pcbnew:

* Add visible clearance when edit node or track segment,
  add parameter "show clearance for new or edited track with via area"
  in "Display options" menu.

include/pcbstruct.h

@@ -33,6 +33,10 @@ enum TRACE_CLEARANCE_DISPLAY_MODE_T {
                                                * clearance area at end of current new
                                                * segment (guide to place a new via
                                                */
+    SHOW_CLEARANCE_NEW_AND_EDITED_TRACKS_AND_VIA_AREAS,
+                                                /* Show clearance for new, moving and
+                                                 * dragging tracks and vias
+                                                 */
     SHOW_CLEARANCE_ALWAYS                      /* Show Always clearance areas
                                                 * for track and vias
                                                 */

pcbnew/class_track.cpp

@@ -30,9 +30,13 @@
 static bool ShowClearance( const TRACK* aTrack )
 {
     // maybe return true for tracks and vias, not for zone segments
-    return DisplayOpt.ShowTrackClearanceMode == SHOW_CLEARANCE_ALWAYS
-           &&  aTrack->GetLayer() <= LAST_COPPER_LAYER
-           && ( aTrack->Type() == TYPE_TRACK || aTrack->Type() == TYPE_VIA );
+    return aTrack->GetLayer() <= LAST_COPPER_LAYER
+           && ( aTrack->Type() == TYPE_TRACK || aTrack->Type() == TYPE_VIA )
+           && ( ( DisplayOpt.ShowTrackClearanceMode == SHOW_CLEARANCE_NEW_AND_EDITED_TRACKS_AND_VIA_AREAS
+            && ( aTrack->m_Flags & IS_DRAGGED || aTrack->m_Flags & IS_MOVED || aTrack->m_Flags & IS_NEW ) )
+            || ( DisplayOpt.ShowTrackClearanceMode == SHOW_CLEARANCE_ALWAYS )
+            );
+
 }
 
 

pcbnew/dialogs/dialog_display_options.cpp

@@ -56,20 +56,24 @@ void DIALOG_DISPLAY_OPTIONS::init()
             m_OptDisplayTracksClearance->SetSelection( 1 );
             break;
 
+        case SHOW_CLEARANCE_NEW_AND_EDITED_TRACKS_AND_VIA_AREAS:
+            m_OptDisplayTracksClearance->SetSelection( 3 );
+            break;
+
         default:
         case SHOW_CLEARANCE_NEW_TRACKS_AND_VIA_AREAS:
-            m_OptDisplayTracksClearance->SetSelection(2);
+            m_OptDisplayTracksClearance->SetSelection( 2 );
             break;
 
         case SHOW_CLEARANCE_ALWAYS:
-            m_OptDisplayTracksClearance->SetSelection(3);
+            m_OptDisplayTracksClearance->SetSelection( 4 );
             break;
     }
 
     if ( DisplayOpt.DisplayPadFill )
-        m_OptDisplayPads->SetSelection(1);
+        m_OptDisplayPads->SetSelection( 1 );
     else
-        m_OptDisplayPads->SetSelection(0);
+        m_OptDisplayPads->SetSelection( 0 );
 
     if ( DisplayOpt.DisplayViaFill )
         m_OptDisplayVias->SetSelection( 1 );
@@ -127,6 +131,10 @@ void DIALOG_DISPLAY_OPTIONS::OnOkClick(wxCommandEvent& event)
             break;
 
         case 3:
+            DisplayOpt.ShowTrackClearanceMode = SHOW_CLEARANCE_NEW_AND_EDITED_TRACKS_AND_VIA_AREAS;
+            break;
+
+        case 4:
             DisplayOpt.ShowTrackClearanceMode = SHOW_CLEARANCE_ALWAYS;
             break;
     }

