compilation fix

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

diff --git a/samples/image/image.cpp b/samples/image/image.cpp
index 7bfe2db778bfb71e12cd5ee0f075341acd8aba2e..0fe93285b922d6592ec612daeaaf4132fba3a040 100644 (file)
--- a/samples/image/image.cpp
+++ b/samples/image/image.cpp
@@ -17,7 +17,7 @@
 #endif
 
 #ifndef WX_PRECOMP
 #endif
 
 #ifndef WX_PRECOMP

-#include "wx/wx.h"
+    #include "wx/wx.h"

 #endif
 
 #include "wx/image.h"
 #endif
 
 #include "wx/image.h"


@@ -56,40 +56,53 @@ class MyApp;
 class MyCanvas: public wxScrolledWindow
 {
 public:
 class MyCanvas: public wxScrolledWindow
 {
 public:

-    MyCanvas() {}

     MyCanvas( wxWindow *parent, wxWindowID, const wxPoint &pos, const wxSize &size );
     ~MyCanvas();
     void OnPaint( wxPaintEvent &event );
     void CreateAntiAliasedBitmap();
 
     MyCanvas( wxWindow *parent, wxWindowID, const wxPoint &pos, const wxSize &size );
     ~MyCanvas();
     void OnPaint( wxPaintEvent &event );
     void CreateAntiAliasedBitmap();
 

-    wxBitmap  *my_horse_png;
-    wxBitmap  *my_horse_jpeg;
-    wxBitmap  *my_horse_gif;
-    wxBitmap  *my_horse_bmp;
-    wxBitmap  *my_horse_bmp2;
-    wxBitmap  *my_horse_pcx;
-    wxBitmap  *my_horse_pnm;
-    wxBitmap  *my_horse_tiff;
-    wxBitmap  *my_horse_xpm;
-    wxBitmap  *my_horse_ico32;
-    wxBitmap  *my_horse_ico16;
-    wxBitmap  *my_horse_ico;
-    wxBitmap  *my_horse_cur;
-    wxBitmap  *my_horse_ani;
-
-    wxBitmap  *my_smile_xbm;
-    wxBitmap  *my_square;
-    wxBitmap  *my_anti;
+    wxBitmap  my_horse_png;
+    wxBitmap  my_horse_jpeg;
+    wxBitmap  my_horse_gif;
+    wxBitmap  my_horse_bmp;
+    wxBitmap  my_horse_bmp2;
+    wxBitmap  my_horse_pcx;
+    wxBitmap  my_horse_pnm;
+    wxBitmap  my_horse_tiff;
+    wxBitmap  my_horse_xpm;
+    wxBitmap  my_horse_ico32;
+    wxBitmap  my_horse_ico16;
+    wxBitmap  my_horse_ico;
+    wxBitmap  my_horse_cur;
+
+    wxBitmap  my_smile_xbm;
+    wxBitmap  my_square;
+    wxBitmap  my_anti;
+
+    wxBitmap  my_horse_asciigrey_pnm;
+    wxBitmap  my_horse_rawgrey_pnm;
+
+    wxBitmap  colorized_horse_jpeg;
+    wxBitmap  my_cmyk_jpeg;
+
+    wxBitmap my_toucan;
+    wxBitmap my_toucan_flipped_horiz;
+    wxBitmap my_toucan_flipped_vert;
+    wxBitmap my_toucan_flipped_both;
+    wxBitmap my_toucan_grey;
+    wxBitmap my_toucan_head;
+    wxBitmap my_toucan_scaled_normal;
+    wxBitmap my_toucan_scaled_high;
+    wxBitmap my_toucan_blur;

 
     int xH, yH ;
 
     int xH, yH ;

-    int m_ani_images ;
+    int m_ani_images;
+    wxBitmap *my_horse_ani;

 
 

-protected:
+private:

     wxBitmap m_bmpSmileXpm;
     wxIcon   m_iconSmileXpm;
 
     wxBitmap m_bmpSmileXpm;
     wxIcon   m_iconSmileXpm;
 

-private:
-    DECLARE_DYNAMIC_CLASS(MyCanvas)

     DECLARE_EVENT_TABLE()
 };
 
     DECLARE_EVENT_TABLE()
 };
 


@@ -146,21 +159,22 @@ public:
 
     void OnSave(wxMouseEvent& WXUNUSED(event))
     {
 
     void OnSave(wxMouseEvent& WXUNUSED(event))
     {

+#if wxUSE_FILEDLG

         wxImage image = m_bitmap.ConvertToImage();
 
         wxString savefilename = wxFileSelector( wxT("Save Image"),
         wxImage image = m_bitmap.ConvertToImage();
 
         wxString savefilename = wxFileSelector( wxT("Save Image"),

-                                                wxT(""),
-                                                wxT(""),
+                                                wxEmptyString,
+                                                wxEmptyString,

                                                 (const wxChar *)NULL,
                                                 (const wxChar *)NULL,

-                                            wxT("BMP files (*.bmp)|*.bmp|")
-                                            wxT("PNG files (*.png)|*.png|")
-                                            wxT("JPEG files (*.jpg)|*.jpg|")
-                                            wxT("GIF files (*.gif)|*.gif|")
-                                            wxT("TIFF files (*.tif)|*.tif|")
-                                            wxT("PCX files (*.pcx)|*.pcx|")
-                                            wxT("ICO files (*.ico)|*.ico|")
-                                            wxT("CUR files (*.cur)|*.cur"),
-                                                wxSAVE,
+                                                wxT("BMP files (*.bmp)|*.bmp|")
+                                                wxT("PNG files (*.png)|*.png|")
+                                                wxT("JPEG files (*.jpg)|*.jpg|")
+                                                wxT("GIF files (*.gif)|*.gif|")
+                                                wxT("TIFF files (*.tif)|*.tif|")
+                                                wxT("PCX files (*.pcx)|*.pcx|")
+                                                wxT("ICO files (*.ico)|*.ico|")
+                                                wxT("CUR files (*.cur)|*.cur"),
+                                                wxFD_SAVE,

