kicad/eeschema/block.cpp

592 lines
19 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2015 Jean-Pierre Charras, jp.charras at wanadoo.fr
* Copyright (C) 2009 Wayne Stambaugh <stambaughw@gmail.com>
* Copyright (C) 2004-2018 KiCad Developers, see change_log.txt for contributors.
*
* 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
*/
/**
* @file eeschema/block.cpp
*/
#include <fctsys.h>
#include <pgm_base.h>
#include <gr_basic.h>
#include <sch_draw_panel.h>
#include <confirm.h>
#include <sch_edit_frame.h>
#include <general.h>
#include <class_library.h>
#include <lib_pin.h>
#include <list_operations.h>
#include <sch_bus_entry.h>
#include <sch_marker.h>
#include <sch_junction.h>
#include <sch_line.h>
#include <sch_no_connect.h>
#include <sch_text.h>
#include <sch_component.h>
#include <sch_sheet.h>
#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 );
int SCH_EDIT_FRAME::BlockCommand( EDA_KEY key )
{
int cmd = BLOCK_IDLE;
switch( key )
{
default:
cmd = key & 0xFF;
break;
case 0:
cmd = BLOCK_MOVE;
break;
case GR_KB_SHIFT:
cmd = BLOCK_DUPLICATE;
break;
case GR_KB_CTRL:
cmd = BLOCK_DRAG;
break;
case GR_KB_SHIFTCTRL:
cmd = BLOCK_DELETE;
break;
case MOUSE_MIDDLE:
cmd = BLOCK_ZOOM;
break;
}
return cmd;
}
void SCH_EDIT_FRAME::InitBlockPasteInfos()
{
BLOCK_SELECTOR* block = &GetScreen()->m_BlockLocate;
block->GetItems().CopyList( m_blockItems.GetItems() );
m_canvas->SetMouseCaptureCallback( DrawMovingBlockOutlines );
}
void SCH_EDIT_FRAME::HandleBlockPlace( wxDC* DC )
{
BLOCK_SELECTOR* block = &GetScreen()->m_BlockLocate;
wxCHECK_RET( m_canvas->IsMouseCaptured(), "No block mouse capture callback is set" );
if( block->GetCount() == 0 )
{
wxString msg;
msg.Printf( wxT( "HandleBlockPLace() error : no items to place (cmd %d, state %d)" ),
block->GetCommand(), block->GetState() );
wxFAIL_MSG( msg );
}
block->SetState( STATE_BLOCK_STOP );
switch( block->GetCommand() )
{
case BLOCK_DRAG: // Drag from mouse
case BLOCK_DRAG_ITEM: // Drag from a component selection and drag command
case BLOCK_MOVE:
case BLOCK_DUPLICATE: /* Duplicate */
if( m_canvas->IsMouseCaptured() )
m_canvas->CallMouseCapture( DC, wxDefaultPosition, false );
// If the block wasn't changed, don't update the schematic
if( block->GetMoveVector() == wxPoint( 0, 0 ) && !block->AppendUndo() )
{
// This calls the block-abort command routine on cleanup
m_canvas->EndMouseCapture( GetToolId(), GetGalCanvas()->GetCurrentCursor() );
return;
}
if( block->GetCommand() != BLOCK_DUPLICATE )
SaveCopyInUndoList( block->GetItems(), UR_CHANGED, block->AppendUndo(), block->GetMoveVector() );
for( unsigned ii = 0; ii < block->GetItems().GetCount(); ii++ )
{
SCH_ITEM* item = static_cast<SCH_ITEM*>( block->GetItems().GetPickedItem( ii ) );
item->Move( block->GetMoveVector() );
item->SetFlags( IS_MOVED );
GetCanvas()->GetView()->Update( item, KIGFX::GEOMETRY );
}
break;
case BLOCK_PRESELECT_MOVE: /* Move with preselection list*/
if( m_canvas->IsMouseCaptured() )
m_canvas->CallMouseCapture( DC, wxDefaultPosition, false );
DuplicateItemsInList( GetScreen(), block->GetItems(), block->GetMoveVector() );
SaveCopyInUndoList( block->GetItems(), UR_CHANGED, block->AppendUndo() );
break;
case BLOCK_PASTE:
if( m_canvas->IsMouseCaptured() )
m_canvas->CallMouseCapture( DC, wxDefaultPosition, false );
PasteListOfItems( DC );
break;
default: // others are handled by HandleBlockEnd()
break;
}
CheckListConnections( block->GetItems(), true );
block->ClearItemsList();
SchematicCleanUp( true );
