A few tweaks and cleanups

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

diff --git a/samples/image/image.cpp b/samples/image/image.cpp
index 0fc51e19b14f625789f567c938caebff7082fe53..262078f92c0773e3de1a066aa376afab19247b79 100644 (file)
--- a/samples/image/image.cpp
+++ b/samples/image/image.cpp
@@ -19,8 +19,14 @@
 #endif
 
 #include "wx/image.h"
 #endif
 
 #include "wx/image.h"

-

 #include "wx/file.h"
 #include "wx/file.h"

+#include "wx/mstream.h"
+#include "wx/wfstream.h"
+#include "wx/quantize.h"
+
+#include "smile.xbm"
+#include "smile.xpm"
+

 
 // derived classes
 
 
 // derived classes
 


@@ -45,22 +51,63 @@ public:
     wxBitmap  *my_horse_pcx;
     wxBitmap  *my_horse_pnm;
     wxBitmap  *my_horse_tiff;
     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_square;
     wxBitmap  *my_anti;
 

+    int xH, yH ;
+
+protected:
+    wxBitmap m_bmpSmileXpm;
+    wxIcon   m_iconSmileXpm;
+

 private:
     DECLARE_DYNAMIC_CLASS(MyCanvas)
     DECLARE_EVENT_TABLE()
 };
 
 private:
     DECLARE_DYNAMIC_CLASS(MyCanvas)
     DECLARE_EVENT_TABLE()
 };
 

+
+const int nChoices = 8 ;
+static const wxString bppchoices[nChoices] =
+{
+    "1 bpp color",
+    "1 bpp B&W",
+    "4 bpp color",
+    "8 bpp color",
+    "8 bpp greyscale",
+    "8 bpp red",
+    "8 bpp own palette",
+    "24 bpp"
+};
+
+static const int bppvalues[nChoices] =
+{
+    wxBMP_1BPP,
+    wxBMP_1BPP_BW,
+    wxBMP_4BPP,
+    wxBMP_8BPP,
+    wxBMP_8BPP_GREY,
+    wxBMP_8BPP_RED,
+    wxBMP_8BPP_PALETTE,
+    wxBMP_24BPP
+};
+

 // MyFrame
 
 // MyFrame
 

+

 class MyFrame: public wxFrame
 {
 public:
     MyFrame();
 
     void OnAbout( wxCommandEvent &event );
 class MyFrame: public wxFrame
 {
 public:
     MyFrame();
 
     void OnAbout( wxCommandEvent &event );

+    void OnNewFrame( wxCommandEvent &event );

     void OnQuit( wxCommandEvent &event );
 
     MyCanvas         *m_canvas;
     void OnQuit( wxCommandEvent &event );
 
     MyCanvas         *m_canvas;


@@ -70,6 +117,103 @@ private:
     DECLARE_EVENT_TABLE()
 };
 
     DECLARE_EVENT_TABLE()
 };
 