                                                 this);
 
         if ( savefilename.empty() )
                                                 this);
 
         if ( savefilename.empty() )


@@ -213,7 +227,7 @@ public:
                         cmap[i] = (unsigned char)i;
                     image.SetPalette(wxPalette(256, cmap, cmap, cmap));
 
                         cmap[i] = (unsigned char)i;
                     image.SetPalette(wxPalette(256, cmap, cmap, cmap));
 

-                    delete cmap;
+                    delete[] cmap;

                 }
             }
         }
                 }
             }
         }


@@ -266,6 +280,7 @@ public:
             // (it may fail if the extension is not recognized):
             image.SaveFile(savefilename);
         }
             // (it may fail if the extension is not recognized):
             image.SaveFile(savefilename);
         }

+#endif // wxUSE_FILEDLG

     }
 
 private:
     }
 
 private:


@@ -290,15 +305,44 @@ public:
 
     MyRawBitmapFrame(wxFrame *parent)
         : wxFrame(parent, wxID_ANY, _T("Raw bitmaps (how exciting)")),
 
     MyRawBitmapFrame(wxFrame *parent)
         : wxFrame(parent, wxID_ANY, _T("Raw bitmaps (how exciting)")),

-          m_bitmap(SIZE, SIZE, 32)
+          m_bitmap(SIZE, SIZE, 24),
+          m_alphaBitmap(SIZE, SIZE, 32)

     {
     {

-        SetClientSize(SIZE, SIZE);
+        SetClientSize(SIZE, SIZE*2+25);
+
+        InitAlphaBitmap();
+        InitBitmap();
+
+    }

 
 

-        // another possibility: wxNativePixelData (don't forget to remove code
-        // setting alpha in the loop below then)
-        typedef wxAlphaPixelData Data;
+    void InitAlphaBitmap()
+    {
+        // First, clear the whole bitmap by making it alpha
+        {
+            wxAlphaPixelData data( m_alphaBitmap, wxPoint(0,0), wxSize(SIZE, SIZE) );
+            if ( !data )
+            {
+                wxLogError(_T("Failed to gain raw access to bitmap data"));
+                return;
+            }
+            data.UseAlpha();
+            wxAlphaPixelData::Iterator p(data);
+            for ( int y = 0; y < SIZE; ++y )
+            {
+                wxAlphaPixelData::Iterator rowStart = p;
+                for ( int x = 0; x < SIZE; ++x )
+                {
+                    p.Alpha() = 0;
+                    ++p; // same as p.OffsetX(1)
+                }
+                p = rowStart;
+                p.OffsetY(data, 1);
+            }
+        }

 
 

-        Data data(m_bitmap, wxPoint(BORDER, BORDER), wxSize(REAL_SIZE, REAL_SIZE));
+        // Then, draw colourful alpha-blended stripes
+        wxAlphaPixelData data(m_alphaBitmap, wxPoint(BORDER, BORDER),
+                              wxSize(REAL_SIZE, REAL_SIZE));

         if ( !data )
         {
             wxLogError(_T("Failed to gain raw access to bitmap data"));
         if ( !data )
         {
             wxLogError(_T("Failed to gain raw access to bitmap data"));


@@ -306,12 +350,11 @@ public:
         }
 
         data.UseAlpha();
         }
 
         data.UseAlpha();

-
-        Data::Iterator p(data);
+        wxAlphaPixelData::Iterator p(data);

 
         for ( int y = 0; y < REAL_SIZE; ++y )
         {
 
         for ( int y = 0; y < REAL_SIZE; ++y )
         {

-            Data::Iterator rowStart = p;
+            wxAlphaPixelData::Iterator rowStart = p;

 
             int r = y < REAL_SIZE/3 ? 255 : 0,
                 g = (REAL_SIZE/3 <= y) && (y < 2*(REAL_SIZE/3)) ? 255 : 0,
 
             int r = y < REAL_SIZE/3 ? 255 : 0,
                 g = (REAL_SIZE/3 <= y) && (y < 2*(REAL_SIZE/3)) ? 255 : 0,


@@ -320,7 +363,7 @@ public:
             for ( int x = 0; x < REAL_SIZE; ++x )
             {
                 // note that RGB must be premultiplied by alpha
             for ( int x = 0; x < REAL_SIZE; ++x )
             {
                 // note that RGB must be premultiplied by alpha

-                unsigned a = (Data::Iterator::ChannelType)((x*255.)/REAL_SIZE);
+                unsigned a = (wxAlphaPixelData::Iterator::ChannelType)((x*255.)/REAL_SIZE);

                 p.Red() = r * a / 256;
                 p.Green() = g * a / 256;
                 p.Blue() = b * a / 256;
                 p.Red() = r * a / 256;
                 p.Green() = g * a / 256;
                 p.Blue() = b * a / 256;


@@ -334,17 +377,53 @@ public:
         }
     }
 
         }
     }
 

+    void InitBitmap()
+    {
+        // draw some colourful stripes without alpha
+        wxNativePixelData data(m_bitmap);
+        if ( !data )
+        {
+            wxLogError(_T("Failed to gain raw access to bitmap data"));
+            return;
+        }
+
+        wxNativePixelData::Iterator p(data);
+        for ( int y = 0; y < SIZE; ++y )
+        {
+            wxNativePixelData::Iterator rowStart = p;
+
+            int r = y < SIZE/3 ? 255 : 0,
+                g = (SIZE/3 <= y) && (y < 2*(SIZE/3)) ? 255 : 0,
+                b = 2*(SIZE/3) <= y ? 255 : 0;
+
+            for ( int x = 0; x < SIZE; ++x )
+            {
+                p.Red() = r;
+                p.Green() = g;
+                p.Blue() = b;
+                ++p; // same as p.OffsetX(1)
+            }
+
+            p = rowStart;
+            p.OffsetY(data, 1);
+        }
+    }
+

     void OnPaint(wxPaintEvent& WXUNUSED(event))
     {
         wxPaintDC dc( this );
         dc.DrawText(_T("This is alpha and raw bitmap test"), 0, BORDER);
         dc.DrawText(_T("This is alpha and raw bitmap test"), 0, SIZE/2 - BORDER);
         dc.DrawText(_T("This is alpha and raw bitmap test"), 0, SIZE - 2*BORDER);
     void OnPaint(wxPaintEvent& WXUNUSED(event))
     {
         wxPaintDC dc( this );
         dc.DrawText(_T("This is alpha and raw bitmap test"), 0, BORDER);
         dc.DrawText(_T("This is alpha and raw bitmap test"), 0, SIZE/2 - BORDER);
         dc.DrawText(_T("This is alpha and raw bitmap test"), 0, SIZE - 2*BORDER);