pcbnew/dialogs/dialog_display_options_base.h

-///////////////////////////////////////////////////////////////////////////
-// C++ code generated with wxFormBuilder (version Nov 17 2010)
-// http://www.wxformbuilder.org/
-//
-// PLEASE DO "NOT" EDIT THIS FILE!
-///////////////////////////////////////////////////////////////////////////
-
-#ifndef __dialog_display_options_base__
-#define __dialog_display_options_base__
-
-#include <wx/intl.h>
-
-#include <wx/string.h>
-#include <wx/radiobox.h>
-#include <wx/gdicmn.h>
-#include <wx/font.h>
-#include <wx/colour.h>
-#include <wx/settings.h>
-#include <wx/sizer.h>
-#include <wx/statbox.h>
-#include <wx/checkbox.h>
-#include <wx/button.h>
-#include <wx/dialog.h>
-
-///////////////////////////////////////////////////////////////////////////
-
-///////////////////////////////////////////////////////////////////////////////
-/// Class DIALOG_DISPLAY_OPTIONS_BASE
-///////////////////////////////////////////////////////////////////////////////
-class DIALOG_DISPLAY_OPTIONS_BASE : public wxDialog 
-{
-	private:
-	
-	protected:
-		enum
-		{
-			wxID_DISPLAY_TRACK = 1000,
-			ID_VIAS_SHAPES,
-			ID_VIAS_HOLES,
-			ID_SHOW_CLEARANCE,
-			ID_EDGES_MODULES,
-			ID_TEXT_MODULES,
-			ID_PADS_SHAPES,
-		};
-		
-		wxRadioBox* m_OptDisplayTracks;
-		wxRadioBox* m_OptDisplayVias;
-		wxRadioBox* m_OptDisplayViaHole;
-		wxRadioBox* m_ShowNetNamesOption;
-		wxRadioBox* m_OptDisplayTracksClearance;
-		wxRadioBox* m_OptDisplayModEdges;
-		wxRadioBox* m_OptDisplayModTexts;
-		wxRadioBox* m_OptDisplayPads;
-		wxCheckBox* m_OptDisplayPadClearence;
-		wxCheckBox* m_OptDisplayPadNumber;
-		wxCheckBox* m_OptDisplayPadNoConn;
-		wxRadioBox* m_OptDisplayDrawings;
-		wxRadioBox* m_Show_Page_Limits;
-		
-		wxButton* m_buttonOK;
-		wxButton* m_buttonCANCEL;
-		
-		// Virtual event handlers, overide them in your derived class
-		virtual void OnOkClick( wxCommandEvent& event ) { event.Skip(); }
-		virtual void OnCancelClick( wxCommandEvent& event ) { event.Skip(); }
-		
-	
-	public:
-		
-		DIALOG_DISPLAY_OPTIONS_BASE( wxWindow* parent, wxWindowID id = wxID_ANY, const wxString& title = _("Display options"), const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxSize( 731,291 ), long style = wxDEFAULT_DIALOG_STYLE|wxRESIZE_BORDER ); 
-		~DIALOG_DISPLAY_OPTIONS_BASE();
-	
-};
-
-#endif //__dialog_display_options_base__
+///////////////////////////////////////////////////////////////////////////
+// C++ code generated with wxFormBuilder (version Sep  6 2011)
+// http://www.wxformbuilder.org/
+//
+// PLEASE DO "NOT" EDIT THIS FILE!
+///////////////////////////////////////////////////////////////////////////
+
+#ifndef __dialog_display_options_base__
+#define __dialog_display_options_base__
+
+#include <wx/intl.h>
+
+#include <wx/string.h>
+#include <wx/radiobox.h>
+#include <wx/gdicmn.h>
+#include <wx/font.h>
+#include <wx/colour.h>
+#include <wx/settings.h>
+#include <wx/sizer.h>
+#include <wx/statbox.h>
+#include <wx/checkbox.h>
+#include <wx/button.h>
+#include <wx/dialog.h>
+
+///////////////////////////////////////////////////////////////////////////
+
+///////////////////////////////////////////////////////////////////////////////
+/// Class DIALOG_DISPLAY_OPTIONS_BASE
+///////////////////////////////////////////////////////////////////////////////
+class DIALOG_DISPLAY_OPTIONS_BASE : public wxDialog 
+{
+	private:
+	
+	protected:
+		enum
+		{
+			wxID_DISPLAY_TRACK = 1000,
+			ID_VIAS_SHAPES,
+			ID_VIAS_HOLES,
+			ID_SHOW_CLEARANCE,
+			ID_EDGES_MODULES,
+			ID_TEXT_MODULES,
+			ID_PADS_SHAPES,
+		};
+		
+		wxRadioBox* m_OptDisplayTracks;
+		wxRadioBox* m_OptDisplayVias;
+		wxRadioBox* m_OptDisplayViaHole;
+		wxRadioBox* m_ShowNetNamesOption;
+		wxRadioBox* m_OptDisplayTracksClearance;
+		wxRadioBox* m_OptDisplayModEdges;
+		wxRadioBox* m_OptDisplayModTexts;
+		wxRadioBox* m_OptDisplayPads;
+		wxCheckBox* m_OptDisplayPadClearence;
+		wxCheckBox* m_OptDisplayPadNumber;
+		wxCheckBox* m_OptDisplayPadNoConn;
+		wxRadioBox* m_OptDisplayDrawings;
+		wxRadioBox* m_Show_Page_Limits;
+		
+		wxButton* m_buttonOK;
+		wxButton* m_buttonCANCEL;
+		
+		// Virtual event handlers, overide them in your derived class
+		virtual void OnOkClick( wxCommandEvent& event ) { event.Skip(); }
+		virtual void OnCancelClick( wxCommandEvent& event ) { event.Skip(); }
+		
+	
+	public:
+		
+		DIALOG_DISPLAY_OPTIONS_BASE( wxWindow* parent, wxWindowID id = wxID_ANY, const wxString& title = _("Display options"), const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxSize( 731,291 ), long style = wxDEFAULT_DIALOG_STYLE|wxRESIZE_BORDER );
+		~DIALOG_DISPLAY_OPTIONS_BASE();
+	
+};
+
+#endif //__dialog_display_options_base__

pcbnew/move_or_drag_track.cpp

@@ -129,6 +129,8 @@ static void Abort_MoveTrack( EDA_DRAW_PANEL* Panel, wxDC* DC )
 
     EraseDragList();
     Panel->SetMouseCapture( NULL, NULL );
+
+    Panel->Refresh();
 }
 
 
@@ -1036,6 +1038,8 @@ bool PCB_EDIT_FRAME::PlaceDraggedOrMovedTrackSegment( TRACK* Track, wxDC* DC )
     OnModify();
     DrawPanel->SetMouseCapture( NULL, NULL );
 
+    DrawPanel->Refresh();
+
     if( current_net_code > 0 )
         TestNetConnection( DC, current_net_code );