+class MyImageFrame : public wxFrame
+{
+public:
+    MyImageFrame(wxFrame *parent, const wxBitmap& bitmap)
+        : wxFrame(parent, -1, _T("Double click to save"),
+                  wxDefaultPosition, wxDefaultSize,
+                  wxCAPTION | wxSYSTEM_MENU),
+                  m_bitmap(bitmap)
+    {
+        SetClientSize(bitmap.GetWidth(), bitmap.GetHeight());
+    }
+
+    void OnPaint(wxPaintEvent& WXUNUSED(event))
+    {
+        wxPaintDC dc( this );
+        //TRUE for masked images
+        dc.DrawBitmap( m_bitmap, 0, 0, TRUE );
+    }
+
+    void OnSave(wxCommandEvent& WXUNUSED(event))
+    {
+        wxImage image = m_bitmap.ConvertToImage();
+
+        int bppselection = wxGetSingleChoiceIndex("Set BMP BPP",
+                                                  "Set BMP BPP",
+                                                  nChoices,
+                                                  bppchoices,
+                                                  this);
+        if ( bppselection == -1 )
+        {
+            // cancelled
+            return;
+        }
+
+        image.SetOption(wxIMAGE_OPTION_BMP_FORMAT, bppvalues[bppselection]);
+
+        wxString deffilename = bppchoices[bppselection];
+        deffilename.Replace(wxT(" "), wxT("_"));
+        deffilename += wxT(".bmp");
+        wxString savefilename = wxFileSelector( wxT("Save Image"),
+                                                wxT(""),
+                                                deffilename,
+                                                (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);
+
+        if ( savefilename.empty() )
+            return;
+
+        if ( image.GetOptionInt(wxIMAGE_OPTION_BMP_FORMAT) == wxBMP_8BPP_PALETTE )
+        {
+            unsigned char *cmap = new unsigned char [256];
+            for ( int i = 0; i < 256; i++ )
+                cmap[i] = i;
+            image.SetPalette(wxPalette(256, cmap, cmap, cmap));
+
+            delete cmap;
+        }
+
+        bool loaded;
+        wxString extension = savefilename.AfterLast('.').Lower();
+
+        if (extension == "cur")
+        {
+            image.Rescale(32,32);    
+            image.SetOption(wxIMAGE_OPTION_CUR_HOTSPOT_X, 0);    
+            image.SetOption(wxIMAGE_OPTION_CUR_HOTSPOT_Y, 0);
+            // This shows how you can save an image with explicitly
+            // specified image format:
+            loaded = image.SaveFile(savefilename, wxBITMAP_TYPE_CUR);
+        }
+        else 
+        {
+            // This one guesses image format from filename extension
+            // (it may fail if the extension is not recognized):
+            loaded = image.SaveFile(savefilename);
+        }
+        
+        if ( !loaded )
+            wxMessageBox("No handler for this file type.",
+                         "File was not saved",
+                         wxOK|wxCENTRE, this);
+    }
+
+private:
+    wxBitmap m_bitmap;
+
+    DECLARE_EVENT_TABLE()
+};
+

 // MyApp
 
 class MyApp: public wxApp
 // MyApp
 
 class MyApp: public wxApp


@@ -86,6 +230,11 @@ IMPLEMENT_APP(MyApp)
 
 IMPLEMENT_DYNAMIC_CLASS(MyCanvas, wxScrolledWindow)
 
 
 IMPLEMENT_DYNAMIC_CLASS(MyCanvas, wxScrolledWindow)
 

+BEGIN_EVENT_TABLE(MyImageFrame, wxFrame)
+  EVT_PAINT(MyImageFrame::OnPaint)
+  EVT_LEFT_DCLICK(MyImageFrame::OnSave)
+END_EVENT_TABLE()
+

 BEGIN_EVENT_TABLE(MyCanvas, wxScrolledWindow)
   EVT_PAINT(MyCanvas::OnPaint)
 END_EVENT_TABLE()
 BEGIN_EVENT_TABLE(MyCanvas, wxScrolledWindow)
   EVT_PAINT(MyCanvas::OnPaint)
 END_EVENT_TABLE()


@@ -93,6 +242,10 @@ END_EVENT_TABLE()
 MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
                     const wxPoint &pos, const wxSize &size )
         : wxScrolledWindow( parent, id, pos, size, wxSUNKEN_BORDER )
 MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
                     const wxPoint &pos, const wxSize &size )
         : wxScrolledWindow( parent, id, pos, size, wxSUNKEN_BORDER )

+#if !defined(__WINDOWS__) || wxUSE_XPM_IN_MSW
+          , m_bmpSmileXpm((const char **) smile_xpm)
+          , m_iconSmileXpm((const char **) smile_xpm)
+#endif

 {
     my_horse_png = (wxBitmap*) NULL;
     my_horse_jpeg = (wxBitmap*) NULL;
 {
     my_horse_png = (wxBitmap*) NULL;
     my_horse_jpeg = (wxBitmap*) NULL;


