eeschema-gal: started work on library viewer canvas

eeschema/viewlib_frame.cpp

@@ -44,7 +44,7 @@
 #include <dialog_helpers.h>
 #include <class_libentry.h>
 #include <class_library.h>
-
+#include <view/view_controls.h>
 
 // Save previous component library viewer state.
 wxString LIB_VIEW_FRAME::m_libraryName;
@@ -215,6 +215,9 @@ LIB_VIEW_FRAME::LIB_VIEW_FRAME( KIWAY* aKiway, wxWindow* aParent, FRAME_T aFrame
         Raise();
         Show( true );
     }
+
+    SyncView();
+    GetGalCanvas()->GetViewControls()->SetSnapping( true );
 }
 
 
@@ -722,3 +725,21 @@ void LIB_VIEW_FRAME::SetFilter( const SCHLIB_FILTER* aFilter )
 
     ReCreateListLib();
 }
+
+const BOX2I LIB_VIEW_FRAME::GetDocumentExtents() const
+{
+    LIB_PART*  part = CurrentPart();
+
+    printf("part %p\n", part);
+
+    if( !part )
+    {
+        return BOX2I( VECTOR2I(-100, -100), VECTOR2I( 200, 200 ) );
+    }
+    else
+    {
+        EDA_RECT boundingBox = part->GetUnitBoundingBox( m_unit, m_convert );
+        return BOX2I( boundingBox.GetOrigin(), VECTOR2I( boundingBox.GetWidth(), boundingBox.GetHeight() ) );
+        
+    }
+}

eeschema/viewlib_frame.h

@@ -23,15 +23,10 @@
  * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
  */
 
-/**
- * @file viewlib_frame.h
- */
-
-#ifndef LIBVIEWFRM_H_
-#define LIBVIEWFRM_H_
 
+#ifndef LIB_VIEW_FRAME_H__
 
-#include <wx/gdicmn.h>
+#define LIB_VIEW_FRAME_H__
 
 #include <sch_base_frame.h>
 #include <sch_screen.h>
@@ -152,6 +147,9 @@ public:
     bool GetShowElectricalType() { return m_showPinElectricalTypeName; }
     void SetShowElectricalType( bool aShow ) { m_showPinElectricalTypeName = aShow; }
 
+    LIB_PART* CurrentPart() const; 
+    const BOX2I GetDocumentExtents() const override;
+
 private:
     /**
      * Called when the frame is activated to reload the libraries and component lists
@@ -219,4 +217,5 @@ private:
     DECLARE_EVENT_TABLE()
 };
 
-#endif  // LIBVIEWFRM_H_
+#endif  // LIB_VIEW_FRAME_H__
+

eeschema/viewlibs.cpp

@@ -30,6 +30,7 @@
 #include <kiway.h>
 #include <pgm_base.h>
 #include <sch_draw_panel.h>
+#include <sch_view.h>
 #include <confirm.h>
 #include <eda_doc.h>
 
@@ -186,7 +187,7 @@ void LIB_VIEW_FRAME::DisplayLibInfos()
 }
 
 
-void LIB_VIEW_FRAME::RedrawActiveWindow( wxDC* DC, bool EraseBg )
+LIB_PART* LIB_VIEW_FRAME::CurrentPart() const
 {
     LIB_ID id( m_libraryName, m_entryName );
     LIB_ALIAS* entry = nullptr;
@@ -198,48 +199,45 @@ void LIB_VIEW_FRAME::RedrawActiveWindow( wxDC* DC, bool EraseBg )
     catch( const IO_ERROR& ) {} // ignore, it is handled below
 
     if( !entry )
-        return;
+        return nullptr;
 
     LIB_PART* part = entry->GetPart();
 
-    if( !part )
-        return;
-
-    wxString    msg;
-    wxString    tmp;
-
-    m_canvas->DrawBackGround( DC );
-
     if( !entry->IsRoot() )
     {
         // Temporarily change the name field text to reflect the alias name.
-        msg = entry->GetName();
-        tmp = part->GetName();
+        auto msg = entry->GetName();
 
         part->SetName( msg );
 
-        if( m_unit < 1 )
-            m_unit = 1;
 
-        if( m_convert < 1 )
             m_convert = 1;
     }
-    else
-        msg = _( "None" );
 
-    auto opts = PART_DRAW_OPTIONS::Default();
-    opts.show_elec_type = GetShowElectricalType();
-    part->Draw( m_canvas, DC, wxPoint( 0, 0 ), m_unit, m_convert, opts );
+    return part;
+}
+
+void LIB_VIEW_FRAME::RedrawActiveWindow( wxDC* DC, bool EraseBg )
+{
+    auto part = CurrentPart();
+    auto view = GetCanvas()->GetView();
+    
+    printf("Part %p\n", part );
+
+    if( !part )
+    {
+        view->Clear();
+        return;
+    }
+
 
-    // Redraw the cursor
-    m_canvas->DrawCrossHair( DC );
+    view->Add( part );
 
-    if( !tmp.IsEmpty() )
+    /*if( !tmp.IsEmpty() )
         part->SetName( tmp );
 
     ClearMsgPanel();
     AppendMsgPanel( _( "Name" ), part->GetName(), BLUE, 6 );
-    AppendMsgPanel( _( "Alias" ), msg, RED, 6 );
     AppendMsgPanel( _( "Description" ), entry->GetDescription(), CYAN, 6 );
-    AppendMsgPanel( _( "Key words" ), entry->GetKeyWords(), DARKDARKGRAY );
+    AppendMsgPanel( _( "Key words" ), entry->GetKeyWords(), DARKDARKGRAY );*/
 }