eeschema-gal: initial GALified version. Lots of stuff still to do!

eeschema/CMakeLists.txt

@@ -11,9 +11,12 @@ endif()
 
 include_directories( BEFORE ${INC_BEFORE} )
 include_directories(
+    ../include/legacy_gal
     ./dialogs
     ./netlist_exporters
     ./widgets
+    ./libedit
+    ./libview
     ../common
     ../common/dialogs
     ${INC_AFTER}
@@ -92,14 +95,35 @@ set( EESCHEMA_WIDGETS
     )
 
 
+set ( EESCHEMA_LIBEDIT_SRCS
+    libedit/block_libedit.cpp
+    libedit/controller.cpp
+    libedit/libedit.cpp
+    libedit/libedit_onleftclick.cpp
+    libedit/libedit_onrightclick.cpp
+    libedit/libedit_plot_component.cpp
+    libedit/libedit_undo_redo.cpp
+    libedit/lib_edit_frame.cpp
+    libedit/libfield.cpp
+    libedit/menubar_libedit.cpp
+    libedit/pinedit.cpp
+    libedit/symbdraw.cpp
+    libedit/symbedit.cpp
+    libedit/tool_lib.cpp
+    libedit/lib_export.cpp
+    libedit/lib_manager.cpp
+
+)
 set( EESCHEMA_SRCS
     ${EESCHEMA_DLGS}
     ${EESCHEMA_WIDGETS}
+    ${EESCHEMA_LIBEDIT_SRCS}
+    sch_view.cpp
+    sch_painter.cpp
     annotate.cpp
     autoplace_fields.cpp
     backanno.cpp
     block.cpp
-    block_libedit.cpp
     bus-wire-junction.cpp
     busentry.cpp
     class_libentry.cpp
@@ -131,23 +155,13 @@ set( EESCHEMA_SRCS
     lib_circle.cpp
     lib_collectors.cpp
     lib_draw_item.cpp
-    lib_export.cpp
     lib_field.cpp
-    lib_manager.cpp
     lib_pin.cpp
     lib_polyline.cpp
     lib_rectangle.cpp
     lib_text.cpp
     libarch.cpp
-    libedit.cpp
-    libedit_onleftclick.cpp
-    libedit_onrightclick.cpp
-    libedit_plot_component.cpp
-    libedit_undo_redo.cpp
-    lib_edit_frame.cpp
-    libfield.cpp
     menubar.cpp
-    menubar_libedit.cpp
     netlist_generator.cpp
     netlist_object_list.cpp
     netlist_object.cpp
@@ -157,12 +171,12 @@ set( EESCHEMA_SRCS
     pin_number.cpp
     pin_shape.cpp
     pin_type.cpp
-    pinedit.cpp
     plot_schematic_DXF.cpp
     plot_schematic_HPGL.cpp
     plot_schematic_PDF.cpp
     plot_schematic_PS.cpp
     plot_schematic_SVG.cpp
+    sch_draw_panel.cpp
     project_rescue.cpp
     sch_base_frame.cpp
     sch_bitmap.cpp
@@ -191,14 +205,11 @@ set( EESCHEMA_SRCS
     selpart.cpp
     sheet.cpp
     sheetlab.cpp
-    symbdraw.cpp
-    symbedit.cpp
     symbol_lib_table.cpp
     symbol_tree_model_adapter.cpp
     symbol_tree_synchronizing_adapter.cpp
     template_fieldnames.cpp
     template_fieldnames_keywords.cpp
-    tool_lib.cpp
     tool_sch.cpp
     tool_viewlib.cpp
     transform.cpp
@@ -299,6 +310,19 @@ target_link_libraries( eeschema
     common
     bitmaps
     gal
+    legacy_gal
+    common
+    bitmaps
+    gal
+    legacy_gal
+    common
+    bitmaps
+    gal
+    legacy_gal
+    common
+    bitmaps
+    gal
+    legacy_gal
     ${wxWidgets_LIBRARIES}
     )
 
@@ -312,6 +336,22 @@ target_link_libraries( eeschema_kiface
     bitmaps
     polygon
     gal
+    legacy_gal
+    common
+    bitmaps
+    polygon
+    gal
+    legacy_gal
+    common
+    bitmaps
+    polygon
+    gal
+    legacy_gal
+    common
+    bitmaps
+    polygon
+    gal
+    legacy_gal
     ${wxWidgets_LIBRARIES}
     ${GDI_PLUS_LIBRARIES}
     )

eeschema/annotate.cpp

@@ -29,7 +29,7 @@
 #include <algorithm>
 
 #include <fctsys.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <confirm.h>
 #include <reporter.h>
 #include <sch_edit_frame.h>
@@ -236,7 +236,7 @@ void SCH_EDIT_FRAME::AnnotateComponents( bool              aAnnotateSchematic,
     m_CurrentSheet->UpdateAllScreenReferences();
     SetSheetNumberAndCount();
 
-    m_canvas->Refresh( true );
+    SyncView();
 }
 
 

eeschema/autoplace_fields.cpp

@@ -57,7 +57,7 @@
 #include <sch_component.h>
 #include <sch_line.h>
 #include <lib_pin.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <class_libentry.h>
 #include <eeschema_config.h>
 #include <kiface_i.h>

eeschema/block.cpp

@@ -30,7 +30,7 @@
 #include <fctsys.h>
 #include <pgm_base.h>
 #include <gr_basic.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <confirm.h>
 #include <sch_edit_frame.h>
 
@@ -49,6 +49,10 @@
 #include <sch_sheet_path.h>
 #include <list_operations.h>
 
+#include <preview_items/selection_area.h>
+#include <sch_view.h>
+#include <view/view_group.h>
+
 static void DrawMovingBlockOutlines( EDA_DRAW_PANEL* aPanel, wxDC* aDC,
                                      const wxPoint& aPosition, bool aErase );
 
@@ -176,7 +180,9 @@ void SCH_EDIT_FRAME::HandleBlockPlace( wxDC* DC )
     }
 
     m_canvas->EndMouseCapture( GetToolId(), m_canvas->GetCurrentCursor(), wxEmptyString, false );
-    m_canvas->Refresh();
+
+    GetCanvas()->GetView()->ClearPreview();
+    GetCanvas()->GetView()->ClearHiddenFlags();
 }
 
 
@@ -187,6 +193,14 @@ bool SCH_EDIT_FRAME::HandleBlockEnd( wxDC* aDC )
     bool            append = false;
     BLOCK_SELECTOR* block = &GetScreen()->m_BlockLocate;
 
+
+    auto panel =static_cast<SCH_DRAW_PANEL*>(m_canvas);
+    auto view = panel->GetView();
+    auto area = view->GetSelectionArea();
+
+    view->ShowSelectionArea( false );
+    view->ClearHiddenFlags();
+
     if( block->GetCount() )
     {
         BLOCK_STATE_T   state   = block->GetState();
@@ -374,7 +388,6 @@ bool SCH_EDIT_FRAME::HandleBlockEnd( wxDC* aDC )
     if( block->GetCommand() == BLOCK_ABORT )
     {
         GetScreen()->ClearDrawingState();
-        m_canvas->Refresh();
     }
 
     if( ! nextcmd )
@@ -389,6 +402,11 @@ bool SCH_EDIT_FRAME::HandleBlockEnd( wxDC* aDC )
     if( zoom_command )
         Window_Zoom( GetScreen()->m_BlockLocate );
 
+    view->ShowPreview( false );
+    view->ShowSelectionArea( false );
+    view->ClearHiddenFlags();
+
+
     return nextcmd;
 }
 
@@ -399,41 +417,30 @@ bool SCH_EDIT_FRAME::HandleBlockEnd( wxDC* aDC )
 static void DrawMovingBlockOutlines( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aPosition,
                                      bool aErase )
 {
+    auto panel =static_cast<SCH_DRAW_PANEL*>(aPanel);
+    auto view = panel->GetView();
+
+    auto preview = view->GetPreview();
+
     BASE_SCREEN*    screen = aPanel->GetScreen();
     BLOCK_SELECTOR* block = &screen->m_BlockLocate;
     SCH_ITEM*       schitem;
 
-    /* Erase old block contents. */
+    block->SetMoveVector( panel->GetParent()->GetCrossHairPosition() - block->GetLastCursorPosition() );
-    if( aErase )
-    {
-        block->Draw( aPanel, aDC, block->GetMoveVector(), g_XorMode, block->GetColor() );
 
-        for( unsigned ii = 0; ii < block->GetCount(); ii++ )
+    preview->Clear();
-        {
+    view->SetVisible( preview, true );
-            schitem = (SCH_ITEM*) block->GetItem( ii );
-
-            if( schitem->Type() == SCH_COMPONENT_T )
-                ((SCH_COMPONENT*)schitem)->Draw( aPanel, aDC, block->GetMoveVector(),
-                                                 g_XorMode, g_GhostColor, false );
-            else
-                schitem->Draw( aPanel, aDC, block->GetMoveVector(), g_XorMode, g_GhostColor );
-        }
-    }
-
-    /* Repaint new view. */
-    block->SetMoveVector( aPanel->GetParent()->GetCrossHairPosition() - block->GetLastCursorPosition() );
-    block->Draw( aPanel, aDC, block->GetMoveVector(), g_XorMode, block->GetColor() );
 
     for( unsigned ii = 0; ii < block->GetCount(); ii++ )
     {
         schitem = (SCH_ITEM*) block->GetItem( ii );
-
+        SCH_ITEM *copy = static_cast<SCH_ITEM*>( schitem->Clone() );
-            if( schitem->Type() == SCH_COMPONENT_T )
+        copy->Move( block->GetMoveVector() );
-                ((SCH_COMPONENT*)schitem)->Draw( aPanel, aDC, block->GetMoveVector(),
+        preview->Add( copy );
-                                                 g_XorMode, g_GhostColor, false );
+        view->Hide( schitem );
-            else
-                schitem->Draw( aPanel, aDC, block->GetMoveVector(), g_XorMode, g_GhostColor );
     }
+
+    view->Update( preview );
 }
 
 
@@ -545,8 +552,7 @@ void SCH_EDIT_FRAME::PasteListOfItems( wxDC* DC )
         }
 
         SetSchItemParent( item, GetScreen() );
-        item->Draw( m_canvas, DC, wxPoint( 0, 0 ), GR_DEFAULT_DRAWMODE );
+        AddToScreen( item );
-        GetScreen()->Append( item );
     }
 
     SaveCopyInUndoList( picklist, UR_NEW );
@@ -568,3 +574,36 @@ void SCH_EDIT_FRAME::PasteListOfItems( wxDC* DC )
 
     return;
 }
+
+void DrawAndSizingBlockOutlines( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aPosition,
+                                 bool aErase )
+{
+    auto panel =static_cast<SCH_DRAW_PANEL*>(aPanel);
+    auto area = panel->GetView()->GetSelectionArea();
+    auto frame = static_cast<EDA_BASE_FRAME*>(aPanel->GetParent());
+
+    BLOCK_SELECTOR* block;
+    bool isLibEdit = frame->IsType( FRAME_SCH_LIB_EDITOR );
+
+    block = &aPanel->GetScreen()->m_BlockLocate;
+    block->SetMoveVector( wxPoint( 0, 0 ) );
+    block->SetLastCursorPosition( aPanel->GetParent()->GetCrossHairPosition( isLibEdit ) );
+    block->SetEnd( aPanel->GetParent()->GetCrossHairPosition() );
+
+    panel->GetView()->ClearPreview();
+    panel->GetView()->ClearHiddenFlags();
+
+    area->SetOrigin( block->GetOrigin() );;
+    area->SetEnd(  block->GetEnd() );
+
+    panel->GetView()->SetVisible( area );
+    panel->GetView()->Hide( area, false );
+    panel->GetView()->Update( area );
+
+    if( block->GetState() == STATE_BLOCK_INIT )
+    {
+        if( block->GetWidth() || block->GetHeight() )
+            // 2nd point exists: the rectangle is not surface anywhere
+            block->SetState( STATE_BLOCK_END );
+    }
+}

eeschema/bus-wire-junction.cpp

@@ -29,7 +29,7 @@
 
 #include <fctsys.h>
 #include <gr_basic.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <sch_edit_frame.h>
 
 #include <lib_draw_item.h>
@@ -42,6 +42,9 @@
 #include <sch_text.h>
 #include <sch_component.h>
 #include <sch_sheet.h>
+#include <sch_view.h>
+#include <view/view_group.h>
+
 
 
 static void AbortCreateNewLine( EDA_DRAW_PANEL* aPanel, wxDC* aDC );
@@ -129,17 +132,6 @@ static void DrawSegment( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aPosi
     segment = (SCH_LINE*) s_wires.begin();
     COLOR4D color = GetLayerColor( segment->GetLayer() );
 
-    if( aErase )
-    {
-        while( segment )
-        {
-            if( !segment->IsNull() )  // Redraw if segment length != 0
-                segment->Draw( aPanel, aDC, wxPoint( 0, 0 ), g_XorMode, color );
-
-            segment = segment->Next();
-        }
-    }
-
     SCH_EDIT_FRAME* frame = (SCH_EDIT_FRAME*) aPanel->GetParent();
 
     wxPoint endpos = frame->GetCrossHairPosition();
@@ -151,13 +143,18 @@ static void DrawSegment( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aPosi
 
     segment = (SCH_LINE*) s_wires.begin();
 
+    auto view = static_cast<SCH_DRAW_PANEL*>( aPanel )->GetView();
+
+    view->ClearPreview();
+
     while( segment )
     {
         if( !segment->IsNull() )  // Redraw if segment length != 0
-            segment->Draw( aPanel, aDC, wxPoint( 0, 0 ), g_XorMode, color );
+            view->AddToPreview( segment->Clone() );
 
         segment = segment->Next();
     }
+
 }
 
 
@@ -327,7 +324,13 @@ void SCH_EDIT_FRAME::EndSegment()
     SetRepeatItem( segment = (SCH_LINE*) s_wires.GetLast() );
 
     // Add the new wires
-    screen->Append( s_wires );
+    AddToScreen( s_wires );
+
+    auto view = GetCanvas()->GetView();
+    view->ClearPreview();
+    view->ShowPreview( false );
+    view->ClearHiddenFlags();
+
     SaveCopyInUndoList(itemList, UR_NEW);
 
     // Correct and remove segments that need to be merged.
@@ -464,7 +467,7 @@ void SCH_EDIT_FRAME::DeleteCurrentSegment( wxDC* DC )
 
     DrawSegment( m_canvas, DC, wxDefaultPosition, false );
 
-    screen->Remove( screen->GetCurItem() );
+    RemoveFromScreen( screen->GetCurItem() );
     m_canvas->SetMouseCaptureCallback( NULL );
     screen->SetCurItem( NULL );
 }
@@ -534,7 +537,7 @@ bool SCH_EDIT_FRAME::TrimWire( const wxPoint& aStart, const wxPoint& aEnd, bool
             line = return_line;
 
         SaveCopyInUndoList( (SCH_ITEM*)line, UR_DELETED, aAppend );
-        GetScreen()->Remove( (SCH_ITEM*)line );
+        RemoveFromScreen( (SCH_ITEM*)line );
         aAppend = true;
         retval = true;
     }
@@ -619,7 +622,7 @@ bool SCH_EDIT_FRAME::SchematicCleanUp( bool aAppend )
                     remove_item( item );
                     remove_item( secondItem );
                     itemList.PushItem( ITEM_PICKER( line, UR_NEW ) );
-                    screen->Append( (SCH_ITEM*) line );
+                    AddToScreen( (SCH_ITEM*) line );
                     break;
                 }
             }
@@ -634,7 +637,7 @@ bool SCH_EDIT_FRAME::SchematicCleanUp( bool aAppend )
         secondItem = item->Next();
 
         if( item->GetFlags() & STRUCT_DELETED )
-            screen->Remove( item );
+            RemoveFromScreen( item );
     }
 
     SaveCopyInUndoList( itemList, UR_CHANGED, aAppend );
@@ -656,7 +659,7 @@ bool SCH_EDIT_FRAME::BreakSegment( SCH_LINE* aSegment, const wxPoint& aPoint, bo
 
     newSegment->SetStartPoint( aPoint );
     aSegment->SetEndPoint( aPoint );
-    GetScreen()->Append( newSegment );
+    AddToScreen( newSegment );
 
     if( aNewSegment )
         *aNewSegment = newSegment;
@@ -719,7 +722,7 @@ void SCH_EDIT_FRAME::DeleteJunction( SCH_ITEM* aJunction, bool aAppend )
     {
         aItem->SetFlags( STRUCT_DELETED );
         itemList.PushItem( ITEM_PICKER( aItem, UR_DELETED ) );
-        screen->Remove( aItem );
+        RemoveFromScreen( aItem );
     };
 
     remove_item( aJunction );
@@ -756,7 +759,7 @@ void SCH_EDIT_FRAME::DeleteJunction( SCH_ITEM* aJunction, bool aAppend )
                 remove_item( item );
                 remove_item( secondItem );
                 itemList.PushItem( ITEM_PICKER( line, UR_NEW ) );
-                screen->Append( (SCH_ITEM*) line );
+                AddToScreen( line );
                 break;
             }
         }
@@ -770,7 +773,7 @@ void SCH_EDIT_FRAME::DeleteJunction( SCH_ITEM* aJunction, bool aAppend )
         nextitem = item->Next();
 
         if( item->GetFlags() & STRUCT_DELETED )
-            screen->Remove( item );
+            RemoveFromScreen( item );
     }
 }
 
@@ -781,11 +784,17 @@ SCH_JUNCTION* SCH_EDIT_FRAME::AddJunction( const wxPoint& aPosition, bool aAppen
     SCH_SCREEN* screen = GetScreen();
     bool broken_segments = false;
 
-    screen->Append( junction );
+    AddToScreen( junction );
     broken_segments = BreakSegments( aPosition, aAppend );
     screen->TestDanglingEnds();
     OnModify();
     SaveCopyInUndoList( junction, UR_NEW, broken_segments || aAppend );
+
+    auto view = GetCanvas()->GetView();
+    view->ClearPreview();
+    view->ShowPreview( false );
+    view->ClearHiddenFlags();
+
     return junction;
 }
 
@@ -795,11 +804,16 @@ SCH_NO_CONNECT* SCH_EDIT_FRAME::AddNoConnect( const wxPoint& aPosition )
     SCH_NO_CONNECT* no_connect = new SCH_NO_CONNECT( aPosition );
 
     SetRepeatItem( no_connect );
-    GetScreen()->Append( no_connect );
+    AddToScreen( no_connect );
     SchematicCleanUp();
     GetScreen()->TestDanglingEnds();
     OnModify();
-    m_canvas->Refresh();
+
+    auto view = GetCanvas()->GetView();
+    view->ClearPreview();
+    view->ShowPreview( false );
+    view->ClearHiddenFlags();
+
     SaveCopyInUndoList( no_connect, UR_NEW );
     return no_connect;
 }
@@ -810,19 +824,23 @@ SCH_NO_CONNECT* SCH_EDIT_FRAME::AddNoConnect( const wxPoint& aPosition )
 static void AbortCreateNewLine( EDA_DRAW_PANEL* aPanel, wxDC* aDC )
 {
     SCH_SCREEN* screen = (SCH_SCREEN*) aPanel->GetScreen();
+    SCH_EDIT_FRAME* parent = ( SCH_EDIT_FRAME* ) aPanel->GetParent();
 
     if( screen->GetCurItem() )
     {
         s_wires.DeleteAll();    // Free the list, for a future usage
         screen->SetCurItem( NULL );
-        aPanel->Refresh();
     }
     else
     {
-        SCH_EDIT_FRAME* parent = ( SCH_EDIT_FRAME* ) aPanel->GetParent();
         parent->SetRepeatItem( NULL );
     }
 
+    auto view = static_cast<SCH_DRAW_PANEL*>(aPanel)->GetView();
+    view->ClearPreview();
+    view->ShowPreview( false );
+    view->ClearHiddenFlags();
+
     // Clear flags used in edit functions.
     screen->ClearDrawingState();
 }
@@ -851,7 +869,6 @@ void SCH_EDIT_FRAME::RepeatDrawItem( wxDC* DC )
         my_clone->SetFlags( IS_NEW );
         ( (SCH_COMPONENT*) my_clone )->SetTimeStamp( GetNewTimeStamp() );
         my_clone->Move( pos );
-        my_clone->Draw( m_canvas, DC, wxPoint( 0, 0 ), g_XorMode );
         PrepareMoveItem( my_clone, DC );
     }
     else
@@ -861,16 +878,11 @@ void SCH_EDIT_FRAME::RepeatDrawItem( wxDC* DC )
         if( my_clone->CanIncrementLabel() )
             ( (SCH_TEXT*) my_clone )->IncrementLabel( GetRepeatDeltaLabel() );
 
-        GetScreen()->Append( my_clone );
+        AddToScreen( my_clone );
 
         if( my_clone->IsConnectable() )
         {
             GetScreen()->TestDanglingEnds();
-            m_canvas->Refresh();
-        }
-        else
-        {
-            my_clone->Draw( m_canvas, DC, wxPoint( 0, 0 ), GR_DEFAULT_DRAWMODE );
         }
 
         SaveCopyInUndoList( my_clone, UR_NEW );

eeschema/busentry.cpp

@@ -30,7 +30,7 @@
 
 #include <fctsys.h>
 #include <gr_basic.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <sch_edit_frame.h>
 
 #include <sch_bus_entry.h>
@@ -74,10 +74,8 @@ void SCH_EDIT_FRAME::SetBusEntryShape( wxDC* DC, SCH_BUS_ENTRY_BASE* BusEntry, c
 
     s_LastShape = entry_shape == '/' ? '/' : '\\';
 
-    BusEntry->Draw( m_canvas, DC, wxPoint( 0, 0 ), g_XorMode );
     BusEntry->SetBusEntryShape( s_LastShape );
     GetScreen()->TestDanglingEnds();
-    BusEntry->Draw( m_canvas, DC, wxPoint( 0, 0 ), g_XorMode );
+    
-
     OnModify( );
 }

eeschema/class_libentry.cpp

@@ -30,7 +30,7 @@
 #include <fctsys.h>
 #include <macros.h>
 #include <kicad_string.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <plotter.h>
 #include <gr_basic.h>
 #include <sch_screen.h>
@@ -956,7 +956,6 @@ bool LIB_PART::HasConversion() const
     return false;
 }
 
-
 void LIB_PART::ClearStatus()
 {
     for( LIB_ITEM& item : m_drawings )
@@ -965,157 +964,6 @@ void LIB_PART::ClearStatus()
     }
 }
 
-
-int LIB_PART::SelectItems( EDA_RECT& aRect, int aUnit, int aConvert, bool aSyncPinEdit )
-{
-    int itemCount = 0;
-
-    for( LIB_ITEM& item : m_drawings )
-    {
-        item.ClearFlags( SELECTED );
-
-        if( ( item.m_Unit && item.m_Unit != aUnit )
-            || ( item.m_Convert && item.m_Convert != aConvert ) )
-        {
-            if( item.Type() != LIB_PIN_T )
-                continue;
-
-             // Specific rules for pins:
-             // - do not select pins in other units when synchronized pin edit mode is disabled
-             // - do not select pins in other units when units are not interchangeable
-             // - in other cases verify if the pin belongs to the requested unit
-            if( !aSyncPinEdit || m_unitsLocked
-                || ( item.m_Convert && item.m_Convert != aConvert ) )
-                continue;
-        }
-
-        if( item.Inside( aRect ) )
-        {
-            item.SetFlags( SELECTED );
-            itemCount++;
-        }
-    }
-
-    return itemCount;
-}
-
-
-void LIB_PART::MoveSelectedItems( const wxPoint& aOffset )
-{
-    for( LIB_ITEM& item : m_drawings )
-    {
-        if( !item.IsSelected() )
-            continue;
-
-        item.SetOffset( aOffset );
-        item.m_Flags = 0;
-    }
-}
-
-
-void LIB_PART::ClearSelectedItems()
-{
-    for( LIB_ITEM& item : m_drawings )
-    {
-        item.m_Flags = 0;
-    }
-}
-
-
-void LIB_PART::DeleteSelectedItems()
-{
-    LIB_ITEMS_CONTAINER::ITERATOR item = m_drawings.begin();
-
-    // We *do not* remove the 2 mandatory fields: reference and value
-    // so skip them (do not remove) if they are flagged selected.
-    // Skip also not visible items.
-    // But I think fields must not be deleted by a block delete command or other global command
-    // because they are not really graphic items
-    while( item != m_drawings.end() )
-    {
-        if( item->Type() == LIB_FIELD_T )
-        {
-            item->ClearFlags( SELECTED );
-        }
-
-        if( !item->IsSelected() )
-            ++item;
-        else
-            item = m_drawings.erase( item );
-    }
-}
-
-
-void LIB_PART::CopySelectedItems( const wxPoint& aOffset )
-{
-    std::vector< LIB_ITEM* > tmp;
-
-    for( LIB_ITEM& item : m_drawings )
-    {
-        // We *do not* copy fields because they are unique for the whole component
-        // so skip them (do not duplicate) if they are flagged selected.
-        if( item.Type() == LIB_FIELD_T )
-            item.ClearFlags( SELECTED );
-
-        if( !item.IsSelected() )
-            continue;
-
-        item.ClearFlags( SELECTED );
-        LIB_ITEM* newItem = (LIB_ITEM*) item.Clone();
-        newItem->SetFlags( SELECTED );
-
-        // When push_back elements in buffer, a memory reallocation can happen
-        // and will break pointers.
-        // So, push_back later.
-        tmp.push_back( newItem );
-    }
-
-    for( auto item : tmp )
-        m_drawings.push_back( item );
-
-    MoveSelectedItems( aOffset );
-}
-
-
-void LIB_PART::MirrorSelectedItemsH( const wxPoint& aCenter )
-{
-    for( LIB_ITEM& item : m_drawings )
-    {
-        if( !item.IsSelected() )
-            continue;
-
-        item.MirrorHorizontal( aCenter );
-        item.m_Flags = 0;
-    }
-}
-
-
-void LIB_PART::MirrorSelectedItemsV( const wxPoint& aCenter )
-{
-    for( LIB_ITEM& item : m_drawings )
-    {
-        if( !item.IsSelected() )
-            continue;
-
-        item.MirrorVertical( aCenter );
-        item.m_Flags = 0;
-    }
-}
-
-
-void LIB_PART::RotateSelectedItems( const wxPoint& aCenter )
-{
-    for( LIB_ITEM& item : m_drawings )
-    {
-        if( !item.IsSelected() )
-            continue;
-
-        item.Rotate( aCenter );
-        item.m_Flags = 0;
-    }
-}
-
-
 LIB_ITEM* LIB_PART::LocateDrawItem( int aUnit, int aConvert,
                                     KICAD_T aType, const wxPoint& aPoint )
 {

eeschema/class_libentry.h

@@ -578,70 +578,6 @@ public:
      */
     void ClearStatus();
 
