Restored wxNotebook::HitTest for wxOSX-Carbon.

[wxWidgets.git] / samples / drawing / drawing.cpp

diff --git a/samples/drawing/drawing.cpp b/samples/drawing/drawing.cpp
index 7c1e0d578f9012c1a83375ec32ac511466daf45e..3a4e6895522ae6f98c976f56ab31dfa95de0a80b 100644 (file)
--- a/samples/drawing/drawing.cpp
+++ b/samples/drawing/drawing.cpp
@@ -35,58 +35,19 @@
 #include "wx/artprov.h"
 #include "wx/dcgraph.h"
 #include "wx/overlay.h"
 #include "wx/artprov.h"
 #include "wx/dcgraph.h"
 #include "wx/overlay.h"

-
-#define wxTEST_GRAPHICS 1
+#include "wx/graphics.h"
+#include "wx/filename.h"

 
 #define TEST_CAIRO_EVERYWHERE 0
 
 
 #define TEST_CAIRO_EVERYWHERE 0
 

-#if wxTEST_GRAPHICS
-#include "wx/graphics.h"
-#include "wx/dcgraph.h"
-#if wxUSE_GRAPHICS_CONTEXT == 0
-#undef wxTEST_GRAPHICS
-#define wxTEST_GRAPHICS 0
-#endif
-#else
-#undef wxUSE_GRAPHICS_CONTEXT
-#define wxUSE_GRAPHICS_CONTEXT 0
-#endif
-

 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------

-// ressources
+// resources

 // ----------------------------------------------------------------------------
 
 // the application icon
 // ----------------------------------------------------------------------------
 
 // the application icon

-#if defined(__WXGTK__) || defined(__WXMOTIF__) || defined(__WXMAC__) || defined(__WXMGL__) || defined(__WXX11__)
-    #include "mondrian.xpm"
-#endif
-
-// ----------------------------------------------------------------------------
-// constants
-// ----------------------------------------------------------------------------
-
-// what do we show on screen (there are too many shapes to put them all on
-// screen simultaneously)
-enum ScreenToShow
-{
-    Show_Default,
-    Show_Text,
-    Show_Lines,
-    Show_Brushes,
-    Show_Polygons,
-    Show_Mask,
-    Show_Mask_Stretch,
-    Show_Ops,
-    Show_Regions,
-    Show_Circles,
-    Show_Splines,
-#if wxUSE_GRAPHICS_CONTEXT
-    Show_Alpha,
-    Show_Graphics,
+#if !defined(__WXMSW__) && !defined(__WXPM__)
+    #include "../sample.xpm"

 #endif
 #endif

-    Show_Gradient,
-    Show_Max
-};

 
 // ----------------------------------------------------------------------------
 // global variables
 
 // ----------------------------------------------------------------------------
 // global variables


@@ -150,7 +111,7 @@ public:
 
     int         m_backgroundMode;
     int         m_textureBackground;
 
     int         m_backgroundMode;
     int         m_textureBackground;

-    int         m_mapMode;
+    wxMappingMode m_mapMode;

     double      m_xUserScale;
     double      m_yUserScale;
     int         m_xLogicalOrigin;
     double      m_xUserScale;
     double      m_yUserScale;
     int         m_xLogicalOrigin;


@@ -178,7 +139,7 @@ public:
     void OnMouseDown(wxMouseEvent &event);
     void OnMouseUp(wxMouseEvent &event);
 
     void OnMouseDown(wxMouseEvent &event);
     void OnMouseUp(wxMouseEvent &event);
 

-    void ToShow(ScreenToShow show) { m_show = show; Refresh(); }
+    void ToShow(int show) { m_show = show; Refresh(); }

 
     // set or remove the clipping region
     void Clip(bool clip) { m_clip = clip; Refresh(); }
 
     // set or remove the clipping region
     void Clip(bool clip) { m_clip = clip; Refresh(); }


@@ -214,7 +175,7 @@ protected:
 private:
     MyFrame *m_owner;
 
 private:
     MyFrame *m_owner;
 

-    ScreenToShow m_show;
+    int          m_show;

     wxBitmap     m_smile_bmp;
     wxIcon       m_std_icon;
     bool         m_clip;
     wxBitmap     m_smile_bmp;
     wxIcon       m_std_icon;
     bool         m_clip;


@@ -330,11 +291,14 @@ bool MyApp::LoadImages()
     gs_bmp36 = new wxBitmap;
 
     wxPathList pathList;
     gs_bmp36 = new wxBitmap;
 
     wxPathList pathList;

-    pathList.Add(_T("."));
-    pathList.Add(_T(".."));
-    pathList.Add(_T("../.."));
-
-    wxString path = pathList.FindValidPath(_T("pat4.bmp"));
+    // special hack for Unix in-tree sample build, don't do this in real
+    // programs, use wxStandardPaths instead
+    pathList.Add(wxFileName(argv[0]).GetPath());
+    pathList.Add(wxT("."));
+    pathList.Add(wxT(".."));
+    pathList.Add(wxT("../.."));
+
+    wxString path = pathList.FindValidPath(wxT("pat4.bmp"));

     if ( !path )
         return false;
 
     if ( !path )
         return false;
 


@@ -345,21 +309,21 @@ bool MyApp::LoadImages()
     wxMask* mask4 = new wxMask(*gs_bmp4_mono, *wxBLACK);
     gs_bmp4_mono->SetMask(mask4);
 
     wxMask* mask4 = new wxMask(*gs_bmp4_mono, *wxBLACK);
     gs_bmp4_mono->SetMask(mask4);
 

-    path = pathList.FindValidPath(_T("pat36.bmp"));
+    path = pathList.FindValidPath(wxT("pat36.bmp"));

     if ( !path )
         return false;
     gs_bmp36->LoadFile(path, wxBITMAP_TYPE_BMP);
     wxMask* mask36 = new wxMask(*gs_bmp36, *wxBLACK);
     gs_bmp36->SetMask(mask36);
 
     if ( !path )
         return false;
     gs_bmp36->LoadFile(path, wxBITMAP_TYPE_BMP);
     wxMask* mask36 = new wxMask(*gs_bmp36, *wxBLACK);
     gs_bmp36->SetMask(mask36);
 

-    path = pathList.FindValidPath(_T("image.bmp"));
+    path = pathList.FindValidPath(wxT("image.bmp"));

     if ( !path )
         return false;
     gs_bmpNoMask->LoadFile(path, wxBITMAP_TYPE_BMP);
     gs_bmpWithMask->LoadFile(path, wxBITMAP_TYPE_BMP);
     gs_bmpWithColMask->LoadFile(path, wxBITMAP_TYPE_BMP);
 
     if ( !path )
         return false;
     gs_bmpNoMask->LoadFile(path, wxBITMAP_TYPE_BMP);
     gs_bmpWithMask->LoadFile(path, wxBITMAP_TYPE_BMP);
     gs_bmpWithColMask->LoadFile(path, wxBITMAP_TYPE_BMP);
 

-    path = pathList.FindValidPath(_T("mask.bmp"));
+    path = pathList.FindValidPath(wxT("mask.bmp"));

     if ( !path )
         return false;
     gs_bmpMask->LoadFile(path, wxBITMAP_TYPE_BMP);
     if ( !path )
         return false;
     gs_bmpMask->LoadFile(path, wxBITMAP_TYPE_BMP);


@@ -380,12 +344,11 @@ bool MyApp::OnInit()
         return false;
 
     // Create the main application window
         return false;
 
     // Create the main application window

-    MyFrame *frame = new MyFrame(_T("Drawing sample"),
-                                 wxPoint(50, 50), wxSize(550, 340));
+    MyFrame *frame = new MyFrame(wxT("Drawing sample"),
+                                 wxDefaultPosition, wxSize(550, 840));

 
 

-    // Show it and tell the application that it's our main window
+    // Show it

     frame->Show(true);
     frame->Show(true);

-    SetTopWindow(frame);

 
     if ( !LoadImages() )
     {
 
     if ( !LoadImages() )
     {


@@ -393,33 +356,22 @@ bool MyApp::OnInit()
                    wxT("for this sample from the current or parent ")
                    wxT("directory, please copy them there."));
 
                    wxT("for this sample from the current or parent ")
                    wxT("directory, please copy them there."));
 

-        // stop here
-        DeleteBitmaps();
-
-        return false;
+        // still continue, the sample can be used without images too if they're
+        // missing for whatever reason

