libedit: Add drag to move behavior

ADDED: Drag to move behavior in the symbol editor

Fixes https://gitlab.com/kicad/code/kicad/issues/1904

eeschema/tools/ee_actions.cpp

@@ -677,4 +677,6 @@ TOOL_ACTION EE_ACTIONS::moveActivate( "eeschema.InteractiveMove",
         AS_GLOBAL, 0, "",
         _( "Move Activate" ), "", move_xpm, AF_ACTIVATE );
 
-
+TOOL_ACTION EE_ACTIONS::symbolMoveActivate( "eeschema.SymbolMoveTool",
+        AS_GLOBAL, 0, "",
+        _( "Symbol Move Activate" ), "", move_xpm, AF_ACTIVATE );

eeschema/tools/ee_actions.h

@@ -111,7 +111,8 @@ public:
     static TOOL_ACTION finishDrawing;
 
     // Interactive Editing
-    static TOOL_ACTION moveActivate;
+    static TOOL_ACTION symbolMoveActivate;  // Symbol editor move tool activate
+    static TOOL_ACTION moveActivate;        // Schematic editor move tool activate
     static TOOL_ACTION move;
     static TOOL_ACTION drag;
     static TOOL_ACTION repeatDrawItem;
@@ -206,7 +207,7 @@ public:
     static TOOL_ACTION highlightNetTool;
 
     ///> @copydoc COMMON_ACTIONS::TranslateLegacyId()
-    virtual OPT<TOOL_EVENT> TranslateLegacyId( int aId ) override 
+    virtual OPT<TOOL_EVENT> TranslateLegacyId( int aId ) override
     {
         return OPT<TOOL_EVENT>();
     }

eeschema/tools/ee_selection_tool.cpp

@@ -255,27 +255,43 @@ int EE_SELECTION_TOOL::UpdateMenu( const TOOL_EVENT& aEvent )
 }
 
 
+const KICAD_T movableSchematicItems[] =
+{
+    SCH_MARKER_T,
+    SCH_JUNCTION_T,
+    SCH_NO_CONNECT_T,
+    SCH_BUS_BUS_ENTRY_T,
+    SCH_BUS_WIRE_ENTRY_T,
+    SCH_LINE_T,
+    SCH_BITMAP_T,
+    SCH_TEXT_T,
+    SCH_LABEL_T,
+    SCH_GLOBAL_LABEL_T,
+    SCH_HIER_LABEL_T,
+    SCH_FIELD_T,
+    SCH_COMPONENT_T,
+    SCH_SHEET_PIN_T,
+    SCH_SHEET_T,
+    EOT
+};
+
+
+const KICAD_T movableSymbolItems[] =
+{
+    LIB_ARC_T,
+    LIB_CIRCLE_T,
+    LIB_TEXT_T,
+    LIB_RECTANGLE_T,
+    LIB_POLYLINE_T,
+    LIB_BEZIER_T,
+    LIB_PIN_T,
+    LIB_FIELD_T,
+    EOT
+};
+
+
 int EE_SELECTION_TOOL::Main( const TOOL_EVENT& aEvent )
 {
-    const KICAD_T movableItems[] =
-    {
-        SCH_MARKER_T,
-        SCH_JUNCTION_T,
-        SCH_NO_CONNECT_T,
-        SCH_BUS_BUS_ENTRY_T,
-        SCH_BUS_WIRE_ENTRY_T,
-        SCH_LINE_T,
-        SCH_BITMAP_T,
-        SCH_TEXT_T,
-        SCH_LABEL_T,
-        SCH_GLOBAL_LABEL_T,
-        SCH_HIER_LABEL_T,
-        SCH_FIELD_T,
-        SCH_COMPONENT_T,
-        SCH_SHEET_PIN_T,
-        SCH_SHEET_T,
-        EOT
-    };
 
     // Main loop: keep receiving events
     while( TOOL_EVENT* evt = Wait() )
@@ -351,14 +367,19 @@ int EE_SELECTION_TOOL::Main( const TOOL_EVENT& aEvent )
             {
                 // selection is empty? try to start dragging the item under the point where drag
                 // started
-                if( m_selection.Empty() )
+                if( m_isLibEdit && m_selection.Empty() )
-                    m_selection = RequestSelection( movableItems );
+                    m_selection = RequestSelection( movableSymbolItems );
+                else if( m_selection.Empty() )
+                    m_selection = RequestSelection( movableSchematicItems );
 
                 // Check if dragging has started within any of selected items bounding box
                 if( selectionContains( evt->Position() ) )
                 {
                     // Yes -> run the move tool and wait till it finishes
-                    m_toolMgr->InvokeTool( "eeschema.InteractiveMove" );
+                    if( m_isLibEdit )
+                        m_toolMgr->InvokeTool( "eeschema.SymbolMoveTool" );
+                    else
+                        m_toolMgr->InvokeTool( "eeschema.InteractiveMove" );
                 }
                 else
                 {

eeschema/tools/lib_move_tool.cpp

@@ -106,7 +106,8 @@ int LIB_MOVE_TOOL::Main( const TOOL_EVENT& aEvent )
         controls->SetSnapping( !evt->Modifier( MD_ALT ) );
 
         if( evt->IsAction( &EE_ACTIONS::move ) || evt->IsMotion() || evt->IsDrag( BUT_LEFT )
-                || evt->IsAction( &ACTIONS::refreshPreview ) )
+                || evt->IsAction( &ACTIONS::refreshPreview )
+                || evt->IsAction( &EE_ACTIONS::symbolMoveActivate ) )
         {
             if( !m_moveInProgress )    // Prepare to start moving/dragging
             {
@@ -334,4 +335,5 @@ bool LIB_MOVE_TOOL::updateModificationPoint( EE_SELECTION& aSelection )
 void LIB_MOVE_TOOL::setTransitions()
 {
     Go( &LIB_MOVE_TOOL::Main,               EE_ACTIONS::move.MakeEvent() );
+    Go( &LIB_MOVE_TOOL::Main,               EE_ACTIONS::symbolMoveActivate.MakeEvent() );
 }