-        dc.DrawBitmap( m_bitmap, 0, 0, true /* use mask */ );
+        dc.DrawBitmap( m_alphaBitmap, 0, 0, true /* use mask */ );
+
+        dc.DrawText(_T("Raw bitmap access without alpha"), 0, SIZE+5);
+        dc.DrawBitmap( m_bitmap, 0, SIZE+5+dc.GetCharHeight());

     }
 
 private:
     wxBitmap m_bitmap;
     }
 
 private:
     wxBitmap m_bitmap;

+    wxBitmap m_alphaBitmap;

 
     DECLARE_EVENT_TABLE()
 };
 
     DECLARE_EVENT_TABLE()
 };


@@ -365,8 +444,6 @@ IMPLEMENT_APP(MyApp)
 
 // MyCanvas
 
 
 // MyCanvas
 

-IMPLEMENT_DYNAMIC_CLASS(MyCanvas, wxScrolledWindow)
-

 BEGIN_EVENT_TABLE(MyImageFrame, wxFrame)
     EVT_ERASE_BACKGROUND(MyImageFrame::OnEraseBackground)
     EVT_PAINT(MyImageFrame::OnPaint)
 BEGIN_EVENT_TABLE(MyImageFrame, wxFrame)
     EVT_ERASE_BACKGROUND(MyImageFrame::OnEraseBackground)
     EVT_PAINT(MyImageFrame::OnPaint)


@@ -391,25 +468,7 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
           , m_bmpSmileXpm((const char **) smile_xpm)
           , m_iconSmileXpm((const char **) smile_xpm)
 {
           , m_bmpSmileXpm((const char **) smile_xpm)
           , m_iconSmileXpm((const char **) smile_xpm)
 {

-    my_horse_png = (wxBitmap*) NULL;
-    my_horse_jpeg = (wxBitmap*) NULL;
-    my_horse_gif = (wxBitmap*) NULL;
-    my_horse_bmp = (wxBitmap*) NULL;
-    my_horse_bmp2 = (wxBitmap*) NULL;
-    my_horse_pcx = (wxBitmap*) NULL;
-    my_horse_pnm = (wxBitmap*) NULL;
-    my_horse_tiff = (wxBitmap*) NULL;
-    my_horse_xpm = (wxBitmap*) NULL;
-    my_horse_ico32 = (wxBitmap*) NULL;
-    my_horse_ico16 = (wxBitmap*) NULL;
-    my_horse_ico = (wxBitmap*) NULL;
-    my_horse_cur = (wxBitmap*) NULL;
-    my_horse_ani = (wxBitmap*) NULL;
-
-    my_smile_xbm = (wxBitmap*) NULL;
-    my_square = (wxBitmap*) NULL;
-    my_anti = (wxBitmap*) NULL;
-
+    my_horse_ani = NULL;

     m_ani_images = 0 ;
 
     SetBackgroundColour(* wxWHITE);
     m_ani_images = 0 ;
 
     SetBackgroundColour(* wxWHITE);


@@ -443,14 +502,29 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
     image.Destroy();
 
     if ( image.LoadFile( dir + _T("test.png") ) )
     image.Destroy();
 
     if ( image.LoadFile( dir + _T("test.png") ) )

-        my_square = new wxBitmap( image );
+        my_square = wxBitmap( image );

 
     image.Destroy();
 
     if ( !image.LoadFile( dir + _T("horse.png")) )
         wxLogError(wxT("Can't load PNG image"));
     else
 
     image.Destroy();
 
     if ( !image.LoadFile( dir + _T("horse.png")) )
         wxLogError(wxT("Can't load PNG image"));
     else

-        my_horse_png = new wxBitmap( image );
+        my_horse_png = wxBitmap( image );
+
+    if ( !image.LoadFile( dir + _T("toucan.png")) )
+        wxLogError(wxT("Can't load PNG image"));
+    else
+        my_toucan = wxBitmap(image);
+
+    my_toucan_flipped_horiz = wxBitmap(image.Mirror(true));
+    my_toucan_flipped_vert = wxBitmap(image.Mirror(false));
+    my_toucan_flipped_both = wxBitmap(image.Mirror(true).Mirror(false));
+    my_toucan_grey = wxBitmap(image.ConvertToGreyscale());
+    my_toucan_head = wxBitmap(image.GetSubImage(wxRect(40, 7, 80, 60)));
+    my_toucan_scaled_normal = wxBitmap(image.Scale(110,90,wxIMAGE_QUALITY_NORMAL));
+    my_toucan_scaled_high = wxBitmap(image.Scale(110,90,wxIMAGE_QUALITY_HIGH));
+    my_toucan_blur = wxBitmap(image.Blur(10));
+

 #endif // wxUSE_LIBPNG
 
 #if wxUSE_LIBJPEG
 #endif // wxUSE_LIBPNG
 
 #if wxUSE_LIBJPEG


@@ -459,7 +533,20 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
     if ( !image.LoadFile( dir + _T("horse.jpg")) )
         wxLogError(wxT("Can't load JPG image"));
     else
     if ( !image.LoadFile( dir + _T("horse.jpg")) )
         wxLogError(wxT("Can't load JPG image"));
     else