     }
 
     }
 

-    // ok, continue

     return true;
 }
 
 void MyApp::DeleteBitmaps()
 {
     return true;
 }
 
 void MyApp::DeleteBitmaps()
 {

-    delete gs_bmpNoMask;
-    delete gs_bmpWithColMask;
-    delete gs_bmpMask;
-    delete gs_bmpWithMask;
-    delete gs_bmp4;
-    delete gs_bmp4_mono;
-    delete gs_bmp36;
-
-    gs_bmpNoMask = NULL;
-    gs_bmpWithColMask = NULL;
-    gs_bmpMask = NULL;
-    gs_bmpWithMask = NULL;
-    gs_bmp4 = NULL;
-    gs_bmp4_mono = NULL;
-    gs_bmp36 = NULL;
+    wxDELETE(gs_bmpNoMask);
+    wxDELETE(gs_bmpWithColMask);
+    wxDELETE(gs_bmpMask);
+    wxDELETE(gs_bmpWithMask);
+    wxDELETE(gs_bmp4);
+    wxDELETE(gs_bmp4_mono);
+    wxDELETE(gs_bmp36);

 }
 
 // ----------------------------------------------------------------------------
 }
 
 // ----------------------------------------------------------------------------


@@ -442,7 +394,7 @@ MyCanvas::MyCanvas(MyFrame *parent)
                            wxHSCROLL | wxVSCROLL | wxNO_FULL_REPAINT_ON_RESIZE)
 {
     m_owner = parent;
                            wxHSCROLL | wxVSCROLL | wxNO_FULL_REPAINT_ON_RESIZE)
 {
     m_owner = parent;

-    m_show = Show_Default;
+    m_show = File_ShowDefault;

     m_smile_bmp = wxBitmap(smile_xpm);
     m_std_icon = wxArtProvider::GetIcon(wxART_INFORMATION);
     m_clip = false;
     m_smile_bmp = wxBitmap(smile_xpm);
     m_std_icon = wxArtProvider::GetIcon(wxART_INFORMATION);
     m_clip = false;


@@ -462,22 +414,37 @@ void MyCanvas::DrawTestBrushes(wxDC& dc)
 
     dc.SetBrush(wxBrush(*wxGREEN, wxSOLID));
     dc.DrawRectangle(x, y, WIDTH, HEIGHT);
 
     dc.SetBrush(wxBrush(*wxGREEN, wxSOLID));
     dc.DrawRectangle(x, y, WIDTH, HEIGHT);

-    dc.DrawText(_T("Solid green"), x + 10, y + 10);
+    dc.DrawText(wxT("Solid green"), x + 10, y + 10);

 
     y += HEIGHT;
     dc.SetBrush(wxBrush(*wxRED, wxCROSSDIAG_HATCH));
     dc.DrawRectangle(x, y, WIDTH, HEIGHT);
 
     y += HEIGHT;
     dc.SetBrush(wxBrush(*wxRED, wxCROSSDIAG_HATCH));
     dc.DrawRectangle(x, y, WIDTH, HEIGHT);

-    dc.DrawText(_T("Hatched red"), x + 10, y + 10);
+    dc.DrawText(wxT("Diagonally hatched red"), x + 10, y + 10);
+
+    y += HEIGHT;
+    dc.SetBrush(wxBrush(*wxBLUE, wxCROSS_HATCH));
+    dc.DrawRectangle(x, y, WIDTH, HEIGHT);
+    dc.DrawText(wxT("Cross hatched blue"), x + 10, y + 10);
+
+    y += HEIGHT;
+    dc.SetBrush(wxBrush(*wxCYAN, wxVERTICAL_HATCH));
+    dc.DrawRectangle(x, y, WIDTH, HEIGHT);
+    dc.DrawText(wxT("Vertically hatched cyan"), x + 10, y + 10);
+
+    y += HEIGHT;
+    dc.SetBrush(wxBrush(*wxBLACK, wxHORIZONTAL_HATCH));
+    dc.DrawRectangle(x, y, WIDTH, HEIGHT);
+    dc.DrawText(wxT("Horizontally hatched black"), x + 10, y + 10);

 
     y += HEIGHT;
     dc.SetBrush(wxBrush(*gs_bmpMask));
     dc.DrawRectangle(x, y, WIDTH, HEIGHT);
 
     y += HEIGHT;
     dc.SetBrush(wxBrush(*gs_bmpMask));
     dc.DrawRectangle(x, y, WIDTH, HEIGHT);

-    dc.DrawText(_T("Stipple mono"), x + 10, y + 10);
+    dc.DrawText(wxT("Stipple mono"), x + 10, y + 10);

 
     y += HEIGHT;
     dc.SetBrush(wxBrush(*gs_bmpNoMask));
     dc.DrawRectangle(x, y, WIDTH, HEIGHT);
 
     y += HEIGHT;
     dc.SetBrush(wxBrush(*gs_bmpNoMask));
     dc.DrawRectangle(x, y, WIDTH, HEIGHT);

-    dc.DrawText(_T("Stipple colour"), x + 10, y + 10);
+    dc.DrawText(wxT("Stipple colour"), x + 10, y + 10);

 }
 
 void MyCanvas::DrawTestPoly(wxDC& dc)
 }
 
 void MyCanvas::DrawTestPoly(wxDC& dc)


@@ -492,11 +459,11 @@ void MyCanvas::DrawTestPoly(wxDC& dc)
     star[3] = wxPoint(40, 100);
     star[4] = wxPoint(140, 150);
 
     star[3] = wxPoint(40, 100);
     star[4] = wxPoint(140, 150);
 

-    dc.DrawText(_T("You should see two (irregular) stars below, the left one ")
-                _T("hatched"), 10, 10);
-    dc.DrawText(_T("except for the central region and the right ")
-                _T("one entirely hatched"), 10, 30);
-    dc.DrawText(_T("The third star only has a hatched outline"), 10, 50);
+    dc.DrawText(wxT("You should see two (irregular) stars below, the left one ")
+                wxT("hatched"), 10, 10);
+    dc.DrawText(wxT("except for the central region and the right ")
+                wxT("one entirely hatched"), 10, 30);
+    dc.DrawText(wxT("The third star only has a hatched outline"), 10, 50);

 
     dc.DrawPolygon(WXSIZEOF(star), star, 0, 30);
     dc.DrawPolygon(WXSIZEOF(star), star, 160, 30, wxWINDING_RULE);
 
     dc.DrawPolygon(WXSIZEOF(star), star, 0, 30);
     dc.DrawPolygon(WXSIZEOF(star), star, 160, 30, wxWINDING_RULE);


@@ -524,7 +491,7 @@ void MyCanvas::DrawTestLines( int x, int y, int width, wxDC &dc )
     dc.DrawText(wxString::Format(wxT("Testing lines of width %d"), width), x + 10, y - 10);
     dc.DrawRectangle( x+10, y+10, 100, 190 );
 
     dc.DrawText(wxString::Format(wxT("Testing lines of width %d"), width), x + 10, y - 10);
     dc.DrawRectangle( x+10, y+10, 100, 190 );
 

-    dc.DrawText(_T("Solid/dot/short dash/long dash/dot dash"), x + 150, y + 10);
+    dc.DrawText(wxT("Solid/dot/short dash/long dash/dot dash"), x + 150, y + 10);

     dc.SetPen( wxPen( wxT("black"), width, wxSOLID) );
     dc.DrawLine( x+20, y+20, 100, y+20 );
     dc.SetPen( wxPen( wxT("black"), width, wxDOT) );
     dc.SetPen( wxPen( wxT("black"), width, wxSOLID) );
     dc.DrawLine( x+20, y+20, 100, y+20 );
     dc.SetPen( wxPen( wxT("black"), width, wxDOT) );


@@ -536,7 +503,7 @@ void MyCanvas::DrawTestLines( int x, int y, int width, wxDC &dc )
     dc.SetPen( wxPen( wxT("black"), width, wxDOT_DASH) );
     dc.DrawLine( x+20, y+60, 100, y+60 );
 
     dc.SetPen( wxPen( wxT("black"), width, wxDOT_DASH) );
     dc.DrawLine( x+20, y+60, 100, y+60 );
 

-    dc.DrawText(_T("Misc hatches"), x + 150, y + 70);
+    dc.DrawText(wxT("Misc hatches"), x + 150, y + 70);

     dc.SetPen( wxPen( wxT("black"), width, wxBDIAGONAL_HATCH) );
     dc.DrawLine( x+20, y+70, 100, y+70 );
     dc.SetPen( wxPen( wxT("black"), width, wxCROSSDIAG_HATCH) );
     dc.SetPen( wxPen( wxT("black"), width, wxBDIAGONAL_HATCH) );
     dc.DrawLine( x+20, y+70, 100, y+70 );
     dc.SetPen( wxPen( wxT("black"), width, wxCROSSDIAG_HATCH) );


@@ -550,7 +517,7 @@ void MyCanvas::DrawTestLines( int x, int y, int width, wxDC &dc )
     dc.SetPen( wxPen( wxT("black"), width, wxVERTICAL_HATCH) );
     dc.DrawLine( x+20, y+120, 100, y+120 );
 
     dc.SetPen( wxPen( wxT("black"), width, wxVERTICAL_HATCH) );
     dc.DrawLine( x+20, y+120, 100, y+120 );
 