@@ -101,6 +254,13 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
     my_horse_pcx = (wxBitmap*) NULL;
     my_horse_pnm = (wxBitmap*) NULL;
     my_horse_tiff = (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_smile_xbm = (wxBitmap*) NULL;

     my_square = (wxBitmap*) NULL;
     my_anti = (wxBitmap*) NULL;
 
     my_square = (wxBitmap*) NULL;
     my_anti = (wxBitmap*) NULL;
 


@@ -110,72 +270,152 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
 
     wxMemoryDC dc;
     dc.SelectObject( bitmap );
 
     wxMemoryDC dc;
     dc.SelectObject( bitmap );

-    dc.SetBrush( wxBrush( "orange", wxSOLID ) );
-    dc.SetPen( *wxWHITE_PEN );
+    dc.SetBrush( wxBrush( wxT("orange"), wxSOLID ) );
+    dc.SetPen( *wxBLACK_PEN );

     dc.DrawRectangle( 0, 0, 100, 100 );
     dc.DrawRectangle( 0, 0, 100, 100 );

+    dc.SetBrush( *wxWHITE_BRUSH );
+    dc.DrawRectangle( 20, 20, 60, 60 );

     dc.SelectObject( wxNullBitmap );
 
     // try to find the directory with our images
     wxString dir;
     dc.SelectObject( wxNullBitmap );
 
     // try to find the directory with our images
     wxString dir;

-    if ( wxFile::Exists("./horse.png") )
+    if ( wxFile::Exists(wxT("./horse.png")) )

         dir = "./";
         dir = "./";

-    else if ( wxFile::Exists("../horse.png") )
+    else if ( wxFile::Exists(wxT("../horse.png")) )

         dir = "../";
     else
         dir = "../";
     else

-        wxLogWarning("Can't find image files in either '.' or '..'!");
+        wxLogWarning(wxT("Can't find image files in either '.' or '..'!"));
+
+    wxImage image = bitmap.ConvertToImage();
+
+#if wxUSE_LIBPNG
+    if ( !image.SaveFile( dir + wxString("test.png"), wxBITMAP_TYPE_PNG ))
+        wxLogError(wxT("Can't save file"));
+
+    image.Destroy();

 
 

-    wxImage image( bitmap );
+    image.LoadFile( dir + wxString("test.png") );
+    my_square = new wxBitmap( image );

 
 

-    if ( !image.SaveFile( dir + wxString("test.png"), wxBITMAP_TYPE_PNG ) )
-        wxLogError("Can't save file");
+    image.Destroy();

 
 

-    if ( !image.LoadFile( dir + wxString("horse.png"), wxBITMAP_TYPE_PNG ) )
-        wxLogError("Can't load PNG image");
+    if ( !image.LoadFile( dir + wxString("horse.png")) )
+        wxLogError(wxT("Can't load PNG image"));

     else
     else

-        my_horse_png = new wxBitmap( image.ConvertToBitmap() );
+        my_horse_png = new wxBitmap( image );
+#endif // wxUSE_LIBPNG

 
 

-    if ( !image.LoadFile( dir + wxString("horse.jpg") ) )
-        wxLogError("Can't load JPG image");
+#if wxUSE_LIBJPEG
+    image.Destroy();
+
+    if ( !image.LoadFile( dir + wxString("horse.jpg")) )
+        wxLogError(wxT("Can't load JPG image"));

     else
     else

-        my_horse_jpeg = new wxBitmap( image.ConvertToBitmap() );
+        my_horse_jpeg = new wxBitmap( image );
+#endif // wxUSE_LIBJPEG

 
 #if wxUSE_GIF
 
 #if wxUSE_GIF

-    if ( !image.LoadFile( dir + wxString("horse.gif") ) )
-        wxLogError("Can't load GIF image");
+    image.Destroy();
+
+    if ( !image.LoadFile( dir + wxString("horse.gif")))
+    //if ( !image.LoadFile( wxString("\\slidbar.gif"), wxBITMAP_TYPE_GIF, -2) )
+        wxLogError(wxT("Can't load GIF image"));

     else
     else

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

 #endif
 
 #if wxUSE_PCX
 #endif
 
 #if wxUSE_PCX

+    image.Destroy();
+

     if ( !image.LoadFile( dir + wxString("horse.pcx"), wxBITMAP_TYPE_PCX ) )
     if ( !image.LoadFile( dir + wxString("horse.pcx"), wxBITMAP_TYPE_PCX ) )