-        my_horse_jpeg = new wxBitmap( image );
+    {
+        my_horse_jpeg = wxBitmap( image );
+
+        // Colorize by rotating green hue to red
+        wxImage::HSVValue greenHSV = wxImage::RGBtoHSV(wxImage::RGBValue(0, 255, 0));
+        wxImage::HSVValue redHSV = wxImage::RGBtoHSV(wxImage::RGBValue(255, 0, 0));
+        image.RotateHue(redHSV.hue - greenHSV.hue);
+        colorized_horse_jpeg = wxBitmap( image );
+    }
+
+    if ( !image.LoadFile( dir + _T("cmyk.jpg")) )
+        wxLogError(_T("Can't load CMYK JPG image"));
+    else
+        my_cmyk_jpeg = wxBitmap(image);

 #endif // wxUSE_LIBJPEG
 
 #if wxUSE_GIF
 #endif // wxUSE_LIBJPEG
 
 #if wxUSE_GIF


@@ -468,7 +555,7 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
     if ( !image.LoadFile( dir + _T("horse.gif" )) )
         wxLogError(wxT("Can't load GIF image"));
     else
     if ( !image.LoadFile( dir + _T("horse.gif" )) )
         wxLogError(wxT("Can't load GIF image"));
     else

-        my_horse_gif = new wxBitmap( image );
+        my_horse_gif = wxBitmap( image );

 #endif
 
 #if wxUSE_PCX
 #endif
 
 #if wxUSE_PCX


@@ -477,7 +564,7 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
     if ( !image.LoadFile( dir + _T("horse.pcx"), wxBITMAP_TYPE_PCX ) )
         wxLogError(wxT("Can't load PCX image"));
     else
     if ( !image.LoadFile( dir + _T("horse.pcx"), wxBITMAP_TYPE_PCX ) )
         wxLogError(wxT("Can't load PCX image"));
     else

-        my_horse_pcx = new wxBitmap( image );
+        my_horse_pcx = wxBitmap( image );

 #endif
 
     image.Destroy();
 #endif
 
     image.Destroy();


@@ -485,7 +572,7 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
     if ( !image.LoadFile( dir + _T("horse.bmp"), wxBITMAP_TYPE_BMP ) )
         wxLogError(wxT("Can't load BMP image"));
     else
     if ( !image.LoadFile( dir + _T("horse.bmp"), wxBITMAP_TYPE_BMP ) )
         wxLogError(wxT("Can't load BMP image"));
     else

-        my_horse_bmp = new wxBitmap( image );
+        my_horse_bmp = wxBitmap( image );

 
 #if wxUSE_XPM
     image.Destroy();
 
 #if wxUSE_XPM
     image.Destroy();


@@ -493,7 +580,7 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
     if ( !image.LoadFile( dir + _T("horse.xpm"), wxBITMAP_TYPE_XPM ) )
         wxLogError(wxT("Can't load XPM image"));
     else
     if ( !image.LoadFile( dir + _T("horse.xpm"), wxBITMAP_TYPE_XPM ) )
         wxLogError(wxT("Can't load XPM image"));
     else

-        my_horse_xpm = new wxBitmap( image );
+        my_horse_xpm = wxBitmap( image );

 
     if ( !image.SaveFile( dir + _T("test.xpm"), wxBITMAP_TYPE_XPM ))
         wxLogError(wxT("Can't save file"));
 
     if ( !image.SaveFile( dir + _T("test.xpm"), wxBITMAP_TYPE_XPM ))
         wxLogError(wxT("Can't save file"));


@@ -505,7 +592,21 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
     if ( !image.LoadFile( dir + _T("horse.pnm"), wxBITMAP_TYPE_PNM ) )
         wxLogError(wxT("Can't load PNM image"));
     else
     if ( !image.LoadFile( dir + _T("horse.pnm"), wxBITMAP_TYPE_PNM ) )
         wxLogError(wxT("Can't load PNM image"));
     else

-        my_horse_pnm = new wxBitmap( image );
+        my_horse_pnm = wxBitmap( image );
+
+    image.Destroy();
+
+    if ( !image.LoadFile( dir + _T("horse_ag.pnm"), wxBITMAP_TYPE_PNM ) )
+        wxLogError(wxT("Can't load PNM image"));
+    else
+        my_horse_asciigrey_pnm = wxBitmap( image );
+
+    image.Destroy();
+
+    if ( !image.LoadFile( dir + _T("horse_rg.pnm"), wxBITMAP_TYPE_PNM ) )
+        wxLogError(wxT("Can't load PNM image"));
+    else
+        my_horse_rawgrey_pnm = wxBitmap( image );

 #endif
 
 #if wxUSE_LIBTIFF
 #endif
 
 #if wxUSE_LIBTIFF


@@ -514,12 +615,12 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
     if ( !image.LoadFile( dir + _T("horse.tif"), wxBITMAP_TYPE_TIF ) )
         wxLogError(wxT("Can't load TIFF image"));
     else
     if ( !image.LoadFile( dir + _T("horse.tif"), wxBITMAP_TYPE_TIF ) )
         wxLogError(wxT("Can't load TIFF image"));
     else

-        my_horse_tiff = new wxBitmap( image );
+        my_horse_tiff = wxBitmap( image );

 #endif
 
     CreateAntiAliasedBitmap();
 
 #endif
 
     CreateAntiAliasedBitmap();
 

-    my_smile_xbm = new wxBitmap( (const char*)smile_bits, smile_width,
+    my_smile_xbm = wxBitmap( (const char*)smile_bits, smile_width,

                                  smile_height, 1 );
 
     // demonstrates XPM automatically using the mask when saving
                                  smile_height, 1 );
 
     // demonstrates XPM automatically using the mask when saving


@@ -532,21 +633,21 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
     if ( !image.LoadFile( dir + _T("horse.ico"), wxBITMAP_TYPE_ICO, 0 ) )
         wxLogError(wxT("Can't load first ICO image"));
     else
     if ( !image.LoadFile( dir + _T("horse.ico"), wxBITMAP_TYPE_ICO, 0 ) )
         wxLogError(wxT("Can't load first ICO image"));
     else