-    dc.DrawText(_T("User dash"), x + 150, y + 140);
+    dc.DrawText(wxT("User dash"), x + 150, y + 140);

     wxPen ud( wxT("black"), width, wxUSER_DASH );
     wxDash dash1[6];
     dash1[0] = 8;  // Long dash  <---------+
     wxPen ud( wxT("black"), width, wxUSER_DASH );
     wxDash dash1[6];
     dash1[0] = 8;  // Long dash  <---------+


@@ -787,8 +754,8 @@ void MyCanvas::DrawText(wxDC& dc)
 {
     // set underlined font for testing
     dc.SetFont( wxFont(12, wxMODERN, wxNORMAL, wxNORMAL, true) );
 {
     // set underlined font for testing
     dc.SetFont( wxFont(12, wxMODERN, wxNORMAL, wxNORMAL, true) );

-    dc.DrawText( _T("This is text"), 110, 10 );
-    dc.DrawRotatedText( _T("That is text"), 20, 10, -45 );
+    dc.DrawText( wxT("This is text"), 110, 10 );
+    dc.DrawRotatedText( wxT("That is text"), 20, 10, -45 );

 
     // use wxSWISS_FONT and not wxNORMAL_FONT as the latter can't be rotated
     // under Win9x (it is not TrueType)
 
     // use wxSWISS_FONT and not wxNORMAL_FONT as the latter can't be rotated
     // under Win9x (it is not TrueType)


@@ -805,13 +772,13 @@ void MyCanvas::DrawText(wxDC& dc)
 
     dc.SetFont( wxFont( 18, wxSWISS, wxNORMAL, wxNORMAL ) );
 
 
     dc.SetFont( wxFont( 18, wxSWISS, wxNORMAL, wxNORMAL ) );
 

-    dc.DrawText( _T("This is Swiss 18pt text."), 110, 40 );
+    dc.DrawText( wxT("This is Swiss 18pt text."), 110, 40 );

 
     wxCoord length;
     wxCoord height;
     wxCoord descent;
 
     wxCoord length;
     wxCoord height;
     wxCoord descent;

-    dc.GetTextExtent( _T("This is Swiss 18pt text."), &length, &height, &descent );
-    text.Printf( wxT("Dimensions are length %ld, height %ld, descent %ld"), length, height, descent );
+    dc.GetTextExtent( wxT("This is Swiss 18pt text."), &length, &height, &descent );
+    text.Printf( wxT("Dimensions are length %d, height %d, descent %d"), length, height, descent );

     dc.DrawText( text, 110, 80 );
 
     text.Printf( wxT("CharHeight() returns: %d"), dc.GetCharHeight() );
     dc.DrawText( text, 110, 80 );
 
     text.Printf( wxT("CharHeight() returns: %d"), dc.GetCharHeight() );


@@ -822,26 +789,29 @@ void MyCanvas::DrawText(wxDC& dc)
     // test the logical function effect
     wxCoord y = 150;
     dc.SetLogicalFunction(wxINVERT);
     // test the logical function effect
     wxCoord y = 150;
     dc.SetLogicalFunction(wxINVERT);

-    dc.DrawText( _T("There should be no text below"), 110, 150 );
+    // text drawing should ignore logical function
+    dc.DrawText( wxT("There should be a text below"), 110, 150 );

     dc.DrawRectangle( 110, y, 100, height );
 
     dc.DrawRectangle( 110, y, 100, height );
 

-    // twice drawn inverted should result in invisible

     y += height;
     y += height;

-    dc.DrawText( _T("Invisible text"), 110, y );
+    dc.DrawText( wxT("Visible text"), 110, y );

     dc.DrawRectangle( 110, y, 100, height );
     dc.DrawRectangle( 110, y, 100, height );

-    dc.DrawText( _T("Invisible text"), 110, y );
+    dc.DrawText( wxT("Visible text"), 110, y );

     dc.DrawRectangle( 110, y, 100, height );
     dc.SetLogicalFunction(wxCOPY);
 
     y += height;
     dc.DrawRectangle( 110, y, 100, height );
     dc.DrawRectangle( 110, y, 100, height );
     dc.SetLogicalFunction(wxCOPY);
 
     y += height;
     dc.DrawRectangle( 110, y, 100, height );

-    dc.DrawText( _T("Visible text"), 110, y );
+    dc.DrawText( wxT("Another visible text"), 110, y );
+
+    y += height;
+    dc.DrawText("And\nmore\ntext on\nmultiple\nlines", 110, y);

 }
 
 static const struct
 {
     const wxChar *name;
 }
 
 static const struct
 {
     const wxChar *name;

-    int           rop;
+    wxRasterOperationMode rop;

 } rasterOperations[] =
 {
     { wxT("wxAND"),          wxAND           },
 } rasterOperations[] =
 {
     { wxT("wxAND"),          wxAND           },


@@ -863,13 +833,13 @@ static const struct
 
 void MyCanvas::DrawImages(wxDC& dc, DrawMode mode)
 {
 
 void MyCanvas::DrawImages(wxDC& dc, DrawMode mode)
 {

-    dc.DrawText(_T("original image"), 0, 0);
+    dc.DrawText(wxT("original image"), 0, 0);

     dc.DrawBitmap(*gs_bmpNoMask, 0, 20, 0);
     dc.DrawBitmap(*gs_bmpNoMask, 0, 20, 0);

-    dc.DrawText(_T("with colour mask"), 0, 100);
+    dc.DrawText(wxT("with colour mask"), 0, 100);

     dc.DrawBitmap(*gs_bmpWithColMask, 0, 120, true);
     dc.DrawBitmap(*gs_bmpWithColMask, 0, 120, true);

-    dc.DrawText(_T("the mask image"), 0, 200);
+    dc.DrawText(wxT("the mask image"), 0, 200);

     dc.DrawBitmap(*gs_bmpMask, 0, 220, 0);
     dc.DrawBitmap(*gs_bmpMask, 0, 220, 0);

-    dc.DrawText(_T("masked image"), 0, 300);
+    dc.DrawText(wxT("masked image"), 0, 300);

     dc.DrawBitmap(*gs_bmpWithMask, 0, 320, true);
 
     int cx = gs_bmpWithColMask->GetWidth(),
     dc.DrawBitmap(*gs_bmpWithMask, 0, 320, true);
 
     int cx = gs_bmpWithColMask->GetWidth(),


@@ -933,7 +903,7 @@ void MyCanvas::DrawWithLogicalOps(wxDC& dc)
 
 #if wxUSE_GRAPHICS_CONTEXT
 #ifdef __WXGTK20__
 
 #if wxUSE_GRAPHICS_CONTEXT
 #ifdef __WXGTK20__

-void MyCanvas::DrawAlpha(wxDC& no_dc)
+void MyCanvas::DrawAlpha(wxDC& WXUNUSED(dummyDC))

 #else
 void MyCanvas::DrawAlpha(wxDC& dc)
 #endif
 #else
 void MyCanvas::DrawAlpha(wxDC& dc)
 #endif


@@ -994,7 +964,7 @@ void MyCanvas::DrawGraphics(wxGraphicsContext* gc)
 {
     wxFont font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
     gc->SetFont(font,*wxBLACK);
 {
     wxFont font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
     gc->SetFont(font,*wxBLACK);

-    
+

     // make a path that contains a circle and some lines, centered at 0,0
     wxGraphicsPath path = gc->CreatePath() ;
     path.AddCircle( 0, 0, BASE2 );
     // make a path that contains a circle and some lines, centered at 0,0
     wxGraphicsPath path = gc->CreatePath() ;
     path.AddCircle( 0, 0, BASE2 );


@@ -1004,14 +974,14 @@ void MyCanvas::DrawGraphics(wxGraphicsContext* gc)
     path.AddLineToPoint(BASE2, 0);
     path.CloseSubpath();
     path.AddRectangle(-BASE4, -BASE4/2, BASE2, BASE4);
     path.AddLineToPoint(BASE2, 0);
     path.CloseSubpath();
     path.AddRectangle(-BASE4, -BASE4/2, BASE2, BASE4);

-    
+

     // Now use that path to demonstrate various capbilites of the grpahics context
     // Now use that path to demonstrate various capbilites of the grpahics context

-    gc->PushState(); // save current translation/scale/other state 
+    gc->PushState(); // save current translation/scale/other state

     gc->Translate(60, 75); // reposition the context origin
 
     gc->SetPen(wxPen("navy", 1));
     gc->SetBrush(wxBrush("pink"));
     gc->Translate(60, 75); // reposition the context origin
 
     gc->SetPen(wxPen("navy", 1));
     gc->SetBrush(wxBrush("pink"));