-        wxLogError("Can't load PCX image");
+        wxLogError(wxT("Can't load PCX image"));

     else
     else

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

 #endif
 
 #endif
 

+    image.Destroy();
+

     if ( !image.LoadFile( dir + wxString("horse.bmp"), wxBITMAP_TYPE_BMP ) )
     if ( !image.LoadFile( dir + wxString("horse.bmp"), wxBITMAP_TYPE_BMP ) )

-        wxLogError("Can't load BMP image");
+        wxLogError(wxT("Can't load BMP image"));
+    else
+        my_horse_bmp = new wxBitmap( image );
+
+#if wxUSE_XPM
+    image.Destroy();
+
+    if ( !image.LoadFile( dir + wxString("horse.xpm"), wxBITMAP_TYPE_XPM ) )
+        wxLogError(wxT("Can't load XPM image"));

     else
     else

-        my_horse_bmp = new wxBitmap( image.ConvertToBitmap() );
+        my_horse_xpm = new wxBitmap( image );
+
+    if ( !image.SaveFile( dir + wxString("test.xpm"), wxBITMAP_TYPE_XPM ))
+        wxLogError(wxT("Can't save file"));
+#endif

 
 #if wxUSE_PNM
 
 #if wxUSE_PNM

+    image.Destroy();
+

     if ( !image.LoadFile( dir + wxString("horse.pnm"), wxBITMAP_TYPE_PNM ) )
     if ( !image.LoadFile( dir + wxString("horse.pnm"), wxBITMAP_TYPE_PNM ) )

-        wxLogError("Can't load PNM image");
+        wxLogError(wxT("Can't load PNM image"));

     else
     else

-        my_horse_pnm = new wxBitmap( image.ConvertToBitmap() );
+        my_horse_pnm = new wxBitmap( image );

 #endif
 
 #if wxUSE_LIBTIFF
 #endif
 
 #if wxUSE_LIBTIFF

+    image.Destroy();
+

     if ( !image.LoadFile( dir + wxString("horse.tif"), wxBITMAP_TYPE_TIF ) )
     if ( !image.LoadFile( dir + wxString("horse.tif"), wxBITMAP_TYPE_TIF ) )

-        wxLogError("Can't load TIFF image");
+        wxLogError(wxT("Can't load TIFF image"));

     else
     else

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

 #endif
 
 #endif
 

-    image.LoadFile( dir + wxString("test.png") );
-    my_square = new wxBitmap( image.ConvertToBitmap() );
-

     CreateAntiAliasedBitmap();
     CreateAntiAliasedBitmap();

+
+    my_smile_xbm = new wxBitmap( (const char*)smile_bits, smile_width,
+                                 smile_height, 1 );
+
+#if !defined(__WINDOWS__) || wxUSE_XPM_IN_MSW
+    // demonstrates XPM automatically using the mask when saving
+    if ( m_bmpSmileXpm.Ok() )
+        m_bmpSmileXpm.SaveFile("saved.xpm", wxBITMAP_TYPE_XPM);
+#endif
+
+#if wxUSE_ICO_CUR
+    image.Destroy();
+
+    if ( !image.LoadFile( dir + wxString("horse.ico"), wxBITMAP_TYPE_ICO, 0 ) )
+        wxLogError(wxT("Can't load first ICO image"));
+    else
+        my_horse_ico32 = new wxBitmap( image );
+        
+    image.Destroy();
+
+    if ( !image.LoadFile( dir + wxString("horse.ico"), wxBITMAP_TYPE_ICO, 1 ) )
+        wxLogError(wxT("Can't load second ICO image"));
+    else
+        my_horse_ico16 = new wxBitmap( image );
+
+    image.Destroy();
+
+    if ( !image.LoadFile( dir + wxString("horse.ico") ) )
+        wxLogError(wxT("Can't load best ICO image"));
+    else
+        my_horse_ico = new wxBitmap( image );
+
+    image.Destroy();
+
+    if ( !image.LoadFile( dir + wxString("horse.cur"), wxBITMAP_TYPE_CUR ) )
+        wxLogError(wxT("Can't load best ICO image"));
+    else
+        {
+        my_horse_cur = new wxBitmap( image );
+        xH = 30 + image.GetOptionInt(wxIMAGE_OPTION_CUR_HOTSPOT_X) ;
+        yH = 2420 + image.GetOptionInt(wxIMAGE_OPTION_CUR_HOTSPOT_Y) ;
+        }
+    
+#endif
+