-    /**
-     * Checks all draw objects of part to see if they are with block.
-     *
-     * Use this method to mark draw objects as selected during block
-     * functions.
-     *
-     * @param aRect - The bounding rectangle to test in draw items are inside.
-     * @param aUnit - The current unit number to test against.
-     * @param aConvert - Are the draw items being selected a conversion.
-     * @param aSyncPinEdit - Enable pin selection in other units.
-     * @return The number of draw objects found inside the block select
-     *         rectangle.
-     */
-    int SelectItems( EDA_RECT& aRect, int aUnit, int aConvert, bool aSyncPinEdit );
-
-    /**
-     * Clears all the draw items marked by a block select.
-     */
-    void ClearSelectedItems();
-
-    /**
-     * Deletes the select draw items marked by a block select.
-     *
-     * The name and reference field will not be deleted.  They are the
-     * minimum drawing items required for any part.  Their properties
-     * can be changed but the cannot be removed.
-     */
-    void DeleteSelectedItems();
-
-    /**
-     * Move the selected draw items marked by a block select.
-     */
-    void MoveSelectedItems( const wxPoint& aOffset );
-
-    /**
-     * Make a copy of the selected draw items marked by a block select.
-     *
-     * Fields are not copied.  Only part body items are copied.
-     * Copying fields would result in duplicate fields which does not
-     * make sense in this context.
-     */
-    void CopySelectedItems( const wxPoint& aOffset );
-
-    /**
-     * Horizontally (X axis) mirror selected draw items about a point.
-     *
-     * @param aCenter - Center point to mirror around.
-     */
-    void MirrorSelectedItemsH( const wxPoint& aCenter );
-
-    /**
-     * Vertically (Y axis) mirror selected draw items about a point.
-     *
-     * @param aCenter - Center point to mirror around.
-     */
-    void MirrorSelectedItemsV( const wxPoint& aCenter );
-
-    /**
-     * Rotate CCW selected draw items about a point.
-     *
-     * @param aCenter - Center point to mirror around.
-     */
-    void RotateSelectedItems( const wxPoint& aCenter );
-
     /**
      * Locate a draw object.
      *

eeschema/controle.cpp

@@ -29,7 +29,7 @@
 
 #include <fctsys.h>
 #include <gr_basic.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <eda_dde.h>
 #include <sch_edit_frame.h>
 #include <menus_helpers.h>
@@ -235,6 +235,7 @@ bool SCH_EDIT_FRAME::GeneralControl( wxDC* aDC, const wxPoint& aPosition, EDA_KE
         return false;
     }
 
+
     // when moving mouse, use the "magnetic" grid, unless the shift+ctrl keys is pressed
     // for next cursor position
     // ( shift or ctrl key down are PAN command with mouse wheel)
@@ -275,48 +276,6 @@ bool SCH_EDIT_FRAME::GeneralControl( wxDC* aDC, const wxPoint& aPosition, EDA_KE
 }
 
 
-bool LIB_EDIT_FRAME::GeneralControl( wxDC* aDC, const wxPoint& aPosition, EDA_KEY aHotKey )
-{
-    // Filter out the 'fake' mouse motion after a keyboard movement
-    if( !aHotKey && m_movingCursorWithKeyboard )
-    {
-        m_movingCursorWithKeyboard = false;
-        return false;
-    }
-
-    // when moving mouse, use the "magnetic" grid, unless the shift+ctrl keys is pressed
-    // for next cursor position
-    // ( shift or ctrl key down are PAN command with mouse wheel)
-    bool snapToGrid = true;
-
-    if( !aHotKey && wxGetKeyState( WXK_SHIFT ) && wxGetKeyState( WXK_CONTROL ) )
-        snapToGrid = false;
-
-    // Cursor is left off grid only if no block in progress
-    if( GetScreen()->m_BlockLocate.GetState() != STATE_NO_BLOCK )
-        snapToGrid = true;
-
-    wxPoint pos = aPosition;
-    wxPoint oldpos = GetCrossHairPosition();
-    bool keyHandled = GeneralControlKeyMovement( aHotKey, &pos, snapToGrid );
-
-    // Update the cursor position.
-    SetCrossHairPosition( pos, snapToGrid );
-    RefreshCrossHair( oldpos, aPosition, aDC );
-
-    if( aHotKey && OnHotKey( aDC, aHotKey, aPosition, NULL ) )
-    {
-        keyHandled = true;
-    }
-
-    // Make sure current-part highlighting doesn't get lost in selection highlighting
-    ClearSearchTreeSelection();
-
-    UpdateStatusBar();
-
-    return keyHandled;
-}
-
 
 bool LIB_VIEW_FRAME::GeneralControl( wxDC* aDC, const wxPoint& aPosition, EDA_KEY aHotKey )
 {

eeschema/cross-probing.cpp

@@ -33,7 +33,7 @@
 #include <kiway_express.h>
 #include <macros.h>
 #include <eda_dde.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 
 #include <sch_edit_frame.h>
 #include <general.h>

eeschema/dialog_erc_listbox.h

@@ -27,7 +27,7 @@
 #include <vector>
 
 #include <fctsys.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <sch_marker.h>
 #include <wx/html/htmlwin.h>
 

eeschema/dialogs/dialog_annotate.cpp

@@ -30,7 +30,7 @@
 
 #include <fctsys.h>
 #include <sch_edit_frame.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <bitmaps.h>
 #include <confirm.h>
 

eeschema/dialogs/dialog_edit_component_in_schematic.cpp

@@ -25,7 +25,7 @@
 #include <wx/tooltip.h>
 #include <pgm_base.h>
 #include <kiface_i.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <confirm.h>
 #include <sch_edit_frame.h>
 #include <grid_tricks.h>

eeschema/dialogs/dialog_edit_components_libid.cpp

@@ -30,7 +30,7 @@
 
 #include <fctsys.h>
 #include <sch_edit_frame.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <sch_component.h>
 #include <sch_reference_list.h>
 #include <pgm_base.h>

eeschema/dialogs/dialog_edit_label.cpp

@@ -34,7 +34,7 @@
 #include <sch_edit_frame.h>
 #include <base_units.h>
 
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <general.h>
 #include <draw_graphic_text.h>
 #include <confirm.h>

eeschema/dialogs/dialog_erc.cpp

@@ -29,7 +29,7 @@
  */
 
 #include <fctsys.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <kicad_string.h>
 #include <gestfich.h>
 #include <pgm_base.h>

eeschema/dialogs/dialog_lib_edit_text.cpp

@@ -23,6 +23,7 @@
  */
 
 #include <fctsys.h>
+#include <sch_draw_panel.h>
 #include <lib_edit_frame.h>
 #include <class_libentry.h>
 #include <lib_text.h>

eeschema/dialogs/dialog_print_using_printer.cpp

@@ -25,7 +25,7 @@
 #include <fctsys.h>
 #include <pgm_base.h>
 #include <gr_basic.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <confirm.h>
 #include <sch_screen.h>
 #include <sch_edit_frame.h>
@@ -386,7 +386,7 @@ void SCH_PRINTOUT::DrawPage( SCH_SCREEN* aScreen )
     EDA_RECT oldClipBox;
     wxRect   fitRect;
     wxDC*    dc = GetDC();
-    EDA_DRAW_PANEL* panel = m_parent->GetCanvas();
+    auto panel = m_parent->GetCanvas();
 
     wxBusyCursor dummy;
 

eeschema/edit_bitmap.cpp

@@ -27,7 +27,7 @@
  */
 
 #include <fctsys.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 
 #include <sch_edit_frame.h>
 #include <sch_bitmap.h>

eeschema/edit_component_in_schematic.cpp

@@ -30,7 +30,7 @@
 
 #include <fctsys.h>
 #include <gr_basic.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <confirm.h>
 #include <sch_edit_frame.h>
 #include <msgpanel.h>

eeschema/edit_label.cpp

@@ -31,7 +31,7 @@
 #include <gr_basic.h>
 #include <base_struct.h>
 #include <draw_graphic_text.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <confirm.h>
 #include <sch_edit_frame.h>
 #include <kicad_device_context.h>
@@ -119,8 +119,7 @@ SCH_TEXT* SCH_EDIT_FRAME::CreateNewText( wxDC* aDC, int aType )
     }
 
     // Prepare display to move the new item
-    textItem->Draw( m_canvas, aDC, wxPoint( 0, 0 ), g_XorMode );
+    PrepareMoveItem( (SCH_ITEM*) textItem, nullptr );
-    PrepareMoveItem( (SCH_ITEM*) textItem, aDC );
 
     return textItem;
 }
@@ -217,9 +216,7 @@ void SCH_EDIT_FRAME::OnConvertTextType( wxCommandEvent& aEvent )
      * put in undo list later, at the end of the current command (if not aborted)
      */
 
-    INSTALL_UNBUFFERED_DC( dc, m_canvas );
+    m_canvas->CrossHairOff();   // Erase schematic cursor
-    m_canvas->CrossHairOff( &dc );   // Erase schematic cursor
-    text->Draw( m_canvas, &dc, wxPoint( 0, 0 ), g_XorMode );
 
     // For an exiting item (i.e. already in list):
     // replace the existing item by the new text in list
@@ -227,16 +224,15 @@ void SCH_EDIT_FRAME::OnConvertTextType( wxCommandEvent& aEvent )
     {
         if( item == text )
         {
-            screen->Remove( text );
+            RemoveFromScreen( text );
-            screen->Append( newtext );
+            AddToScreen( newtext );
             break;
         }
     }
 
     SetRepeatItem( NULL );
     OnModify();
-    newtext->Draw( m_canvas, &dc, wxPoint( 0, 0 ), GR_DEFAULT_DRAWMODE );
+    m_canvas->CrossHairOn( );    // redraw schematic cursor
-    m_canvas->CrossHairOn( &dc );    // redraw schematic cursor
 
     // if the old item is the current schematic item, replace it by the new text:
     if( screen->GetCurItem() == text )

eeschema/eeredraw.cpp

@@ -29,7 +29,7 @@
 
 #include <fctsys.h>
 #include <gr_basic.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <sch_edit_frame.h>
 #include <general.h>
 
@@ -56,31 +56,9 @@ void SCH_EDIT_FRAME::RedrawActiveWindow( wxDC* DC, bool EraseBg )
     if( GetScreen() == NULL )
         return;
 
-    m_canvas->DrawBackGround( DC );
-
-    GetScreen()->Draw( m_canvas, DC, GR_DEFAULT_DRAWMODE );
-
-    DrawWorkSheet( DC, GetScreen(), GetDefaultLineThickness(), IU_PER_MILS,
-                    GetScreen()->GetFileName() );
-
-#ifdef USE_WX_OVERLAY
-    if( IsShown() )
-    {
-        m_overlay.Reset();
-        wxDCOverlay overlaydc( m_overlay, (wxWindowDC*)DC );
-        overlaydc.Clear();
-        /* TODO: Investigate why toolbars are affected - to be searched in wxWidgets */
-        m_mainToolBar->Refresh();
-        m_drawToolBar->Refresh();
-        m_optionsToolBar->Refresh();
-    }
-#endif
-
     if( m_canvas->IsMouseCaptured() )
         m_canvas->CallMouseCapture( DC, wxDefaultPosition, false );
 
-    m_canvas->DrawCrossHair( DC );
-
     // Display the sheet filename, and the sheet path, for non root sheets
     UpdateTitle();
 }

eeschema/eeschema_config.cpp

@@ -28,7 +28,7 @@
 #include <fctsys.h>
 #include <pgm_base.h>
 #include <kiface_i.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <confirm.h>
 #include <gestfich.h>
 #include <sch_edit_frame.h>
@@ -47,6 +47,8 @@
 #include <dialogs/panel_eeschema_display_options.h>
 #include <widgets/widget_eeschema_color_config.h>
 #include <dialogs/panel_libedit_settings.h>
+#include <sch_view.h>
+#include <sch_painter.h>
 
 #define FR_HISTORY_LIST_CNT     10   ///< Maximum number of find and replace strings.
 

eeschema/erc.cpp

@@ -29,7 +29,7 @@
  */
 
 #include <fctsys.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <kicad_string.h>
 #include <sch_edit_frame.h>
 

eeschema/events_called_functions_for_edit.cpp

@@ -28,7 +28,7 @@
 
 #include <fctsys.h>
 #include <gr_basic.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <general.h>
 #include <kicad_device_context.h>
 #include <sch_edit_frame.h>
@@ -43,7 +43,6 @@ void SCH_EDIT_FRAME::OnCopySchematicItemRequest( wxCommandEvent& event )
     if( !curr_item || curr_item->GetFlags() )
         return;
 
-    INSTALL_UNBUFFERED_DC( dc, m_canvas );
 
     switch( curr_item->Type() )
     {
@@ -55,8 +54,7 @@ void SCH_EDIT_FRAME::OnCopySchematicItemRequest( wxCommandEvent& event )
         newitem->ClearAnnotation( NULL );
         newitem->SetFlags( IS_NEW );
         // Draw the new part, MoveItem() expects it to be already on screen.
-        newitem->Draw( m_canvas, &dc, wxPoint( 0, 0 ), g_XorMode );
+        PrepareMoveItem( newitem, nullptr );
-        PrepareMoveItem( newitem, &dc );
     }
     break;
 
@@ -68,8 +66,7 @@ void SCH_EDIT_FRAME::OnCopySchematicItemRequest( wxCommandEvent& event )
         SCH_TEXT* newitem = (SCH_TEXT*) curr_item->Clone();
         newitem->SetFlags( IS_NEW );
         // Draw the new item, MoveItem() expects it to be already on screen.
-        newitem->Draw( m_canvas, &dc, wxPoint( 0, 0 ), g_XorMode );
+        PrepareMoveItem( newitem, nullptr );
-        PrepareMoveItem( newitem, &dc );
     }
         break;
 

eeschema/files-io.cpp

@@ -29,7 +29,7 @@
  */
 
 #include <fctsys.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <confirm.h>
 #include <gestfich.h>
 #include <sch_edit_frame.h>
@@ -370,7 +370,7 @@ bool SCH_EDIT_FRAME::OpenProjectFiles( const std::vector<wxString>& aFileSet, in
     GetScreen()->SetGrid( ID_POPUP_GRID_LEVEL_1000 + m_LastGridSizeId );
     Zoom_Automatique( false );
     SetSheetNumberAndCount();
-    m_canvas->Refresh( true );
+    SyncView();
     GetScreen()->ClearDrawingState();
 
     return true;
@@ -612,6 +612,7 @@ bool SCH_EDIT_FRAME::AppendSchematic()
     }
 
     // It is finally safe to add the imported schematic.
+    // fixme-gal: rebuild view
     screen->Append( newScreen );
 
     SCH_SCREENS allScreens;
@@ -629,7 +630,8 @@ bool SCH_EDIT_FRAME::AppendSchematic()
     GetScreen()->SetGrid( ID_POPUP_GRID_LEVEL_1000 + m_LastGridSizeId );
     Zoom_Automatique( false );
     SetSheetNumberAndCount();
-    m_canvas->Refresh( true );
+    SyncView();
+
     return true;
 }
 
@@ -861,7 +863,7 @@ bool SCH_EDIT_FRAME::importFile( const wxString& aFileName, int aFileType )
                 GetScreen()->SetGrid( ID_POPUP_GRID_LEVEL_1000 + m_LastGridSizeId );
                 Zoom_Automatique( false );
                 SetSheetNumberAndCount();
-                m_canvas->Refresh( true );
+                SyncView();
                 UpdateTitle();
             }
             catch( const IO_ERROR& ioe )

eeschema/find.cpp

@@ -35,7 +35,7 @@
  */
 #include <fctsys.h>
 #include <pgm_base.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <confirm.h>
 #include <kicad_string.h>
 #include <gestfich.h>
@@ -213,11 +213,12 @@ SCH_ITEM* SCH_EDIT_FRAME::FindComponentAndItem( const wxString& aReference,
         }
         else
         {
-            INSTALL_UNBUFFERED_DC( dc, m_canvas );
+            /*INSTALL_UNBUFFERED_DC( dc, m_canvas );
 
             m_canvas->CrossHairOff( &dc );
             SetCrossHairPosition( pos );
-            m_canvas->CrossHairOn( &dc );
+            m_canvas->CrossHairOn( &dc );*/
+            // fixme-gal
         }
     }
 

eeschema/getpart.cpp

@@ -33,7 +33,7 @@
 #include <pgm_base.h>
 #include <kiway.h>
 #include <gr_basic.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <confirm.h>
 #include <sch_edit_frame.h>
 #include <kicad_device_context.h>
@@ -286,7 +286,6 @@ SCH_COMPONENT* SCH_EDIT_FRAME::Load_Component( wxDC*                          aD
     component->GetMsgPanelInfo( m_UserUnits, items );
 
     SetMsgPanel( items );
-    component->Draw( m_canvas, aDC, wxPoint( 0, 0 ), g_XorMode );
     component->SetFlags( IS_NEW );
 
     if( m_autoplaceFields )
@@ -313,11 +312,9 @@ void SCH_EDIT_FRAME::OrientComponent( COMPONENT_ORIENTATION_T aOrientation )
     if( item->GetFlags() == 0 )
         SetUndoItem( item );
 
-    INSTALL_UNBUFFERED_DC( dc, m_canvas );
-
     component->SetOrientation( aOrientation );
 
-    m_canvas->CrossHairOn( &dc );
+    m_canvas->CrossHairOn( );
 
     if( item->GetFlags() == 0 )
     {
@@ -340,7 +337,8 @@ void SCH_EDIT_FRAME::OnSelectUnit( wxCommandEvent& aEvent )
     wxCHECK_RET( item != NULL && item->Type() == SCH_COMPONENT_T,
                  wxT( "Cannot select unit of invalid schematic item." ) );
 
-    INSTALL_UNBUFFERED_DC( dc, m_canvas );
+//fixme-gal
+    //INSTALL_UNBUFFERED_DC( dc, m_canvas );
 
     m_canvas->MoveCursorToCrossHair();
 
@@ -370,10 +368,10 @@ void SCH_EDIT_FRAME::OnSelectUnit( wxCommandEvent& aEvent )
     if( !flags )    // No command in progress: save in undo list
         SaveCopyInUndoList( component, UR_CHANGED );
 
-    if( flags )
+    //if( flags )
-        component->Draw( m_canvas, &dc, wxPoint( 0, 0 ), g_XorMode, g_GhostColor );
+        //component->Draw( m_canvas, &dc, wxPoint( 0, 0 ), g_XorMode, g_GhostColor );
-    else
+    //else
-        component->Draw( m_canvas, &dc, wxPoint( 0, 0 ), g_XorMode );
+        //component->Draw( m_canvas, &dc, wxPoint( 0, 0 ), g_XorMode );
 
     /* Update the unit number. */
     component->SetUnitSelection( m_CurrentSheet, unit );

eeschema/hierarch.cpp

@@ -28,7 +28,7 @@
  */
 
 #include <fctsys.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <confirm.h>
 #include <id.h>
 #include <bitmaps.h>
@@ -45,6 +45,7 @@
 #include <netlist_object.h>
 #include <sch_sheet_path.h>
 
+#include <view/view.h>
 
 class HIERARCHY_NAVIG_DLG;
 
@@ -307,5 +308,5 @@ void SCH_EDIT_FRAME::DisplayCurrentSheet()
     // mainly when sheet size has changed
     // This second refresh clears artefacts because at this point,
     // all parameters are now updated
-    m_canvas->Refresh();
+    SyncView();
 }

eeschema/highlight_connection.cpp

@@ -29,7 +29,7 @@
  */
 
 #include <fctsys.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <sch_edit_frame.h>
 #include <erc.h>
 

eeschema/hotkeys.cpp

@@ -31,7 +31,7 @@
 #include <eeschema_id.h>
 #include <hotkeys.h>
 #include <sch_edit_frame.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 
 #include <general.h>
 #include <lib_edit_frame.h>

eeschema/lib_arc.cpp

@@ -29,7 +29,7 @@
 #include <fctsys.h>
 #include <gr_basic.h>
 #include <macros.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <plotter.h>
 #include <trigo.h>
 #include <base_units.h>
@@ -525,7 +525,6 @@ void LIB_ARC::BeginEdit( STATUS_FLAGS aEditMode, const wxPoint aPosition )
     {
         m_initialPos = m_Pos;
         m_initialCursorPos = aPosition;
-        SetEraseLastDrawItem();
     }
     else
     {
@@ -556,7 +555,6 @@ void LIB_ARC::BeginEdit( STATUS_FLAGS aEditMode, const wxPoint aPosition )
         }
 
         m_editState = 0;
-        SetEraseLastDrawItem();
     }
 
     m_Flags = aEditMode;
@@ -574,7 +572,6 @@ bool LIB_ARC::ContinueEdit( const wxPoint aPosition )
         {
             m_ArcEnd = aPosition;
             m_editState = 2;
-            SetEraseLastDrawItem( false );
             return true;              // Need third position to calculate center point.
         }
     }
@@ -588,14 +585,13 @@ void LIB_ARC::EndEdit( const wxPoint& aPosition, bool aAbort )
     wxCHECK_RET( ( m_Flags & ( IS_NEW | IS_MOVED | IS_RESIZED ) ) != 0,
                    wxT( "Bad call to EndEdit().  LIB_ARC is not being edited." ) );
 
-    SetEraseLastDrawItem( false );
     m_lastEditState = 0;
     m_editState = 0;
     m_Flags = 0;
 }
 
 
-void LIB_ARC::calcEdit( const wxPoint& aPosition )
+void LIB_ARC::CalcEdit( const wxPoint& aPosition )
 {
     if( m_Flags == IS_RESIZED )
     {
@@ -707,7 +703,6 @@ void LIB_ARC::calcEdit( const wxPoint& aPosition )
         m_Pos.y = cY;
         CalcRadiusAngles();
 
-        SetEraseLastDrawItem();
     }
     else if( m_Flags == IS_MOVED )
     {

eeschema/lib_arc.h

@@ -76,7 +76,7 @@ class LIB_ARC : public LIB_ITEM
      *
      * @param aPosition - The current mouse position in drawing coordinates.
      */
-    void calcEdit( const wxPoint& aPosition ) override;
+    void CalcEdit( const wxPoint& aPosition ) override;
 
 
 public:

eeschema/lib_bezier.cpp

@@ -28,7 +28,7 @@
 #include <fctsys.h>
 #include <gr_basic.h>
 #include <macros.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <plotter.h>
 #include <trigo.h>
 #include <bezier_curves.h>
@@ -103,6 +103,8 @@ bool LIB_BEZIER::Inside( EDA_RECT& aRect ) const
 
 void LIB_BEZIER::Move( const wxPoint& aPosition )
 {
+    if ( !m_PolyPoints.size() )
+        return;
     SetOffset( aPosition - m_PolyPoints[0] );
 }
 
@@ -335,3 +337,11 @@ void LIB_BEZIER::GetMsgPanelInfo( EDA_UNITS_T aUnits, std::vector< MSG_PANEL_ITE
 
     aList.push_back( MSG_PANEL_ITEM( _( "Bounding Box" ), msg, BROWN ) );
 }
+
+wxPoint LIB_BEZIER::GetPosition() const
+{
+    if( !m_PolyPoints.size() )
+        return wxPoint(0, 0);
+
+    return m_PolyPoints[0];
+}

eeschema/lib_bezier.h

@@ -88,7 +88,7 @@ public:
 
     void Move( const wxPoint& aPosition ) override;
 
-    wxPoint GetPosition() const override { return m_PolyPoints[0]; }
+    wxPoint GetPosition() const override; 
 
     void MirrorHorizontal( const wxPoint& aCenter ) override;
 

eeschema/lib_circle.cpp

@@ -30,7 +30,7 @@
 #include <fctsys.h>
 #include <gr_basic.h>
 #include <macros.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <plotter.h>
 #include <trigo.h>
 #include <base_units.h>
@@ -278,11 +278,6 @@ void LIB_CIRCLE::BeginEdit( STATUS_FLAGS aEditMode, const wxPoint aPosition )
     {
         m_initialPos = m_Pos;
         m_initialCursorPos = aPosition;
-        SetEraseLastDrawItem();
-    }
-    else if( aEditMode == IS_RESIZED )
-    {
-        SetEraseLastDrawItem();
     }
 
     m_Flags = aEditMode;
@@ -303,18 +298,14 @@ void LIB_CIRCLE::EndEdit( const wxPoint& aPosition, bool aAbort )
     wxCHECK_RET( ( m_Flags & ( IS_NEW | IS_MOVED | IS_RESIZED ) ) != 0,
                    wxT( "Bad call to EndEdit().  LIB_CIRCLE is not being edited." ) );
 
-    SetEraseLastDrawItem( false );
     m_Flags = 0;
 }
 
 
-void LIB_CIRCLE::calcEdit( const wxPoint& aPosition )
+void LIB_CIRCLE::CalcEdit( const wxPoint& aPosition )
 {
     if( m_Flags == IS_NEW || m_Flags == IS_RESIZED )
     {
-        if( m_Flags == IS_NEW )
-            SetEraseLastDrawItem();
-
         m_Radius = KiROUND( GetLineLength( m_Pos, aPosition ) );
     }
     else

eeschema/lib_circle.h

@@ -42,7 +42,7 @@ class LIB_CIRCLE : public LIB_ITEM
                       COLOR4D aColor, GR_DRAWMODE aDrawMode, void* aData,
                       const TRANSFORM& aTransform ) override;
 
-    void calcEdit( const wxPoint& aPosition ) override;
+    void CalcEdit( const wxPoint& aPosition ) override;
 
 public:
     LIB_CIRCLE( LIB_PART * aParent );

eeschema/lib_draw_item.cpp

@@ -29,7 +29,7 @@
 
 #include <fctsys.h>
 #include <gr_basic.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <msgpanel.h>
 
 #include <general.h>
@@ -52,7 +52,6 @@ LIB_ITEM::LIB_ITEM( KICAD_T        aType,
     m_Fill              = aFillType;
     m_Parent            = (EDA_ITEM*) aComponent;
     m_isFillable        = false;
-    m_eraseLastDrawItem = false;
 }
 
