Gerbview: finishing layer_widget integration to manage gerber layers colors and visibility

CHANGELOG.txt

@@ -4,13 +4,18 @@ KiCad ChangeLog 2010
 Please add newer entries at the top, list the date and your name with
 email address.
 
+2010-Feb-04 UPDATE Jean-Pierre Charras <jean-pierre.charras@gipsa-lab.inpg.fr>
+================================================================================
+++ gerbview:
+    Use layer_widget to manage gerber layers colors and visibility.
+
 2010-Jan-31 UPDATE Jean-Pierre Charras <jean-pierre.charras@gipsa-lab.inpg.fr>
 ================================================================================
 ++ pcbnew:
     More about work on color selection and items visibility:
     removed global variables and a lot of redundancies
     Now Modedit does not uses the visiblity options of the board editor
-    (That can create a problem id hide modules is activated)
+    (That can create a problem if hide modules is activated)
     work in progress but almost finished
 
 

gerbview/class_gerbview_layer_widget.cpp

@@ -202,8 +202,8 @@ bool GERBER_LAYER_WIDGET::OnLayerSelect( int aLayer )
 {
     // the layer change from the GERBER_LAYER_WIDGET can be denied by returning
     // false from this function.
-//    myframe->setActiveLayer( aLayer, false );
-//    myframe->syncLayerBox();
+    myframe->setActiveLayer( aLayer, false );
+    myframe->syncLayerBox();
     if(DisplayOpt.ContrastModeDisplay)
         myframe->DrawPanel->Refresh();
 

gerbview/edit.cpp

@@ -157,7 +157,7 @@ void WinEDA_GerberFrame::Process_Special_Functions( wxCommandEvent& event )
         break;
 
     case ID_TOOLBARH_GERBVIEW_SELECT_LAYER:
-        GetScreen()->m_Active_Layer = m_SelLayerBox->GetChoice();
+        setActiveLayer(m_SelLayerBox->GetChoice());
         DrawPanel->Refresh( TRUE );
         break;
 

gerbview/files.cpp

@@ -47,14 +47,18 @@ void WinEDA_GerberFrame::Files_io( wxCommandEvent& event )
     case ID_MENU_INC_LAYER_AND_APPEND_FILE:
     case ID_INC_LAYER_AND_APPEND_FILE:
     {
-        int origLayer = GetScreen()->m_Active_Layer;
+        int origLayer = getActiveLayer();
+        if( origLayer < NB_LAYERS )
+        {
+            setActiveLayer(origLayer+1);
 
-        GetScreen()->m_Active_Layer++;
+            if( !LoadOneGerberFile( wxEmptyString, 0 ) )
+                setActiveLayer(origLayer);
 
-        if( !LoadOneGerberFile( wxEmptyString, 0 ) )
-            GetScreen()->m_Active_Layer = origLayer;
-
-        SetToolbars();
+            SetToolbars();
+        }
+        else
+            wxMessageBox(_("Cannot increment layer number: max count reached") );
     }
     break;
 

gerbview/gerberframe.cpp

@@ -415,6 +415,8 @@ void WinEDA_GerberFrame::ReFillLayerWidget()
         m_auimgr.Update();
     else
         m_LayersManager->SetSize( bestz );
+    
+    syncLayerWidget( );
 }
 
 /** Function IsGridVisible() , virtual
@@ -463,3 +465,21 @@ void WinEDA_GerberFrame::SetElementVisibility( int aGERBER_VISIBLE, bool aNewSta
     GetBoard()->SetElementVisibility( aGERBER_VISIBLE, aNewState );
     m_LayersManager->SetRenderState( aGERBER_VISIBLE, aNewState );
 }
+
+
+void WinEDA_GerberFrame::syncLayerWidget( )
+{
+    m_LayersManager->SelectLayer( getActiveLayer() );
+}
+
+/**
+ * Function syncLayerBox
+ * updates the currently "selected" layer within m_SelLayerBox
+ * The currently active layer, as defined by the return value of
+ * getActiveLayer().  And updates the colored icon in the toolbar.
+ */
+void WinEDA_GerberFrame::syncLayerBox()
+{
+    m_SelLayerBox->SetSelection( getActiveLayer() );
+}
+

gerbview/tool_gerber.cpp

@@ -214,7 +214,7 @@ void WinEDA_GerberFrame::ReCreateHToolbar( void )
                                          ID_TOOLBARH_GERBVIEW_SELECT_LAYER,
                                          wxDefaultPosition, wxSize( 150, -1 ),
                                          choices );
-    m_SelLayerBox->SetSelection( GetScreen()->m_Active_Layer );
+    m_SelLayerBox->SetSelection( getActiveLayer() );
     m_HToolBar->AddControl( m_SelLayerBox );
 
     m_HToolBar->AddSeparator();

gerbview/wxGerberFrame.h

@@ -117,6 +117,46 @@ public:
      */
     void             ReFillLayerWidget();
 
+    /**
+     * Function setActiveLayer
+     * will change the currently active layer to \a aLayer and also
+     * update the PCB_LAYER_WIDGET.
+     */
+    void setActiveLayer( int aLayer, bool doLayerWidgetUpdate = true )
+    {
+        ( (PCB_SCREEN*) GetScreen() )->m_Active_Layer = aLayer;
+
+        if( doLayerWidgetUpdate )
+            syncLayerWidget();
+    }
+
+    /**
+     * Function getActiveLayer
+     * returns the active layer
+     */
+    int getActiveLayer()
+    {
+        return ( (PCB_SCREEN*) GetScreen() )->m_Active_Layer;
+    }
+
+    /**
+     * Function syncLayerWidget
+     * updates the currently "selected" layer within the PCB_LAYER_WIDGET.
+     * The currently active layer is defined by the return value of getActiveLayer().
+     * <p>
+     * This function cannot be inline without including layer_widget.h in
+     * here and we do not want to do that.
+     */
+    void syncLayerWidget( );
+
+    /**
+     * Function syncLayerBox
+     * updates the currently "selected" layer within m_SelLayerBox
+     * The currently active layer, as defined by the return value of
+     * getActiveLayer().  And updates the colored icon in the toolbar.
+     */
+    void syncLayerBox();
+
     /**
      * Load applications settings specific to the PCBNew.
      *