kicad drc zoom patch

drcZoom.patch

diff --git a/pcbnew/dialogs/dialog_drc.cpp b/pcbnew/dialogs/dialog_drc.cpp
index 4eafff3..30fab4b 100644
--- a/pcbnew/dialogs/dialog_drc.cpp
+++ b/pcbnew/dialogs/dialog_drc.cpp
@@ -32,12 +32,15 @@
 #include <wxPcbStruct.h>
 #include <base_units.h>
 #include <class_board_design_settings.h>
-
+#include <class_draw_panel_gal.h>
 
 /* class DIALOG_DRC_CONTROL: a dialog to set DRC parameters (clearance, min cooper size)
  * and run DRC tests
  */
 
+// zoom level for focusing on a DRC error. Magic number, may need adjusted.
+const double magicZoomLevel = 90.0;
+
 DIALOG_DRC_CONTROL::DIALOG_DRC_CONTROL( DRC* aTester, PCB_EDIT_FRAME* parent ) :
     DIALOG_DRC_CONTROL_BASE( parent )
 {
@@ -344,7 +347,9 @@ void DIALOG_DRC_CONTROL::OnLeftDClickClearance( wxMouseEvent& event )
              */
 
             m_Parent->CursorGoto( item->GetPointA() );
-
+            m_Parent->GetGalCanvas()->GetView()->SetScale( magicZoomLevel );
+            m_Parent->GetGalCanvas()->GetView()->SetCenter( VECTOR2D( item->GetPointA().x, 
+                                                                      item->GetPointA().y ) );
             // turn control over to m_Parent, hide this DIALOG_DRC_CONTROL window,
             // no destruction so we can preserve listbox cursor
             Show( false );
@@ -396,6 +401,9 @@ void DIALOG_DRC_CONTROL::OnPopupMenu( wxCommandEvent& event )
     if( item )
     {
         m_Parent->CursorGoto( pos );
+        m_Parent->GetGalCanvas()->GetView()->SetScale( magicZoomLevel );
+        m_Parent->GetGalCanvas()->GetView()->SetCenter( VECTOR2D( item->GetPointA().x, 
+                                                                  item->GetPointA().y ) );
         Show( false );
     }
 }
@@ -486,7 +494,10 @@ void DIALOG_DRC_CONTROL::OnLeftDClickUnconnected( wxMouseEvent& event )
         if( item )
         {
             m_Parent->CursorGoto( item->GetPointA() );
-
+            m_Parent->GetGalCanvas()->GetView()->SetScale( magicZoomLevel );
+            m_Parent->GetGalCanvas()->GetView()->SetCenter( VECTOR2D( item->GetPointA().x, 
+                                                                      item->GetPointA().y ) );
+            
             Show( false );
 
             // We do not want the clarification popup window.
@@ -519,7 +530,12 @@ void DIALOG_DRC_CONTROL::OnMarkerSelectionEvent( wxCommandEvent& event )
         // at the first of the two pads.
         const DRC_ITEM* item = m_ClearanceListBox->GetItem( selection );
         if( item )
+        {
             m_Parent->CursorGoto( item->GetPointA(), false );
+            m_Parent->GetGalCanvas()->GetView()->SetScale( magicZoomLevel );
+            m_Parent->GetGalCanvas()->GetView()->SetCenter( VECTOR2D( item->GetPointA().x, 
+                                                                      item->GetPointA().y ) );
+        }
     }
 
     event.Skip();
@@ -539,7 +555,12 @@ void DIALOG_DRC_CONTROL::OnUnconnectedSelectionEvent( wxCommandEvent& event )
         // at the first of the two pads.
         const DRC_ITEM* item = m_UnconnectedListBox->GetItem( selection );
         if( item )
+        {
             m_Parent->CursorGoto( item->GetPointA(), false );
+            m_Parent->GetGalCanvas()->GetView()->SetScale( magicZoomLevel );
+            m_Parent->GetGalCanvas()->GetView()->SetCenter( VECTOR2D( item->GetPointA().x, 
+                                                                      item->GetPointA().y ) );
+        }
     }
 
     event.Skip();