TestDanglingEnds();
OnModify();
// clear dome flags and pointers
GetScreen()->ClearDrawingState();
GetScreen()->ClearBlockCommand();
GetScreen()->SetCurItem( NULL );
m_canvas->EndMouseCapture( GetToolId(), GetGalCanvas()->GetCurrentCursor(), wxEmptyString, false );
GetCanvas()->GetView()->ClearPreview();
GetCanvas()->GetView()->ClearHiddenFlags();
}
bool SCH_EDIT_FRAME::HandleBlockEnd( wxDC* aDC )
{
bool nextcmd = false;
bool append = false;
BLOCK_SELECTOR* block = &GetScreen()->m_BlockLocate;
auto panel =static_cast<SCH_DRAW_PANEL*>(m_canvas);
auto view = panel->GetView();
view->ShowSelectionArea( false );
view->ClearHiddenFlags();
if( block->GetCount() )
{
BLOCK_STATE_T state = block->GetState();
BLOCK_COMMAND_T command = block->GetCommand();
m_canvas->CallEndMouseCapture( aDC );
block->SetState( state );
block->SetCommand( command );
m_canvas->SetMouseCapture( DrawAndSizingBlockOutlines, AbortBlockCurrentCommand );
if( block->GetCommand() != BLOCK_ABORT
&& block->GetCommand() != BLOCK_DUPLICATE
&& block->GetCommand() != BLOCK_COPY
&& block->GetCommand() != BLOCK_CUT
&& block->GetCommand() != BLOCK_DELETE )
{
SetCrossHairPosition( block->GetEnd() );
m_canvas->MoveCursorToCrossHair();
}
}
if( m_canvas->IsMouseCaptured() )
{
switch( block->GetCommand() )
{
case BLOCK_IDLE:
DisplayError( this, wxT( "Error in HandleBlockPLace()" ) );
break;
case BLOCK_DRAG:
case BLOCK_DRAG_ITEM: // Drag from a drag command
case BLOCK_MOVE:
case BLOCK_DUPLICATE:
case BLOCK_PRESELECT_MOVE:
if( block->GetCommand() == BLOCK_DRAG_ITEM )
{
// This is a drag command, not a mouse block command
// Only this item is put in list
if( GetScreen()->GetCurItem() )
{
ITEM_PICKER picker;
picker.SetItem( GetScreen()->GetCurItem() );
block->PushItem( picker );
}
}
else if( block->GetCommand() != BLOCK_PRESELECT_MOVE )
{
// Collect all items in the locate block
GetScreen()->UpdatePickList();
}
GetScreen()->SelectBlockItems();
if( block->GetCommand() == BLOCK_DUPLICATE )
{
DuplicateItemsInList( GetScreen(), block->GetItems(), block->GetMoveVector() );
block->SetLastCursorPosition( GetCrossHairPosition() );
SaveCopyInUndoList( block->GetItems(), UR_NEW );
block->SetAppendUndo();
}
if( block->GetCount() )
{
nextcmd = true;
block->SetState( STATE_BLOCK_MOVE );
if( block->GetCommand() != BLOCK_DRAG && block->GetCommand() != BLOCK_DRAG_ITEM )
{
// Mark dangling pins at the edges of the block:
std::vector<DANGLING_END_ITEM> internalPoints;
for( unsigned i = 0; i < block->GetCount(); ++i )
{
auto item = static_cast<SCH_ITEM*>( block->GetItem( i ) );
item->GetEndPoints( internalPoints );
}
for( unsigned i = 0; i < block->GetCount(); ++i )
{
auto item = static_cast<SCH_ITEM*>( block->GetItem( i ) );
item->UpdateDanglingState( internalPoints );
}
}
m_canvas->SetMouseCaptureCallback( DrawMovingBlockOutlines );
m_canvas->CallMouseCapture( aDC, wxDefaultPosition, false );
}
else
{
m_canvas->CallMouseCapture( aDC, wxDefaultPosition, false );
m_canvas->SetMouseCapture( NULL, NULL );
}
break;
case BLOCK_CUT:
case BLOCK_DELETE:
GetScreen()->UpdatePickList();
DrawAndSizingBlockOutlines( m_canvas, aDC, wxDefaultPosition, false );
// The CUT variant needs to copy the items from their originial position
if( ( block->GetCommand() == BLOCK_CUT ) && block->GetCount() )
{
wxPoint move_vector = -GetScreen()->m_BlockLocate.GetLastCursorPosition();
copyBlockItems( block->GetItems(), move_vector );
}
// We set this in a while loop to catch any newly created items
// as a result of the delete (e.g. merged wires)