-    
+

     for( int i = 0 ; i < 3 ; ++i )
     {
         wxString label;
     for( int i = 0 ; i < 3 ; ++i )
     {
         wxString label;


@@ -1044,11 +1014,11 @@ void MyCanvas::DrawGraphics(wxGraphicsContext* gc)
         }
         gc->Translate(2*BASE, 0);
     }
         }
         gc->Translate(2*BASE, 0);
     }

-            
+

     gc->PopState(); // restore saved state
     gc->PushState(); // save it again
     gc->Translate(60, 200); // offset to the lower part of the window
     gc->PopState(); // restore saved state
     gc->PushState(); // save it again
     gc->Translate(60, 200); // offset to the lower part of the window

-        
+

     gc->DrawText("Scale", 0, -BASE2);
     gc->Translate(0, 20);
 
     gc->DrawText("Scale", 0, -BASE2);
     gc->Translate(0, 20);
 


@@ -1056,14 +1026,14 @@ void MyCanvas::DrawGraphics(wxGraphicsContext* gc)
     for( int i = 0 ; i < 8 ; ++i )
     {
         gc->Scale(1.08, 1.08); // increase scale by 8%
     for( int i = 0 ; i < 8 ; ++i )
     {
         gc->Scale(1.08, 1.08); // increase scale by 8%

-        gc->Translate(5,5);    
+        gc->Translate(5,5);

         gc->DrawPath(path);
     }
 
     gc->PopState(); // restore saved state
     gc->PushState(); // save it again
         gc->DrawPath(path);
     }
 
     gc->PopState(); // restore saved state
     gc->PushState(); // save it again

-    gc->Translate(400, 200); 
-    
+    gc->Translate(400, 200);
+

     gc->DrawText("Rotate", 0, -BASE2);
 
     // Move the origin over to the next location
     gc->DrawText("Rotate", 0, -BASE2);
 
     // Move the origin over to the next location


@@ -1073,16 +1043,16 @@ void MyCanvas::DrawGraphics(wxGraphicsContext* gc)
     // and changing colors as we go
     for ( int angle = 0 ; angle < 360 ; angle += 30 )
     {
     // and changing colors as we go
     for ( int angle = 0 ; angle < 360 ; angle += 30 )
     {

-        gc->PushState(); // save this new current state so we can 
+        gc->PushState(); // save this new current state so we can

         //  pop back to it at the end of the loop
         wxImage::RGBValue val = wxImage::HSVtoRGB(wxImage::HSVValue(float(angle)/360, 1, 1));
         gc->SetBrush(wxBrush(wxColour(val.red, val.green, val.blue, 64)));
         gc->SetPen(wxPen(wxColour(val.red, val.green, val.blue, 128)));
         //  pop back to it at the end of the loop
         wxImage::RGBValue val = wxImage::HSVtoRGB(wxImage::HSVValue(float(angle)/360, 1, 1));
         gc->SetBrush(wxBrush(wxColour(val.red, val.green, val.blue, 64)));
         gc->SetPen(wxPen(wxColour(val.red, val.green, val.blue, 128)));

-        
+

         // use translate to artfully reposition each drawn path
         gc->Translate(1.5 * BASE2 * cos(DegToRad(angle)),
                      1.5 * BASE2 * sin(DegToRad(angle)));
         // use translate to artfully reposition each drawn path
         gc->Translate(1.5 * BASE2 * cos(DegToRad(angle)),
                      1.5 * BASE2 * sin(DegToRad(angle)));

-                     
+

         // use Rotate to rotate the path
         gc->Rotate(DegToRad(angle));
 
         // use Rotate to rotate the path
         gc->Rotate(DegToRad(angle));
 


@@ -1091,8 +1061,15 @@ void MyCanvas::DrawGraphics(wxGraphicsContext* gc)
         gc->PopState();
     }
     gc->PopState();
         gc->PopState();
     }
     gc->PopState();

+
+    gc->PushState();
+    gc->Translate(60, 400);
+    gc->DrawText("Scaled smiley inside a square", 0, 0);
+    gc->DrawRectangle(BASE2, BASE2, 100, 100);
+    gc->DrawBitmap(m_smile_bmp, BASE2, BASE2, 100, 100);
+    gc->PopState();

 }
 }

-#endif
+#endif // wxUSE_GRAPHICS_CONTEXT

 
 void MyCanvas::DrawCircles(wxDC& dc)
 {
 
 void MyCanvas::DrawCircles(wxDC& dc)
 {


@@ -1103,19 +1080,19 @@ void MyCanvas::DrawCircles(wxDC& dc)
     dc.SetPen( *wxRED_PEN );
     dc.SetBrush( *wxGREEN_BRUSH );
 
     dc.SetPen( *wxRED_PEN );
     dc.SetBrush( *wxGREEN_BRUSH );
 

-    dc.DrawText(_T("Some circles"), 0, y);
+    dc.DrawText(wxT("Some circles"), 0, y);

     dc.DrawCircle(x, y, r);
     dc.DrawCircle(x + 2*r, y, r);
     dc.DrawCircle(x + 4*r, y, r);
 
     y += 2*r;
     dc.DrawCircle(x, y, r);
     dc.DrawCircle(x + 2*r, y, r);
     dc.DrawCircle(x + 4*r, y, r);
 
     y += 2*r;

-    dc.DrawText(_T("And ellipses"), 0, y);
+    dc.DrawText(wxT("And ellipses"), 0, y);

     dc.DrawEllipse(x - r, y, 2*r, r);
     dc.DrawEllipse(x + r, y, 2*r, r);
     dc.DrawEllipse(x + 3*r, y, 2*r, r);
 
     y += 2*r;
     dc.DrawEllipse(x - r, y, 2*r, r);
     dc.DrawEllipse(x + r, y, 2*r, r);
     dc.DrawEllipse(x + 3*r, y, 2*r, r);
 
     y += 2*r;

-    dc.DrawText(_T("And arcs"), 0, y);
+    dc.DrawText(wxT("And arcs"), 0, y);

     dc.DrawArc(x - r, y, x + r, y, x, y);
     dc.DrawArc(x + 4*r, y, x + 2*r, y, x + 3*r, y);
     dc.DrawArc(x + 5*r, y, x + 5*r, y, x + 6*r, y);
     dc.DrawArc(x - r, y, x + r, y, x, y);
     dc.DrawArc(x + 4*r, y, x + 2*r, y, x + 3*r, y);
     dc.DrawArc(x + 5*r, y, x + 5*r, y, x + 6*r, y);


@@ -1132,19 +1109,19 @@ void MyCanvas::DrawCircles(wxDC& dc)
     dc.SetBrush( *wxTRANSPARENT_BRUSH );
 
     y += 2*r;
     dc.SetBrush( *wxTRANSPARENT_BRUSH );
 
     y += 2*r;

-    dc.DrawText(_T("Some circles"), 0, y);
+    dc.DrawText(wxT("Some circles"), 0, y);

     dc.DrawCircle(x, y, r);
     dc.DrawCircle(x + 2*r, y, r);
     dc.DrawCircle(x + 4*r, y, r);
 
     y += 2*r;
     dc.DrawCircle(x, y, r);
     dc.DrawCircle(x + 2*r, y, r);
     dc.DrawCircle(x + 4*r, y, r);
 
     y += 2*r;

-    dc.DrawText(_T("And ellipses"), 0, y);
+    dc.DrawText(wxT("And ellipses"), 0, y);

     dc.DrawEllipse(x - r, y, 2*r, r);
     dc.DrawEllipse(x + r, y, 2*r, r);
     dc.DrawEllipse(x + 3*r, y, 2*r, r);
 
     y += 2*r;
     dc.DrawEllipse(x - r, y, 2*r, r);
     dc.DrawEllipse(x + r, y, 2*r, r);
     dc.DrawEllipse(x + 3*r, y, 2*r, r);
 
     y += 2*r;

-    dc.DrawText(_T("And arcs"), 0, y);
+    dc.DrawText(wxT("And arcs"), 0, y);

     dc.DrawArc(x - r, y, x + r, y, x, y);
     dc.DrawArc(x + 4*r, y, x + 2*r, y, x + 3*r, y);
     dc.DrawArc(x + 5*r, y, x + 5*r, y, x + 6*r, y);
     dc.DrawArc(x - r, y, x + r, y, x, y);
     dc.DrawArc(x + 4*r, y, x + 2*r, y, x + 3*r, y);
     dc.DrawArc(x + 5*r, y, x + 5*r, y, x + 6*r, y);


@@ -1160,7 +1137,7 @@ void MyCanvas::DrawCircles(wxDC& dc)
 void MyCanvas::DrawSplines(wxDC& dc)
 {
 #if wxUSE_SPLINES
 void MyCanvas::DrawSplines(wxDC& dc)
 {
 #if wxUSE_SPLINES