-        my_horse_ico32 = new wxBitmap( image );
+        my_horse_ico32 = wxBitmap( image );

 
     image.Destroy();
 
     if ( !image.LoadFile( dir + _T("horse.ico"), wxBITMAP_TYPE_ICO, 1 ) )
         wxLogError(wxT("Can't load second ICO image"));
     else
 
     image.Destroy();
 
     if ( !image.LoadFile( dir + _T("horse.ico"), wxBITMAP_TYPE_ICO, 1 ) )
         wxLogError(wxT("Can't load second ICO image"));
     else

-        my_horse_ico16 = new wxBitmap( image );
+        my_horse_ico16 = wxBitmap( image );

 
     image.Destroy();
 
     if ( !image.LoadFile( dir + _T("horse.ico") ) )
         wxLogError(wxT("Can't load best ICO image"));
     else
 
     image.Destroy();
 
     if ( !image.LoadFile( dir + _T("horse.ico") ) )
         wxLogError(wxT("Can't load best ICO image"));
     else

-        my_horse_ico = new wxBitmap( image );
+        my_horse_ico = wxBitmap( image );

 
     image.Destroy();
 
 
     image.Destroy();
 


@@ -554,7 +655,7 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
         wxLogError(wxT("Can't load best ICO image"));
     else
     {
         wxLogError(wxT("Can't load best ICO image"));
     else
     {

-        my_horse_cur = new wxBitmap( image );
+        my_horse_cur = wxBitmap( image );

         xH = 30 + image.GetOptionInt(wxIMAGE_OPTION_CUR_HOTSPOT_X) ;
         yH = 2420 + image.GetOptionInt(wxIMAGE_OPTION_CUR_HOTSPOT_Y) ;
     }
         xH = 30 + image.GetOptionInt(wxIMAGE_OPTION_CUR_HOTSPOT_X) ;
         yH = 2420 + image.GetOptionInt(wxIMAGE_OPTION_CUR_HOTSPOT_Y) ;
     }


@@ -596,7 +697,7 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
             if ( !image.LoadFile(mis) )
                 wxLogError(wxT("Can't load BMP image from stream"));
             else
             if ( !image.LoadFile(mis) )
                 wxLogError(wxT("Can't load BMP image from stream"));
             else

-                my_horse_bmp2 = new wxBitmap( image );
+                my_horse_bmp2 = wxBitmap( image );

         }
 
         free(data);
         }
 
         free(data);


@@ -605,23 +706,7 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
 
 MyCanvas::~MyCanvas()
 {
 
 MyCanvas::~MyCanvas()
 {

-    delete my_horse_pnm;
-    delete my_horse_png;
-    delete my_horse_jpeg;
-    delete my_horse_gif;
-    delete my_horse_bmp;
-    delete my_horse_bmp2;
-    delete my_horse_pcx;
-    delete my_horse_tiff;
-    delete my_horse_xpm;
-    delete my_horse_ico32;
-    delete my_horse_ico16;
-    delete my_horse_ico;
-    delete my_horse_cur;

     delete [] my_horse_ani;
     delete [] my_horse_ani;

-    delete my_smile_xbm;
-    delete my_square;
-    delete my_anti;

 }
 
 void MyCanvas::OnPaint( wxPaintEvent &WXUNUSED(event) )
 }
 
 void MyCanvas::OnPaint( wxPaintEvent &WXUNUSED(event) )


@@ -630,7 +715,8 @@ void MyCanvas::OnPaint( wxPaintEvent &WXUNUSED(event) )
     PrepareDC( dc );
 
     dc.DrawText( _T("Loaded image"), 30, 10 );
     PrepareDC( dc );
 
     dc.DrawText( _T("Loaded image"), 30, 10 );

-    if (my_square && my_square->Ok()) dc.DrawBitmap( *my_square, 30, 30 );
+    if (my_square.Ok())
+        dc.DrawBitmap( my_square, 30, 30 );

 
     dc.DrawText( _T("Drawn directly"), 150, 10 );
     dc.SetBrush( wxBrush( wxT("orange"), wxSOLID ) );
 
     dc.DrawText( _T("Drawn directly"), 150, 10 );
     dc.SetBrush( wxBrush( wxT("orange"), wxSOLID ) );


@@ -639,72 +725,124 @@ void MyCanvas::OnPaint( wxPaintEvent &WXUNUSED(event) )
     dc.SetBrush( *wxWHITE_BRUSH );
     dc.DrawRectangle( 170, 50, 60, 60 );
 
     dc.SetBrush( *wxWHITE_BRUSH );
     dc.DrawRectangle( 170, 50, 60, 60 );
 

-    if (my_anti && my_anti->Ok())
-        dc.DrawBitmap( *my_anti, 280, 30 );
+    if (my_anti.Ok())
+        dc.DrawBitmap( my_anti, 280, 30 );

 
     dc.DrawText( _T("PNG handler"), 30, 135 );
 
     dc.DrawText( _T("PNG handler"), 30, 135 );

-    if (my_horse_png && my_horse_png->Ok())
+    if (my_horse_png.Ok())

     {
     {

-        dc.DrawBitmap( *my_horse_png, 30, 150 );
+        dc.DrawBitmap( my_horse_png, 30, 150 );

         wxRect rect(0,0,100,100);
         wxRect rect(0,0,100,100);

-        wxBitmap sub( my_horse_png->GetSubBitmap(rect) );
-        dc.DrawText( _T("GetSubBitmap()"), 280, 190 );
-        dc.DrawBitmap( sub, 280, 210 );
+        wxBitmap sub( my_horse_png.GetSubBitmap(rect) );
+        dc.DrawText( _T("GetSubBitmap()"), 280, 175 );
+        dc.DrawBitmap( sub, 280, 195 );

     }
 
     dc.DrawText( _T("JPEG handler"), 30, 365 );
     }
 
     dc.DrawText( _T("JPEG handler"), 30, 365 );