while( block->GetCount() )
{
DeleteItemsInList( block->GetItems(), append );
SchematicCleanUp( true );
OnModify();
block->ClearItemsList();
GetScreen()->UpdatePickList();
append = true;
}
TestDanglingEnds();
break;
case BLOCK_COPY: // Save a copy of items in paste buffer
GetScreen()->UpdatePickList();
DrawAndSizingBlockOutlines( m_canvas, aDC, wxDefaultPosition, false );
if( block->GetCount() )
{
wxPoint move_vector = -GetScreen()->m_BlockLocate.GetLastCursorPosition();
copyBlockItems( block->GetItems(), move_vector );
}
block->ClearItemsList();
break;
case BLOCK_ZOOM:
Window_Zoom( GetScreen()->m_BlockLocate );
break;
default:
break;
}
}
if( block->GetCommand() == BLOCK_ABORT )
{
if( block->AppendUndo() )
{
PICKED_ITEMS_LIST* undo = GetScreen()->PopCommandFromUndoList();
PutDataInPreviousState( undo, false );
undo->ClearListAndDeleteItems();
delete undo;
}
// We set the dangling ends to the block-scope, so we must set them back to
// schematic-scope.
TestDanglingEnds();
view->ShowSelectionArea( false );
view->ClearHiddenFlags();
}
if( !nextcmd )
{
GetScreen()->ClearBlockCommand();
GetScreen()->ClearDrawingState();
GetScreen()->SetCurItem( NULL );
m_canvas->EndMouseCapture( GetToolId(), GetGalCanvas()->GetCurrentCursor(), wxEmptyString,
false );
}
view->ShowSelectionArea( false );
if( !nextcmd )
view->ClearPreview();
view->ShowPreview( nextcmd );
return nextcmd;
}
/* Traces the outline of the search block structures
* The entire block follows the cursor
*/
static void DrawMovingBlockOutlines( EDA_DRAW_PANEL* aPanel, wxDC* aDC, const wxPoint& aPosition,
bool aErase )
{
SCH_DRAW_PANEL* panel =static_cast<SCH_DRAW_PANEL*>( aPanel );
KIGFX::SCH_VIEW* view = panel->GetView();
KIGFX::VIEW_GROUP* preview = view->GetPreview();
BASE_SCREEN* screen = aPanel->GetScreen();
BLOCK_SELECTOR* block = &screen->m_BlockLocate;
SCH_ITEM* schitem;
block->SetMoveVector( panel->GetParent()->GetCrossHairPosition() - block->GetLastCursorPosition() );
preview->Clear();
view->SetVisible( preview, true );
for( unsigned ii = 0; ii < block->GetCount(); ii++ )
{
schitem = (SCH_ITEM*) block->GetItem( ii );
SCH_ITEM* copy = static_cast<SCH_ITEM*>( schitem->Clone() );
copy->Move( block->GetMoveVector() );
copy->SetFlags( IS_MOVED );
preview->Add( copy );
view->Hide( schitem );
}
view->Update( preview );
}
void SCH_EDIT_FRAME::copyBlockItems( PICKED_ITEMS_LIST& aItemsList, const wxPoint& aMoveVector )
{
m_blockItems.ClearListAndDeleteItems(); // delete previous saved list, if exists
wxRect bounds;
if( aItemsList.GetCount() > 0 )
bounds = aItemsList.GetPickedItem( 0 )->GetBoundingBox();
for( unsigned i = 1; i < aItemsList.GetCount(); ++i )
bounds.Union( aItemsList.GetPickedItem( i )->GetBoundingBox() );
wxPoint center( ( bounds.GetLeft() + bounds.GetRight() ) / 2,
( bounds.GetTop() + bounds.GetBottom() ) / 2 );
center = GetNearestGridPosition( center );
for( unsigned ii = 0; ii < aItemsList.GetCount(); ii++ )
{
// Clear m_Flag member of selected items:
aItemsList.GetPickedItem( ii )->ClearFlags();
/* Make a copy of the original picked item. */
SCH_ITEM* copy = DuplicateStruct( (SCH_ITEM*) aItemsList.GetPickedItem( ii ) );
copy->SetParent( NULL );
copy->SetFlags( copy->GetFlags() | UR_TRANSIENT );
copy->Move( -center );
ITEM_PICKER item( copy, UR_NEW );
m_blockItems.PushItem( item );
}
}
void SCH_EDIT_FRAME::PasteListOfItems( wxDC* DC )
{
unsigned i;
SCH_ITEM* item;
SCH_SHEET_LIST hierarchy( g_RootSheet ); // This is the entire schematic hierarcy.