-    dc.DrawText(_T("Some splines"), 10, 5);
+    dc.DrawText(wxT("Some splines"), 10, 5);

 
     // values are hardcoded rather than randomly generated
     // so the output can be compared between native
 
     // values are hardcoded rather than randomly generated
     // so the output can be compared between native


@@ -1241,7 +1218,7 @@ void MyCanvas::DrawSplines(wxDC& dc)
     }
 
 #else
     }
 
 #else

-    dc.DrawText(_T("Splines not supported."), 10, 5);
+    dc.DrawText(wxT("Splines not supported."), 10, 5);

 #endif
 }
 
 #endif
 }
 


@@ -1251,44 +1228,45 @@ void MyCanvas::DrawGradients(wxDC& dc)
 
     // LHS: linear
     wxRect r(10, 10, 50, 50);
 
     // LHS: linear
     wxRect r(10, 10, 50, 50);

-    dc.DrawText(_T("wxRIGHT"), r.x, r.y);
+    dc.DrawText(wxT("wxRIGHT"), r.x, r.y);

     r.Offset(0, TEXT_HEIGHT);
     dc.GradientFillLinear(r, *wxWHITE, *wxBLUE, wxRIGHT);
 
     r.Offset(0, r.height + 10);
     r.Offset(0, TEXT_HEIGHT);
     dc.GradientFillLinear(r, *wxWHITE, *wxBLUE, wxRIGHT);
 
     r.Offset(0, r.height + 10);

-    dc.DrawText(_T("wxLEFT"), r.x, r.y);
+    dc.DrawText(wxT("wxLEFT"), r.x, r.y);

     r.Offset(0, TEXT_HEIGHT);
     dc.GradientFillLinear(r, *wxWHITE, *wxBLUE, wxLEFT);
 
     r.Offset(0, r.height + 10);
     r.Offset(0, TEXT_HEIGHT);
     dc.GradientFillLinear(r, *wxWHITE, *wxBLUE, wxLEFT);
 
     r.Offset(0, r.height + 10);

-    dc.DrawText(_T("wxDOWN"), r.x, r.y);
+    dc.DrawText(wxT("wxDOWN"), r.x, r.y);

     r.Offset(0, TEXT_HEIGHT);
     dc.GradientFillLinear(r, *wxWHITE, *wxBLUE, wxDOWN);
 
     r.Offset(0, r.height + 10);
     r.Offset(0, TEXT_HEIGHT);
     dc.GradientFillLinear(r, *wxWHITE, *wxBLUE, wxDOWN);
 
     r.Offset(0, r.height + 10);

-    dc.DrawText(_T("wxUP"), r.x, r.y);
+    dc.DrawText(wxT("wxUP"), r.x, r.y);

     r.Offset(0, TEXT_HEIGHT);
     dc.GradientFillLinear(r, *wxWHITE, *wxBLUE, wxUP);
 
     r.Offset(0, TEXT_HEIGHT);
     dc.GradientFillLinear(r, *wxWHITE, *wxBLUE, wxUP);
 

+    wxRect  gfr = wxRect(r);

 
     // RHS: concentric
     r = wxRect(200, 10, 50, 50);
 
     // RHS: concentric
     r = wxRect(200, 10, 50, 50);

-    dc.DrawText(_T("Blue inside"), r.x, r.y);
+    dc.DrawText(wxT("Blue inside"), r.x, r.y);

     r.Offset(0, TEXT_HEIGHT);
     dc.GradientFillConcentric(r, *wxBLUE, *wxWHITE);
 
     r.Offset(0, r.height + 10);
     r.Offset(0, TEXT_HEIGHT);
     dc.GradientFillConcentric(r, *wxBLUE, *wxWHITE);
 
     r.Offset(0, r.height + 10);

-    dc.DrawText(_T("White inside"), r.x, r.y);
+    dc.DrawText(wxT("White inside"), r.x, r.y);

     r.Offset(0, TEXT_HEIGHT);
     dc.GradientFillConcentric(r, *wxWHITE, *wxBLUE);
 
     r.Offset(0, r.height + 10);
     r.Offset(0, TEXT_HEIGHT);
     dc.GradientFillConcentric(r, *wxWHITE, *wxBLUE);
 
     r.Offset(0, r.height + 10);

-    dc.DrawText(_T("Blue in top left corner"), r.x, r.y);
+    dc.DrawText(wxT("Blue in top left corner"), r.x, r.y);

     r.Offset(0, TEXT_HEIGHT);
     dc.GradientFillConcentric(r, *wxBLUE, *wxWHITE, wxPoint(0, 0));
 
     r.Offset(0, r.height + 10);
     r.Offset(0, TEXT_HEIGHT);
     dc.GradientFillConcentric(r, *wxBLUE, *wxWHITE, wxPoint(0, 0));
 
     r.Offset(0, r.height + 10);

-    dc.DrawText(_T("Blue in bottom right corner"), r.x, r.y);
+    dc.DrawText(wxT("Blue in bottom right corner"), r.x, r.y);

     r.Offset(0, TEXT_HEIGHT);
     dc.GradientFillConcentric(r, *wxBLUE, *wxWHITE, wxPoint(r.width, r.height));
 
     r.Offset(0, TEXT_HEIGHT);
     dc.GradientFillConcentric(r, *wxBLUE, *wxWHITE, wxPoint(r.width, r.height));
 


@@ -1322,16 +1300,137 @@ void MyCanvas::DrawGradients(wxDC& dc)
     dc.DrawRectangle(r4);
     r4.Deflate(1);
     dc.GradientFillLinear(r4, wxColour(0,0,0), wxColour(0,255,0), wxWEST);
     dc.DrawRectangle(r4);
     r4.Deflate(1);
     dc.GradientFillLinear(r4, wxColour(0,0,0), wxColour(0,255,0), wxWEST);