-    if (my_horse_jpeg && my_horse_jpeg->Ok())
-        dc.DrawBitmap( *my_horse_jpeg, 30, 380 );
+    if (my_horse_jpeg.Ok())
+        dc.DrawBitmap( my_horse_jpeg, 30, 380 );
+
+    dc.DrawText( _T("Green rotated to red"), 280, 365 );
+    if (colorized_horse_jpeg.Ok())
+        dc.DrawBitmap( colorized_horse_jpeg, 280, 380 );
+
+    dc.DrawText( _T("CMYK JPEG image"), 530, 365 );
+    if (my_cmyk_jpeg.Ok())
+        dc.DrawBitmap( my_cmyk_jpeg, 530, 380 );

 
     dc.DrawText( _T("GIF handler"), 30, 595 );
 
     dc.DrawText( _T("GIF handler"), 30, 595 );

-    if (my_horse_gif && my_horse_gif->Ok())
-        dc.DrawBitmap( *my_horse_gif, 30, 610 );
+    if (my_horse_gif.Ok())
+        dc.DrawBitmap( my_horse_gif, 30, 610 );

 
     dc.DrawText( _T("PCX handler"), 30, 825 );
 
     dc.DrawText( _T("PCX handler"), 30, 825 );

-    if (my_horse_pcx && my_horse_pcx->Ok())
-        dc.DrawBitmap( *my_horse_pcx, 30, 840 );
+    if (my_horse_pcx.Ok())
+        dc.DrawBitmap( my_horse_pcx, 30, 840 );

 
     dc.DrawText( _T("BMP handler"), 30, 1055 );
 
     dc.DrawText( _T("BMP handler"), 30, 1055 );

-    if (my_horse_bmp && my_horse_bmp->Ok())
-        dc.DrawBitmap( *my_horse_bmp, 30, 1070 );
+    if (my_horse_bmp.Ok())
+        dc.DrawBitmap( my_horse_bmp, 30, 1070 );

 
     dc.DrawText( _T("BMP read from memory"), 280, 1055 );
 
     dc.DrawText( _T("BMP read from memory"), 280, 1055 );

-    if (my_horse_bmp2 && my_horse_bmp2->Ok())
-        dc.DrawBitmap( *my_horse_bmp2, 280, 1070 );
+    if (my_horse_bmp2.Ok())
+        dc.DrawBitmap( my_horse_bmp2, 280, 1070 );

 
     dc.DrawText( _T("PNM handler"), 30, 1285 );
 
     dc.DrawText( _T("PNM handler"), 30, 1285 );

-    if (my_horse_pnm && my_horse_pnm->Ok())
-        dc.DrawBitmap( *my_horse_pnm, 30, 1300 );
+    if (my_horse_pnm.Ok())
+        dc.DrawBitmap( my_horse_pnm, 30, 1300 );
+
+    dc.DrawText( _T("PNM handler (ascii grey)"), 280, 1285 );
+    if (my_horse_asciigrey_pnm.Ok())
+        dc.DrawBitmap( my_horse_asciigrey_pnm, 280, 1300 );
+
+    dc.DrawText( _T("PNM handler (raw grey)"), 530, 1285 );
+    if (my_horse_rawgrey_pnm.Ok())
+        dc.DrawBitmap( my_horse_rawgrey_pnm, 530, 1300 );

 
     dc.DrawText( _T("TIFF handler"), 30, 1515 );
 
     dc.DrawText( _T("TIFF handler"), 30, 1515 );

-    if (my_horse_tiff && my_horse_tiff->Ok())
-        dc.DrawBitmap( *my_horse_tiff, 30, 1530 );
+    if (my_horse_tiff.Ok())
+        dc.DrawBitmap( my_horse_tiff, 30, 1530 );

 
     dc.DrawText( _T("XPM handler"), 30, 1745 );
 
     dc.DrawText( _T("XPM handler"), 30, 1745 );

-    if (my_horse_xpm && my_horse_xpm->Ok())
-        dc.DrawBitmap( *my_horse_xpm, 30, 1760 );
+    if (my_horse_xpm.Ok())
+        dc.DrawBitmap( my_horse_xpm, 30, 1760 );

 
 

+    // toucans
+    {
+        int x = 750, y = 10, yy = 170;
+
+        dc.DrawText(wxT("Original toucan"), x+50, y);
+        dc.DrawBitmap(my_toucan, x, y+15, true);
+        y += yy;
+        dc.DrawText(wxT("Flipped horizontally"), x+50, y);
+        dc.DrawBitmap(my_toucan_flipped_horiz, x, y+15, true);
+        y += yy;
+        dc.DrawText(wxT("Flipped vertically"), x+50, y);
+        dc.DrawBitmap(my_toucan_flipped_vert, x, y+15, true);
+        y += yy;
+        dc.DrawText(wxT("Flipped both h&v"), x+50, y);
+        dc.DrawBitmap(my_toucan_flipped_both, x, y+15, true);
+
+        y += yy;
+        dc.DrawText(wxT("In greyscale"), x+50, y);
+        dc.DrawBitmap(my_toucan_grey, x, y+15, true);
+
+        y += yy;
+        dc.DrawText(wxT("Toucan's head"), x+50, y);
+        dc.DrawBitmap(my_toucan_head, x, y+15, true);
+
+        y += yy;
+        dc.DrawText(wxT("Scaled with normal quality"), x+50, y);
+        dc.DrawBitmap(my_toucan_scaled_normal, x, y+15, true);
+
+        y += yy;
+        dc.DrawText(wxT("Scaled with high quality"), x+50, y);
+        dc.DrawBitmap(my_toucan_scaled_high, x, y+15, true);
+
+        y += yy;
+        dc.DrawText(wxT("Blured"), x+50, y);
+        dc.DrawBitmap(my_toucan_blur, x, y+15, true);
+    }

 
 

-    if (my_smile_xbm && my_smile_xbm->Ok())
+    if (my_smile_xbm.Ok())

     {
         dc.DrawText( _T("XBM bitmap"), 30, 1975 );
         dc.DrawText( _T("(green on red)"), 30, 1990 );
         dc.SetTextForeground( _T("GREEN") );
         dc.SetTextBackground( _T("RED") );
     {
         dc.DrawText( _T("XBM bitmap"), 30, 1975 );
         dc.DrawText( _T("(green on red)"), 30, 1990 );
         dc.SetTextForeground( _T("GREEN") );
         dc.SetTextBackground( _T("RED") );