 }
 
 MyCanvas::~MyCanvas()
 }
 
 MyCanvas::~MyCanvas()


@@ -187,45 +427,164 @@ MyCanvas::~MyCanvas()
     delete my_horse_bmp;
     delete my_horse_pcx;
     delete my_horse_tiff;
     delete my_horse_bmp;
     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_smile_xbm;

     delete my_square;
     delete my_anti;
 }
 
 void MyCanvas::OnPaint( wxPaintEvent &WXUNUSED(event) )
 {
     delete my_square;
     delete my_anti;
 }
 
 void MyCanvas::OnPaint( wxPaintEvent &WXUNUSED(event) )
 {

-  wxPaintDC dc( this );
-  PrepareDC( dc );
+    wxPaintDC dc( this );
+    PrepareDC( dc );
+
+    dc.DrawText( "Loaded image", 30, 10 );
+    if (my_square && my_square->Ok()) dc.DrawBitmap( *my_square, 30, 30 );

 
 

-  dc.DrawText( "Loaded image", 30, 10 );
-  if (my_square && my_square->Ok()) dc.DrawBitmap( *my_square, 30, 30 );
+    dc.DrawText( "Drawn directly", 150, 10 );
+    dc.SetBrush( wxBrush( wxT("orange"), wxSOLID ) );
+    dc.SetPen( *wxBLACK_PEN );
+    dc.DrawRectangle( 150, 30, 100, 100 );
+    dc.SetBrush( *wxWHITE_BRUSH );
+    dc.DrawRectangle( 170, 50, 60, 60 );

 
 

-  dc.DrawText( "Drawn directly", 150, 10 );
-  dc.SetBrush( wxBrush( "orange", wxSOLID ) );
-  dc.SetPen( *wxWHITE_PEN );
-  dc.DrawRectangle( 150, 30, 100, 100 );
+    if (my_anti && my_anti->Ok())
+        dc.DrawBitmap( *my_anti, 280, 30 );

 
 

-  if (my_anti && my_anti->Ok()) dc.DrawBitmap( *my_anti, 250, 140 );
+    dc.DrawText( "PNG handler", 30, 135 );
+    if (my_horse_png && my_horse_png->Ok())
+    {
+        dc.DrawBitmap( *my_horse_png, 30, 150 );
+        wxRect rect(0,0,100,100);
+        wxBitmap sub( my_horse_png->GetSubBitmap(rect) );
+        dc.DrawText( "GetSubBitmap()", 280, 190 );
+        dc.DrawBitmap( sub, 280, 210 );
+    }
+
+    dc.DrawText( "JPEG handler", 30, 365 );
+    if (my_horse_jpeg && my_horse_jpeg->Ok())
+        dc.DrawBitmap( *my_horse_jpeg, 30, 380 );

 
 

-  dc.DrawText( "PNG handler", 30, 135 );
-  if (my_horse_png && my_horse_png->Ok()) dc.DrawBitmap( *my_horse_png, 30, 150 );
+    dc.DrawText( "GIF handler", 30, 595 );
+    if (my_horse_gif && my_horse_gif->Ok())
+        dc.DrawBitmap( *my_horse_gif, 30, 610 );