+
+#if wxUSE_GRAPHICS_CONTEXT
+    if (m_useContext)
+    {
+        wxGCDC                      &gdc = (wxGCDC&)dc;
+        wxGraphicsContext           *gc = gdc.GetGraphicsContext();
+        wxGraphicsPath              pth;
+        wxGraphicsGradientStops     stops;
+
+        gfr.Offset(0, gfr.height + 10);
+        dc.DrawText(wxT("Linear Gradient with Stops"), gfr.x, gfr.y);
+        gfr.Offset(0, TEXT_HEIGHT);
+
+        stops = wxGraphicsGradientStops(wxColour(255,0,0), wxColour(0,0,255));
+        stops.Add(wxColour(255,255,0), 0.33f);
+        stops.Add(wxColour(0,255,0), 0.67f);
+
+        gc->SetBrush(gc->CreateLinearGradientBrush(gfr.x, gfr.y,
+                                                   gfr.x + gfr.width, gfr.y + gfr.height,
+                                                   stops));
+        pth = gc->CreatePath();
+        pth.MoveToPoint(gfr.x,gfr.y);
+        pth.AddLineToPoint(gfr.x + gfr.width,gfr.y);
+        pth.AddLineToPoint(gfr.x + gfr.width,gfr.y+gfr.height);
+        pth.AddLineToPoint(gfr.x,gfr.y+gfr.height);
+        pth.CloseSubpath();
+        gc->FillPath(pth);
+
+        gfr.Offset(0, gfr.height + 10);
+        dc.DrawText(wxT("Radial Gradient with Stops"), gfr.x, gfr.y);
+        gfr.Offset(0, TEXT_HEIGHT);
+
+        gc->SetBrush(gc->CreateRadialGradientBrush(gfr.x + gfr.width / 2,
+                                                   gfr.y + gfr.height / 2,
+                                                   gfr.x + gfr.width / 2,
+                                                   gfr.y + gfr.height / 2,
+                                                   gfr.width / 2,
+                                                   stops));
+        pth = gc->CreatePath();
+        pth.MoveToPoint(gfr.x,gfr.y);
+        pth.AddLineToPoint(gfr.x + gfr.width,gfr.y);
+        pth.AddLineToPoint(gfr.x + gfr.width,gfr.y+gfr.height);
+        pth.AddLineToPoint(gfr.x,gfr.y+gfr.height);
+        pth.CloseSubpath();
+        gc->FillPath(pth);
+
+        gfr.Offset(0, gfr.height + 10);
+        dc.DrawText(wxT("Linear Gradient with Stops and Gaps"), gfr.x, gfr.y);
+        gfr.Offset(0, TEXT_HEIGHT);
+
+        stops = wxGraphicsGradientStops(wxColour(255,0,0), wxColour(0,0,255));
+        stops.Add(wxColour(255,255,0), 0.33f);
+        stops.Add(wxTransparentColour, 0.33f);
+        stops.Add(wxTransparentColour, 0.67f);
+        stops.Add(wxColour(0,255,0), 0.67f);
+
+        gc->SetBrush(gc->CreateLinearGradientBrush(gfr.x, gfr.y + gfr.height,
+                                                   gfr.x + gfr.width, gfr.y,
+                                                   stops));
+        pth = gc->CreatePath();
+        pth.MoveToPoint(gfr.x,gfr.y);
+        pth.AddLineToPoint(gfr.x + gfr.width,gfr.y);
+        pth.AddLineToPoint(gfr.x + gfr.width,gfr.y+gfr.height);
+        pth.AddLineToPoint(gfr.x,gfr.y+gfr.height);
+        pth.CloseSubpath();
+        gc->FillPath(pth);
+
+        gfr.Offset(0, gfr.height + 10);
+        dc.DrawText(wxT("Radial Gradient with Stops and Gaps"), gfr.x, gfr.y);
+        gfr.Offset(0, TEXT_HEIGHT);
+
+        gc->SetBrush(gc->CreateRadialGradientBrush(gfr.x + gfr.width / 2,
+                                                   gfr.y + gfr.height / 2,
+                                                   gfr.x + gfr.width / 2,
+                                                   gfr.y + gfr.height / 2,
+                                                   gfr.width / 2,
+                                                   stops));
+        pth = gc->CreatePath();
+        pth.MoveToPoint(gfr.x,gfr.y);
+        pth.AddLineToPoint(gfr.x + gfr.width,gfr.y);
+        pth.AddLineToPoint(gfr.x + gfr.width,gfr.y+gfr.height);
+        pth.AddLineToPoint(gfr.x,gfr.y+gfr.height);
+        pth.CloseSubpath();
+        gc->FillPath(pth);
+
+        gfr.Offset(0, gfr.height + 10);
+        dc.DrawText(wxT("Gradients with Stops and Transparency"), gfr.x, gfr.y);
+        gfr.Offset(0, TEXT_HEIGHT);
+
+        stops = wxGraphicsGradientStops(wxColour(255,0,0), wxTransparentColour);
+        stops.Add(wxColour(255,0,0), 0.33f);
+        stops.Add(wxTransparentColour, 0.33f);
+        stops.Add(wxTransparentColour, 0.67f);
+        stops.Add(wxColour(0,0,255), 0.67f);
+        stops.Add(wxColour(0,0,255), 1.0f);
+
+        pth = gc->CreatePath();
+        pth.MoveToPoint(gfr.x,gfr.y);
+        pth.AddLineToPoint(gfr.x + gfr.width,gfr.y);
+        pth.AddLineToPoint(gfr.x + gfr.width,gfr.y+gfr.height);
+        pth.AddLineToPoint(gfr.x,gfr.y+gfr.height);
+        pth.CloseSubpath();
+
+        gc->SetBrush(gc->CreateRadialGradientBrush(gfr.x + gfr.width / 2,
+                                                   gfr.y + gfr.height / 2,
+                                                   gfr.x + gfr.width / 2,
+                                                   gfr.y + gfr.height / 2,
+                                                   gfr.width / 2,
+                                                   stops));
+        gc->FillPath(pth);
+
+        stops = wxGraphicsGradientStops(wxColour(255,0,0, 128), wxColour(0,0,255, 128));
+        stops.Add(wxColour(255,255,0,128), 0.33f);
+        stops.Add(wxColour(0,255,0,128), 0.67f);
+
+        gc->SetBrush(gc->CreateLinearGradientBrush(gfr.x, gfr.y,
+                                                   gfr.x + gfr.width, gfr.y,
+                                                   stops));
+        gc->FillPath(pth);
+    }
+#endif // wxUSE_GRAPHICS_CONTEXT

 }
 
 void MyCanvas::DrawRegions(wxDC& dc)
 {
 }
 
 void MyCanvas::DrawRegions(wxDC& dc)
 {

-    dc.DrawText(_T("You should see a red rect partly covered by a cyan one ")
-                _T("on the left"), 10, 5);
-    dc.DrawText(_T("and 5 smileys from which 4 are partially clipped on the right"),
+    dc.DrawText(wxT("You should see a red rect partly covered by a cyan one ")
+                wxT("on the left"), 10, 5);
+    dc.DrawText(wxT("and 5 smileys from which 4 are partially clipped on the right"),

                 10, 5 + dc.GetCharHeight());
                 10, 5 + dc.GetCharHeight());

-    dc.DrawText(_T("The second copy should be identical but right part of it ")
-                _T("should be offset by 10 pixels."),
+    dc.DrawText(wxT("The second copy should be identical but right part of it ")
+                wxT("should be offset by 10 pixels."),

                 10, 5 + 2*dc.GetCharHeight());
 
     DrawRegionsHelper(dc, 10, true);
                 10, 5 + 2*dc.GetCharHeight());
 
     DrawRegionsHelper(dc, 10, true);


@@ -1360,11 +1459,11 @@ void MyCanvas::DrawRegionsHelper(wxDC& dc, wxCoord x, bool firstTime)
     dc.DestroyClippingRegion();
 
     wxRegion region(x + 110, y + 20, 100, 270);
     dc.DestroyClippingRegion();
 
     wxRegion region(x + 110, y + 20, 100, 270);

-#if !defined(__WXMOTIF__) && !defined(__WXMAC__)
+#if !defined(__WXMOTIF__)

     if ( !firstTime )
         region.Offset(10, 10);
 #endif
     if ( !firstTime )
         region.Offset(10, 10);
 #endif

-    dc.SetClippingRegion(region);
+    dc.SetDeviceClippingRegion(region);

 
     dc.SetBrush( *wxGREY_BRUSH );
     dc.DrawRectangle( x, y, 310, 310 );
 
     dc.SetBrush( *wxGREY_BRUSH );
     dc.DrawRectangle( x, y, 310, 310 );


@@ -1433,63 +1532,63 @@ void MyCanvas::OnPaint(wxPaintEvent &WXUNUSED(event))
 
     switch ( m_show )
     {
 
     switch ( m_show )
     {

-        case Show_Default:
+        case File_ShowDefault:

             DrawDefault(dc);
             break;
 
             DrawDefault(dc);
             break;
 

-        case Show_Circles:
+        case File_ShowCircles:

             DrawCircles(dc);
             break;
 
             DrawCircles(dc);
             break;
 

-        case Show_Splines:
+        case File_ShowSplines:

             DrawSplines(dc);
             break;
 
             DrawSplines(dc);
             break;
 

-        case Show_Regions:
+        case File_ShowRegions:

             DrawRegions(dc);
             break;
 
             DrawRegions(dc);
             break;
 

-        case Show_Text:
+        case File_ShowText:

             DrawText(dc);
             break;
 
             DrawText(dc);
             break;
 

-        case Show_Lines:
+        case File_ShowLines:

             DrawTestLines( 0, 100, 0, dc );
             DrawTestLines( 0, 320, 1, dc );
             DrawTestLines( 0, 540, 2, dc );
             DrawTestLines( 0, 760, 6, dc );
             break;
 
             DrawTestLines( 0, 100, 0, dc );
             DrawTestLines( 0, 320, 1, dc );
             DrawTestLines( 0, 540, 2, dc );
             DrawTestLines( 0, 760, 6, dc );
             break;
 

-        case Show_Brushes:
+        case File_ShowBrushes:

             DrawTestBrushes(dc);
             break;
 
             DrawTestBrushes(dc);
             break;
 

-        case Show_Polygons:
+        case File_ShowPolygons:

             DrawTestPoly(dc);
             break;
 
             DrawTestPoly(dc);
             break;
 

-        case Show_Mask:
+        case File_ShowMask:

             DrawImages(dc, Draw_Normal);
             break;
 
             DrawImages(dc, Draw_Normal);
             break;
 

-        case Show_Mask_Stretch:
+        case File_ShowMaskStretch:

             DrawImages(dc, Draw_Stretch);
             break;
 
             DrawImages(dc, Draw_Stretch);
             break;
 

-        case Show_Ops:
+        case File_ShowOps:

             DrawWithLogicalOps(dc);
             break;
 
 #if wxUSE_GRAPHICS_CONTEXT
             DrawWithLogicalOps(dc);
             break;
 
 #if wxUSE_GRAPHICS_CONTEXT

-        case Show_Alpha:
+        case File_ShowAlpha:

             DrawAlpha(dc);
             break;
             DrawAlpha(dc);
             break;

-        case Show_Graphics:
+        case File_ShowGraphics:

             DrawGraphics(gdc.GetGraphicsContext());
             break;
 #endif
 
             DrawGraphics(gdc.GetGraphicsContext());
             break;
 #endif
 

-        case Show_Gradient:
+        case File_ShowGradients:

             DrawGradients(dc);
             break;
 