 
@@ -117,6 +116,7 @@ void LIB_ITEM::Draw( EDA_DRAW_PANEL* aPanel, wxDC* aDC,
                      GR_DRAWMODE aDrawMode, void* aData,
                      const TRANSFORM& aTransform )
 {
+    #if 0
     if( InEditMode() )
     {
         // Temporarily disable filling while the item is being edited.
@@ -136,7 +136,7 @@ void LIB_ITEM::Draw( EDA_DRAW_PANEL* aPanel, wxDC* aDC,
         }
 #endif
         // Calculate the new attributes at the current cursor position.
-        calcEdit( aOffset );
+        CalcEdit( aOffset );
 
         // Draw the items using the new attributes.
         drawEditGraphics( aPanel->GetClipBox(), aDC, color );
@@ -149,6 +149,7 @@ void LIB_ITEM::Draw( EDA_DRAW_PANEL* aPanel, wxDC* aDC,
     {
         drawGraphic( aPanel, aDC, aOffset, aColor, aDrawMode, aData, aTransform );
     }
+    #endif
 }
 
 

eeschema/lib_draw_item.h

@@ -44,6 +44,7 @@ class PLOTTER;
 class LIB_ITEM;
 class LIB_PIN;
 class MSG_PANEL_ITEM;
+class EDA_DRAW_PANEL;
 
 
 extern const int fill_tab[];
@@ -92,20 +93,7 @@ class LIB_ITEM : public EDA_ITEM
      */
     virtual void drawEditGraphics( EDA_RECT* aClipBox, wxDC* aDC, COLOR4D aColor ) {}
 
-    /**
+    
-     * Calculates the attributes of an item at \a aPosition when it is being edited.
-     *
-     * This method gets called by the Draw() method when the item is being edited.  This
-     * probably should be a pure virtual method but bezier curves are not yet editable in
-     * the component library editor.  Therefore, the default method does nothing.
-     *
-     * @param aPosition The current mouse position in drawing coordinates.
-     */
-    virtual void calcEdit( const wxPoint& aPosition ) {}
-
-    bool    m_eraseLastDrawItem; ///< Used when editing a new draw item to prevent drawing
-                                 ///< artifacts.
-
     friend class LIB_PART;
 
 protected:
@@ -191,6 +179,18 @@ public:
      */
     virtual void EndEdit( const wxPoint& aPosition, bool aAbort = false ) { m_Flags = 0; }
 
+    /**
+     * Calculates the attributes of an item at \a aPosition when it is being edited.
+     *
+     * This method gets called by the Draw() method when the item is being edited.  This
+     * probably should be a pure virtual method but bezier curves are not yet editable in
+     * the component library editor.  Therefore, the default method does nothing.
+     *
+     * @param aPosition The current mouse position in drawing coordinates.
+     */
+    virtual void CalcEdit( const wxPoint& aPosition ) {}
+
+
     /**
      * Draw an item
      *
@@ -369,8 +369,6 @@ public:
      */
     bool InEditMode() const { return ( m_Flags & ( IS_NEW | IS_DRAGGED | IS_MOVED | IS_RESIZED ) ) != 0; }
 
-    void SetEraseLastDrawItem( bool aErase = true ) { m_eraseLastDrawItem = aErase; }
-
     virtual COLOR4D GetDefaultColor();
 
     void SetUnit( int aUnit ) { m_Unit = aUnit; }

eeschema/lib_field.cpp

@@ -33,7 +33,7 @@
 #include <base_struct.h>
 #include <draw_graphic_text.h>
 #include <kicad_string.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <plotter.h>
 #include <trigo.h>
 #include <base_units.h>
@@ -547,7 +547,6 @@ void LIB_FIELD::BeginEdit( STATUS_FLAGS aEditMode, const wxPoint aPosition )
     {
         m_initialPos = GetTextPos();
         m_initialCursorPos = aPosition;
-        SetEraseLastDrawItem();
     }
     else
     {
@@ -575,11 +574,10 @@ void LIB_FIELD::EndEdit( const wxPoint& aPosition, bool aAbort )
     m_Flags = 0;
     m_rotate = false;
     m_updateText = false;
-    SetEraseLastDrawItem( false );
 }
 
 
-void LIB_FIELD::calcEdit( const wxPoint& aPosition )
+void LIB_FIELD::CalcEdit( const wxPoint& aPosition )
 {
     if( m_rotate )
     {

eeschema/lib_field.h

@@ -81,7 +81,7 @@ class LIB_FIELD : public LIB_ITEM, public EDA_TEXT
      *
      * @param aPosition - The position to edit the circle in drawing coordinates.
      */
-    void calcEdit( const wxPoint& aPosition ) override;
+    void CalcEdit( const wxPoint& aPosition ) override;
 
     friend class SCH_LEGACY_PLUGIN_CACHE;   // Required to access m_name.
 

eeschema/lib_pin.cpp

@@ -34,7 +34,7 @@
 #include <gr_basic.h>
 #include <macros.h>
 #include <trigo.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <draw_graphic_text.h>
 #include <plotter.h>
 #include <sch_edit_frame.h>
@@ -2000,3 +2000,17 @@ void LIB_PIN::Show( int nestLevel, std::ostream& os ) const
 }
 
 #endif
+
+void LIB_PIN::CalcEdit( const wxPoint& aPosition )
+{
+    printf("m_Flags %x\n", m_Flags );
+    if( m_Flags == IS_NEW )
+    {
+        SetPosition( aPosition );
+    }
+    else if( m_Flags == IS_MOVED )
+    {
+        printf("MOVEPIN\n");
+        Move( aPosition );
+    }
+}

eeschema/lib_pin.h

@@ -489,6 +489,8 @@ public:
 
     EDA_ITEM* Clone() const override;
 
+    void CalcEdit( const wxPoint& aPosition ) override;
+
 private:
     /**
      * Build the pin basic info to display in message panel.

eeschema/lib_polyline.cpp

@@ -29,7 +29,7 @@
 #include <fctsys.h>
 #include <gr_basic.h>
 #include <macros.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <plotter.h>
 #include <trigo.h>
 #include <base_units.h>
@@ -401,14 +401,11 @@ void LIB_POLYLINE::BeginEdit( STATUS_FLAGS aEditMode, const wxPoint aPosition )
             prevPoint = point;
             index++;
         }
-
-        SetEraseLastDrawItem();
     }
     else if( aEditMode == IS_MOVED )
     {
         m_initialCursorPos = aPosition;
         m_initialPos = m_PolyPoints[0];
-        SetEraseLastDrawItem();
     }
 
     m_Flags = aEditMode;
@@ -457,16 +454,14 @@ void LIB_POLYLINE::EndEdit( const wxPoint& aPosition, bool aAbort )
     }
 
     m_Flags = 0;
-    SetEraseLastDrawItem( false );
 }
 
 
-void LIB_POLYLINE::calcEdit( const wxPoint& aPosition )
+void LIB_POLYLINE::CalcEdit( const wxPoint& aPosition )
 {
     if( m_Flags == IS_NEW )
     {
         m_PolyPoints[ GetCornerCount() - 1 ] = aPosition;
-        SetEraseLastDrawItem();
     }
     else if( m_Flags == IS_RESIZED )
     {

eeschema/lib_polyline.h

@@ -43,7 +43,7 @@ class LIB_POLYLINE : public LIB_ITEM
                       COLOR4D aColor, GR_DRAWMODE aDrawMode, void* aData,
                       const TRANSFORM& aTransform ) override;
 
-    void calcEdit( const wxPoint& aPosition ) override;
+    void CalcEdit( const wxPoint& aPosition ) override;
 
 public:
     LIB_POLYLINE( LIB_PART * aParent );

eeschema/lib_rectangle.cpp

@@ -29,7 +29,7 @@
 #include <fctsys.h>
 #include <gr_basic.h>
 #include <macros.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <plotter.h>
 #include <trigo.h>
 #include <base_units.h>
@@ -332,13 +332,11 @@ void LIB_RECTANGLE::BeginEdit( STATUS_FLAGS aEditMode, const wxPoint aPosition )
             m_isHeightLocked = abs( m_End.y - aPosition.y ) >= MINIMUM_SELECTION_DISTANCE;
         }
 
-        SetEraseLastDrawItem();
     }
     else if( aEditMode == IS_MOVED )
     {
         m_initialPos = m_Pos;
         m_initialCursorPos = aPosition;
-        SetEraseLastDrawItem();
     }
 
     m_Flags = aEditMode;
@@ -362,16 +360,14 @@ void LIB_RECTANGLE::EndEdit( const wxPoint& aPosition, bool aAbort )
     m_Flags = 0;
     m_isHeightLocked = false;
     m_isWidthLocked  = false;
-    SetEraseLastDrawItem( false );
 }
 
 
-void LIB_RECTANGLE::calcEdit( const wxPoint& aPosition )
+void LIB_RECTANGLE::CalcEdit( const wxPoint& aPosition )
 {
     if( m_Flags == IS_NEW )
     {
         m_End = aPosition;
-        SetEraseLastDrawItem();
     }
     else if( m_Flags == IS_RESIZED )
     {
@@ -385,7 +381,7 @@ void LIB_RECTANGLE::calcEdit( const wxPoint& aPosition )
         else if( m_isWidthLocked )
         {
             if( m_isStartPointSelected )
-                m_Pos.y = aPosition.y;
+                m_Pos.y = aPosition.y; 
             else
                 m_End.y = aPosition.y;
         }

eeschema/lib_rectangle.h

@@ -45,7 +45,7 @@ class LIB_RECTANGLE  : public LIB_ITEM
                       COLOR4D aColor, GR_DRAWMODE aDrawMode, void* aData,
                       const TRANSFORM& aTransform ) override;
 
-    void calcEdit( const wxPoint& aPosition ) override;
+    void CalcEdit( const wxPoint& aPosition ) override;
 
 public:
     LIB_RECTANGLE( LIB_PART * aParent );

eeschema/lib_text.cpp

@@ -28,7 +28,7 @@
 #include <fctsys.h>
 #include <gr_basic.h>
 #include <macros.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <plotter.h>
 #include <draw_graphic_text.h>
 #include <trigo.h>
@@ -378,7 +378,6 @@ void LIB_TEXT::BeginEdit( STATUS_FLAGS aEditMode, const wxPoint aPosition )
     {
         m_initialPos = GetTextPos();
         m_initialCursorPos = aPosition;
-        SetEraseLastDrawItem();
     }
     else
     {
@@ -406,12 +405,13 @@ void LIB_TEXT::EndEdit( const wxPoint& aPosition, bool aAbort )
     m_Flags = 0;
     m_rotate = false;
     m_updateText = false;
-    SetEraseLastDrawItem( false );
 }
 
 
-void LIB_TEXT::calcEdit( const wxPoint& aPosition )
+void LIB_TEXT::CalcEdit( const wxPoint& aPosition )
 {
+    printf("textCalcEdit %d %d\n", aPosition.x, aPosition.y );
+
     if( m_rotate )
     {
         SetTextAngle( GetTextAngle() == TEXT_ANGLE_VERT ? TEXT_ANGLE_HORIZ : TEXT_ANGLE_VERT );
@@ -426,11 +426,13 @@ void LIB_TEXT::calcEdit( const wxPoint& aPosition )
 
     if( m_Flags == IS_NEW )
     {
-        SetEraseLastDrawItem();
         SetTextPos( aPosition );
     }
     else if( m_Flags == IS_MOVED )
     {
         Move( m_initialPos + aPosition - m_initialCursorPos );
+        printf("%p: move %d %d\n", this, GetPosition().x, GetPosition().y );
     }
+
+    printf("%p: move2 %d %d\n", this, GetPosition().x, GetPosition().y );
 }

eeschema/lib_text.h

@@ -51,7 +51,7 @@ class LIB_TEXT : public LIB_ITEM, public EDA_TEXT
                       COLOR4D aColor, GR_DRAWMODE aDrawMode, void* aData,
                       const TRANSFORM& aTransform ) override;
 
-    void calcEdit( const wxPoint& aPosition ) override;
+    void CalcEdit( const wxPoint& aPosition ) override;
 
 public:
     LIB_TEXT( LIB_PART * aParent );

eeschema/libedit/block_libedit.cpp

@@ -29,18 +29,176 @@
 
 #include <fctsys.h>
 #include <gr_basic.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <confirm.h>
 
 #include <general.h>
 #include <class_library.h>
 #include <lib_edit_frame.h>
 
+#include <preview_items/selection_area.h>
+#include <sch_view.h>
+#include <view/view_group.h>
 
 static void DrawMovingBlockOutlines( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aPosition,
                                      bool aErase );
 
 
+int LIB_EDIT_FRAME::BlockSelectItems( LIB_PART* aPart, BLOCK_SELECTOR* aBlock, int aUnit, int aConvert, bool aSyncPinEdit )
+{
+    int itemCount = 0;
+
+    for( LIB_ITEM& item : aPart->GetDrawItems() )
+    {
+        item.ClearFlags( SELECTED );
+
+        if( ( item.GetUnit() && item.GetUnit() != aUnit )
+            || ( item.GetConvert() && item.GetConvert() != aConvert ) )
+        {
+            if( item.Type() != LIB_PIN_T )
+                continue;
+
+             // Specific rules for pins:
+             // - do not select pins in other units when synchronized pin edit mode is disabled
+             // - do not select pins in other units when units are not interchangeable
+             // - in other cases verify if the pin belongs to the requested unit
+            if( !aSyncPinEdit || aPart->UnitsLocked()
+                || ( item.GetConvert() && item.GetConvert() != aConvert ) )
+                continue;
+        }
+
+        if( item.Inside( *aBlock ) )
+        {
+            auto picker = ITEM_PICKER( &item );
+            aBlock->PushItem( picker );
+            item.SetFlags( SELECTED );
+            itemCount++;
+        }
+    }
+
+    return itemCount;
+}
+
+void LIB_EDIT_FRAME::BlockClearSelectedItems( LIB_PART* aPart, BLOCK_SELECTOR* aBlock )
+{
+    for( LIB_ITEM& item : aPart->GetDrawItems() )
+    {
+        item.ClearFlags();
+    }
+    aBlock->ClearItemsList();
+}
+
+void LIB_EDIT_FRAME::BlockMoveSelectedItems( const wxPoint& aOffset, LIB_PART* aPart, BLOCK_SELECTOR* aBlock )
+{
+    for( LIB_ITEM& item : aPart->GetDrawItems() )
+    {
+        if( !item.IsSelected() )
+            continue;
+
+        item.SetOffset( aOffset );
+        item.ClearFlags();
+    }
+
+    // view update    
+}
+
+void LIB_EDIT_FRAME::BlockDeleteSelectedItems( LIB_PART* aPart, BLOCK_SELECTOR* aBlock )
+{
+    LIB_ITEMS_CONTAINER::ITERATOR item = aPart->GetDrawItems().begin();
+
+    // We *do not* remove the 2 mandatory fields: reference and value
+    // so skip them (do not remove) if they are flagged selected.
+    // Skip also not visible items.
+    // But I think fields must not be deleted by a block delete command or other global command
+    // because they are not really graphic items
+    while( item != aPart->GetDrawItems().end() )
+    {
+        if( item->Type() == LIB_FIELD_T )
+        {
+            item->ClearFlags( SELECTED );
+        }
+
+        if( !item->IsSelected() )
+            ++item;
+        else
+            item = aPart->GetDrawItems().erase( item );
+    }
+
+    // view update
+
+}
+
+
+void LIB_EDIT_FRAME::BlockCopySelectedItems( const wxPoint& aOffset, LIB_PART* aPart, BLOCK_SELECTOR* aBlock )
+{
+    std::vector< LIB_ITEM* > tmp;
+
+    for( LIB_ITEM& item : aPart->GetDrawItems() )
+    {
+        // We *do not* copy fields because they are unique for the whole component
+        // so skip them (do not duplicate) if they are flagged selected.
+        if( item.Type() == LIB_FIELD_T )
+            item.ClearFlags( SELECTED );
+
+        if( !item.IsSelected() )
+            continue;
+
+        item.ClearFlags( SELECTED );
+        LIB_ITEM* newItem = (LIB_ITEM*) item.Clone();
+        newItem->SetFlags( SELECTED );
+
+        // When push_back elements in buffer, a memory reallocation can happen
+        // and will break pointers.
+        // So, push_back later.
+        tmp.push_back( newItem );
+    }
+
+    for( auto item : tmp )
+        aPart->GetDrawItems().push_back( item );
+
+    BlockMoveSelectedItems( aOffset, aPart, aBlock );
+}
+
+
+void LIB_EDIT_FRAME::BlockMirrorSelectedItemsH( const wxPoint& aCenter, LIB_PART* aPart, BLOCK_SELECTOR* aBlock )
+{
+    for( LIB_ITEM& item : aPart->GetDrawItems() )
+    {
+        if( !item.IsSelected() )
+            continue;
+
+        item.MirrorHorizontal( aCenter );
+        item.ClearFlags();
+    }
+}
+
+
+void LIB_EDIT_FRAME::BlockMirrorSelectedItemsV( const wxPoint& aCenter, LIB_PART* aPart, BLOCK_SELECTOR* aBlock )
+{
+    for( LIB_ITEM& item : aPart->GetDrawItems() )
+    {
+        if( !item.IsSelected() )
+            continue;
+
+        item.MirrorVertical( aCenter );
+        item.ClearFlags();
+    }
+}
+
+
+void LIB_EDIT_FRAME::BlockRotateSelectedItems( const wxPoint& aCenter, LIB_PART* aPart, BLOCK_SELECTOR* aBlock )
+{
+    for( LIB_ITEM& item : aPart->GetDrawItems() )
+    {
+        if( !item.IsSelected() )
+            continue;
+
+        item.Rotate( aCenter );
+        item.ClearFlags();
+    }
+}
+
+
 int LIB_EDIT_FRAME::BlockCommand( EDA_KEY key )
 {
     int cmd = BLOCK_IDLE;
@@ -98,6 +256,19 @@ bool LIB_EDIT_FRAME::HandleBlockEnd( wxDC* aDC )
     BLOCK_SELECTOR* block = &GetScreen()->m_BlockLocate;
     wxPoint pt;
 
+    auto panel =static_cast<SCH_DRAW_PANEL*>(m_canvas);
+    auto view = panel->GetView();
+    auto area = view->GetSelectionArea();
+
+    auto start = area->GetOrigin();
+    auto end = area->GetEnd();
+
+    block->SetOrigin( wxPoint( start.x, start.y ) );
+    block->SetEnd( wxPoint( end.x, end.y ) );
+
+    view->ShowSelectionArea( false );
+    view->ClearHiddenFlags();
+
     if( block->GetCount() )
     {
         BLOCK_STATE_T state     = block->GetState();
@@ -121,10 +292,10 @@ bool LIB_EDIT_FRAME::HandleBlockEnd( wxDC* aDC )
     case BLOCK_DRAG_ITEM:
     case BLOCK_MOVE:        // Move
     case BLOCK_DUPLICATE:   // Duplicate
+
         if( GetCurPart() )
-            ItemCount = GetCurPart()->SelectItems( *block,
+            ItemCount = BlockSelectItems( GetCurPart(), block, m_unit, m_convert, m_syncPinEdit );
-                                                  m_unit, m_convert,
+        
-                                                  m_syncPinEdit );
         if( ItemCount )
         {
             nextCmd = true;
@@ -150,9 +321,8 @@ bool LIB_EDIT_FRAME::HandleBlockEnd( wxDC* aDC )
     case BLOCK_COPY:    // Save a copy of items in the clipboard buffer
     case BLOCK_CUT:
         if( GetCurPart() )
-            ItemCount = GetCurPart()->SelectItems( *block, m_unit, m_convert,
+            ItemCount = BlockSelectItems( GetCurPart(), block, m_unit, m_convert, m_syncPinEdit );
-                                                  m_syncPinEdit );
+        
-
         if( ItemCount )
         {
             copySelectedItems();
@@ -160,13 +330,13 @@ bool LIB_EDIT_FRAME::HandleBlockEnd( wxDC* aDC )
 
             if( cmd == BLOCK_COPY )
             {
-                GetCurPart()->ClearSelectedItems();
+                BlockClearSelectedItems( GetCurPart(), block );
                 block->ClearItemsList();
             }
             else if( cmd == BLOCK_CUT )
             {
                 SaveCopyInUndoList( GetCurPart() );
-                GetCurPart()->DeleteSelectedItems();
+                BlockDeleteSelectedItems( GetCurPart(), block );
                 OnModify();
             }
         }
@@ -174,15 +344,14 @@ bool LIB_EDIT_FRAME::HandleBlockEnd( wxDC* aDC )
 
     case BLOCK_DELETE:     // Delete
         if( GetCurPart() )
-            ItemCount = GetCurPart()->SelectItems( *block,
+            ItemCount = BlockSelectItems( GetCurPart(), block, m_unit, m_convert, m_syncPinEdit );
-                                                  m_unit, m_convert,
+        
-                                                  m_syncPinEdit );
         if( ItemCount )
             SaveCopyInUndoList( GetCurPart() );
 
         if( GetCurPart() )
         {
-            GetCurPart()->DeleteSelectedItems();
+            BlockDeleteSelectedItems( GetCurPart(), block );
             OnModify();
         }
         break;
@@ -198,9 +367,8 @@ bool LIB_EDIT_FRAME::HandleBlockEnd( wxDC* aDC )
     case BLOCK_MIRROR_X:
     case BLOCK_MIRROR_Y:
         if( GetCurPart() )
-            ItemCount = GetCurPart()->SelectItems( *block,
+            ItemCount = BlockSelectItems( GetCurPart(), block, m_unit, m_convert, m_syncPinEdit );
-                                                  m_unit, m_convert,
+        
-                                                  m_syncPinEdit );
         if( ItemCount )
             SaveCopyInUndoList( GetCurPart() );
 
@@ -214,11 +382,11 @@ bool LIB_EDIT_FRAME::HandleBlockEnd( wxDC* aDC )
             int block_cmd = block->GetCommand();
 
             if( block_cmd == BLOCK_MIRROR_Y)
-                GetCurPart()->MirrorSelectedItemsH( pt );
+                BlockMirrorSelectedItemsH( pt, GetCurPart(), block );
             else if( block_cmd == BLOCK_MIRROR_X)
-                GetCurPart()->MirrorSelectedItemsV( pt );
+                BlockMirrorSelectedItemsV( pt, GetCurPart(), block );
             else if( block_cmd == BLOCK_ROTATE )
-                GetCurPart()->RotateSelectedItems( pt );
+                BlockRotateSelectedItems( pt, GetCurPart(), block );
         }
 
         break;
@@ -241,8 +409,8 @@ bool LIB_EDIT_FRAME::HandleBlockEnd( wxDC* aDC )
     if( !nextCmd )
     {
         if( block->GetCommand() != BLOCK_SELECT_ITEMS_ONLY &&  GetCurPart() )
-            GetCurPart()->ClearSelectedItems();
+            BlockClearSelectedItems( GetCurPart(), block );
-
+                
         block->SetState( STATE_NO_BLOCK );
         block->SetCommand( BLOCK_IDLE );
         GetScreen()->SetCurItem( NULL );
@@ -251,6 +419,10 @@ bool LIB_EDIT_FRAME::HandleBlockEnd( wxDC* aDC )
         m_canvas->Refresh( true );
     }
 
+    view->ShowPreview( false );
+    view->ShowSelectionArea( false );
+    view->ClearHiddenFlags();
+
     return nextCmd;
 }
 
@@ -282,10 +454,10 @@ void LIB_EDIT_FRAME::HandleBlockPlace( wxDC* DC )
             SaveCopyInUndoList( GetCurPart() );
 
         pt = block->GetMoveVector();
-        pt.y *= -1;
+        //pt.y *= -1;
 
         if( GetCurPart() )
-            GetCurPart()->MoveSelectedItems( pt );
+            BlockMoveSelectedItems( pt, GetCurPart(), block );
 
         m_canvas->Refresh( true );
         break;
@@ -297,10 +469,10 @@ void LIB_EDIT_FRAME::HandleBlockPlace( wxDC* DC )
             SaveCopyInUndoList( GetCurPart() );
 
         pt = block->GetMoveVector();
-        pt.y = -pt.y;
+        //pt.y = -pt.y;
 
         if( GetCurPart() )
-            GetCurPart()->CopySelectedItems( pt );
+            BlockCopySelectedItems( pt, GetCurPart(), block );
 
         break;
 
@@ -311,7 +483,7 @@ void LIB_EDIT_FRAME::HandleBlockPlace( wxDC* DC )
             SaveCopyInUndoList( GetCurPart() );
 
         pt = block->GetMoveVector();
-        pt.y = -pt.y;
+        //pt.y = -pt.y;
 
         pasteClipboard( pt );
         break;
@@ -324,18 +496,18 @@ void LIB_EDIT_FRAME::HandleBlockPlace( wxDC* DC )
 
         pt = block->Centre();
         pt = GetNearestGridPosition( pt );
-        pt.y = -pt.y;
+        //pt.y = -pt.y;
 
         if( GetCurPart() )
         {
             int block_cmd = block->GetCommand();
 
             if( block_cmd == BLOCK_MIRROR_Y)
-                GetCurPart()->MirrorSelectedItemsH( pt );
+                 BlockMirrorSelectedItemsH( pt, GetCurPart(), block );
             else if( block_cmd == BLOCK_MIRROR_X)
-                GetCurPart()->MirrorSelectedItemsV( pt );
+                 BlockMirrorSelectedItemsV( pt, GetCurPart(), block );
             else if( block_cmd == BLOCK_ROTATE )
-                GetCurPart()->RotateSelectedItems( pt );
+                 BlockRotateSelectedItems( pt, GetCurPart(), block );
         }
 
         break;
@@ -354,6 +526,10 @@ void LIB_EDIT_FRAME::HandleBlockPlace( wxDC* DC )
     block->SetCommand( BLOCK_IDLE );
     GetScreen()->SetCurItem( NULL );
     m_canvas->EndMouseCapture( GetToolId(), m_canvas->GetCurrentCursor(), wxEmptyString, false );
+    
+    GetCanvas()->GetView()->ClearPreview();
+    GetCanvas()->GetView()->ClearHiddenFlags();
+
     m_canvas->Refresh( true );
 }
 
@@ -418,7 +594,7 @@ void LIB_EDIT_FRAME::pasteClipboard( const wxPoint& aOffset )
         part->AddDrawItem( item );
     }
 
-    GetCurPart()->MoveSelectedItems( aOffset );
+    BlockMoveSelectedItems( aOffset, GetCurPart(), &GetScreen()->m_BlockLocate );
     OnModify();
 }
 