-        dc.DrawBitmap( *my_smile_xbm, 30, 2010 );
+        dc.DrawBitmap( my_smile_xbm, 30, 2010 );

 
 

-        dc.SetTextForeground( wxT("BLACK") );
+        dc.SetTextForeground( *wxBLACK );

         dc.DrawText( _T("After wxImage conversion"), 150, 1975 );
         dc.DrawText( _T("(red on white)"), 150, 1990 );
         dc.SetTextForeground( wxT("RED") );
         dc.DrawText( _T("After wxImage conversion"), 150, 1975 );
         dc.DrawText( _T("(red on white)"), 150, 1990 );
         dc.SetTextForeground( wxT("RED") );

-        wxImage i = my_smile_xbm->ConvertToImage();
+        wxImage i = my_smile_xbm.ConvertToImage();

         i.SetMaskColour( 255, 255, 255 );
         i.Replace( 0, 0, 0,
                wxRED_PEN->GetColour().Red(),
                wxRED_PEN->GetColour().Green(),
                wxRED_PEN->GetColour().Blue() );
         dc.DrawBitmap( wxBitmap(i), 150, 2010, true );
         i.SetMaskColour( 255, 255, 255 );
         i.Replace( 0, 0, 0,
                wxRED_PEN->GetColour().Red(),
                wxRED_PEN->GetColour().Green(),
                wxRED_PEN->GetColour().Blue() );
         dc.DrawBitmap( wxBitmap(i), 150, 2010, true );

-        dc.SetTextForeground( wxT("BLACK") );
+        dc.SetTextForeground( *wxBLACK );

     }
 
 
     }
 
 


@@ -733,7 +871,7 @@ void MyCanvas::OnPaint( wxPaintEvent &WXUNUSED(event) )
         dc.SetTextBackground( wxT("GREEN") );
         dc.DrawBitmap( mono, 30, 2130 );
 
         dc.SetTextBackground( wxT("GREEN") );
         dc.DrawBitmap( mono, 30, 2130 );
 

-        dc.SetTextForeground( wxT("BLACK") );
+        dc.SetTextForeground( *wxBLACK );

         dc.DrawText( _T("After wxImage conversion"), 150, 2095 );
         dc.DrawText( _T("(red on white)"), 150, 2110 );
         dc.SetTextForeground( wxT("RED") );
         dc.DrawText( _T("After wxImage conversion"), 150, 2095 );
         dc.DrawText( _T("(red on white)"), 150, 2110 );
         dc.SetTextForeground( wxT("RED") );


@@ -744,7 +882,7 @@ void MyCanvas::OnPaint( wxPaintEvent &WXUNUSED(event) )
                wxRED_PEN->GetColour().Green(),
                wxRED_PEN->GetColour().Blue() );
         dc.DrawBitmap( wxBitmap(i), 150, 2130, true );
                wxRED_PEN->GetColour().Green(),
                wxRED_PEN->GetColour().Blue() );
         dc.DrawBitmap( wxBitmap(i), 150, 2130, true );

-        dc.SetTextForeground( wxT("BLACK") );
+        dc.SetTextForeground( *wxBLACK );

     }
 
     // For testing transparency
     }
 
     // For testing transparency


@@ -787,32 +925,34 @@ void MyCanvas::OnPaint( wxPaintEvent &WXUNUSED(event) )
     }
 
     dc.DrawText( _T("ICO handler (1st image)"), 30, 2290 );
     }
 
     dc.DrawText( _T("ICO handler (1st image)"), 30, 2290 );

-    if (my_horse_ico32 && my_horse_ico32->Ok())
-        dc.DrawBitmap( *my_horse_ico32, 30, 2330, true );
+    if (my_horse_ico32.Ok())
+        dc.DrawBitmap( my_horse_ico32, 30, 2330, true );

 
     dc.DrawText( _T("ICO handler (2nd image)"), 230, 2290 );
 
     dc.DrawText( _T("ICO handler (2nd image)"), 230, 2290 );

-    if (my_horse_ico16 && my_horse_ico16->Ok())
-        dc.DrawBitmap( *my_horse_ico16, 230, 2330, true );
+    if (my_horse_ico16.Ok())
+        dc.DrawBitmap( my_horse_ico16, 230, 2330, true );

 
     dc.DrawText( _T("ICO handler (best image)"), 430, 2290 );
 
     dc.DrawText( _T("ICO handler (best image)"), 430, 2290 );

-    if (my_horse_ico && my_horse_ico->Ok())
-        dc.DrawBitmap( *my_horse_ico, 430, 2330, true );
+    if (my_horse_ico.Ok())
+        dc.DrawBitmap( my_horse_ico, 430, 2330, true );

 
     dc.DrawText( _T("CUR handler"), 30, 2390 );
 
     dc.DrawText( _T("CUR handler"), 30, 2390 );

-    if (my_horse_cur && my_horse_cur->Ok())
+    if (my_horse_cur.Ok())

     {
     {

-        dc.DrawBitmap( *my_horse_cur, 30, 2420, true );
+        dc.DrawBitmap( my_horse_cur, 30, 2420, true );

         dc.SetPen (*wxRED_PEN);
         dc.DrawLine (xH-10,yH,xH+10,yH);
         dc.DrawLine (xH,yH-10,xH,yH+10);
     }
         dc.SetPen (*wxRED_PEN);
         dc.DrawLine (xH-10,yH,xH+10,yH);
         dc.DrawLine (xH,yH-10,xH,yH+10);
     }

+

     dc.DrawText( _T("ANI handler"), 230, 2390 );
     dc.DrawText( _T("ANI handler"), 230, 2390 );

-    int i ;
-    for (i=0; i < m_ani_images; i ++)
+    for ( int i=0; i < m_ani_images; i++ )
+    {

         if (my_horse_ani[i].Ok())
         {
             dc.DrawBitmap( my_horse_ani[i], 230 + i * 2 * my_horse_ani[i].GetWidth() , 2420, true );
         }
         if (my_horse_ani[i].Ok())
         {
             dc.DrawBitmap( my_horse_ani[i], 230 + i * 2 * my_horse_ani[i].GetWidth() , 2420, true );
         }