             DrawGradients(dc);
             break;
 


@@ -1513,7 +1612,7 @@ void MyCanvas::OnMouseMove(wxMouseEvent &event)
         str.Printf( wxT("Current mouse position: %d,%d"), (int)x, (int)y );
         m_owner->SetStatusText( str );
     }
         str.Printf( wxT("Current mouse position: %d,%d"), (int)x, (int)y );
         m_owner->SetStatusText( str );
     }

-    
+

     if ( m_rubberBand )
     {
         int x,y, xx, yy ;
     if ( m_rubberBand )
     {
         int x,y, xx, yy ;


@@ -1527,7 +1626,7 @@ void MyCanvas::OnMouseMove(wxMouseEvent &event)
 
         wxDCOverlay overlaydc( m_overlay, &dc );
         overlaydc.Clear();
 
         wxDCOverlay overlaydc( m_overlay, &dc );
         overlaydc.Clear();

-#if __WXMAC__
+#ifdef __WXMAC__

         dc.SetPen( *wxGREY_PEN );
         dc.SetBrush( wxColour( 192,192,192,64 ) );
 #else
         dc.SetPen( *wxGREY_PEN );
         dc.SetBrush( wxColour( 192,192,192,64 ) );
 #else


@@ -1543,8 +1642,8 @@ void MyCanvas::OnMouseMove(wxMouseEvent &event)
 
 void MyCanvas::OnMouseDown(wxMouseEvent &event)
 {
 
 void MyCanvas::OnMouseDown(wxMouseEvent &event)
 {

-       int x,y,xx,yy ;
-       event.GetPosition(&x,&y);
+    int x,y,xx,yy ;
+    event.GetPosition(&x,&y);

     CalcUnscrolledPosition( x, y, &xx, &yy );
     m_anchorpoint = wxPoint( xx , yy ) ;
     m_currentpoint = m_anchorpoint ;
     CalcUnscrolledPosition( x, y, &xx, &yy );
     m_anchorpoint = wxPoint( xx , yy ) ;
     m_currentpoint = m_anchorpoint ;


@@ -1556,6 +1655,7 @@ void MyCanvas::OnMouseUp(wxMouseEvent &event)
 {
     if ( m_rubberBand )
     {
 {
     if ( m_rubberBand )
     {

+        ReleaseMouse();

         {
             wxClientDC dc( this );
             PrepareDC( dc );
         {
             wxClientDC dc( this );
             PrepareDC( dc );


@@ -1565,15 +1665,15 @@ void MyCanvas::OnMouseUp(wxMouseEvent &event)
         m_overlay.Reset();
         m_rubberBand = false;
 
         m_overlay.Reset();
         m_rubberBand = false;
 

-        int x,y,xx,yy ;
-        event.GetPosition(&x,&y);
-        CalcUnscrolledPosition( x, y, &xx, &yy );
-        
-        wxString str;
-        str.Printf( wxT("Rectangle selection from %d,%d to %d,%d"), 
-            m_anchorpoint.x, m_anchorpoint.y , (int)xx, (int)yy );
-        wxMessageBox( str , wxT("Rubber-Banding") );
+        wxPoint endpoint = CalcUnscrolledPosition(event.GetPosition());

 
 

+        // Don't pop up the message box if nothing was actually selected.
+        if ( endpoint != m_anchorpoint )
+        {
+            wxLogMessage("Selected rectangle from (%d, %d) to (%d, %d)",
+                         m_anchorpoint.x, m_anchorpoint.y,
+                         endpoint.x, endpoint.y);
+        }

     }
 }
 
     }
 }
 


@@ -1603,89 +1703,89 @@ MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
                  wxDEFAULT_FRAME_STYLE | wxNO_FULL_REPAINT_ON_RESIZE)
 {
     // set the frame icon
                  wxDEFAULT_FRAME_STYLE | wxNO_FULL_REPAINT_ON_RESIZE)
 {
     // set the frame icon

-    SetIcon(wxICON(mondrian));
+    SetIcon(wxICON(sample));

 
     wxMenu *menuFile = new wxMenu;
 
     wxMenu *menuFile = new wxMenu;

-    menuFile->Append(File_ShowDefault, _T("&Default screen\tF1"));
-    menuFile->Append(File_ShowText, _T("&Text screen\tF2"));
-    menuFile->Append(File_ShowLines, _T("&Lines screen\tF3"));
-    menuFile->Append(File_ShowBrushes, _T("&Brushes screen\tF4"));
-    menuFile->Append(File_ShowPolygons, _T("&Polygons screen\tF5"));
-    menuFile->Append(File_ShowMask, _T("&Mask screen\tF6"));
-    menuFile->Append(File_ShowMaskStretch, _T("1/&2 scaled mask\tShift-F6"));
-    menuFile->Append(File_ShowOps, _T("&ROP screen\tF7"));
-    menuFile->Append(File_ShowRegions, _T("Re&gions screen\tF8"));
-    menuFile->Append(File_ShowCircles, _T("&Circles screen\tF9"));
+    menuFile->Append(File_ShowDefault, wxT("&Default screen\tF1"));
+    menuFile->Append(File_ShowText, wxT("&Text screen\tF2"));
+    menuFile->Append(File_ShowLines, wxT("&Lines screen\tF3"));
+    menuFile->Append(File_ShowBrushes, wxT("&Brushes screen\tF4"));
+    menuFile->Append(File_ShowPolygons, wxT("&Polygons screen\tF5"));
+    menuFile->Append(File_ShowMask, wxT("&Mask screen\tF6"));
+    menuFile->Append(File_ShowMaskStretch, wxT("1/&2 scaled mask\tShift-F6"));
+    menuFile->Append(File_ShowOps, wxT("&Raster operations screen\tF7"));
+    menuFile->Append(File_ShowRegions, wxT("Re&gions screen\tF8"));
+    menuFile->Append(File_ShowCircles, wxT("&Circles screen\tF9"));

 #if wxUSE_GRAPHICS_CONTEXT
 #if wxUSE_GRAPHICS_CONTEXT

-    menuFile->Append(File_ShowAlpha, _T("&Alpha screen\tF10"));
+    menuFile->Append(File_ShowAlpha, wxT("&Alpha screen\tF10"));

 #endif
 #endif

-    menuFile->Append(File_ShowSplines, _T("&Splines screen\tF11"));
-    menuFile->Append(File_ShowGradients, _T("&Gradients screen\tF12"));
+    menuFile->Append(File_ShowSplines, wxT("&Splines screen\tF11"));
+    menuFile->Append(File_ShowGradients, wxT("&Gradients screen\tF12"));

 #if wxUSE_GRAPHICS_CONTEXT
 #if wxUSE_GRAPHICS_CONTEXT

-     menuFile->Append(File_ShowGraphics, _T("&Graphics screen\tF13"));
+     menuFile->Append(File_ShowGraphics, wxT("&Graphics screen"));

 #endif
     menuFile->AppendSeparator();
 #endif
     menuFile->AppendSeparator();

-    menuFile->AppendCheckItem(File_Clip, _T("&Clip\tCtrl-C"), _T("Clip/unclip drawing"));
+    menuFile->AppendCheckItem(File_Clip, wxT("&Clip\tCtrl-C"), wxT("Clip/unclip drawing"));

 #if wxUSE_GRAPHICS_CONTEXT
 #if wxUSE_GRAPHICS_CONTEXT

-    menuFile->AppendCheckItem(File_GraphicContext, _T("&Use GraphicContext\tCtrl-Y"), _T("Use GraphicContext"));
+    menuFile->AppendCheckItem(File_GraphicContext, wxT("&Use GraphicContext\tCtrl-Y"), wxT("Use GraphicContext"));

 #endif
     menuFile->AppendSeparator();
 #endif
     menuFile->AppendSeparator();

-    menuFile->Append(File_About, _T("&About...\tCtrl-A"), _T("Show about dialog"));
+    menuFile->Append(File_About, wxT("&About...\tCtrl-A"), wxT("Show about dialog"));

     menuFile->AppendSeparator();
     menuFile->AppendSeparator();

-    menuFile->Append(File_Quit, _T("E&xit\tAlt-X"), _T("Quit this program"));
+    menuFile->Append(File_Quit, wxT("E&xit\tAlt-X"), wxT("Quit this program"));

 
     wxMenu *menuMapMode = new wxMenu;
 
     wxMenu *menuMapMode = new wxMenu;