@@ -430,6 +606,10 @@ void LIB_EDIT_FRAME::pasteClipboard( const wxPoint& aOffset )
 void DrawMovingBlockOutlines( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aPosition,
                               bool aErase )
 {
+    auto panel = static_cast<SCH_DRAW_PANEL*>(aPanel);
+    auto view = panel->GetView();
+    auto preview = view->GetPreview();
+
     BASE_SCREEN* screen = aPanel->GetScreen();
     BLOCK_SELECTOR* block = &screen->m_BlockLocate;
 
@@ -443,34 +623,28 @@ void DrawMovingBlockOutlines( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint&
 
     int unit = parent->GetUnit();
     int convert = parent->GetConvert();
+    auto cp =  parent->GetCrossHairPosition( true );
+    auto lcp = block->GetLastCursorPosition();
 
-    auto opts = PART_DRAW_OPTIONS::Default();
+    printf("cp %d %d\n", cp.x, cp.y);
-    opts.draw_mode = g_XorMode;
+    printf("lcp %d %d\n", lcp.x, lcp.y);
-    opts.only_selected = true;
+    
-
+    block->SetMoveVector( cp - lcp );
-    if( aErase )
+    
-    {
+    preview->Clear();
-        block->Draw( aPanel, aDC, block->GetMoveVector(), g_XorMode, block->GetColor() );
-        component->Draw( aPanel, aDC, block->GetMoveVector(), unit, convert, opts );
-
-        for( unsigned ii = 0; ii < block->GetCount(); ii++ )
-        {
-            LIB_ITEM* libItem = (LIB_ITEM*) block->GetItem( ii );
-            libItem->Draw( aPanel, aDC, block->GetMoveVector(), g_GhostColor, g_XorMode, nullptr, opts.transform );
-        }
-    }
-
-    // Repaint new view
-    block->SetMoveVector( parent->GetCrossHairPosition() - block->GetLastCursorPosition() );
-
-    GRSetDrawMode( aDC, g_XorMode );
-    block->Draw( aPanel, aDC, block->GetMoveVector(), g_XorMode, block->GetColor() );
 
     for( unsigned ii = 0; ii < block->GetCount(); ii++ )
     {
         LIB_ITEM* libItem = (LIB_ITEM*) block->GetItem( ii );
-        libItem->Draw( aPanel, aDC, block->GetMoveVector(), g_GhostColor, g_XorMode, nullptr, opts.transform );
+        LIB_ITEM* copy = static_cast<LIB_ITEM*>( libItem->Clone() );
+//        if( copy->Type() != LIB_PIN_T )
+         copy->Move( copy->GetPosition() + block->GetMoveVector() );
+
+        preview->Add( copy );
+        view->Hide( libItem );
     }
 
-    component->Draw( aPanel, aDC, block->GetMoveVector(), unit, convert, opts );
+    view->SetVisible( preview, true );
+    view->Hide( preview, false );
+    view->Update( preview );
 }

eeschema/libedit/lib_edit_frame.cpp

@@ -32,7 +32,7 @@
 #include <pgm_base.h>
 #include <kiface_i.h>
 #include <kiway_express.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <base_screen.h>
 #include <confirm.h>
 #include <eda_doc.h>
@@ -67,6 +67,7 @@
 #include <menus_helpers.h>
 #include <wx/progdlg.h>
 #include <tool/context_menu.h>
+#include <sch_view.h>
 
 int LIB_EDIT_FRAME::           m_unit    = 1;
 int LIB_EDIT_FRAME::           m_convert = 1;
@@ -267,7 +268,8 @@ LIB_EDIT_FRAME::LIB_EDIT_FRAME( KIWAY* aKiway, wxWindow* aParent ) :
                       .Caption( _( "Libraries" ) ).MinSize( 250, -1 ).Resizable() );
     m_auimgr.AddPane( m_drawToolBar, EDA_PANE().VToolbar().Name( "ToolsToolbar" ).Right().Layer(1) );
 
-    m_auimgr.AddPane( m_canvas, EDA_PANE().Canvas().Name( "DrawFrame" ).Center() );
+    m_auimgr.AddPane( m_canvas->GetWindow(),
+                      wxAuiPaneInfo().Name( "DrawFrame" ).CentrePane() );
 
     m_auimgr.Update();
 
@@ -282,6 +284,9 @@ LIB_EDIT_FRAME::LIB_EDIT_FRAME( KIWAY* aKiway, wxWindow* aParent ) :
 
     wxCommandEvent evt( wxEVT_COMMAND_MENU_SELECTED, ID_ZOOM_PAGE );
     wxPostEvent( this, evt );
+
+    SyncView();
+    GetGalCanvas()->GetViewControls()->SetSnapping( true );
 }
 
 
@@ -671,7 +676,8 @@ void LIB_EDIT_FRAME::Process_Special_Functions( wxCommandEvent& event )
         break;
     }
 
-    INSTALL_UNBUFFERED_DC( dc, m_canvas );
+ //fixme-gal
+    //INSTALL_UNBUFFERED_DC( dc, m_canvas );
 
     switch( id )
     {
@@ -686,14 +692,14 @@ void LIB_EDIT_FRAME::Process_Special_Functions( wxCommandEvent& event )
         m_canvas->MoveCursorToCrossHair();
         if( item )
         {
-            EndDrawGraphicItem( &dc );
+            EndDrawGraphicItem( nullptr );
         }
         break;
 
     case ID_POPUP_LIBEDIT_BODY_EDIT_ITEM:
         if( item )
         {
-            m_canvas->CrossHairOff( &dc );
+            m_canvas->CrossHairOff( );
 
             switch( item->Type() )
             {
@@ -701,18 +707,18 @@ void LIB_EDIT_FRAME::Process_Special_Functions( wxCommandEvent& event )
             case LIB_CIRCLE_T:
             case LIB_RECTANGLE_T:
             case LIB_POLYLINE_T:
-                EditGraphicSymbol( &dc, item );
+                EditGraphicSymbol( nullptr, item );
                 break;
 
             case LIB_TEXT_T:
-                EditSymbolText( &dc, item );
+                EditSymbolText( nullptr, item );
                 break;
 
             default:
                 ;
             }
 
-            m_canvas->CrossHairOn( &dc );
+            m_canvas->CrossHairOn( );
         }
         break;
 
@@ -725,11 +731,11 @@ void LIB_EDIT_FRAME::Process_Special_Functions( wxCommandEvent& event )
             m_canvas->MoveCursorToCrossHair();
             STATUS_FLAGS oldFlags = item->GetFlags();
             item->ClearFlags();
-            item->Draw( m_canvas, &dc, wxPoint( 0, 0 ), COLOR4D::UNSPECIFIED, g_XorMode, NULL,
+    /*        item->Draw( m_canvas, &dc, wxPoint( 0, 0 ), COLOR4D::UNSPECIFIED, g_XorMode, NULL,
                               DefaultTransform );
             ( (LIB_POLYLINE*) item )->DeleteSegment( GetCrossHairPosition( true ) );
             item->Draw( m_canvas, &dc, wxPoint( 0, 0 ), COLOR4D::UNSPECIFIED, g_XorMode, NULL,
-                              DefaultTransform );
+                              DefaultTransform );*/
             item->SetFlags( oldFlags );
             m_lastDrawItem = NULL;
         }
@@ -737,7 +743,7 @@ void LIB_EDIT_FRAME::Process_Special_Functions( wxCommandEvent& event )
 
     case ID_POPUP_LIBEDIT_DELETE_ITEM:
         if( item )
-            deleteItem( &dc, item );
+            deleteItem( nullptr, item );
 
         break;
 
@@ -746,9 +752,13 @@ void LIB_EDIT_FRAME::Process_Special_Functions( wxCommandEvent& event )
             break;
 
         if( item->Type() == LIB_PIN_T )
+        {
             StartMovePin( item );
+        }
         else
-            StartMoveDrawSymbol( &dc, item );
+        {
+            StartMoveDrawSymbol( nullptr, item );
+        }
         break;
 
     case ID_POPUP_LIBEDIT_MODIFY_ITEM:
@@ -763,7 +773,7 @@ void LIB_EDIT_FRAME::Process_Special_Functions( wxCommandEvent& event )
             || item->Type() == LIB_ARC_T
             )
         {
-            StartModifyDrawSymbol( &dc, item );
+            StartModifyDrawSymbol( nullptr, item );
         }
 
         break;
@@ -772,7 +782,7 @@ void LIB_EDIT_FRAME::Process_Special_Functions( wxCommandEvent& event )
         if( item == NULL )
             break;
 
-        m_canvas->CrossHairOff( &dc );
+        m_canvas->CrossHairOff( nullptr );
 
         if( item->Type() == LIB_FIELD_T )
         {
@@ -780,7 +790,7 @@ void LIB_EDIT_FRAME::Process_Special_Functions( wxCommandEvent& event )
         }
 
         m_canvas->MoveCursorToCrossHair();
-        m_canvas->CrossHairOn( &dc );
+        m_canvas->CrossHairOn( );
         break;
 
     case ID_POPUP_LIBEDIT_PIN_GLOBAL_CHANGE_PINSIZE_ITEM:
@@ -803,65 +813,65 @@ void LIB_EDIT_FRAME::Process_Special_Functions( wxCommandEvent& event )
     case ID_POPUP_ZOOM_BLOCK:
         m_canvas->SetAutoPanRequest( false );
         block.SetCommand( BLOCK_ZOOM );
-        HandleBlockEnd( &dc );
+        HandleBlockEnd( nullptr );
         break;
 
     case ID_POPUP_DELETE_BLOCK:
         m_canvas->SetAutoPanRequest( false );
         block.SetCommand( BLOCK_DELETE );
         m_canvas->MoveCursorToCrossHair();
-        HandleBlockEnd( &dc );
+        HandleBlockEnd( nullptr );
         break;
 
     case ID_POPUP_DUPLICATE_BLOCK:
         m_canvas->SetAutoPanRequest( false );
         block.SetCommand( BLOCK_DUPLICATE );
         m_canvas->MoveCursorToCrossHair();
-        HandleBlockEnd( &dc );
+        HandleBlockEnd( nullptr );
         break;
 
     case ID_POPUP_SELECT_ITEMS_BLOCK:
         m_canvas->SetAutoPanRequest( false );
         block.SetCommand( BLOCK_SELECT_ITEMS_ONLY );
         m_canvas->MoveCursorToCrossHair();
-        HandleBlockEnd( &dc );
+        HandleBlockEnd( nullptr );
         break;
 
     case ID_POPUP_MIRROR_Y_BLOCK:
         m_canvas->SetAutoPanRequest( false );
         block.SetCommand( BLOCK_MIRROR_Y );
         m_canvas->MoveCursorToCrossHair();
-        HandleBlockPlace( &dc );
+        HandleBlockPlace( nullptr );
         break;
 
     case ID_POPUP_MIRROR_X_BLOCK:
         m_canvas->SetAutoPanRequest( false );
         block.SetCommand( BLOCK_MIRROR_X );
         m_canvas->MoveCursorToCrossHair();
-        HandleBlockPlace( &dc );
+        HandleBlockPlace( nullptr );
         break;
 
     case ID_POPUP_ROTATE_BLOCK:
         m_canvas->SetAutoPanRequest( false );
         block.SetCommand( BLOCK_ROTATE );
         m_canvas->MoveCursorToCrossHair();
-        HandleBlockPlace( &dc );
+        HandleBlockPlace( nullptr );
         break;
 
     case ID_POPUP_PLACE_BLOCK:
         m_canvas->SetAutoPanRequest( false );
         m_canvas->MoveCursorToCrossHair();
-        HandleBlockPlace( &dc );
+        HandleBlockPlace( nullptr );
         break;
 
     case wxID_COPY:
         block.SetCommand( BLOCK_COPY );
         block.SetMessageBlock( this );
-        HandleBlockEnd( &dc );
+        HandleBlockEnd( nullptr );
         break;
 
     case wxID_PASTE:
-        HandleBlockBegin( &dc, BLOCK_PASTE, GetCrossHairPosition() );
+        HandleBlockBegin( nullptr, BLOCK_PASTE, GetCrossHairPosition() );
         break;
 
     case wxID_CUT:
@@ -870,7 +880,7 @@ void LIB_EDIT_FRAME::Process_Special_Functions( wxCommandEvent& event )
 
         block.SetCommand( BLOCK_CUT );
         block.SetMessageBlock( this );
-        HandleBlockEnd( &dc );
+        HandleBlockEnd( nullptr );
         break;
 
     default:
@@ -951,6 +961,8 @@ void LIB_EDIT_FRAME::SetCurPart( LIB_PART* aPart )
 
     // Ensure synchronized pin edit can be enabled only symbols with interchangeable units
     m_syncPinEdit = aPart && aPart->IsMulti() && !aPart->UnitsLocked();
+
+    RebuildView();
 }
 
 
@@ -1182,7 +1194,6 @@ void LIB_EDIT_FRAME::OnRotateItem( wxCommandEvent& aEvent )
 
 void LIB_EDIT_FRAME::OnOrient( wxCommandEvent& aEvent )
 {
-    INSTALL_UNBUFFERED_DC( dc, m_canvas );
     SCH_SCREEN* screen = GetScreen();
     BLOCK_SELECTOR& block = screen->m_BlockLocate;
 
@@ -1207,14 +1218,14 @@ void LIB_EDIT_FRAME::OnOrient( wxCommandEvent& aEvent )
             m_canvas->MoveCursorToCrossHair();
             block.SetMessageBlock( this );
             block.SetCommand( BLOCK_MIRROR_X );
-            HandleBlockEnd( &dc );
+            HandleBlockEnd( nullptr );
         }
         else if( aEvent.GetId() == ID_LIBEDIT_MIRROR_Y )
         {
             m_canvas->MoveCursorToCrossHair();
             block.SetMessageBlock( this );
             block.SetCommand( BLOCK_MIRROR_Y );
-            HandleBlockEnd( &dc );
+            HandleBlockEnd( nullptr );
         }
     }
 }
@@ -1367,6 +1378,7 @@ void LIB_EDIT_FRAME::deleteItem( wxDC* aDC, LIB_ITEM* aItem )
     SetDrawItem( NULL );
     m_lastDrawItem = NULL;
     OnModify();
+    RebuildView();
     m_canvas->CrossHairOn( aDC );
 }
 
@@ -1674,6 +1686,35 @@ void LIB_EDIT_FRAME::ShowChangedLanguage()
     UpdateMsgPanel();
 }
 
+void LIB_EDIT_FRAME::SetScreen( BASE_SCREEN* aScreen )
+{
+    EDA_DRAW_FRAME::SetScreen( aScreen );
+}
+
+void LIB_EDIT_FRAME::RebuildView()
+{
+    auto view = GetCanvas()->GetView();
+    view->Clear();
+    view->DisplayComponent( m_my_part );
+    view->HideWorksheet();
+    view->ClearHiddenFlags();
+}
+
+const BOX2I LIB_EDIT_FRAME::GetDocumentExtents() const
+{
+    LIB_PART*  part = GetCurPart();
+
+    if( !part )
+    {
+        return BOX2I( VECTOR2I(-100, -100), VECTOR2I( 200, 200 ) );
+    }
+    else
+    {
+        EDA_RECT boundingBox = part->GetUnitBoundingBox( m_unit, m_convert );
+        return BOX2I( boundingBox.GetOrigin(), VECTOR2I( boundingBox.GetWidth(), boundingBox.GetHeight() ) );
+    }
+}
+
 
 void LIB_EDIT_FRAME::KiwayMailIn( KIWAY_EXPRESS& mail )
 {

eeschema/libedit/lib_export.cpp

@@ -24,7 +24,7 @@
  */
 
 #include <fctsys.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <confirm.h>
 #include <symbol_lib_table.h>
 #include <general.h>

eeschema/libedit/libedit.cpp

@@ -33,7 +33,7 @@
 #include <gr_basic.h>
 #include <macros.h>
 #include <pgm_base.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <confirm.h>
 #include <gestfich.h>
 
@@ -173,7 +173,9 @@ bool LIB_EDIT_FRAME::LoadOneLibraryPartAux( LIB_ALIAS* aEntry, const wxString& a
 
     LIB_PART* lib_part = m_libMgr->GetBufferedPart( aEntry->GetName(), aLibrary );
     wxASSERT( lib_part );
-    SetScreen( m_libMgr->GetScreen( lib_part->GetName(), aLibrary ) );
+    
+    auto s = m_libMgr->GetScreen( lib_part->GetName(), aLibrary );
+    SetScreen( s );
     SetCurPart( new LIB_PART( *lib_part ) );
     SetCurLib( aLibrary );
 

eeschema/libedit/libedit_onleftclick.cpp

@@ -29,7 +29,7 @@
  */
 
 #include <fctsys.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <eeschema_id.h>
 #include <msgpanel.h>
 

eeschema/libedit/libedit_onrightclick.cpp

@@ -30,7 +30,7 @@
 #include <confirm.h>
 #include <eeschema_id.h>
 #include <hotkeys.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <sch_screen.h>
 #include <msgpanel.h>
 

eeschema/libedit/libedit_plot_component.cpp

@@ -30,7 +30,7 @@
 
 #include <gr_basic.h>
 #include <pgm_base.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <confirm.h>
 #include <gestfich.h>
 #include <eeschema_id.h>
@@ -119,8 +119,11 @@ void LIB_EDIT_FRAME::OnPlotCurrentComponent( wxCommandEvent& event )
 
 void LIB_EDIT_FRAME::CreatePNGorJPEGFile( const wxString& aFileName, bool aFmt_jpeg )
 {
-    wxSize     image_size = m_canvas->GetClientSize();
+    wxSize     image_size;
+    //fixme-gal do it properly
 
+// = m_canvas->GetClientSize();
+#if 0
     wxClientDC dc( m_canvas );
     wxBitmap   bitmap( image_size.x, image_size.y );
     wxMemoryDC memdc;
@@ -139,6 +142,7 @@ void LIB_EDIT_FRAME::CreatePNGorJPEGFile( const wxString& aFileName, bool aFmt_j
     }
 
     image.Destroy();
+    #endif
 }
 
 
@@ -210,5 +214,3 @@ void LIB_EDIT_FRAME::PrintPage( wxDC* aDC, LSET aPrintMask, bool aPrintMirrorMod
 
     part->Draw( m_canvas, aDC, plot_offset, m_unit, m_convert, PART_DRAW_OPTIONS::Default() );
 }
-
-

eeschema/libedit/libedit_undo_redo.cpp

@@ -23,7 +23,7 @@
  */
 
 #include <fctsys.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 
 #include <lib_edit_frame.h>
 #include <class_libentry.h>
@@ -96,6 +96,7 @@ void LIB_EDIT_FRAME::GetComponentFromRedoList( wxCommandEvent& event )
     DisplayCmpDoc();
     OnModify();
     m_canvas->Refresh();
+    RebuildView();
 }
 
 
@@ -143,4 +144,5 @@ void LIB_EDIT_FRAME::GetComponentFromUndoList( wxCommandEvent& event )
     DisplayCmpDoc();
     OnModify();
     m_canvas->Refresh();
+    RebuildView();
 }

eeschema/libedit/libfield.cpp

@@ -24,7 +24,7 @@
 
 #include <fctsys.h>
 #include <gr_basic.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <confirm.h>
 
 #include <sch_component.h>

eeschema/libedit/pinedit.cpp

@@ -30,7 +30,7 @@
 
 #include <fctsys.h>
 #include <gr_basic.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <confirm.h>
 #include <base_units.h>
 #include <msgpanel.h>
@@ -45,6 +45,7 @@
 #include <../common/dialogs/dialog_display_info_HTML_base.h>
 #include <dialog_lib_edit_pin.h>
 
+#include <sch_view.h>
 
 extern void IncrementLabelMember( wxString& name, int aIncrement );
 
@@ -54,7 +55,7 @@ static void DrawMovePin( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aPosi
 
 
 static wxPoint OldPos;
-static wxPoint PinPreviousPos;
+//static wxPoint PinPreviousPos;
 static ELECTRICAL_PINTYPE LastPinType   = PIN_INPUT;
 static int     LastPinOrient        = PIN_RIGHT;
 static GRAPHIC_PINSHAPE LastPinShape = PINSHAPE_LINE;
@@ -144,10 +145,12 @@ void LIB_EDIT_FRAME::OnEditPin( wxCommandEvent& event )
 /**
  * Clean up after aborting a move pin command.
  */
-static void AbortPinMove( EDA_DRAW_PANEL* Panel, wxDC* DC )
+static void AbortPinMove( EDA_DRAW_PANEL* aPanel, wxDC* DC )
 {
-    LIB_EDIT_FRAME* parent = (LIB_EDIT_FRAME*) Panel->GetParent();
+    LIB_EDIT_FRAME* parent = (LIB_EDIT_FRAME*) aPanel->GetParent();
+    auto panel = static_cast<SCH_DRAW_PANEL*>( aPanel );
 
+    
     if( parent == NULL )
         return;
 
@@ -162,11 +165,14 @@ static void AbortPinMove( EDA_DRAW_PANEL* Panel, wxDC* DC )
         delete pin;
     else
         parent->RestoreComponent();
+    
+    panel->GetView()->ClearPreview();
+    panel->GetView()->ClearHiddenFlags();
+        
 
     // clear edit flags
     parent->SetDrawItem( NULL );
     parent->SetLastDrawItem( NULL );
-    Panel->Refresh( true );
 }
 
 
@@ -177,6 +183,8 @@ void LIB_EDIT_FRAME::PlacePin()
 {
     LIB_PIN* cur_pin  = (LIB_PIN*) GetDrawItem();
 
+    printf("PlacePin!\n");
+
     // Some tests
     if( !cur_pin || cur_pin->Type() != LIB_PIN_T )
     {
@@ -218,7 +226,10 @@ void LIB_EDIT_FRAME::PlacePin()
             m_canvas->SetIgnoreMouseEvents( false );
 
             if( !status )
+            {
+                RebuildView();
                 return;
+            }
             else
                 ask_for_pin = false;
         }
@@ -261,6 +272,10 @@ void LIB_EDIT_FRAME::PlacePin()
 
     OnModify();
     m_canvas->Refresh();
+
+    printf("Rebuild %d %d\n", cur_pin->GetPosition().x, cur_pin->GetPosition().y );
+    RebuildView();
+
 }
 
 
@@ -296,7 +311,7 @@ void LIB_EDIT_FRAME::StartMovePin( LIB_ITEM* aItem )
 
     cur_pin->SetFlags( IS_LINKED | IS_MOVED );
 
-    PinPreviousPos = OldPos = cur_pin->GetPosition();
+    //PinPreviousPos = OldPos = cur_pin->GetPosition();
     startPos.x = OldPos.x;
     startPos.y = -OldPos.y;
 
@@ -330,35 +345,21 @@ static void DrawMovePin( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aPosi
     if( cur_pin == NULL || cur_pin->Type() != LIB_PIN_T )
         return;
 
-    wxPoint pinpos = cur_pin->GetPosition();
+    
-    int show_opts = PIN_DRAW_TEXTS | PIN_DRAW_DANGLING | PIN_DANGLING_HIDDEN;
+    printf("DrawMovePin\n");
-
-    if( parent->GetShowElectricalType() )
-        show_opts |= PIN_DRAW_ELECTRICAL_TYPE_NAME;
-
-    // In LIB_PIN::Draw() a void* parameter used as flag to pass show_opts.
-    // Build it:
-    void* showOptions = reinterpret_cast<void*>( show_opts );
-
-    // Erase pin in old position
-    if( aErase )
-    {
-        cur_pin->Move( PinPreviousPos );
-        cur_pin->Draw( aPanel, aDC, wxPoint( 0, 0 ), COLOR4D::UNSPECIFIED, g_XorMode,
-                          showOptions, DefaultTransform );
-    }
 
+    auto p =  aPanel->GetParent()->GetCrossHairPosition( true );
+    
     // Redraw pin in new position
-    cur_pin->Move( aPanel->GetParent()->GetCrossHairPosition( true ) );
+    cur_pin->Move(p);
-    cur_pin->Draw( aPanel, aDC, wxPoint( 0, 0 ), COLOR4D::UNSPECIFIED, g_XorMode,
-                   showOptions, DefaultTransform );
 
-    PinPreviousPos = cur_pin->GetPosition();
+    auto view = parent->GetCanvas()->GetView();
 
-    /* Keep the original position for existing pin (for Undo command)
+    auto copy_pin = static_cast<LIB_PIN*>( cur_pin->Clone() );
-     * and the current position for a new pin */
+
-    if( !cur_pin->IsNew() )
+    view->Hide( cur_pin );
-        cur_pin->Move( pinpos );
+    view->ClearPreview();
+    view->AddToPreview( copy_pin );
 }
 
 
@@ -386,7 +387,7 @@ void LIB_EDIT_FRAME::CreatePin( wxDC* DC )
     if( SynchronizePins() )
         pin->SetFlags( IS_LINKED );
 
-    pin->Move( GetCrossHairPosition( true ) );
+    pin->Move( GetCrossHairPosition( ) );
     pin->SetLength( GetLastPinLength() );
     pin->SetOrientation( LastPinOrient );
     pin->SetType( LastPinType );
@@ -396,7 +397,7 @@ void LIB_EDIT_FRAME::CreatePin( wxDC* DC )
     pin->SetConvert( LastPinCommonConvert ? 0 : m_convert );
     pin->SetUnit( LastPinCommonUnit ? 0 : m_unit );
     pin->SetVisible( LastPinVisible );
-    PinPreviousPos = pin->GetPosition();
+    //PinPreviousPos = pin->GetPosition();
     m_canvas->SetIgnoreMouseEvents( true );
     wxCommandEvent cmd( wxEVT_COMMAND_MENU_SELECTED );
     cmd.SetId( ID_LIBEDIT_EDIT_PIN );
@@ -412,22 +413,6 @@ void LIB_EDIT_FRAME::CreatePin( wxDC* DC )
     {
         ClearTempCopyComponent();
         m_canvas->SetMouseCapture( DrawMovePin, AbortPinMove );
-
-        if( DC )
-        {
-            int show_opts = PIN_DRAW_TEXTS | PIN_DRAW_DANGLING | PIN_DANGLING_HIDDEN;
-
-            if( GetShowElectricalType() )
-                show_opts |= PIN_DRAW_ELECTRICAL_TYPE_NAME;
-
-            // In LIB_PIN::Draw() a void* parameter used as flag to pass show_opts.
-            // Build it:
-            void* showOptions = reinterpret_cast<void*>( show_opts );
-
-            pin->Draw( m_canvas, DC, wxPoint( 0, 0 ), COLOR4D::UNSPECIFIED, GR_COPY,
-                       showOptions, DefaultTransform );
-        }
-
     }
 }
 

eeschema/libedit/symbdraw.cpp

@@ -29,7 +29,7 @@
  */
 
 #include <fctsys.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <confirm.h>
 #include <base_units.h>
 #include <msgpanel.h>
@@ -43,6 +43,7 @@
 #include <lib_rectangle.h>
 #include <lib_text.h>
 