if( m_blockItems.GetCount() == 0 )
{
DisplayError( this, _( "No item to paste." ) );
return;
}
wxFileName destFn = m_CurrentSheet->Last()->GetFileName();
if( destFn.IsRelative() )
destFn.MakeAbsolute( Prj().GetProjectPath() );
// Make sure any sheets in the block to be pasted will not cause recursion in
// the destination sheet. Moreover new sheets create new sheetpaths, and component
// alternante references must be created and cleared
bool hasSheetPasted = false;
// Keep trace of existing sheet paths. Paste block can modify this list
SCH_SHEET_LIST initial_sheetpathList( g_RootSheet );
for( i = 0; i < m_blockItems.GetCount(); i++ )
{
item = (SCH_ITEM*) m_blockItems.GetItem( i );
if( item->Type() == SCH_SHEET_T )
{
SCH_SHEET* sheet = (SCH_SHEET*)item;
wxFileName srcFn = sheet->GetFileName();
if( srcFn.IsRelative() )
srcFn.MakeAbsolute( Prj().GetProjectPath() );
SCH_SHEET_LIST sheetHierarchy( sheet );
if( hierarchy.TestForRecursion( sheetHierarchy,
destFn.GetFullPath( wxPATH_UNIX ) ) )
{
wxString msg;
msg.Printf( _( "The sheet changes cannot be made because the destination "
"sheet already has the sheet \"%s\" or one of it's subsheets "
"as a parent somewhere in the schematic hierarchy." ),
GetChars( sheet->GetFileName() ) );
DisplayError( this, msg );
return;
}
// Duplicate sheet names and sheet time stamps are not valid. Use a time stamp
// based sheet name and update the time stamp for each sheet in the block.
timestamp_t timeStamp = GetNewTimeStamp();
sheet->SetName( wxString::Format( wxT( "sheet%8.8lX" ), (unsigned long)timeStamp ) );
sheet->SetTimeStamp( timeStamp );
hasSheetPasted = true;
}
}
PICKED_ITEMS_LIST picklist;
for( i = 0; i < m_blockItems.GetCount(); i++ )
{
item = DuplicateStruct( (SCH_ITEM*) m_blockItems.GetItem( i ) );
// Creates data, and push it as new data in undo item list buffer
ITEM_PICKER picker( item, UR_NEW );
picklist.PushItem( picker );
// Clear annotation and init new time stamp for the new components and sheets:
if( item->Type() == SCH_COMPONENT_T )
{
SCH_COMPONENT* cmp = static_cast<SCH_COMPONENT*>( item );
cmp->SetTimeStamp( GetNewTimeStamp() );
// clear the annotation, but preserve the selected unit
int unit = cmp->GetUnit();
cmp->ClearAnnotation( NULL );
cmp->SetUnit( unit );
}
else if( item->Type() == SCH_SHEET_T )
{
( (SCH_SHEET*) item )->SetTimeStamp( GetNewTimeStamp() );
}
}
SaveCopyInUndoList( picklist, UR_NEW );
for( i = 0; i < picklist.GetCount(); ++i )
{
item = (SCH_ITEM*) picklist.GetPickedItem( i );
item->Move( GetScreen()->m_BlockLocate.GetMoveVector() );
SetSchItemParent( item, GetScreen() );
AddToScreen( item );
}
if( hasSheetPasted )
{
// We clear annotation of new sheet paths.
// Annotation of new components added in current sheet is already cleared.
SCH_SCREENS screensList( g_RootSheet );
screensList.ClearAnnotationOfNewSheetPaths( initial_sheetpathList );
}
// Clear flags for all items.
GetScreen()->ClearDrawingState();
OnModify();
}
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 );
}
}