pcbnew: initial support for GetEffectiveShape() for zones and modules

pcbnew/class_module.cpp

@@ -35,6 +35,7 @@
 #include <class_edge_mod.h>
 #include <class_module.h>
 #include <view/view.h>
+#include <geometry/shape_null.h>
 
 MODULE::MODULE( BOARD* parent ) :
     BOARD_ITEM_CONTAINER( (BOARD_ITEM*) parent, PCB_MODULE_T ),
@@ -1582,6 +1583,14 @@ extern bool ConvertOutlineToPolygon( std::vector<DRAWSEGMENT*>& aSegList, SHAPE_
         wxString* aErrorText, unsigned int aTolerance, wxPoint* aErrorLocation = nullptr );
 
 
+std::shared_ptr<SHAPE> MODULE::GetEffectiveShape( PCB_LAYER_ID aLayer ) const   
+{
+    std::shared_ptr<SHAPE> shape ( new SHAPE_NULL );
+
+    return shape;
+}
+
+
 bool MODULE::BuildPolyCourtyard()
 {
     m_poly_courtyard_front.RemoveAllContours();

pcbnew/class_module.h

@@ -45,6 +45,7 @@ class EDA_3D_CANVAS;
 class D_PAD;
 class BOARD;
 class MSG_PANEL_ITEM;
+class SHAPE;
 
 namespace KIGFX {
 class VIEW;
@@ -678,6 +679,8 @@ public:
      */
     bool BuildPolyCourtyard();
 
+    virtual std::shared_ptr<SHAPE> GetEffectiveShape( PCB_LAYER_ID aLayer = UNDEFINED_LAYER ) const override;
+
     virtual void SwapData( BOARD_ITEM* aImage ) override;
 
     struct cmp_drawings

pcbnew/class_zone.cpp

@@ -26,6 +26,8 @@
 #include <bitmaps.h>
 #include <fctsys.h>
 #include <geometry/geometry_utils.h>
+#include <geometry/shape_null.h>
+
 #include <pcb_base_frame.h>
 #include <pcb_screen.h>
 #include <class_board.h>
@@ -1367,6 +1369,23 @@ unsigned int MODULE_ZONE_CONTAINER::ViewGetLOD( int aLayer, KIGFX::VIEW* aView )
 }
 
 
+std::shared_ptr<SHAPE> ZONE_CONTAINER::GetEffectiveShape( PCB_LAYER_ID aLayer ) const
+{
+    std::shared_ptr<SHAPE> shape;
+
+    if( m_FilledPolysList.find( aLayer ) == m_FilledPolysList.end() )
+    {
+        shape.reset( new SHAPE_NULL );
+    }
+    else
+    {
+        shape.reset( m_FilledPolysList.at( aLayer ).Clone() );
+    }
+
+    return shape;
+}
+
+
 static struct ZONE_CONTAINER_DESC
 {
     ZONE_CONTAINER_DESC()

pcbnew/class_zone.h

@@ -289,6 +289,9 @@ public:
 
     void SetOutline( SHAPE_POLY_SET* aOutline ) { m_Poly = aOutline; }
 
+    // @copydoc BOARD_ITEM::GetEffectiveShape
+    virtual std::shared_ptr<SHAPE> GetEffectiveShape( PCB_LAYER_ID aLayer = UNDEFINED_LAYER ) const override;
+
     /**
      * Function HitTest
      * tests if a point is near an outline edge or a corner of this zone.