+#include <sch_view.h>
 #include <dialogs/dialog_lib_edit_draw_item.h>
 
 
@@ -102,12 +103,13 @@ void LIB_EDIT_FRAME::EditGraphicSymbol( wxDC* DC, LIB_ITEM* DrawItem )
     DrawItem->GetMsgPanelInfo( m_UserUnits, items );
     SetMsgPanel( items );
     m_canvas->Refresh();
+    RebuildView();
 }
 
 
-static void AbortSymbolTraceOn( EDA_DRAW_PANEL* Panel, wxDC* DC )
+static void AbortSymbolTraceOn( EDA_DRAW_PANEL* aPanel, wxDC* DC )
 {
-    LIB_EDIT_FRAME* parent = (LIB_EDIT_FRAME*) Panel->GetParent();
+    LIB_EDIT_FRAME* parent = (LIB_EDIT_FRAME*) aPanel->GetParent();
     LIB_ITEM* item = parent->GetDrawItem();
 
     if( item == NULL )
@@ -124,7 +126,13 @@ static void AbortSymbolTraceOn( EDA_DRAW_PANEL* Panel, wxDC* DC )
         parent->RestoreComponent();
 
     parent->SetDrawItem( NULL );
-    Panel->Refresh();
+
+    auto view = static_cast<SCH_DRAW_PANEL*>(aPanel)->GetView();
+    view->ClearPreview();
+    view->ShowPreview( false );
+    view->ClearHiddenFlags();
+    printf("abort\n");
+    parent->RebuildView();
 }
 
 
@@ -138,6 +146,9 @@ LIB_ITEM* LIB_EDIT_FRAME::CreateGraphicItem( LIB_PART* LibEntry, wxDC* DC )
     // This is normal when adding new items to the current symbol
     ClearTempCopyComponent();
 
+    auto view = static_cast<SCH_DRAW_PANEL*>(m_canvas)->GetView();
+    view->ShowPreview( true );
+    
     switch( GetToolId() )
     {
     case ID_LIBEDIT_BODY_ARC_BUTT:
@@ -227,13 +238,13 @@ void LIB_EDIT_FRAME::GraphicItemBeginDraw( wxDC* DC )
 
     wxPoint pos = GetCrossHairPosition( true );
 
-    if( GetDrawItem()->ContinueEdit( pos ) )
+    auto view = static_cast<SCH_DRAW_PANEL*>(m_canvas)->GetView();
-    {
+    view->ShowPreview( true );
-        GetDrawItem()->Draw( m_canvas, DC, pos, COLOR4D::UNSPECIFIED, g_XorMode, NULL,
+    
-                          DefaultTransform );
-        return;
-    }
 
+    if( GetDrawItem()->ContinueEdit( pos ) )
+        return;
+    
     EndDrawGraphicItem( DC );
 }
 
@@ -251,22 +262,21 @@ static void RedrawWhileMovingCursor( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wx
     if( item == NULL )
         return;
 
-    item->SetEraseLastDrawItem( aErase );
+    printf("CalcDraw!\n");
 
-    // if item is the reference field, we must add the current unit id
+    auto view = static_cast<SCH_DRAW_PANEL*>(aPanel)->GetView();
-    if( item->Type() == LIB_FIELD_T )
-    {
-        int         unit = ((LIB_EDIT_FRAME*)aPanel->GetParent())->GetUnit();
-        wxString    text = ((LIB_FIELD*)item)->GetFullText( unit );
 
-        item->Draw( aPanel, aDC, aPanel->GetParent()->GetCrossHairPosition( true ),
+    auto p = aPanel->GetParent()->GetCrossHairPosition( true );
-                    COLOR4D::UNSPECIFIED, g_XorMode, &text,
+
-                    DefaultTransform );
+    item->CalcEdit( p );
-    }
+    
-    else
+    printf("cp: %d %d %d %d\n", item->GetPosition().x, item->GetPosition().y, p.x, p.y );
-        item->Draw( aPanel, aDC, aPanel->GetParent()->GetCrossHairPosition( true ),
+    
-                    COLOR4D::UNSPECIFIED, g_XorMode, NULL,
+    view->ClearPreview();
-                    DefaultTransform );
+
+    auto copy = static_cast<LIB_ITEM*>( item->Clone() );
+    printf("cp: %d %d\n", copy->GetPosition().x, copy->GetPosition().y );
+    view->AddToPreview( copy );
 }
 
 
@@ -277,6 +287,8 @@ void LIB_EDIT_FRAME::StartMoveDrawSymbol( wxDC* DC, LIB_ITEM* aItem )
 
     SetCursor( wxCURSOR_HAND );
 
+    GetGalCanvas()->GetView()->Hide ( aItem );
+
     TempCopyComponent();
 
     // For fields only, move the anchor point of the field
@@ -296,6 +308,8 @@ void LIB_EDIT_FRAME::StartModifyDrawSymbol( wxDC* DC, LIB_ITEM* aItem )
     if( aItem == NULL )
         return;
 
+    printf("startmdifyraw\n");
+
     TempCopyComponent();
     aItem->BeginEdit( IS_RESIZED, GetCrossHairPosition( true ) );
     m_canvas->SetMouseCapture( SymbolDisplayDraw, AbortSymbolTraceOn );
@@ -312,9 +326,16 @@ static void SymbolDisplayDraw( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint&
     if( item == NULL )
         return;
 
-    item->SetEraseLastDrawItem( aErase );
+    auto view = static_cast<SCH_DRAW_PANEL*>(aPanel)->GetView();
-    item->Draw( aPanel, aDC, aPanel->GetParent()->GetCrossHairPosition( true ),
+
-                COLOR4D::UNSPECIFIED, g_XorMode, NULL, DefaultTransform );
+    auto cp = aPanel->GetParent()->GetCrossHairPosition( true );
+
+    printf("SymbolDisplayDraw\n");
+
+    item->CalcEdit( cp );
+
+    view->ClearPreview();
+    view->AddToPreview( item, false );
 }
 
 
@@ -351,6 +372,14 @@ void LIB_EDIT_FRAME::EndDrawGraphicItem( wxDC* DC )
         OnModify();
 
         m_canvas->SetMouseCapture( NULL, NULL );
-        m_canvas->Refresh();
+        
+        auto view = static_cast<SCH_DRAW_PANEL*>(m_canvas)->GetView();
+
+        printf("end: pos %d %d\n", item->GetPosition().x, item->GetPosition().y );
+
+        view->ClearHiddenFlags();
+        view->ClearPreview();
+        RebuildView();
+
     }
 }

eeschema/libedit/symbedit.cpp

@@ -31,7 +31,7 @@
 #include <fctsys.h>
 #include <kiway.h>
 #include <pgm_base.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <confirm.h>
 #include <kicad_string.h>
 #include <gestfich.h>
@@ -140,10 +140,10 @@ void LIB_EDIT_FRAME::LoadOneSymbol()
 
         newItem->SetParent( part );
         part->AddDrawItem( newItem );
+        item.ClearSelected();
     }
 
     part->RemoveDuplicateDrawItems();
-    part->ClearSelectedItems();
 
     OnModify();
     m_canvas->Refresh();

eeschema/onleftclick.cpp

@@ -30,7 +30,7 @@
 #include <fctsys.h>
 #include <kiway.h>
 #include <eeschema_id.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <confirm.h>
 #include <sch_edit_frame.h>
 #include <sim/sim_plot_frame.h>
@@ -50,6 +50,7 @@
 #include <netlist_object.h>
 #include <class_library.h>      // for class SCHLIB_FILTER to filter power parts
 
+#include <sch_view.h>
 
 // TODO(hzeller): These pairs of elmenets should be represented by an object, but don't want
 // to refactor too much right now to not get in the way with other code changes.
@@ -61,6 +62,8 @@ void SCH_EDIT_FRAME::OnLeftClick( wxDC* aDC, const wxPoint& aPosition )
 {
     SCH_ITEM*   item = GetScreen()->GetCurItem();
     wxPoint     gridPosition = GetGridPosition( aPosition );
+    printf("mousep %d %d gridp %d %d\n", aPosition.x, aPosition.y, gridPosition.x, gridPosition.y );
+
 
     if( ( GetToolId() == ID_NO_TOOL_SELECTED ) || ( item && item->GetFlags() ) )
     {
@@ -85,6 +88,7 @@ void SCH_EDIT_FRAME::OnLeftClick( wxDC* aDC, const wxPoint& aPosition )
             case SCH_BITMAP_T:
             case SCH_NO_CONNECT_T:
                 addCurrentItemToList();
+                GetCanvas()->GetView()->ClearPreview();
                 return;
 
             case SCH_LINE_T:    // May already be drawing segment.

eeschema/onrightclick.cpp

@@ -29,7 +29,7 @@
 
 #include <fctsys.h>
 #include <eeschema_id.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <confirm.h>
 #include <sch_edit_frame.h>
 #include <menus_helpers.h>
@@ -76,6 +76,8 @@ bool SCH_EDIT_FRAME::OnRightClick( const wxPoint& aPosition, wxMenu* PopMenu )
     bool        blockActive = GetScreen()->IsBlockActive();
     wxString    msg;
 
+    printf("on-rclick cur %p blk %d\n", item, blockActive ? 1 : 0 );
+
     // Do not start a block command on context menu.
     m_canvas->SetCanStartBlock( -1 );
 
@@ -140,6 +142,8 @@ bool SCH_EDIT_FRAME::OnRightClick( const wxPoint& aPosition, wxMenu* PopMenu )
         bool actionCancelled = false;
         item = LocateAndShowItem( aPosition, SCH_COLLECTOR::AllItemsButPins, 0, &actionCancelled );
 
+        printf("Locateandshow %d %d item %p\n", aPosition.x, aPosition.y, item );
+
         // If the clarify item selection context menu is aborted, don't show the context menu.
         if( item == NULL && actionCancelled )
             return false;

eeschema/operations_on_items_lists.cpp

@@ -30,7 +30,7 @@
 
 #include <fctsys.h>
 #include <pgm_base.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <sch_edit_frame.h>
 
 #include <general.h>
@@ -215,7 +215,7 @@ void SCH_EDIT_FRAME::DeleteItem( SCH_ITEM* aItem, bool aAppend )
     {
         aItem->SetFlags( STRUCT_DELETED );
         SaveCopyInUndoList( aItem, UR_DELETED, aAppend );
-        screen->Remove( aItem );
+        RemoveFromScreen( aItem );
 
         std::vector< wxPoint > pts;
         aItem->GetConnectionPoints( pts );
@@ -231,7 +231,7 @@ void SCH_EDIT_FRAME::DeleteItem( SCH_ITEM* aItem, bool aAppend )
 }
 
 
-void DuplicateItemsInList( SCH_SCREEN* screen, PICKED_ITEMS_LIST& aItemsList,
+void SCH_EDIT_FRAME::DuplicateItemsInList( SCH_SCREEN* screen, PICKED_ITEMS_LIST& aItemsList,
                            const wxPoint& aMoveVector )
 {
     SCH_ITEM* newitem;
@@ -286,7 +286,7 @@ void DuplicateItemsInList( SCH_SCREEN* screen, PICKED_ITEMS_LIST& aItemsList,
             }
 
             SetSchItemParent( newitem, screen );
-            screen->Append( newitem );
+            AddToScreen( newitem );
         }
     }
 

eeschema/plot_schematic_SVG.cpp

@@ -29,7 +29,7 @@
 
 #include <fctsys.h>
 #include <pgm_base.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <sch_edit_frame.h>
 #include <base_units.h>
 #include <lib_edit_frame.h>

eeschema/project_rescue.cpp

@@ -22,7 +22,7 @@
  * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
  */
 
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <class_library.h>
 #include <confirm.h>
 #include <invoke_sch_dialog.h>

eeschema/sch_base_frame.cpp

@@ -24,8 +24,12 @@
 
 #include <base_units.h>
 #include <kiway.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
+#include <sch_view.h>
+#include <sch_painter.h>
+#include <gal/graphics_abstraction_layer.h>
 #include <confirm.h>
+
 #include <class_library.h>
 #include <eeschema_id.h>
 #include <lib_edit_frame.h>
@@ -330,3 +334,222 @@ bool SCH_BASE_FRAME::saveSymbolLibTables( bool aGlobal, bool aProject )
 
     return success;
 }
+
+void SCH_BASE_FRAME::Zoom_Automatique( bool aWarpPointer )
+{
+    auto galCanvas = GetGalCanvas();
+    auto view = GetGalCanvas()->GetView();
+
+    BOX2I bBox = GetDocumentExtents();
+
+    VECTOR2D scrollbarSize = VECTOR2D( galCanvas->GetSize() - galCanvas->GetClientSize() );
+    VECTOR2D screenSize = view->ToWorld( galCanvas->GetClientSize(), false );
+
+    if( bBox.GetWidth() == 0 || bBox.GetHeight() == 0 )
+    {
+        bBox = galCanvas->GetDefaultViewBBox();
+    }
+
+    VECTOR2D vsize = bBox.GetSize();
+    double scale = view->GetScale() / std::max( fabs( vsize.x / screenSize.x ),
+                                                fabs( vsize.y / screenSize.y ) );
+
+    // Reserve a 10% margin around component bounding box.
+    double margin_scale_factor = 1.1;
+
+    // Leave 20% for library editors & viewers
+    if( IsType( FRAME_PCB_MODULE_VIEWER ) || IsType( FRAME_PCB_MODULE_VIEWER_MODAL )
+            || IsType( FRAME_SCH_VIEWER ) || IsType( FRAME_SCH_VIEWER_MODAL )
+            || IsType( FRAME_SCH_LIB_EDITOR ) || IsType( FRAME_PCB_MODULE_EDITOR ) )
+    {
+        margin_scale_factor = 1.2;
+    }
+
+    view->SetScale( scale / margin_scale_factor );
+    view->SetCenter( bBox.Centre() );
+
+    // Take scrollbars into account
+    VECTOR2D worldScrollbarSize = view->ToWorld( scrollbarSize, false );
+    view->SetCenter( view->GetCenter() + worldScrollbarSize / 2.0 );
+    galCanvas->Refresh();
+}
+
+                               /* Set the zoom level to show the area Rect */
+void SCH_BASE_FRAME::Window_Zoom( EDA_RECT& Rect )
+{
+    auto view = GetGalCanvas()->GetView();
+    BOX2I selectionBox ( Rect.GetPosition(), Rect.GetSize() );
+
+    VECTOR2D screenSize = view->ToWorld( GetGalCanvas()->GetClientSize(), false );
+
+    if( selectionBox.GetWidth() == 0 || selectionBox.GetHeight() == 0 )
+        return;
+
+    VECTOR2D vsize = selectionBox.GetSize();
+    double scale;
+    double ratio = std::max( fabs( vsize.x / screenSize.x ),
+                             fabs( vsize.y / screenSize.y ) );
+
+    scale = view->GetScale() / ratio;
+
+    view->SetScale( scale );
+    view->SetCenter( selectionBox.Centre() );
+    GetGalCanvas()->Refresh();
+}
+
+
+void SCH_BASE_FRAME::RedrawScreen( const wxPoint& aCenterPoint, bool aWarpPointer )
+{
+    GetGalCanvas()->Refresh();
+}
+
+
+void SCH_BASE_FRAME::RedrawScreen2( const wxPoint& posBefore )
+{
+    GetGalCanvas()->Refresh();
+}
+
+SCH_DRAW_PANEL *SCH_BASE_FRAME::GetCanvas() const
+{
+    return static_cast<SCH_DRAW_PANEL*>( GetGalCanvas() );
+}
+
+
+bool SCH_BASE_FRAME::HandleBlockBegin( wxDC* aDC, EDA_KEY aKey, const wxPoint& aPosition,
+       int aExplicitCommand )
+{
+    BLOCK_SELECTOR* block = &GetScreen()->m_BlockLocate;
+
+    if( ( block->GetCommand() != BLOCK_IDLE ) || ( block->GetState() != STATE_NO_BLOCK ) )
+        return false;
+
+    if( aExplicitCommand == 0 )
+        block->SetCommand( (BLOCK_COMMAND_T) BlockCommand( aKey ) );
+    else
+        block->SetCommand( (BLOCK_COMMAND_T) aExplicitCommand );
+
+    if( block->GetCommand() == 0 )
+        return false;
+
+    switch( block->GetCommand() )
+    {
+    case BLOCK_IDLE:
+        break;
+
+    case BLOCK_MOVE:                // Move
+    case BLOCK_DRAG:                // Drag (block defined)
+    case BLOCK_DRAG_ITEM:           // Drag from a drag item command
+    case BLOCK_DUPLICATE:           // Duplicate
+    case BLOCK_DUPLICATE_AND_INCREMENT: // Duplicate and increment relevant references
+    case BLOCK_DELETE:              // Delete
+    case BLOCK_COPY:                // Copy
+    case BLOCK_ROTATE:              // Rotate 90 deg
+    case BLOCK_FLIP:                // Flip
+    case BLOCK_ZOOM:                // Window Zoom
+    case BLOCK_MIRROR_X:
+    case BLOCK_MIRROR_Y:            // mirror
+    case BLOCK_PRESELECT_MOVE:      // Move with preselection list
+        block->InitData( m_canvas, aPosition );
+        GetCanvas()->GetView()->ShowSelectionArea();
+        break;
+
+    case BLOCK_PASTE:
+        block->InitData( m_canvas, aPosition );
+        GetCanvas()->GetView()->ShowSelectionArea();
+        block->SetLastCursorPosition( wxPoint( 0, 0 ) );
+        InitBlockPasteInfos();
+
+        if( block->GetCount() == 0 )      // No data to paste
+        {
+            DisplayError( this, wxT( "No block to paste" ), 20 );
+            GetScreen()->m_BlockLocate.SetCommand( BLOCK_IDLE );
+            m_canvas->SetMouseCaptureCallback( NULL );
+            block->SetState( STATE_NO_BLOCK );
+            block->SetMessageBlock( this );
+            return true;
+        }
+
+        if( !m_canvas->IsMouseCaptured() )
+        {
+            block->ClearItemsList();
+            DisplayError( this,
+                          wxT( "EDA_DRAW_FRAME::HandleBlockBegin() Err: m_mouseCaptureCallback NULL" ) );
+            block->SetState( STATE_NO_BLOCK );
+            block->SetMessageBlock( this );
+            return true;
+        }
+
+        block->SetState( STATE_BLOCK_MOVE );
+        m_canvas->CallMouseCapture( aDC, aPosition, false );
+        break;
+
+    default:
+        {
+            wxString msg;
+            msg << wxT( "EDA_DRAW_FRAME::HandleBlockBegin() error: Unknown command " ) <<
+            block->GetCommand();
+            DisplayError( this, msg );
+        }
+        break;
+    }
+
+    block->SetMessageBlock( this );
+    return true;
+}
+
+void EDA_DRAW_FRAME::createCanvas()
+{
+    KIGFX::GAL_DISPLAY_OPTIONS options;
+
+    m_canvas = new SCH_DRAW_PANEL( this, -1, wxPoint( 0,
+                        0 ), m_FrameSize, options, EDA_DRAW_PANEL_GAL::GAL_TYPE_OPENGL );
+
+
+    m_useSingleCanvasPane = true;
+
+    SetGalCanvas( static_cast<SCH_DRAW_PANEL*> (m_canvas) );
+    UseGalCanvas( true );
+}
+
+
+void SCH_BASE_FRAME::AddToScreen( SCH_ITEM* aItem )
+{
+        GetScreen()->Append( aItem );
+        GetCanvas()->GetView()->Add( aItem );
+}
+
+void SCH_BASE_FRAME::AddToScreen( DLIST<SCH_ITEM>& aItems )
+{
+    std::vector<SCH_ITEM*> tmp;
+        SCH_ITEM* itemList = aItems.begin();
+
+        while( itemList )
+        {
+            itemList->SetList( nullptr );
+            GetCanvas()->GetView()->Add( itemList );
+            itemList = itemList->Next();
+        }
+
+        GetScreen()->Append( aItems );
+
+}
+
+void SCH_BASE_FRAME::RemoveFromScreen( SCH_ITEM* aItem )
+{
+    GetCanvas()->GetView()->Remove( aItem );
+    GetScreen()->Remove( aItem );
+}
+
+void SCH_BASE_FRAME::SyncView()
+{
+    auto screen = GetScreen();
+    auto gal = GetGalCanvas()->GetGAL();
+
+    auto gs = screen->GetGridSize();
+
+    gal->SetGridSize( VECTOR2D( gs.x, gs.y ));
+
+    printf("SyncView: grid %d %d\n", (int)gs.x, (int)gs.y );
+
+    GetGalCanvas()->GetView()->UpdateAllItems( KIGFX::ALL );
+}

eeschema/sch_base_frame.h

@@ -29,7 +29,7 @@
 #include <draw_frame.h>
 
 #include <sch_screen.h>
-#include "template_fieldnames.h"
+#include <sch_draw_panel.h>
 
 class PAGE_INFO;
 class TITLE_BLOCK;
@@ -41,7 +41,7 @@ class PART_LIB;
 class SCHLIB_FILTER;
 class LIB_ID;
 class SYMBOL_LIB_TABLE;
-
+class SCH_DRAW_PANEL;
 
 /**
  * Load symbol from symbol library table.
@@ -78,12 +78,10 @@ LIB_PART* SchGetLibPart( const LIB_ID& aLibId, SYMBOL_LIB_TABLE* aLibTable,
 class SCH_BASE_FRAME : public EDA_DRAW_FRAME
 {
 protected:
-    TEMPLATES m_templateFieldNames;
+    wxPoint  m_repeatStep;          ///< the increment value of the position of an item
-
+                                    ///< when it is repeated
-    wxPoint   m_repeatStep;          ///< the increment value of the position of an item
+    int      m_repeatDeltaLabel;    ///< the increment value of labels like bus members
-                                     ///< when it is repeated
+                                    ///< when they are repeated
-    int       m_repeatDeltaLabel;    ///< the increment value of labels like bus members
-                                     ///< when they are repeated
 
 
 public:
@@ -95,6 +93,7 @@ public:
 
     virtual ~SCH_BASE_FRAME();
 
+    SCH_DRAW_PANEL *GetCanvas() const override;
     SCH_SCREEN* GetScreen() const override;
 
     /**
@@ -209,27 +208,13 @@ public:
 
     void OnConfigurePaths( wxCommandEvent& aEvent );
 
-    /**
-     * Return a template field names list for read only access.
-     */
-    const TEMPLATE_FIELDNAMES& GetTemplateFieldNames() const
-    {
-        return m_templateFieldNames.GetTemplateFieldNames();
-    }
-
-    /**
-     * Search for \a aName in the the template field name list.
-     *
-     * @param aName A wxString object containing the field name to search for.
-     * @return the template fieldname if found; NULL otherwise.
-     */
-    const TEMPLATE_FIELDNAME* GetTemplateFieldName( const wxString& aName ) const
-    {
-        return m_templateFieldNames.GetFieldName( aName );
-    }
-
     virtual void OnEditSymbolLibTable( wxCommandEvent& aEvent );
 
+    /**
+     * Allows Eeschema to install the symbol library tables into the edit libraries dialog.
+     */
+    void InstallLibraryTablesPanel( DIALOG_EDIT_LIBRARY_TABLES* aDialog ) override;
+
     /**
      * Load symbol from symbol library table.
      *
@@ -240,7 +225,7 @@ public:
      * @return The symbol found in the library or NULL if the symbol was not found.
      */
     LIB_ALIAS* GetLibAlias( const LIB_ID& aLibId, bool aUseCacheLib = false,
-                            bool aShowError = false );
+                            bool aShowErrorMsg = false );
 
     LIB_PART* GetLibPart( const LIB_ID& aLibId, bool aUseCacheLib = false,
                           bool aShowErrorMsg = false );
@@ -264,6 +249,23 @@ public:
             const LIB_ID& aPreselectedLibid,
             int aUnit, int aConvert );
 
+
+    virtual void Zoom_Automatique( bool aWarpPointer ) override;
+
+                                       /* Set the zoom level to show the area Rect */
+    virtual void Window_Zoom( EDA_RECT& Rect ) override;
+
+    virtual void RedrawScreen( const wxPoint& aCenterPoint, bool aWarpPointer ) override;
+
+    virtual void RedrawScreen2( const wxPoint& posBefore ) override;
+
+    void AddToScreen( SCH_ITEM* aItem );
+    void AddToScreen( DLIST<SCH_ITEM>& aItems );
+    void RemoveFromScreen( SCH_ITEM* aItem );
+
+    void SyncView();
+
+
 protected:
 
     /**
@@ -319,6 +321,10 @@ protected:
      * @return True when all requested actions succeeded.
      */
     bool saveSymbolLibTables( bool aGlobal, bool aProject );
+
+    virtual bool HandleBlockBegin( wxDC* aDC, EDA_KEY aKey, const wxPoint& aPosition,
+                                   int aExplicitCommand = 0 ) override;
+
 };
 
 #endif // SCH_BASE_FRAME_H_

eeschema/sch_bitmap.cpp

@@ -27,7 +27,7 @@
  */
 
 #include <fctsys.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <trigo.h>
 #include <macros.h>
 #include <bitmaps.h>
@@ -128,7 +128,8 @@ void SCH_BITMAP::Draw( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aOffset
         GRSetDrawMode( aDC, aDrawMode );
 #endif
 
-        m_image->DrawBitmap( aPanel, aDC, pos );
+    //fixme-gal
+        //m_image->DrawBitmap( aPanel, aDC, pos );
     }
     else    // draws bounding box only (used to move items)
     {

eeschema/sch_bus_entry.cpp

@@ -30,7 +30,7 @@
 #include <fctsys.h>
 #include <gr_basic.h>
 #include <macros.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <trigo.h>
 #include <common.h>
 #include <richio.h>

eeschema/sch_bus_entry.h

@@ -48,6 +48,9 @@ protected:
 public:
     SCH_BUS_ENTRY_BASE( KICAD_T aType, const wxPoint& pos = wxPoint( 0, 0 ), char shape = '\\' );
 
+    bool IsDanglingStart() const { return m_isDanglingStart; }
+    bool IsDanglingEnd() const { return m_isDanglingEnd; }
+
     // Do not create a copy constructor.  The one generated by the compiler is adequate.
 