-    menuMapMode->Append( MapMode_Text, _T("&TEXT map mode") );
-    menuMapMode->Append( MapMode_Lometric, _T("&LOMETRIC map mode") );
-    menuMapMode->Append( MapMode_Twips, _T("T&WIPS map mode") );
-    menuMapMode->Append( MapMode_Points, _T("&POINTS map mode") );
-    menuMapMode->Append( MapMode_Metric, _T("&METRIC map mode") );
+    menuMapMode->Append( MapMode_Text, wxT("&TEXT map mode") );
+    menuMapMode->Append( MapMode_Lometric, wxT("&LOMETRIC map mode") );
+    menuMapMode->Append( MapMode_Twips, wxT("T&WIPS map mode") );
+    menuMapMode->Append( MapMode_Points, wxT("&POINTS map mode") );
+    menuMapMode->Append( MapMode_Metric, wxT("&METRIC map mode") );

 
     wxMenu *menuUserScale = new wxMenu;
 
     wxMenu *menuUserScale = new wxMenu;

-    menuUserScale->Append( UserScale_StretchHoriz, _T("Stretch &horizontally\tCtrl-H") );
-    menuUserScale->Append( UserScale_ShrinkHoriz, _T("Shrin&k horizontally\tCtrl-G") );
-    menuUserScale->Append( UserScale_StretchVertic, _T("Stretch &vertically\tCtrl-V") );
-    menuUserScale->Append( UserScale_ShrinkVertic, _T("&Shrink vertically\tCtrl-W") );
+    menuUserScale->Append( UserScale_StretchHoriz, wxT("Stretch &horizontally\tCtrl-H") );
+    menuUserScale->Append( UserScale_ShrinkHoriz, wxT("Shrin&k horizontally\tCtrl-G") );
+    menuUserScale->Append( UserScale_StretchVertic, wxT("Stretch &vertically\tCtrl-V") );
+    menuUserScale->Append( UserScale_ShrinkVertic, wxT("&Shrink vertically\tCtrl-W") );

     menuUserScale->AppendSeparator();
     menuUserScale->AppendSeparator();

-    menuUserScale->Append( UserScale_Restore, _T("&Restore to normal\tCtrl-0") );
+    menuUserScale->Append( UserScale_Restore, wxT("&Restore to normal\tCtrl-0") );

 
     wxMenu *menuAxis = new wxMenu;
 
     wxMenu *menuAxis = new wxMenu;

-    menuAxis->AppendCheckItem( AxisMirror_Horiz, _T("Mirror horizontally\tCtrl-M") );
-    menuAxis->AppendCheckItem( AxisMirror_Vertic, _T("Mirror vertically\tCtrl-N") );
+    menuAxis->AppendCheckItem( AxisMirror_Horiz, wxT("Mirror horizontally\tCtrl-M") );
+    menuAxis->AppendCheckItem( AxisMirror_Vertic, wxT("Mirror vertically\tCtrl-N") );

 
     wxMenu *menuLogical = new wxMenu;
 
     wxMenu *menuLogical = new wxMenu;

-    menuLogical->Append( LogicalOrigin_MoveDown, _T("Move &down\tCtrl-D") );
-    menuLogical->Append( LogicalOrigin_MoveUp, _T("Move &up\tCtrl-U") );
-    menuLogical->Append( LogicalOrigin_MoveLeft, _T("Move &right\tCtrl-L") );
-    menuLogical->Append( LogicalOrigin_MoveRight, _T("Move &left\tCtrl-R") );
+    menuLogical->Append( LogicalOrigin_MoveDown, wxT("Move &down\tCtrl-D") );
+    menuLogical->Append( LogicalOrigin_MoveUp, wxT("Move &up\tCtrl-U") );
+    menuLogical->Append( LogicalOrigin_MoveLeft, wxT("Move &right\tCtrl-L") );
+    menuLogical->Append( LogicalOrigin_MoveRight, wxT("Move &left\tCtrl-R") );

     menuLogical->AppendSeparator();
     menuLogical->AppendSeparator();

-    menuLogical->Append( LogicalOrigin_Set, _T("Set to (&100, 100)\tShift-Ctrl-1") );
-    menuLogical->Append( LogicalOrigin_Restore, _T("&Restore to normal\tShift-Ctrl-0") );
+    menuLogical->Append( LogicalOrigin_Set, wxT("Set to (&100, 100)\tShift-Ctrl-1") );
+    menuLogical->Append( LogicalOrigin_Restore, wxT("&Restore to normal\tShift-Ctrl-0") );

 
     wxMenu *menuColour = new wxMenu;
 #if wxUSE_COLOURDLG
 
     wxMenu *menuColour = new wxMenu;
 #if wxUSE_COLOURDLG

-    menuColour->Append( Colour_TextForeground, _T("Text &foreground...") );
-    menuColour->Append( Colour_TextBackground, _T("Text &background...") );
-    menuColour->Append( Colour_Background, _T("Background &colour...") );
+    menuColour->Append( Colour_TextForeground, wxT("Text &foreground...") );
+    menuColour->Append( Colour_TextBackground, wxT("Text &background...") );
+    menuColour->Append( Colour_Background, wxT("Background &colour...") );

 #endif // wxUSE_COLOURDLG
 #endif // wxUSE_COLOURDLG

-    menuColour->AppendCheckItem( Colour_BackgroundMode, _T("&Opaque/transparent\tCtrl-B") );
-    menuColour->AppendCheckItem( Colour_TextureBackgound, _T("Draw textured back&ground\tCtrl-T") );
+    menuColour->AppendCheckItem( Colour_BackgroundMode, wxT("&Opaque/transparent\tCtrl-B") );
+    menuColour->AppendCheckItem( Colour_TextureBackgound, wxT("Draw textured back&ground\tCtrl-T") );

 
     // now append the freshly created menu to the menu bar...
     wxMenuBar *menuBar = new wxMenuBar;
 
     // now append the freshly created menu to the menu bar...
     wxMenuBar *menuBar = new wxMenuBar;

-    menuBar->Append(menuFile, _T("&File"));
-    menuBar->Append(menuMapMode, _T("&Mode"));
-    menuBar->Append(menuUserScale, _T("&Scale"));
-    menuBar->Append(menuAxis, _T("&Axis"));
-    menuBar->Append(menuLogical, _T("&Origin"));
-    menuBar->Append(menuColour, _T("&Colours"));
+    menuBar->Append(menuFile, wxT("&File"));
+    menuBar->Append(menuMapMode, wxT("&Mode"));
+    menuBar->Append(menuUserScale, wxT("&Scale"));
+    menuBar->Append(menuAxis, wxT("&Axis"));
+    menuBar->Append(menuLogical, wxT("&Origin"));
+    menuBar->Append(menuColour, wxT("&Colours"));

 
     // ... and attach this menu bar to the frame
     SetMenuBar(menuBar);
 
 #if wxUSE_STATUSBAR
     CreateStatusBar(2);
 
     // ... and attach this menu bar to the frame
     SetMenuBar(menuBar);
 
 #if wxUSE_STATUSBAR
     CreateStatusBar(2);

-    SetStatusText(_T("Welcome to wxWidgets!"));
+    SetStatusText(wxT("Welcome to wxWidgets!"));

 #endif // wxUSE_STATUSBAR
 
     m_mapMode = wxMM_TEXT;
 #endif // wxUSE_STATUSBAR
 
     m_mapMode = wxMM_TEXT;


@@ -1696,8 +1796,8 @@ MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
     m_xAxisReversed =
     m_yAxisReversed = false;
     m_backgroundMode = wxSOLID;
     m_xAxisReversed =
     m_yAxisReversed = false;
     m_backgroundMode = wxSOLID;

-    m_colourForeground = *wxRED;
-    m_colourBackground = *wxBLUE;
+    m_colourForeground = *wxBLACK;
+    m_colourBackground = *wxLIGHT_GREY;

     m_textureBackground = false;
 
     m_canvas = new MyCanvas( this );
     m_textureBackground = false;
 
     m_canvas = new MyCanvas( this );


@@ -1721,7 +1821,7 @@ void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
                 wxT("Copyright (c) Robert Roebling 1999")
               );
 
                 wxT("Copyright (c) Robert Roebling 1999")
               );
 

-    wxMessageBox(msg, _T("About Drawing"), wxOK | wxICON_INFORMATION, this);
+    wxMessageBox(msg, wxT("About Drawing"), wxOK | wxICON_INFORMATION, this);

 }
 
 void MyFrame::OnClip(wxCommandEvent& event)
 }
 
 void MyFrame::OnClip(wxCommandEvent& event)


@@ -1738,7 +1838,7 @@ void MyFrame::OnGraphicContext(wxCommandEvent& event)
 
 void MyFrame::OnShow(wxCommandEvent& event)
 {
 
 void MyFrame::OnShow(wxCommandEvent& event)
 {

-    m_canvas->ToShow((ScreenToShow)(event.GetId() - MenuShow_First));
+    m_canvas->ToShow(event.GetId());

 }
 
 void MyFrame::OnOption(wxCommandEvent& event)
 }
 
 void MyFrame::OnOption(wxCommandEvent& event)