+    }

 }
 
 void MyCanvas::CreateAntiAliasedBitmap()
 }
 
 void MyCanvas::CreateAntiAliasedBitmap()


@@ -827,12 +967,12 @@ void MyCanvas::CreateAntiAliasedBitmap()
 
   dc.SetFont( wxFont( 24, wxDECORATIVE, wxNORMAL, wxNORMAL) );
   dc.SetTextForeground( wxT("RED") );
 
   dc.SetFont( wxFont( 24, wxDECORATIVE, wxNORMAL, wxNORMAL) );
   dc.SetTextForeground( wxT("RED") );

-  dc.DrawText( _T("This is anti-aliased Text."), 20, 20 );
-  dc.DrawText( _T("And a Rectangle."), 20, 60 );
+  dc.DrawText( _T("This is anti-aliased Text."), 20, 5 );
+  dc.DrawText( _T("And a Rectangle."), 20, 45 );

 
   dc.SetBrush( *wxRED_BRUSH );
   dc.SetPen( *wxTRANSPARENT_PEN );
 
   dc.SetBrush( *wxRED_BRUSH );
   dc.SetPen( *wxTRANSPARENT_PEN );

-  dc.DrawRoundedRectangle( 20, 100, 200, 180, 20 );
+  dc.DrawRoundedRectangle( 20, 85, 200, 180, 20 );

 
   wxImage original= bitmap.ConvertToImage();
   wxImage anti( 150, 150 );
 
   wxImage original= bitmap.ConvertToImage();
   wxImage anti( 150, 150 );


@@ -861,17 +1001,17 @@ void MyCanvas::CreateAntiAliasedBitmap()
        blue = blue/4;
        anti.SetRGB( x, y, (unsigned char)red, (unsigned char)green, (unsigned char)blue );
     }
        blue = blue/4;
        anti.SetRGB( x, y, (unsigned char)red, (unsigned char)green, (unsigned char)blue );
     }

-  my_anti = new wxBitmap(anti);
+  my_anti = wxBitmap(anti);

 }
 
 // MyFrame
 
 enum
 {
 }
 
 // MyFrame
 
 enum
 {

-    ID_QUIT  = 108,
-    ID_ABOUT,
-    ID_NEW,
-    ID_SHOWRAW
+    ID_QUIT  = wxID_EXIT,
+    ID_ABOUT = wxID_ABOUT,
+    ID_NEW = 100,
+    ID_SHOWRAW = 101

 };
 
 IMPLEMENT_DYNAMIC_CLASS( MyFrame, wxFrame )
 };
 
 IMPLEMENT_DYNAMIC_CLASS( MyFrame, wxFrame )


@@ -892,7 +1032,7 @@ END_EVENT_TABLE()
 
 MyFrame::MyFrame()
        : wxFrame( (wxFrame *)NULL, wxID_ANY, _T("wxImage sample"),
 
 MyFrame::MyFrame()
        : wxFrame( (wxFrame *)NULL, wxID_ANY, _T("wxImage sample"),

-                  wxPoint(20,20), wxSize(470,360) )
+                  wxPoint(20, 20), wxSize(950, 700) )

 {
   wxMenuBar *menu_bar = new wxMenuBar();
 
 {
   wxMenuBar *menu_bar = new wxMenuBar();
 


@@ -925,8 +1065,8 @@ MyFrame::MyFrame()
 
   m_canvas = new MyCanvas( this, wxID_ANY, wxPoint(0,0), wxSize(10,10) );
 
 
   m_canvas = new MyCanvas( this, wxID_ANY, wxPoint(0,0), wxSize(10,10) );
 

-  // 500 width * 2500 height
-  m_canvas->SetScrollbars( 10, 10, 50, 250 );
+  // 500 width * 2750 height
+  m_canvas->SetScrollbars( 10, 10, 50, 275 );

 }
 
 void MyFrame::OnQuit( wxCommandEvent &WXUNUSED(event) )
 }
 
 void MyFrame::OnQuit( wxCommandEvent &WXUNUSED(event) )


@@ -943,6 +1083,7 @@ void MyFrame::OnAbout( wxCommandEvent &WXUNUSED(event) )
 
 void MyFrame::OnNewFrame( wxCommandEvent &WXUNUSED(event) )
 {
 
 void MyFrame::OnNewFrame( wxCommandEvent &WXUNUSED(event) )
 {

+#if wxUSE_FILEDLG

     wxString filename = wxFileSelector(_T("Select image file"));
     if ( !filename )
         return;
     wxString filename = wxFileSelector(_T("Select image file"));
     if ( !filename )
         return;


@@ -956,6 +1097,7 @@ void MyFrame::OnNewFrame( wxCommandEvent &WXUNUSED(event) )
     }
 
     (new MyImageFrame(this, wxBitmap(image)))->Show();
     }
 
     (new MyImageFrame(this, wxBitmap(image)))->Show();

+#endif // wxUSE_FILEDLG

 }
 
 #ifdef wxHAVE_RAW_BITMAP
 }
 
 #ifdef wxHAVE_RAW_BITMAP


@@ -972,7 +1114,7 @@ void MyFrame::OnTestRawBitmap( wxCommandEvent &WXUNUSED(event) )
 void MyFrame::OnCopy(wxCommandEvent& WXUNUSED(event))
 {
     wxBitmapDataObject *dobjBmp = new wxBitmapDataObject;
 void MyFrame::OnCopy(wxCommandEvent& WXUNUSED(event))
 {
     wxBitmapDataObject *dobjBmp = new wxBitmapDataObject;

-    dobjBmp->SetBitmap(*m_canvas->my_horse_png);
+    dobjBmp->SetBitmap(m_canvas->my_horse_png);

 
     wxTheClipboard->Open();
 
 
     wxTheClipboard->Open();
 


@@ -1047,4 +1189,3 @@ bool MyApp::OnInit()
 
   return true;
 }
 
   return true;
 }

-