     ~SCH_BUS_ENTRY_BASE() { }

eeschema/sch_component.cpp

@@ -29,7 +29,7 @@
 
 #include <fctsys.h>
 #include <pgm_base.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <gr_basic.h>
 #include <kicad_string.h>
 #include <richio.h>

eeschema/sch_draw_panel.cpp

@@ -0,0 +1,670 @@
+/*
+ * This program source code file is part of KiCad, a free EDA CAD application.
+ *
+ * Copyright (C) 2014-2017 CERN
+ * @author Maciej Suminski <maciej.suminski@cern.ch>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, you may find one here:
+ * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
+ * or you may search the http://www.gnu.org website for the version 2 license,
+ * or you may write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+
+#include <view/wx_view_controls.h>
+#include <worksheet_viewitem.h>
+
+#include <gal/graphics_abstraction_layer.h>
+
+#include <sch_draw_panel.h>
+#include <sch_view.h>
+#include <sch_painter.h>
+#include <sch_edit_frame.h>
+#include <preview_items/selection_area.h>
+
+#include <functional>
+
+#include <sch_sheet.h>
+
+using namespace std::placeholders;
+
+
+SCH_DRAW_PANEL::SCH_DRAW_PANEL( wxWindow* aParentWindow, wxWindowID aWindowId,
+                                        const wxPoint& aPosition, const wxSize& aSize,
+                                        KIGFX::GAL_DISPLAY_OPTIONS& aOptions, GAL_TYPE aGalType ) :
+EDA_DRAW_PANEL_GAL( aParentWindow, aWindowId, aPosition, aSize, aOptions, GAL_TYPE_OPENGL ),
+m_parent( aParentWindow )
+{
+    #ifdef __WXMAC__
+        m_defaultCursor = m_currentCursor = wxCURSOR_CROSS;
+        m_showCrossHair = false;
+    #else
+        m_defaultCursor = m_currentCursor = wxCURSOR_ARROW;
+        m_showCrossHair = true;
+    #endif
+
+    m_view = new KIGFX::SCH_VIEW( true );
+    m_view->SetGAL( m_gal );
+
+
+    m_painter.reset( new KIGFX::SCH_PAINTER( m_gal ) );
+
+    m_view->SetPainter( m_painter.get() );
+    m_view->SetScaleLimits( 2000000.0, 30000.0 );
+    m_view->SetMirror( false, false );
+
+    setDefaultLayerOrder();
+    setDefaultLayerDeps();
+
+    view()->UpdateAllLayersOrder();
+    // View controls is the first in the event handler chain, so the Tool Framework operates
+    // on updated viewport data.
+    m_viewControls = new KIGFX::WX_VIEW_CONTROLS( m_view, this );
+
+    const wxEventType events[] =
+    {
+        wxEVT_LEFT_UP, wxEVT_LEFT_DOWN, wxEVT_LEFT_DCLICK,
+        wxEVT_RIGHT_UP, wxEVT_RIGHT_DOWN, wxEVT_RIGHT_DCLICK,
+        wxEVT_MIDDLE_UP, wxEVT_MIDDLE_DOWN, wxEVT_MIDDLE_DCLICK,
+        wxEVT_MOTION, wxEVT_MOUSEWHEEL,
+    };
+
+    for( auto e : events )
+    {
+        Connect( e, wxMouseEventHandler( SCH_DRAW_PANEL::OnMouseEvent ),
+                 NULL, this );
+    }
+
+    Connect( wxEVT_CHAR, wxKeyEventHandler( SCH_DRAW_PANEL::OnKeyEvent ), NULL, this );
+    Connect( wxEVT_CHAR_HOOK, wxKeyEventHandler( SCH_DRAW_PANEL::OnCharHook ), NULL, this );
+
+    m_canStartBlock = -1;       // Command block can start if >= 0
+    m_abortRequest = false;
+    m_enableMousewheelPan = false;
+    m_enableZoomNoCenter = false;
+    m_enableAutoPan = true;
+    m_ignoreMouseEvents = false;
+    // Be sure a mouse release button event will be ignored when creating the canvas
+    // if the mouse click was not made inside the canvas (can happen sometimes, when
+    // launching a editor from a double click made in another frame)
+    m_ignoreNextLeftButtonRelease = true;
+
+    m_mouseCaptureCallback = NULL;
+    m_endMouseCaptureCallback = NULL;
+
+    m_requestAutoPan = false;
+    m_enableBlockCommands = false;
+    m_minDragEventCount = 0;
+
+
+    m_cursorLevel = 0;
+    m_PrintIsMirrored = false;
+
+    m_ClickTimer = (wxTimer*) NULL;
+    m_doubleClickInterval = 250;
+
+    m_gal->SetGridColor( COLOR4D(0.0, 0.0, 0.0, 1.0) );
+    m_gal->SetCursorColor( COLOR4D(0.0, 0.0, 0.0, 1.0) );
+
+    m_viewControls->SetSnapping( true );
+
+    SetEvtHandlerEnabled( true );
+    SetFocus();
+    Show( true );
+    Raise();
+    StartDrawing();
+    //printf("CreateGALPAnel\n");
+    //m_selectionArea = new KIGFX::PREVIEW::SELECTION_AREA;
+}
+
+
+SCH_DRAW_PANEL::~SCH_DRAW_PANEL()
+{
+}
+
+
+void SCH_DRAW_PANEL::DisplayComponent( const LIB_PART* aComponent )
+{
+    view()->Clear();
+    view()->DisplayComponent( const_cast<LIB_PART*>(aComponent) );
+
+}
+
+void SCH_DRAW_PANEL::DisplaySheet( const SCH_SHEET* aSheet )
+{
+    view()->Clear();
+    view()->DisplaySheet( const_cast<SCH_SHEET*>(aSheet) );
+}
+
+void SCH_DRAW_PANEL::DisplaySheet( const SCH_SCREEN *aScreen )
+{
+    view()->Clear();
+    if( aScreen )
+    view()->DisplaySheet( const_cast<SCH_SCREEN*>(aScreen) );
+}
+
+void SCH_DRAW_PANEL::OnShow()
+{
+
+    //m_view->RecacheAllItems();
+}
+
+
+void SCH_DRAW_PANEL::setDefaultLayerOrder()
+{
+/*    for( LAYER_NUM i = 0; (unsigned) i < sizeof( GAL_LAYER_ORDER ) / sizeof( LAYER_NUM ); ++i )
+    {
+        LAYER_NUM layer = GAL_LAYER_ORDER[i];
+        wxASSERT( layer < KIGFX::VIEW::VIEW_MAX_LAYERS );
+
+        m_view->SetLayerOrder( layer, i );
+    }*/
+}
+
+
+bool SCH_DRAW_PANEL::SwitchBackend( GAL_TYPE aGalType )
+{
+    bool rv = EDA_DRAW_PANEL_GAL::SwitchBackend( aGalType );
+    setDefaultLayerDeps();
+    return rv;
+}
+
+
+
+void SCH_DRAW_PANEL::setDefaultLayerDeps()
+{
+    // caching makes no sense for Cairo and other software renderers
+    auto target = KIGFX::TARGET_NONCACHED; //m_backend == GAL_TYPE_OPENGL ? KIGFX::TARGET_CACHED : KIGFX::TARGET_NONCACHED;
+
+    for( int i = 0; i < KIGFX::VIEW::VIEW_MAX_LAYERS; i++ )
+        m_view->SetLayerTarget( i, target );
+
+    m_view->SetLayerTarget( LAYER_GP_OVERLAY , KIGFX::TARGET_OVERLAY );
+
+    m_view->SetLayerDisplayOnly( LAYER_GP_OVERLAY ) ;
+    m_view->SetLayerDisplayOnly( LAYER_WORKSHEET ) ;
+    m_view->SetLayerDisplayOnly( LAYER_DRC );
+}
+
+
+KIGFX::SCH_VIEW* SCH_DRAW_PANEL::view() const
+{
+    return static_cast<KIGFX::SCH_VIEW*>( m_view );
+}
+
+BASE_SCREEN* SCH_DRAW_PANEL::GetScreen()
+{
+    return GetParent()->GetScreen();
+}
+
+EDA_DRAW_FRAME* SCH_DRAW_PANEL::GetParent() const
+{
+    return static_cast<EDA_DRAW_FRAME*>(m_parent); // static_cast<SCH_EDIT_FRAME*> (m_parent);
+}
+
+
+void SCH_DRAW_PANEL::OnMouseEvent( wxMouseEvent& event )
+{
+    int          localbutt = 0;
+    BASE_SCREEN* screen = GetScreen();
+    auto controls = GetViewControls();
+    auto vcp = VECTOR2I( controls->GetCursorPosition() );
+    auto vmp = VECTOR2I( controls->GetMousePosition() );
+    wxPoint cursorPos ( vcp.x, vcp.y );
+    wxPoint mousePos ( vmp.x, vmp.y );
+
+    event.Skip();
+
+    if( !screen )
+        return;
+
+    /* Adjust value to filter mouse displacement before consider the drag
+     * mouse is really a drag command, not just a movement while click
+     */
+#define MIN_DRAG_COUNT_FOR_START_BLOCK_COMMAND 5
+
+    if( event.Leaving() )
+        m_canStartBlock = -1;
+
+    if( !IsMouseCaptured() )          // No mouse capture in progress.
+        m_requestAutoPan = false;
+
+    if( GetParent()->IsActive() )
+        SetFocus();
+    else
+        return;
+
+    if( !event.IsButton() && !event.Moving() && !event.Dragging() )
+        return;
+
+    if( event.RightDown() )
+    {
+        OnRightClick( event );
+        return;
+    }
+
+    if( m_ignoreMouseEvents )
+        return;
+
+    if( event.LeftDown() )
+        localbutt = GR_M_LEFT_DOWN;
+
+    if( event.ButtonDClick( 1 ) )
+        localbutt = GR_M_LEFT_DOWN | GR_M_DCLICK;
+
+    if( event.MiddleDown() )
+        localbutt = GR_M_MIDDLE_DOWN;
+
+    // Compute the cursor position in drawing (logical) units.
+    //GetParent()->SetMousePosition( event.GetLogicalPosition( DC ) );
+
+    int kbstat = 0;
+
+    if( event.ShiftDown() )
+        kbstat |= GR_KB_SHIFT;
+
+    if( event.ControlDown() )
+        kbstat |= GR_KB_CTRL;
+
+    if( event.AltDown() )
+        kbstat |= GR_KB_ALT;
+
+    // Calling Double Click and Click functions :
+    if( localbutt == (int) ( GR_M_LEFT_DOWN | GR_M_DCLICK ) )
+    {
+        if( m_ClickTimer )
+        {
+            m_ClickTimer->Stop();
+            wxDELETE( m_ClickTimer );
+        }
+        GetParent()->OnLeftDClick( nullptr, mousePos );
+
+        // inhibit a response to the mouse left button release,
+        // because we have a double click, and we do not want a new
+        // OnLeftClick command at end of this Double Click
+        m_ignoreNextLeftButtonRelease = true;
+    }
+    else if( event.LeftUp() )
+    {
+        // A block command is in progress: a left up is the end of block
+        // or this is the end of a double click, already seen
+        // Note also m_ignoreNextLeftButtonRelease can be set by
+        // the call to OnLeftClick(), so do not change it after calling OnLeftClick
+        bool ignoreEvt = m_ignoreNextLeftButtonRelease;
+        m_ignoreNextLeftButtonRelease = false;
+
+        if( screen->m_BlockLocate.GetState() == STATE_NO_BLOCK && !ignoreEvt )
+        {
+            EDA_ITEM* item = screen->GetCurItem();
+
+            // If we have an item already selected, or we are using a tool,
+            // we won't use the disambiguation menu so process the click immediately
+            if( ( item && item->GetFlags() ) || GetParent()->GetToolId() != ID_NO_TOOL_SELECTED )
+                GetParent()->OnLeftClick( nullptr, mousePos );
+            else
+            {
+                wxDELETE( m_ClickTimer );
+                m_ClickTimer = new wxTimer(this, ID_MOUSE_DOUBLECLICK);
+                m_ClickTimer->StartOnce( m_doubleClickInterval );
+            }
+        }
+
+    }
+    else if( !event.LeftIsDown() )
+    {
+        /* be sure there is a response to a left button release command
+         * even when a LeftUp event is not seen.  This happens when a
+         * double click opens a dialog box, and the release mouse button
+         * is made when the dialog box is opened.
+         */
+        m_ignoreNextLeftButtonRelease = false;
+    }
+
+    if( event.ButtonDown( wxMOUSE_BTN_MIDDLE ) )
+    {
+        m_PanStartCenter = GetParent()->GetScrollCenterPosition();
+        m_PanStartEventPosition = event.GetPosition();
+
+//        INSTALL_UNBUFFERED_DC( dc, this );
+          CrossHairOff( );
+          SetCurrentCursor( wxCURSOR_SIZING );
+    }
+
+    if( event.ButtonUp( wxMOUSE_BTN_MIDDLE ) )
+    {
+//        INSTALL_UNBUFFERED_DC( dc, this );
+         CrossHairOn();
+         SetCursor( (wxStockCursor) m_defaultCursor );
+    }
+
+    if( event.MiddleIsDown() )
+    {
+        wxPoint currentPosition = event.GetPosition();
+
+        double scale = GetParent()->GetScreen()->GetScalingFactor();
+        int x = m_PanStartCenter.x +
+                KiROUND( (double) ( m_PanStartEventPosition.x - currentPosition.x ) / scale );
+        int y = m_PanStartCenter.y +
+                KiROUND( (double) ( m_PanStartEventPosition.y - currentPosition.y ) / scale );
+
+        GetParent()->RedrawScreen( wxPoint( x, y ), false );
+    }
+
+    // Calling the general function on mouse changes (and pseudo key commands)
+    GetParent()->GeneralControl( nullptr, wxPoint(0, 0), /*event.GetLogicalPosition( DC )*/ 0 );
+
+    /*******************************/
+    /* Control of block commands : */
+    /*******************************/
+
+    // Command block can't start if mouse is dragging a new panel
+    static SCH_DRAW_PANEL* lastPanel;
+    if( lastPanel != this )
+    {
+        m_minDragEventCount = 0;
+        m_canStartBlock   = -1;
+    }
+
+    /* A new command block can start after a release buttons
+     * and if the drag is enough
+     * This is to avoid a false start block when a dialog box is dismissed,
+     * or when changing panels in hierarchy navigation
+     * or when clicking while and moving mouse
+     */
+    if( !event.LeftIsDown() && !event.MiddleIsDown() )
+    {
+        m_minDragEventCount = 0;
+        m_canStartBlock   = 0;
+
+        /* Remember the last cursor position when a drag mouse starts
+         * this is the last position ** before ** clicking a button
+         * this is useful to start a block command from the point where the
+         * mouse was clicked first
+         * (a filter creates a delay for the real block command start, and
+         * we must remember this point)
+         */
+        m_CursorStartPos = GetParent()->GetCrossHairPosition();
+    }
+
+    if( m_enableBlockCommands && !(localbutt & GR_M_DCLICK) )
+    {
+        if( !screen->IsBlockActive() )
+        {
+            screen->m_BlockLocate.SetOrigin( m_CursorStartPos );
+        }
+
+        if( event.LeftDown() )
+        {
+            if( screen->m_BlockLocate.GetState() == STATE_BLOCK_MOVE )
+            {
+                m_requestAutoPan = false;
+                GetParent()->HandleBlockPlace( nullptr );
+                m_ignoreNextLeftButtonRelease = true;
+            }
+        }
+        else if( ( m_canStartBlock >= 0 ) && event.LeftIsDown() && !IsMouseCaptured() )
+        {
+            // Mouse is dragging: if no block in progress,  start a block command.
+            if( screen->m_BlockLocate.GetState() == STATE_NO_BLOCK )
+            {
+                //  Start a block command
+                int cmd_type = kbstat;
+
+                // A block command is started if the drag is enough.  A small
+                // drag is ignored (it is certainly a little mouse move when
+                // clicking) not really a drag mouse
+                if( m_minDragEventCount < MIN_DRAG_COUNT_FOR_START_BLOCK_COMMAND )
+                    m_minDragEventCount++;
+                else
+                {
+                    auto cmd = (GetParent()->GetToolId() == ID_ZOOM_SELECTION) ? BLOCK_ZOOM : 0;
+
+                    printf("start block\n");
+
+                    if( !GetParent()->HandleBlockBegin( nullptr, cmd_type, m_CursorStartPos, cmd ) )
+                    {
+                        // should not occur: error
+                        GetParent()->DisplayToolMsg(
+                            wxT( "EDA_DRAW_PANEL::OnMouseEvent() Block Error" ) );
+                    }
+                    else
+                    {
+                        m_requestAutoPan = true;
+                        SetCursor( wxCURSOR_SIZING );
+                    }
+                }
+            }
+        }
+
+        if( event.ButtonUp( wxMOUSE_BTN_LEFT ) )
+        {
+            /* Release the mouse button: end of block.
+             * The command can finish (DELETE) or have a next command (MOVE,
+             * COPY).  However the block command is canceled if the block
+             * size is small because a block command filtering is already
+             * made, this case happens, but only when the on grid cursor has
+             * not moved.
+             */
+            #define BLOCK_MINSIZE_LIMIT 1
+            bool BlockIsSmall =
+                ( std::abs( screen->m_BlockLocate.GetWidth() ) < BLOCK_MINSIZE_LIMIT )
+                && ( std::abs( screen->m_BlockLocate.GetHeight() ) < BLOCK_MINSIZE_LIMIT );
+
+            if( (screen->m_BlockLocate.GetState() != STATE_NO_BLOCK) && BlockIsSmall )
+            {
+                if( m_endMouseCaptureCallback )
+                {
+                    m_endMouseCaptureCallback( this, nullptr );
+                    m_requestAutoPan = false;
+                }
+
+                //SetCursor( (wxStockCursor) m_currentCursor );
+           }
+            else if( screen->m_BlockLocate.GetState() == STATE_BLOCK_END )
+            {
+                m_requestAutoPan = false;
+                GetParent()->HandleBlockEnd( nullptr );
+                //SetCursor( (wxStockCursor) m_currentCursor );
+                if( screen->m_BlockLocate.GetState() == STATE_BLOCK_MOVE )
+                {
+                    m_requestAutoPan = true;
+                    SetCursor( wxCURSOR_HAND );
+                }
+           }
+        }
+    }
+
+    // End of block command on a double click
+    // To avoid an unwanted block move command if the mouse is moved while double clicking
+    if( localbutt == (int) ( GR_M_LEFT_DOWN | GR_M_DCLICK ) )
+    {
+        if( !screen->IsBlockActive() && IsMouseCaptured() )
+        {
+            m_endMouseCaptureCallback( this, nullptr );
+        }
+    }
+
+    lastPanel = this;
+
+}
+
+bool SCH_DRAW_PANEL::OnRightClick( wxMouseEvent& event )
+{
+    auto controls = GetViewControls();
+    auto vmp = controls->GetMousePosition();
+    auto vsp = GetView()->ToScreen( vmp );
+    wxPoint mouseWorldPos ( (int) vmp.x, (int) vmp.y );
+    wxPoint mouseScreenPos ( (int) vsp.x, (int) vsp.y );
+
+    wxMenu  MasterMenu;
+
+    if( !GetParent()->OnRightClick( mouseWorldPos, &MasterMenu ) )
+        return false;
+
+    GetParent()->AddMenuZoomAndGrid( &MasterMenu );
+
+    m_ignoreMouseEvents = true;
+    PopupMenu( &MasterMenu, event.GetPosition() );
+    m_ignoreMouseEvents = false;
+
+    return true;
+}
+
+void SCH_DRAW_PANEL::CallMouseCapture( wxDC* aDC, const wxPoint& aPosition, bool aErase )
+{
+    wxCHECK_RET( m_mouseCaptureCallback != NULL, wxT( "Mouse capture callback not set." ) );
+
+    m_mouseCaptureCallback( this, aDC, aPosition, aErase );
+}
+
+
+void SCH_DRAW_PANEL::CallEndMouseCapture( wxDC* aDC )
+{
+
+    // CallEndMouseCapture is sometimes called with m_endMouseCaptureCallback == NULL
+    // for instance after an ABORT in block paste.
+    if( m_endMouseCaptureCallback )
+        m_endMouseCaptureCallback( this, aDC );
+}
+
+
+void SCH_DRAW_PANEL::EndMouseCapture( int id, int cursor, const wxString& title,
+                                      bool aCallEndFunc )
+{
+    if( m_mouseCaptureCallback && m_endMouseCaptureCallback && aCallEndFunc )
+    {
+        m_endMouseCaptureCallback( this, nullptr );
+    }
+
+    m_mouseCaptureCallback = NULL;
+    m_endMouseCaptureCallback = NULL;
+    m_requestAutoPan = false;
+
+    if( id != -1 && cursor != -1 )
+    {
+        //wxASSERT( cursor > wxCURSOR_NONE && cursor < wxCURSOR_MAX );
+        GetParent()->SetToolID( id, cursor, title );
+    }
+}
+
+void SCH_DRAW_PANEL::CrossHairOff( wxDC* DC )
+{
+    m_viewControls->ShowCursor( false );
+}
+
+
+void SCH_DRAW_PANEL::CrossHairOn( wxDC* DC )
+{
+    m_viewControls->ShowCursor( true );
+}
+
+void SCH_DRAW_PANEL::Refresh( bool aEraseBackground, const wxRect* aRect )
+{
+    EDA_DRAW_PANEL_GAL::Refresh( aEraseBackground, aRect );
+}
+
+void SCH_DRAW_PANEL::OnCharHook( wxKeyEvent& event )
+{
+    event.Skip();
+}
+
+
+void SCH_DRAW_PANEL::OnKeyEvent( wxKeyEvent& event )
+{
+    int localkey;
+
+    localkey = event.GetKeyCode();
+
+    switch( localkey )
+    {
+    default:
+        break;
+
+    case WXK_ESCAPE:
+        m_abortRequest = true;
+
+        if( IsMouseCaptured() )
+            EndMouseCapture();
+        else
+            EndMouseCapture( ID_NO_TOOL_SELECTED, 0 /*m_defaultCursor*/, wxEmptyString );
+        break;
+    }
+
+    /* Normalize keys code to easily handle keys from Ctrl+A to Ctrl+Z
+     * They have an ascii code from 1 to 27 remapped
+     * to GR_KB_CTRL + 'A' to GR_KB_CTRL + 'Z'
+     */
+    if( event.ControlDown() && localkey >= WXK_CONTROL_A && localkey <= WXK_CONTROL_Z )
+        localkey += 'A' - 1;
+
+    /* Disallow shift for keys that have two keycodes on them (e.g. number and
+     * punctuation keys) leaving only the "letter keys" of A-Z.
+     * Then, you can have, e.g. Ctrl-5 and Ctrl-% (GB layout)
+     * and Ctrl-( and Ctrl-5 (FR layout).
+     * Otherwise, you'd have to have to say Ctrl-Shift-5 on a FR layout
+     */
+    bool keyIsLetter = ( localkey >= 'A' && localkey <= 'Z' ) ||
+                       ( localkey >= 'a' && localkey <= 'z' );
+
+    if( event.ShiftDown() && ( keyIsLetter || localkey > 256 ) )
+        localkey |= GR_KB_SHIFT;
+
+    if( event.ControlDown() )
+        localkey |= GR_KB_CTRL;
+
+    if( event.AltDown() )
+        localkey |= GR_KB_ALT;
+
+
+    // Some key commands use the current mouse position: refresh it.
+    //pos = wxGetMousePosition() - GetScreenPosition();
+
+    // Compute the cursor position in drawing units.  Also known as logical units to wxDC.
+    //pos = wxPoint( DC.DeviceToLogicalX( pos.x ), DC.DeviceToLogicalY( pos.y ) );
+
+    auto p =  GetViewControls()->GetMousePosition();
+
+    wxPoint pos ((int)p.x, (int)p.y);
+
+    GetParent()->SetMousePosition( pos );
+
+    if( !GetParent()->GeneralControl( nullptr, pos, localkey ) )
+        event.Skip();
+}
+
+void SCH_DRAW_PANEL::SetCurrentCursor( int aCursor )
+{
+    m_currentCursor = aCursor;
+    SetCursor( (wxStockCursor) m_currentCursor );
+}
+
+void SCH_DRAW_PANEL::SetCurrentCursor( const wxCursor& aCursor )
+{
+    SetCursor( aCursor );
+}
+
+void SCH_DRAW_PANEL::SetDefaultCursor()
+{
+    SetCursor( (wxStockCursor) m_defaultCursor );
+}
+
+void SCH_DRAW_PANEL::onPaint( wxPaintEvent& aEvent )
+{
+    if( m_painter )
+        static_cast<KIGFX::SCH_PAINTER*>(m_painter.get())->GetSettings()->ImportLegacyColors( nullptr );
+    
+    EDA_DRAW_PANEL_GAL::onPaint( aEvent );
+}
+    

eeschema/sch_draw_panel.h

@@ -0,0 +1,115 @@
+#ifndef __SCH_DRAW_PANEL_H
+#define __SCH_DRAW_PANEL_H
+
+#include <class_draw_panel_gal.h>
+#include <base_struct.h>
+#include <gr_basic.h>
+#include <eda_rect.h>
+
+#include <class_drawpanel.h>
+
+
+namespace KIGFX {
+    class SCH_VIEW;
+    namespace PREVIEW {
+        class SELECTION_AREA;
+    };
+};
+
+class SCH_SHEET;
+class LIB_PART;
+class BASE_SCREEN;
+class SCH_SCREEN;
+class COLORS_DESIGN_SETTINGS;
+class SCH_EDIT_FRAME;
+
+class SCH_DRAW_PANEL : public EDA_DRAW_PANEL, public EDA_DRAW_PANEL_GAL
+{
+public:
+    SCH_DRAW_PANEL( wxWindow* aParentWindow, wxWindowID aWindowId, const wxPoint& aPosition,
+                        const wxSize& aSize, KIGFX::GAL_DISPLAY_OPTIONS& aOptions,
+                        GAL_TYPE aGalType = GAL_TYPE_OPENGL );
+
+    ~SCH_DRAW_PANEL();
+
+    virtual wxWindow* GetWindow() override { return this; };
+
+    /**
+     * Function DisplayBoard FIXME
+     * adds all items from the current board to the VIEW, so they can be displayed by GAL.
+     * @param aBoard is the PCB to be loaded.
+     */
+     void DisplayComponent( const LIB_PART *aComponent );
+     void DisplaySheet( const SCH_SHEET *aSheet );
+     void DisplaySheet( const SCH_SCREEN *aScreen );
+
+    /**
+     * Function UseColorScheme
+     * Applies layer color settings.
+     * @param aSettings are the new settings.
+     */
+    void UseColorScheme( const COLORS_DESIGN_SETTINGS* aSettings );
+
+    ///> @copydoc EDA_DRAW_PANEL_GAL::OnShow()
+    void OnShow() override;
+
+    bool SwitchBackend( GAL_TYPE aGalType ) override;
+    void OnMouseEvent( wxMouseEvent& event );
+    bool OnRightClick( wxMouseEvent& event );
+    void OnKeyEvent( wxKeyEvent& event );
+    void OnCharHook( wxKeyEvent& event );
+
+    BASE_SCREEN* GetScreen() override;
+    virtual EDA_DRAW_FRAME* GetParent() const override;
+
+    virtual void CallMouseCapture( wxDC* aDC, const wxPoint& aPosition, bool aErase ) override;
+    virtual void CallEndMouseCapture( wxDC* aDC ) override;
+    virtual void EndMouseCapture( int aId = -1, int aCursorId = -1,
+                          const wxString& aTitle = wxEmptyString,
+                          bool aCallEndFunc = true ) override;
+
+    virtual void CrossHairOff( wxDC* DC=nullptr ) override;
+
+                          // Show the cross hair.
+    virtual void CrossHairOn( wxDC* DC=nullptr ) override;
+
+    KIGFX::SCH_VIEW* GetView() const { return view(); }
+
+    /// @copydoc wxWindow::Refresh()
+    void Refresh( bool aEraseBackground = true, const wxRect* aRect = NULL ) override;
+
+    virtual void SetCurrentCursor( int aCursor ) override;
+    virtual void SetCurrentCursor( const wxCursor& aCursor ) override;
+    virtual void SetDefaultCursor() override;
+
+    virtual int GetDefaultCursor() const override
+    {
+        return EDA_DRAW_PANEL_GAL::GetDefaultCursor();
+    }
+
+    /**
+     * Function GetCurrentCursor
+     * @return the current cursor shape, depending on the current selected tool
+     */
+    virtual int GetCurrentCursor() const override
+    {
+        return EDA_DRAW_PANEL_GAL::GetCurrentCursor();
+    }
+
+
+protected:
+
+    virtual void onPaint( wxPaintEvent& WXUNUSED( aEvent ) ) override;
+
+    KIGFX::SCH_VIEW* view() const;
+
+    ///> Reassigns layer order to the initial settings.
+    void setDefaultLayerOrder();
+
+    ///> Sets rendering targets & dependencies for layers.
+    void setDefaultLayerDeps();
+
+    wxWindow* m_parent;
+};
+
+#endif

eeschema/sch_edit_frame.cpp

@@ -30,7 +30,7 @@
 #include <kiface_i.h>
 #include <pgm_base.h>
 #include <gr_basic.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <gestfich.h>
 #include <confirm.h>
 #include <base_units.h>
@@ -61,6 +61,8 @@
 #include <invoke_sch_dialog.h>
 #include <dialogs/dialog_schematic_find.h>
 #include <dialog_symbol_remap.h>
+#include <view/view.h>
+#include <tool/tool_manager.h>
 
 #include <wx/display.h>
 #include <build_version.h>
@@ -70,6 +72,11 @@
 #include <kiway.h>
 #include <dialogs/dialog_fields_editor_global.h>
 
+#include <sch_view.h>
+#include <sch_painter.h>
+
+#include <gal/graphics_abstraction_layer.h>
+
 // non-member so it can be moved easily, and kept REALLY private.
 // Do NOT Clear() in here.
 static void add_search_paths( SEARCH_STACK* aDst, const SEARCH_STACK& aSrc, int aIndex )
@@ -376,6 +383,9 @@ SCH_EDIT_FRAME::SCH_EDIT_FRAME( KIWAY* aKiway, wxWindow* aParent ):
     m_undoItem = NULL;
     m_hasAutoSave = true;
 
+    m_toolManager = new TOOL_MANAGER;
+
+
     SetForceHVLines( true );
     SetSpiceAjustPassiveValues( false );
 
@@ -398,7 +408,8 @@ SCH_EDIT_FRAME::SCH_EDIT_FRAME( KIWAY* aKiway, wxWindow* aParent ):
 
     SetSize( m_FramePos.x, m_FramePos.y, m_FrameSize.x, m_FrameSize.y );
 
-    m_canvas->SetEnableBlockCommands( true );
+    if( m_canvas )
+        m_canvas->SetEnableBlockCommands( true );
 
     ReCreateMenuBar();
     ReCreateHToolbar();
@@ -417,7 +428,7 @@ SCH_EDIT_FRAME::SCH_EDIT_FRAME( KIWAY* aKiway, wxWindow* aParent ):
     m_auimgr.AddPane( m_mainToolBar, EDA_PANE().HToolbar().Name( "MainToolbar" ).Top().Layer(6) );
     m_auimgr.AddPane( m_optionsToolBar, EDA_PANE().VToolbar().Name( "OptToolbar" ).Left().Layer(3) );
     m_auimgr.AddPane( m_drawToolBar, EDA_PANE().VToolbar().Name( "ToolsToolbar" ).Right().Layer(1) );
-    m_auimgr.AddPane( m_canvas, EDA_PANE().Canvas().Name( "DrawFrame" ).Center() );
+    m_auimgr.AddPane( m_canvas->GetWindow(), EDA_PANE().Canvas().Name( "DrawFrame" ).Center() );
     m_auimgr.AddPane( m_messagePanel, EDA_PANE().Messages().Name( "MsgPanel" ).Bottom().Layer(6) );
 
     m_auimgr.Update();
@@ -569,7 +580,9 @@ SCH_SHEET_PATH& SCH_EDIT_FRAME::GetCurrentSheet()
 
 void SCH_EDIT_FRAME::SetCurrentSheet( const SCH_SHEET_PATH& aSheet )
 {
+    auto c = static_cast<SCH_DRAW_PANEL*>(m_canvas);
     *m_CurrentSheet = aSheet;
+    c->DisplaySheet( m_CurrentSheet->LastScreen() );
 }
 
 
@@ -1386,9 +1399,6 @@ void SCH_EDIT_FRAME::addCurrentItemToList( bool aRedraw )
                 screen->SetCurItem( NULL );
                 delete item;
 
-                if( aRedraw )
-                    GetCanvas()->Refresh();
-
                 return;
             }
 
@@ -1398,7 +1408,7 @@ void SCH_EDIT_FRAME::addCurrentItemToList( bool aRedraw )
         if( undoItem == item )
         {
             if( !screen->CheckIfOnDrawList( item ) )  // don't want a loop!
-                screen->Append( item );
+                AddToScreen( item );
 
             SetRepeatItem( item );
 
@@ -1516,4 +1526,21 @@ void SCH_EDIT_FRAME::ShowChangedLanguage()
     UpdateMsgPanel();
 }
 
+void SCH_EDIT_FRAME::SetScreen( BASE_SCREEN* aScreen )
+{
+    EDA_DRAW_FRAME::SetScreen( aScreen );
+    auto c = static_cast<SCH_DRAW_PANEL*>(m_canvas);
+    c->DisplaySheet( static_cast<SCH_SCREEN*>( aScreen ) );
+    auto bb = c->GetView()->CalculateExtents() ;
+    BOX2D bb2 ( bb.GetOrigin(), bb.GetSize() );
+    c->GetView()->SetViewport( bb2 );
+}
+
+const BOX2I SCH_EDIT_FRAME::GetDocumentExtents() const
+{
+    int sizeX = GetScreen()->GetPageSettings().GetWidthIU();
+    int sizeY = GetScreen()->GetPageSettings().GetHeightIU();
+
+    return BOX2I( VECTOR2I(0, 0), VECTOR2I( sizeX, sizeY ) );
+}
 

eeschema/sch_edit_frame.h

@@ -36,6 +36,7 @@
 #include <template_fieldnames.h>
 #include <block_commande.h>
 #include <sch_collectors.h>
+#include <sch_draw_panel.h>
 
 // enum PINSHEETLABEL_SHAPE
 #include <sch_text.h>
@@ -886,9 +887,9 @@ private:
     void OnRescueProject( wxCommandEvent& event );
     void OnRemapSymbols( wxCommandEvent& aEvent );
 
-    // a helper function to run the dialog that allows one to rename the symbol
+    // a helper function to run the dialog that allows to rename the symbol library Id of
-    // library Id of groups of components, for instance after a symbol has moved
+    // groups of components, for instance after a symbol has moved from a library to
-    // from a library to another library
+    // another library
     void OnEditComponentSymbolsId( wxCommandEvent& aEvent );
     void OnPreferencesOptions( wxCommandEvent& event );
     void OnCancelCurrentCommand( wxCommandEvent& aEvent );
@@ -1504,6 +1505,8 @@ public:
      */
     void doUpdatePcb( const wxString& aUpdateOptions = "" );
 
+    void SetCurrentSheet( SCH_SHEET_PATH *aSheet );
+
     /**
      * Allows Eeschema to install its preferences panels into the preferences dialog.
      */
@@ -1516,6 +1519,12 @@ public:
 
     void ShowChangedLanguage() override;
 
+    void DuplicateItemsInList( SCH_SCREEN* screen, PICKED_ITEMS_LIST& aItemsList,
+                               const wxPoint& aMoveVector );
+
+    virtual void SetScreen( BASE_SCREEN* aScreen ) override;
+
+    virtual const BOX2I GetDocumentExtents() const override;
 
     ///> Probe cursor, used by circuit simulator
     const static wxCursor CURSOR_PROBE;

eeschema/sch_field.cpp

@@ -36,7 +36,7 @@
  */
 
 #include <fctsys.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <base_struct.h>
 #include <gr_basic.h>
 #include <draw_graphic_text.h>

eeschema/sch_item_struct.cpp

@@ -33,7 +33,7 @@
 #include <trace_helpers.h>
 #include <sch_item_struct.h>
 #include <sch_screen.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <sch_edit_frame.h>
 
 #include <general.h>

eeschema/sch_item_struct.h

@@ -42,7 +42,7 @@ class wxFindReplaceData;
 class PLOTTER;
 class NETLIST_OBJECT;
 class NETLIST_OBJECT_LIST;
-
+class EDA_DRAW_PANEL;
 
 enum DANGLING_END_T {
     UNKNOWN = 0,

eeschema/sch_junction.cpp

@@ -29,7 +29,7 @@
 #include <fctsys.h>
 #include <gr_basic.h>
 #include <macros.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <trigo.h>
 #include <common.h>
 #include <richio.h>

eeschema/sch_line.cpp

@@ -30,7 +30,7 @@
 #include <fctsys.h>
 #include <gr_basic.h>
 #include <macros.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <plotter.h>
 #include <base_units.h>
 #include <eeschema_config.h>

eeschema/sch_marker.cpp

@@ -28,7 +28,7 @@
  */
 
 #include <fctsys.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <trigo.h>
 #include <msgpanel.h>
 #include <bitmaps.h>

eeschema/sch_no_connect.cpp

@@ -30,7 +30,7 @@
 #include <fctsys.h>
 #include <gr_basic.h>
 #include <macros.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <common.h>
 #include <plotter.h>
 #include <bitmaps.h>
@@ -224,4 +224,3 @@ BITMAP_DEF SCH_NO_CONNECT::GetMenuImage() const
 {
     return noconn_xpm;
 }
-

eeschema/sch_no_connect.h

@@ -51,6 +51,11 @@ public:
         return wxT( "SCH_NO_CONNECT" );
     }
 
+    wxSize GetSize() const
+    {
+        return m_size;
+    }
+
     int GetPenSize() const override;
 
     void SwapData( SCH_ITEM* aItem ) override;

eeschema/sch_painter.h

@@ -0,0 +1,151 @@
+/*
+ * This program source code file is part of KiCad, a free EDA CAD application.
+ *
+ * Copyright (C) 2014 CERN
+ * @author Tomasz Wlostowski <tomasz.wlostowski@cern.ch>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, you may find one here:
+ * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
+ * or you may search the http://www.gnu.org website for the version 2 license,
+ * or you may write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#ifndef __SCH_PAINTER_H
+#define __SCH_PAINTER_H
+
+#include <painter.h>
+
+class LIB_RECTANGLE;
+class LIB_PIN;
+class LIB_CIRCLE;
+class LIB_ITEM;
+class LIB_PART;
+class LIB_POLYLINE;
+class LIB_ARC;
+class LIB_FIELD;
+class LIB_TEXT;
+class SCH_COMPONENT;
+class SCH_FIELD;
+class SCH_JUNCTION;
+class SCH_LABEL;
+class SCH_TEXT;
+class SCH_HIERLABEL;
+class SCH_GLOBALLABEL;
+class SCH_SHEET;
+class SCH_SHEET_PIN;
+class SCH_MARKER;
+class SCH_NO_CONNECT;
+class SCH_LINE;
+class SCH_BUS_ENTRY_BASE;
+
+namespace KIGFX
+{
+class GAL;
+class SCH_PAINTER;
+
+
+/**
+ * Class SCH_RENDER_SETTINGS
+ * Stores schematic-specific render settings.
+ */
+
+class SCH_RENDER_SETTINGS : public RENDER_SETTINGS
+{
+public:
+    friend class SCH_PAINTER;
+
+    SCH_RENDER_SETTINGS();
+
+    /// @copydoc RENDER_SETTINGS::ImportLegacyColors()
+    void ImportLegacyColors( const COLORS_DESIGN_SETTINGS* aSettings ) override;
+
+    /// @copydoc RENDER_SETTINGS::GetColor()
+    virtual const COLOR4D& GetColor( const VIEW_ITEM* aItem, int aLayer ) const override;
+
+    bool IsBackgroundDark() const override
+    {
+        auto luma = m_layerColors[ LAYER_SCHEMATIC_BACKGROUND ].GetBrightness();
+
+        return luma < 0.5;
+    }
+
+private:
+
+    bool m_showPinsElectricalType;
+    bool m_libraryEditorMode;
+    
+};
+
+
+/**
+ * Class SCH_PAINTER
+ * Contains methods for drawing schematic-specific items.
+ */
+class SCH_PAINTER : public PAINTER
+{
+public:
+    SCH_PAINTER( GAL* aGal );
+
+    /// @copydoc PAINTER::Draw()
+    virtual bool Draw( const VIEW_ITEM*, int ) override;
+
+    /// @copydoc PAINTER::ApplySettings()
+    virtual void ApplySettings( const RENDER_SETTINGS* aSettings ) override
+    {
+        m_schSettings = *static_cast<const SCH_RENDER_SETTINGS*>( aSettings );
+    }
+
+    /// @copydoc PAINTER::GetSettings()
+    virtual SCH_RENDER_SETTINGS* GetSettings() override
+    {
+        return &m_schSettings;
+    }
+
+private:
+	void draw( LIB_RECTANGLE *, int );
+	void draw( LIB_PIN *, int );
+	void draw( LIB_CIRCLE *, int );
+	void draw( LIB_ITEM *, int );
+	void draw( LIB_PART *, int, bool aDrawFields = true, int aUnit = 0, int aConvert = 0 );
+    void draw( LIB_ARC *, int );
+    void draw( LIB_POLYLINE *, int );
+    void draw( LIB_FIELD *, int );
+    void draw( LIB_TEXT *, int );
+    void draw( SCH_COMPONENT *, int );
+    void draw( SCH_JUNCTION *, int );
+    void draw( SCH_FIELD *, int );
+    void draw( SCH_TEXT *, int );
+    void draw( SCH_LABEL *, int );
+    void draw( SCH_HIERLABEL *, int );
+    void draw( SCH_GLOBALLABEL *, int );
+    void draw( SCH_SHEET *, int );
+    void draw( SCH_SHEET_PIN *, int );
+    void draw( SCH_NO_CONNECT *, int );
+    void draw( SCH_MARKER *, int );
+    void draw( SCH_LINE *, int );
+    void draw ( SCH_BUS_ENTRY_BASE *aEntry, int aLayer );
+
+
+    void defaultColors( const LIB_ITEM *aItem );
+
+    void triLine ( const VECTOR2D &a, const VECTOR2D &b, const VECTOR2D &c );
+
+    SCH_RENDER_SETTINGS m_schSettings;
+};
+
+}; // namespace KIGFX
+
+
+#endif

eeschema/sch_screen.cpp

@@ -36,7 +36,7 @@
 #include <eeschema_id.h>
 #include <pgm_base.h>
 #include <kiway.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <sch_item_struct.h>
 #include <sch_edit_frame.h>
 #include <plotter.h>
@@ -536,6 +536,8 @@ void SCH_SCREEN::Draw( EDA_DRAW_PANEL* aCanvas, wxDC* aDC, GR_DRAWMODE aDrawMode
      */
     std::vector< SCH_ITEM* > junctions;
 
+    printf("DrawScreen\n");
+
     // Ensure links are up to date, even if a library was reloaded for some reason:
     UpdateSymbolLinks();
 
@@ -1604,6 +1606,12 @@ int SCH_SCREENS::ChangeSymbolLibNickname( const wxString& aFrom, const wxString&
 }
 
 
+bool SCH_SCREEN::SetZoom( double iu_per_du )
+{
+    printf("SetZoom!\n");
+    return true;
+}
+
 
 void SCH_SCREENS::BuildClientSheetPathList()
 {

eeschema/sch_screen.h

@@ -116,6 +116,8 @@ public:
 
     ~SCH_SCREEN();
 
+    DLIST< SCH_ITEM > & GetDrawList() { return m_drawList; }
+
     virtual wxString GetClass() const override
     {
         return wxT( "SCH_SCREEN" );
@@ -163,6 +165,7 @@ public:
         --m_modification_sync;
     }
 
+    virtual bool SetZoom( double iu_per_du ) override;
     /**
      * Copy the contents of \a aScreen into this #SCH_SCREEN object.
      *

eeschema/sch_sheet.cpp

@@ -28,7 +28,7 @@
  */
 
 #include <fctsys.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <draw_graphic_text.h>
 #include <trigo.h>
 #include <richio.h>

eeschema/sch_sheet_pin.cpp

@@ -29,7 +29,7 @@
 
 #include <fctsys.h>
 #include <gr_basic.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <draw_graphic_text.h>
 #include <plotter.h>
 #include <trigo.h>

eeschema/sch_text.cpp

@@ -32,7 +32,7 @@
 #include <gr_basic.h>
 #include <macros.h>
 #include <trigo.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <draw_graphic_text.h>
 #include <sch_edit_frame.h>
 #include <plotter.h>

eeschema/sch_view.cpp

@@ -0,0 +1,176 @@
+/*
+ * This program source code file is part of KiCad, a free EDA CAD application.
+ *
+ * Copyright (C) 2013-2017 CERN
+ * @author Tomasz Wlostowski <tomasz.wlostowski@cern.ch>
+ * @author Maciej Suminski <maciej.suminski@cern.ch>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, you may find one here:
+ * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
+ * or you may search the http://www.gnu.org website for the version 2 license,
+ * or you may write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#include <memory>
+#include <view/view.h>
+#include <view/view_group.h>
+
+#include <view/wx_view_controls.h>
+#include <worksheet_viewitem.h>
+#include <layers_id_colors_and_visibility.h>
+
+#include <class_libentry.h>
+
+#include "sch_view.h"
+
+#include <sch_sheet.h>
+#include <sch_screen.h>
+#include <preview_items/selection_area.h>
+
+namespace KIGFX {
+
+SCH_VIEW::SCH_VIEW( bool aIsDynamic ) :
+    VIEW( aIsDynamic )
+{
+}
+
+SCH_VIEW::~SCH_VIEW()
+{
+}
+
+void SCH_VIEW::Add( KIGFX::VIEW_ITEM* aItem, int aDrawPriority )
+{
+    //auto ei = static_cast<EDA_ITEM*>(aItem);
+    //auto bb = ei->ViewBBox();
+    //printf("Add %p [%s] %d %d - %d %d\n", aItem, "dupa", bb.GetOrigin().x, bb.GetOrigin().y, bb.GetWidth(), bb.GetHeight() );
+
+    //if(bb.GetOrigin().x < 0)
+    //for(;;);
+
+    VIEW::Add( aItem, aDrawPriority );
+}
+
+
+void SCH_VIEW::Remove( KIGFX::VIEW_ITEM* aItem )
+{
+    VIEW::Remove( aItem );
+}
+
+void SCH_VIEW::Update( KIGFX::VIEW_ITEM* aItem, int aUpdateFlags )
+{
+    VIEW::Update( aItem, aUpdateFlags );
+}
+
+
+void SCH_VIEW::Update( KIGFX::VIEW_ITEM* aItem )
+{
+    VIEW::Update( aItem );
+}
+
+
+static const LAYER_NUM SCH_LAYER_ORDER[] =
+{
+    LAYER_GP_OVERLAY,
+    LAYER_DRC,
+    LAYER_WORKSHEET
+};
+
+void SCH_VIEW::DisplaySheet( SCH_SCREEN *aSheet )
+{
+
+    for( auto item = aSheet->GetDrawItems(); item; item = item->Next() )
+    {
+        //printf("-- ADD SCHITEM %p\n", item );
+        Add(item);
+    }
+
+    m_worksheet.reset ( new KIGFX::WORKSHEET_VIEWITEM( 1, &aSheet->GetPageSettings(), &aSheet->GetTitleBlock() ) );
+    //m_worksheet->SetMilsToIUfactor(1);
+
+    m_selectionArea.reset( new KIGFX::PREVIEW::SELECTION_AREA( ) );
+    m_preview.reset( new KIGFX::VIEW_GROUP () );
+    //printf("Display-screen\n");
+    Add( m_worksheet.get() );
+    Add( m_selectionArea.get() );
+    Add( m_preview.get() );
+}
+
+void SCH_VIEW::DisplaySheet( SCH_SHEET *aSheet )
+{
+    DisplaySheet( aSheet->GetScreen() );
+}
+
+void SCH_VIEW::DisplayComponent( LIB_PART *aPart )
+{
+    Clear();
+
+    for ( auto &item : aPart->GetDrawItems() )
+    {
+        //printf("-- ADD %p\n", &item );
+        Add( &item );
+    }
+
+    m_selectionArea.reset( new KIGFX::PREVIEW::SELECTION_AREA( ) );
+    m_preview.reset( new KIGFX::VIEW_GROUP () );
+    //printf("Display-screen\n");
+    Add( m_selectionArea.get() );
+    Add( m_preview.get() );
+}
+
+
+void SCH_VIEW::ClearPreview()
+{
+    m_preview->Clear();
+    for( auto item : m_previewItems )
+        delete item;
+
+    m_previewItems.clear();
+    Update(m_preview.get());
+}
+
+void SCH_VIEW::AddToPreview( EDA_ITEM *aItem, bool owned )
+{
+    m_preview->Add(aItem);
+    if(owned)
+        m_previewItems.push_back(aItem);
+
+    SetVisible(m_preview.get(), true);
+    Hide(m_preview.get(), false);
+    Update(m_preview.get());
+}
+
+void SCH_VIEW::ShowSelectionArea( bool aShow  )
+{
+    SetVisible( m_selectionArea.get(), aShow );
+}
+
+void SCH_VIEW::ShowPreview( bool aShow  )
+{
+    SetVisible( m_preview.get(), aShow );
+}
+
+void SCH_VIEW::ClearHiddenFlags()
+{
+    for( auto item : m_allItems )
+        Hide ( item, false );
+}
+
+void SCH_VIEW::HideWorksheet()
+{
+//    SetVisible( m_worksheet.get(), false );
+}
+
+};
+

eeschema/sch_view.h

@@ -0,0 +1,72 @@
+#ifndef SCH_VIEW_H_
+#define SCH_VIEW_H_
+
+#include <memory>
+#include <view/view.h>
+
+
+#include <view/wx_view_controls.h>
+#include <worksheet_viewitem.h>
+#include <layers_id_colors_and_visibility.h>
+
+class SCH_SHEET;
+class SCH_SCREEN;
+class LIB_PART;
+
+namespace KIGFX {
+    class VIEW_GROUP;
+
+namespace PREVIEW {
+    class SELECTION_AREA;
+
+};
+
+class WORKSHEET_VIEWITEM;
+
+class SCH_VIEW : public KIGFX::VIEW
+{
+public:
+    SCH_VIEW( bool aIsDynamic );
+    ~SCH_VIEW();
+
+    void DisplaySheet( SCH_SHEET *aSheet );
+    void DisplaySheet( SCH_SCREEN *aSheet );
+    void DisplayComponent( LIB_PART *aPart );
+
+    /// @copydoc VIEW::Add()
+    virtual void Add( VIEW_ITEM* aItem, int aDrawPriority = -1 ) override;
+    /// @copydoc VIEW::Remove()
+
+    virtual void Remove( VIEW_ITEM* aItem ) override;
+
+    /// @copydoc VIEW::Update()
+    virtual void Update( VIEW_ITEM* aItem, int aUpdateFlags ) override;
+
+    /// @copydoc VIEW::Update()
+    virtual void Update( VIEW_ITEM* aItem ) override;
+
+//    void SetWorksheet( KIGFX::WORKSHEET_VIEWITEM* aWorksheet );
+    KIGFX::PREVIEW::SELECTION_AREA* GetSelectionArea() const { return m_selectionArea.get(); }
+
+    KIGFX::VIEW_GROUP* GetPreview() const { return m_preview.get(); }
+
+    void ClearPreview();
+    void AddToPreview( EDA_ITEM *aItem, bool makeCopy = true );
+
+    void ShowSelectionArea( bool aShow = true );
+    void ShowPreview( bool aShow = true );
+
+    void ClearHiddenFlags();
+    void HideWorksheet();
+
+private:
+    std::unique_ptr<WORKSHEET_VIEWITEM> m_worksheet;
+    std::unique_ptr<KIGFX::PREVIEW::SELECTION_AREA> m_selectionArea;
+    std::unique_ptr<KIGFX::VIEW_GROUP> m_preview;
+
+    std::vector<EDA_ITEM *> m_previewItems;
+};
+
+}; // namespace
+
+#endif

eeschema/schedit.cpp

@@ -31,7 +31,7 @@
 #include <kiway.h>
 #include <gr_basic.h>
 #include <pgm_base.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <confirm.h>
 #include <eda_doc.h>
 #include <sch_edit_frame.h>
@@ -49,6 +49,7 @@
 #include <sch_line.h>
 #include <sch_sheet.h>
 #include <sch_sheet_path.h>
+#include <sch_view.h>
 
 
 void SCH_EDIT_FRAME::Process_Special_Functions( wxCommandEvent& event )
@@ -112,7 +113,8 @@ void SCH_EDIT_FRAME::Process_Special_Functions( wxCommandEvent& event )
         break;
     }
 
-    INSTALL_UNBUFFERED_DC( dc, m_canvas );
+
+    //INSTALL_UNBUFFERED_DC( dc, m_canvas );
     item = screen->GetCurItem();    // Can be modified by previous calls.
 
     switch( id )
@@ -129,7 +131,7 @@ void SCH_EDIT_FRAME::Process_Special_Functions( wxCommandEvent& event )
             break;
         screen->m_BlockLocate.SetCommand( BLOCK_CUT );
         screen->m_BlockLocate.SetMessageBlock( this );
-        HandleBlockEnd( &dc );
+        HandleBlockEnd( nullptr );
         SetRepeatItem( NULL );
         SetSheetNumberAndCount();
         break;
@@ -138,21 +140,21 @@ void SCH_EDIT_FRAME::Process_Special_Functions( wxCommandEvent& event )
     case ID_POPUP_COPY_BLOCK:
         screen->m_BlockLocate.SetCommand( BLOCK_COPY );
         screen->m_BlockLocate.SetMessageBlock( this );
-        HandleBlockEnd( &dc );
+        HandleBlockEnd( nullptr );
         break;
 
     case wxID_PASTE:
-        HandleBlockBegin( &dc, BLOCK_PASTE, GetCrossHairPosition() );
+        HandleBlockBegin( nullptr, BLOCK_PASTE, GetCrossHairPosition() );
         break;
 
     case ID_POPUP_SCH_ENTRY_SELECT_SLASH:
         m_canvas->MoveCursorToCrossHair();
-        SetBusEntryShape( &dc, dynamic_cast<SCH_BUS_ENTRY_BASE*>( item ), '/' );
+        SetBusEntryShape( nullptr, dynamic_cast<SCH_BUS_ENTRY_BASE*>( item ), '/' );
         break;
 
     case ID_POPUP_SCH_ENTRY_SELECT_ANTISLASH:
         m_canvas->MoveCursorToCrossHair();
-        SetBusEntryShape( &dc, dynamic_cast<SCH_BUS_ENTRY_BASE*>( item ), '\\' );
+        SetBusEntryShape( nullptr, dynamic_cast<SCH_BUS_ENTRY_BASE*>( item ), '\\' );
         break;
 
     case ID_POPUP_CANCEL_CURRENT_COMMAND:
@@ -175,12 +177,12 @@ void SCH_EDIT_FRAME::Process_Special_Functions( wxCommandEvent& event )
 
     case ID_POPUP_SCH_BEGIN_WIRE:
         m_canvas->MoveCursorToCrossHair();
-        OnLeftClick( &dc, GetCrossHairPosition() );
+        OnLeftClick( nullptr, GetCrossHairPosition() );
         break;
 
     case ID_POPUP_SCH_BEGIN_BUS:
         m_canvas->MoveCursorToCrossHair();
-        OnLeftClick( &dc, GetCrossHairPosition() );
+        OnLeftClick( nullptr, GetCrossHairPosition() );
         break;
 
     case ID_POPUP_SCH_SET_SHAPE_TEXT:
@@ -231,7 +233,7 @@ void SCH_EDIT_FRAME::Process_Special_Functions( wxCommandEvent& event )
         break;
 
     case ID_POPUP_SCH_RESIZE_SHEET:
-        ReSizeSheet( (SCH_SHEET*) item, &dc );
+        ReSizeSheet( (SCH_SHEET*) item, nullptr );
 
         if( screen->TestDanglingEnds() )
             m_canvas->Refresh();
@@ -240,7 +242,7 @@ void SCH_EDIT_FRAME::Process_Special_Functions( wxCommandEvent& event )
 
     case ID_POPUP_IMPORT_HLABEL_TO_SHEETPIN:
         if( item != NULL && item->Type() == SCH_SHEET_T )
-            screen->SetCurItem( ImportSheetPin( (SCH_SHEET*) item, &dc ) );
+            screen->SetCurItem( ImportSheetPin( (SCH_SHEET*) item, nullptr ) );
         break;
 
     case ID_POPUP_SCH_CLEANUP_SHEET:
@@ -275,7 +277,7 @@ void SCH_EDIT_FRAME::Process_Special_Functions( wxCommandEvent& event )
         if( item && item->Type() == SCH_COMPONENT_T )
         {
             m_canvas->MoveCursorToCrossHair();
-            ConvertPart( (SCH_COMPONENT*) item, &dc );
+            ConvertPart( (SCH_COMPONENT*) item, nullptr );
         }
 
         break;
@@ -302,13 +304,13 @@ void SCH_EDIT_FRAME::Process_Special_Functions( wxCommandEvent& event )
     case ID_POPUP_PLACE_BLOCK:
         m_canvas->SetAutoPanRequest( false );
         m_canvas->MoveCursorToCrossHair();
-        HandleBlockPlace( &dc );
+        HandleBlockPlace( nullptr );
         break;
 
     case ID_POPUP_ZOOM_BLOCK:
         screen->m_BlockLocate.SetCommand( BLOCK_ZOOM );
         screen->m_BlockLocate.SetMessageBlock( this );
-        HandleBlockEnd( &dc );
+        HandleBlockEnd( nullptr );
         break;
 
     case ID_POPUP_DELETE_BLOCK:
@@ -318,7 +320,7 @@ void SCH_EDIT_FRAME::Process_Special_Functions( wxCommandEvent& event )
         m_canvas->MoveCursorToCrossHair();
         screen->m_BlockLocate.SetCommand( BLOCK_DELETE );
         screen->m_BlockLocate.SetMessageBlock( this );
-        HandleBlockEnd( &dc );
+        HandleBlockEnd( nullptr );
         SetSheetNumberAndCount();
         break;
 
@@ -329,7 +331,7 @@ void SCH_EDIT_FRAME::Process_Special_Functions( wxCommandEvent& event )
         m_canvas->MoveCursorToCrossHair();
         screen->m_BlockLocate.SetCommand( BLOCK_DUPLICATE );
         screen->m_BlockLocate.SetMessageBlock( this );
-        HandleBlockEnd( &dc );
+        HandleBlockEnd( nullptr );
         break;
 
     case ID_POPUP_DRAG_BLOCK:
@@ -339,7 +341,7 @@ void SCH_EDIT_FRAME::Process_Special_Functions( wxCommandEvent& event )
         m_canvas->MoveCursorToCrossHair();
         screen->m_BlockLocate.SetCommand( BLOCK_DRAG );
         screen->m_BlockLocate.SetMessageBlock( this );
-        HandleBlockEnd( &dc );
+        HandleBlockEnd( nullptr );
         break;
 
     case ID_POPUP_SCH_ADD_JUNCTION:
@@ -354,7 +356,7 @@ void SCH_EDIT_FRAME::Process_Special_Functions( wxCommandEvent& event )
 
     case ID_POPUP_SCH_ADD_LABEL:
     case ID_POPUP_SCH_ADD_GLABEL:
-        screen->SetCurItem( CreateNewText( &dc, id == ID_POPUP_SCH_ADD_LABEL ?
+        screen->SetCurItem( CreateNewText( nullptr, id == ID_POPUP_SCH_ADD_LABEL ?
                                            LAYER_LOCLABEL : LAYER_GLOBLABEL ) );
         item = screen->GetCurItem();
 
@@ -411,8 +413,6 @@ void SCH_EDIT_FRAME::OnMoveItem( wxCommandEvent& aEvent )
             return;
     }
 
-    INSTALL_UNBUFFERED_DC( dc, m_canvas );
-
     switch( item->Type() )
     {
     case SCH_LINE_T:
@@ -430,7 +430,7 @@ void SCH_EDIT_FRAME::OnMoveItem( wxCommandEvent& aEvent )
     case SCH_SHEET_PIN_T:
     case SCH_FIELD_T:
     case SCH_SHEET_T:
-        PrepareMoveItem( item, &dc );
+        PrepareMoveItem( item, nullptr );
         break;
 
     case SCH_BITMAP_T:
@@ -438,7 +438,7 @@ void SCH_EDIT_FRAME::OnMoveItem( wxCommandEvent& aEvent )
         // we cannot undraw/redraw a bitmap just using our xor mode
         // the MoveImage function handle this undraw/redraw difficulty
         // By redrawing the full bounding box
-        MoveImage( (SCH_BITMAP*) item, &dc );
+//        MoveImage( (SCH_BITMAP*) item, &dc );
         break;
 
     case SCH_MARKER_T:
@@ -463,7 +463,7 @@ void SCH_EDIT_FRAME::OnCancelCurrentCommand( wxCommandEvent& aEvent )
 
     if( screen->IsBlockActive() )
     {
-        m_canvas->SetCursor( (wxStockCursor) m_canvas->GetDefaultCursor() );
+//        m_canvas->SetCursor( (wxStockCursor) m_canvas->GetDefaultCursor() );
         screen->ClearBlockCommand();
 
         // Stop the current command (if any) but keep the current tool
@@ -476,6 +476,10 @@ void SCH_EDIT_FRAME::OnCancelCurrentCommand( wxCommandEvent& aEvent )
         else                    // Deselect current tool
             m_canvas->EndMouseCapture( ID_NO_TOOL_SELECTED, m_canvas->GetDefaultCursor() );
      }
+
+     GetCanvas()->GetView()->ClearHiddenFlags();
+     GetCanvas()->GetView()->ClearPreview();
+     GetCanvas()->GetView()->ShowPreview( false );
 }
 
 
@@ -599,12 +603,12 @@ void SCH_EDIT_FRAME::OnSelectTool( wxCommandEvent& aEvent )
 #ifdef KICAD_SPICE
     case ID_SIM_PROBE:
         SetToolID( id, -1, _( "Add a simulator probe" ) );
-        m_canvas->SetCursor( CURSOR_PROBE );
+        //m_canvas->SetCurrentCursor( CURSOR_PROBE );
         break;
 
     case ID_SIM_TUNE:
         SetToolID( id, -1, _( "Select a value to be tuned" ) );
-        m_canvas->SetCursor( CURSOR_TUNE );
+        //m_canvas->SetCurrentCursor( CURSOR_TUNE );
         break;
 #endif /* KICAD_SPICE */
 
@@ -619,8 +623,8 @@ void SCH_EDIT_FRAME::OnSelectTool( wxCommandEvent& aEvent )
 
         wxPoint pos = data->GetPosition();
 
-        INSTALL_UNBUFFERED_DC( dc, m_canvas );
+//        INSTALL_UNBUFFERED_DC( dc, m_canvas );
-        OnLeftClick( &dc, pos );
+        OnLeftClick( nullptr, pos );
     }
 }
 
@@ -679,25 +683,11 @@ static void moveItemWithMouseCursor( EDA_DRAW_PANEL* aPanel, wxDC* aDC,
 {
     SCH_SCREEN* screen = (SCH_SCREEN*) aPanel->GetScreen();
     SCH_ITEM*   item   = screen->GetCurItem();
+    auto panel = static_cast<SCH_DRAW_PANEL*>( aPanel );
+    auto view = panel->GetView();
 
     wxCHECK_RET( (item != NULL), wxT( "Cannot move invalid schematic item." ) );
 
-    SCH_COMPONENT* cmp = NULL;
-
-    if( item->Type() == SCH_COMPONENT_T )
-        cmp = static_cast< SCH_COMPONENT* >( item );
-
-#ifndef USE_WX_OVERLAY
-    // Erase the current item at its current position.
-    if( aErase )
-    {
-        if( cmp )   // Use fast mode (do not draw pin texts)
-            cmp->Draw( aPanel, aDC, wxPoint( 0, 0 ), g_XorMode, COLOR4D::UNSPECIFIED, false );
-        else
-            item->Draw( aPanel, aDC, wxPoint( 0, 0 ), g_XorMode );
-    }
-#endif
-
     wxPoint cpos = aPanel->GetParent()->GetCrossHairPosition();
     cpos -= item->GetStoredPos();
 
@@ -706,10 +696,9 @@ static void moveItemWithMouseCursor( EDA_DRAW_PANEL* aPanel, wxDC* aDC,
     // Draw the item item at it's new position.
     item->SetWireImage();  // While moving, the item may choose to render differently
 
-    if( cmp )   // Use fast mode (do not draw pin texts)
+    view->Hide( item );
-        cmp->Draw( aPanel, aDC, wxPoint( 0, 0 ), g_XorMode, COLOR4D::UNSPECIFIED, false );
+    view->ClearPreview();
-    else
+    view->AddToPreview( item, false );
-        item->Draw( aPanel, aDC, wxPoint( 0, 0 ), g_XorMode );
 }
 
 
@@ -718,9 +707,13 @@ static void abortMoveItem( EDA_DRAW_PANEL* aPanel, wxDC* aDC )
     SCH_SCREEN*     screen = (SCH_SCREEN*) aPanel->GetScreen();
     SCH_ITEM*       item = screen->GetCurItem();
     SCH_EDIT_FRAME* parent = (SCH_EDIT_FRAME*) aPanel->GetParent();
+    auto panel = static_cast<SCH_DRAW_PANEL*>( aPanel );
+    auto view = panel->GetView();
 
     parent->SetRepeatItem( NULL );
     screen->SetCurItem( NULL );
+    view->ClearPreview();
+    view->ClearHiddenFlags();
 
     if( item == NULL )  /* no current item */
         return;
@@ -755,8 +748,7 @@ static void abortMoveItem( EDA_DRAW_PANEL* aPanel, wxDC* aDC )
         currentItem->SwapData( oldItem );
 
         // Erase the wire representation before the 'normal' view is drawn.
-        if ( item->IsWireImage() )
+        view->Hide( item, false );
-            item->Draw( aPanel, aDC, wxPoint( 0, 0 ), g_XorMode );
 
         item->ClearFlags();
     }
@@ -850,13 +842,13 @@ void SCH_EDIT_FRAME::OnRotate( wxCommandEvent& aEvent )
     SCH_SCREEN* screen = GetScreen();
     SCH_ITEM*   item = screen->GetCurItem();
 
-    INSTALL_UNBUFFERED_DC( dc, m_canvas );
+//    INSTALL_UNBUFFERED_DC( dc, m_canvas );
-
+    printf("OnRotate\n");
     // Allows block rotate operation on hot key.
     if( screen->m_BlockLocate.GetState() != STATE_NO_BLOCK )
     {
         screen->m_BlockLocate.SetCommand( BLOCK_ROTATE );
-        HandleBlockEnd( &dc );
+        HandleBlockEnd( nullptr );
         return;
     }
 
@@ -873,6 +865,8 @@ void SCH_EDIT_FRAME::OnRotate( wxCommandEvent& aEvent )
         item = LocateAndShowItem( data->GetPosition(), SCH_COLLECTOR::RotatableItems,
                                   aEvent.GetInt() );
 
+        printf("Rotate Item %p", item);
+
         // Exit if no item found at the current location or the item is already being edited.
         if( (item == NULL) || (item->GetFlags() != 0) )
             return;
@@ -883,6 +877,7 @@ void SCH_EDIT_FRAME::OnRotate( wxCommandEvent& aEvent )
     case SCH_COMPONENT_T:
         {
             SCH_COMPONENT* component = static_cast<SCH_COMPONENT*>( item );
+
             if( aEvent.GetId() == ID_SCH_ROTATE_CLOCKWISE )
                 OrientComponent( CMP_ROTATE_CLOCKWISE );
             else if( aEvent.GetId() == ID_SCH_ROTATE_COUNTERCLOCKWISE )
@@ -946,6 +941,8 @@ void SCH_EDIT_FRAME::OnRotate( wxCommandEvent& aEvent )
                                       GetChars( item->GetClass() ) ) );
     }
 
+    GetCanvas()->GetView()->Update( item );
+
     if( item->GetFlags() == 0 )
         screen->SetCurItem( NULL );
 }
@@ -1103,6 +1100,8 @@ void SCH_EDIT_FRAME::OnEditItem( wxCommandEvent& aEvent )
                                       GetChars( item->GetClass() ) ) );
     }
 
+    GetCanvas()->GetView()->Update( item );
+
     if( item->GetFlags() == 0 )
         screen->SetCurItem( NULL );
 }
@@ -1160,14 +1159,14 @@ void SCH_EDIT_FRAME::OnDragItem( wxCommandEvent& aEvent )
 
         if( screen->m_BlockLocate.GetState() == STATE_NO_BLOCK )
         {
-            INSTALL_UNBUFFERED_DC( dc, m_canvas );
+//            INSTALL_UNBUFFERED_DC( dc, m_canvas );
-
+//
-            if( !HandleBlockBegin( &dc, dragType, GetCrossHairPosition() ) )
+            if( !HandleBlockBegin( nullptr, dragType, GetCrossHairPosition() ) )
                 break;
 
             // Give a non null size to the search block:
             screen->m_BlockLocate.Inflate( 1 );
-            HandleBlockEnd( &dc );
+            HandleBlockEnd( nullptr );
         }
 
         break;
@@ -1184,7 +1183,7 @@ void SCH_EDIT_FRAME::OnOrient( wxCommandEvent& aEvent )
     SCH_SCREEN* screen = GetScreen();
     SCH_ITEM*   item   = screen->GetCurItem();
 
-    INSTALL_UNBUFFERED_DC( dc, m_canvas );
+//    INSTALL_UNBUFFERED_DC( dc, m_canvas );
 
     // Allows block rotate operation on hot key.
     if( screen->m_BlockLocate.GetState() != STATE_NO_BLOCK )
@@ -1194,14 +1193,14 @@ void SCH_EDIT_FRAME::OnOrient( wxCommandEvent& aEvent )
             m_canvas->MoveCursorToCrossHair();
             screen->m_BlockLocate.SetMessageBlock( this );
             screen->m_BlockLocate.SetCommand( BLOCK_MIRROR_X );
-            HandleBlockEnd( &dc );
+            HandleBlockEnd( nullptr );
         }
         else if( aEvent.GetId() == ID_SCH_MIRROR_Y )
         {
             m_canvas->MoveCursorToCrossHair();
             screen->m_BlockLocate.SetMessageBlock( this );
             screen->m_BlockLocate.SetCommand( BLOCK_MIRROR_Y );
-            HandleBlockEnd( &dc );
+            HandleBlockEnd( nullptr );
         }
         else
         {
@@ -1273,6 +1272,8 @@ void SCH_EDIT_FRAME::OnOrient( wxCommandEvent& aEvent )
         ;
     }
 
+    GetCanvas()->GetView()->Update( item );
+
     if( item->GetFlags() == 0 )
         screen->SetCurItem( NULL );
 }

eeschema/schematic_undo_redo.cpp

@@ -28,7 +28,7 @@
  */
 
 #include <fctsys.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <sch_edit_frame.h>
 
 #include <general.h>
@@ -41,7 +41,7 @@
 #include <sch_component.h>
 #include <sch_sheet.h>
 #include <sch_bitmap.h>
-
+#include <sch_view.h>
 
 /* Functions to undo and redo edit commands.
  *  commands to undo are stored in CurrentScreen->m_UndoList
@@ -282,7 +282,7 @@ void SCH_EDIT_FRAME::PutDataInPreviousState( PICKED_ITEMS_LIST* aList, bool aRed
 
         // Copy the saved wires, buses, and junctions to the current screen.
         for( unsigned int i = 0;  i < aList->GetCount();  i++ )
-            GetScreen()->Append( (SCH_ITEM*) aList->GetPickedItem( i ) );
+            AddToScreen( (SCH_ITEM*) aList->GetPickedItem( i ) );
 
         aList->ClearItemsList();
 
@@ -316,12 +316,14 @@ void SCH_EDIT_FRAME::PutDataInPreviousState( PICKED_ITEMS_LIST* aList, bool aRed
 
         case UR_NEW:     /* new items are deleted */
             aList->SetPickedItemStatus( UR_DELETED, ii );
-            GetScreen()->Remove( item );
+            RemoveFromScreen( item );
+
+            //schprintf("UndoRemFroMscreen %p %s\n", item, (const char *)item->GetClass().c_str() );
             break;
 
         case UR_DELETED: /* deleted items are put in the draw item list, as new items */
             aList->SetPickedItemStatus( UR_NEW, ii );
-            GetScreen()->Append( item );
+            AddToScreen( item );
             break;
 
         case UR_MOVED:
@@ -356,8 +358,8 @@ void SCH_EDIT_FRAME::PutDataInPreviousState( PICKED_ITEMS_LIST* aList, bool aRed
             alt_item = (SCH_ITEM*) aList->GetPickedItemLink( ii );
             alt_item->SetNext( NULL );
             alt_item->SetBack( NULL );
-            GetScreen()->Remove( item );
+            RemoveFromScreen( item );
-            GetScreen()->Append( alt_item );
+            AddToScreen( alt_item );
             aList->SetPickedItem( alt_item, ii );
             aList->SetPickedItemLink( item, ii );
             break;
@@ -368,6 +370,8 @@ void SCH_EDIT_FRAME::PutDataInPreviousState( PICKED_ITEMS_LIST* aList, bool aRed
             break;
         }
     }
+
+    GetCanvas()->GetView()->UpdateAllItems( KIGFX::ALL );
 }
 
 

eeschema/sheet.cpp

@@ -27,7 +27,7 @@
  */
 
 #include <fctsys.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <confirm.h>
 #include <kiface_i.h>
 #include <project.h>
@@ -37,6 +37,7 @@
 #include <sch_legacy_plugin.h>
 #include <sch_sheet.h>
 #include <sch_sheet_path.h>
+#include <sch_view.h>
 
 #include <dialogs/dialog_sch_sheet_props.h>
 
@@ -297,6 +298,9 @@ bool SCH_EDIT_FRAME::EditSheet( SCH_SHEET* aSheet, SCH_SHEET_PATH* aHierarchy, b
 
     m_canvas->MoveCursorToCrossHair();
     m_canvas->SetIgnoreMouseEvents( false );
+
+    GetCanvas()->GetView()->Update( aSheet );
+
     OnModify();
 
     return true;
@@ -317,9 +321,6 @@ static void resizeSheetWithMouseCursor( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const
     if( sheet == nullptr )  // Be sure we are using the right object
         return;
 
-    if( aErase )
-        sheet->Draw( aPanel, aDC, wxPoint( 0, 0 ), g_XorMode );
-
     wxPoint pos = sheet->GetPosition();
 
     int width  = aPanel->GetParent()->GetCrossHairPosition().x - pos.x;
@@ -345,7 +346,10 @@ static void resizeSheetWithMouseCursor( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const
                     wxPoint( pos.x + width, pos.y + height ) );
     sheet->Resize( wxSize( grid.x - pos.x, grid.y - pos.y ) );
 
-    sheet->Draw( aPanel, aDC, wxPoint( 0, 0 ), g_XorMode );
+    auto panel = static_cast<SCH_DRAW_PANEL*>( aPanel );
+    auto view = panel->GetView();
+    view->ClearPreview();
+    view->AddToPreview( sheet, false );
 }
 
 
@@ -362,26 +366,24 @@ static void ExitSheet( EDA_DRAW_PANEL* aPanel, wxDC* aDC )
 
     parent->SetRepeatItem( NULL );
 
-    item->Draw( aPanel, aDC, wxPoint( 0, 0 ), g_XorMode );
-
     if( item->IsNew() )
     {
         delete item;
     }
     else if( item->IsMoving() || item->IsResized() )
     {
-        screen->Remove( item );
+        parent->RemoveFromScreen( item );
         delete item;
 
         item = parent->GetUndoItem();
 
         wxCHECK_RET( item != NULL, wxT( "Cannot restore undefined last sheet item." ) );
 
-        screen->Append( item );
+        parent->AddToScreen( item );
+
         // the owner of item is no more parent, this is the draw list of screen:
         parent->SetUndoItem( NULL );
 
-        item->Draw( aPanel, aDC, wxPoint( 0, 0 ), GR_DEFAULT_DRAWMODE );
         item->ClearFlags();
     }
     else
@@ -389,6 +391,10 @@ static void ExitSheet( EDA_DRAW_PANEL* aPanel, wxDC* aDC )
         item->ClearFlags();
     }
 
+    auto panel = static_cast<SCH_DRAW_PANEL*>( aPanel );
+    auto view = panel->GetView();
+    view->ClearPreview();
+
     screen->SetCurItem( NULL );
 }
 
@@ -473,7 +479,7 @@ void SCH_EDIT_FRAME::RotateHierarchicalSheet( SCH_SHEET* aSheet, bool aRotCCW )
         aSheet->Rotate( rotPoint );
     }
 
-    GetCanvas()->Refresh();
+    GetCanvas()->GetView()->Update( aSheet );
     OnModify();
 }
 
@@ -496,6 +502,6 @@ void SCH_EDIT_FRAME::MirrorSheet( SCH_SHEET* aSheet, bool aFromXaxis )
     else                // Mirror relative to vertical axis
         aSheet->MirrorY( mirrorPoint.x );
 
-    GetCanvas()->Refresh();
+    GetCanvas()->GetView()->Update( aSheet );
     OnModify();
 }

eeschema/sheetlab.cpp

@@ -31,7 +31,7 @@
 #include <fctsys.h>
 #include <gr_basic.h>
 #include <macros.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <confirm.h>
 #include <sch_edit_frame.h>
 

eeschema/tool_sch.cpp

@@ -28,7 +28,7 @@
  */
 
 #include <fctsys.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <sch_edit_frame.h>
 #include <kiface_i.h>
 #include <bitmaps.h>

eeschema/viewlib_frame.cpp

@@ -30,7 +30,7 @@
 #include <fctsys.h>
 #include <kiface_i.h>
 #include <pgm_base.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <msgpanel.h>
 #include <bitmaps.h>
 #include <eda_dockart.h>
@@ -197,7 +197,7 @@ LIB_VIEW_FRAME::LIB_VIEW_FRAME( KIWAY* aKiway, wxWindow* aParent, FRAME_T aFrame
     m_auimgr.AddPane( m_cmpList, EDA_PANE().Palette().Name( "Symbols" ).Left().Layer(1)
                       .CaptionVisible( false ).MinSize( 80, -1 ).BestSize( m_cmpListWidth, -1 ) );
 
-    m_auimgr.AddPane( m_canvas, EDA_PANE().Canvas().Name( "DrawFrame" ).Center() );
+    m_auimgr.AddPane( m_canvas->GetWindow(), EDA_PANE().Canvas().Name( "DrawFrame" ).Center() );
 
     m_auimgr.GetPane( m_libList ).Show( aLibraryName.empty() );
 

eeschema/viewlibs.cpp

@@ -29,7 +29,7 @@
 #include <fctsys.h>
 #include <kiway.h>
 #include <pgm_base.h>
-#include <class_drawpanel.h>
+#include <sch_draw_panel.h>
 #include <confirm.h>
 #include <eda_doc.h>