 
 

-  dc.DrawText( "JPEG handler", 30, 365 );
-  if (my_horse_jpeg && my_horse_jpeg->Ok()) dc.DrawBitmap( *my_horse_jpeg, 30, 380 );
+    dc.DrawText( "PCX handler", 30, 825 );
+    if (my_horse_pcx && my_horse_pcx->Ok())
+        dc.DrawBitmap( *my_horse_pcx, 30, 840 );

 
 

-  dc.DrawText( "GIF handler", 30, 595 );
-  if (my_horse_gif && my_horse_gif->Ok()) dc.DrawBitmap( *my_horse_gif, 30, 610 );
+    dc.DrawText( "BMP handler", 30, 1055 );
+    if (my_horse_bmp && my_horse_bmp->Ok())
+        dc.DrawBitmap( *my_horse_bmp, 30, 1070 );

 
 

-  dc.DrawText( "PCX handler", 30, 825 );
-  if (my_horse_pcx && my_horse_pcx->Ok()) dc.DrawBitmap( *my_horse_pcx, 30, 840 );
+    dc.DrawText( "PNM handler", 30, 1285 );
+    if (my_horse_pnm && my_horse_pnm->Ok())
+        dc.DrawBitmap( *my_horse_pnm, 30, 1300 );

 
 

-  dc.DrawText( "BMP handler", 30, 1055 );
-  if (my_horse_bmp && my_horse_bmp->Ok()) dc.DrawBitmap( *my_horse_bmp, 30, 1070 );
+    dc.DrawText( "TIFF handler", 30, 1515 );
+    if (my_horse_tiff && my_horse_tiff->Ok())
+        dc.DrawBitmap( *my_horse_tiff, 30, 1530 );

 
 

-  dc.DrawText( "PNM handler", 30, 1285 );
-  if (my_horse_pnm && my_horse_pnm->Ok()) dc.DrawBitmap( *my_horse_pnm, 30, 1300 );
-  
-  dc.DrawText( "TIFF handler", 30, 1415 );
-  if (my_horse_tiff && my_horse_tiff->Ok()) dc.DrawBitmap( *my_horse_pnm, 30, 1430 );
+    dc.DrawText( "XPM handler", 30, 1745 );
+    if (my_horse_xpm && my_horse_xpm->Ok())
+        dc.DrawBitmap( *my_horse_xpm, 30, 1760 );
+
+
+    if (my_smile_xbm && my_smile_xbm->Ok())
+    {
+        dc.DrawText( "XBM bitmap", 30, 1975 );
+        dc.DrawText( "(green on red)", 30, 1990 );
+        dc.SetTextForeground( wxT("GREEN") );
+        dc.SetTextBackground( wxT("RED") );
+        dc.DrawBitmap( *my_smile_xbm, 30, 2010 );
+
+        dc.SetTextForeground( wxT("BLACK") );
+        dc.DrawText( "After wxImage conversion", 150, 1975 );
+        dc.DrawText( "(red on white)", 150, 1990 );
+        dc.SetTextForeground( wxT("RED") );
+        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 );
+        dc.SetTextForeground( wxT("BLACK") );
+    }
+
+
+    wxBitmap mono( 60,50,1 );
+    wxMemoryDC memdc;
+    memdc.SelectObject( mono );
+    memdc.SetPen( *wxBLACK_PEN );
+    memdc.SetBrush( *wxWHITE_BRUSH );
+    memdc.DrawRectangle( 0,0,60,50 );
+    memdc.SetTextForeground( *wxBLACK );
+    memdc.DrawText( "Hi!", 5, 5 );
+    memdc.SetBrush( *wxBLACK_BRUSH );
+    memdc.DrawRectangle( 33,5,20,20 );
+    memdc.SetPen( *wxRED_PEN );
+    memdc.DrawLine( 5, 42, 50, 42 );
+    memdc.SelectObject( wxNullBitmap );
+
+    if (mono.Ok())
+    {
+        dc.DrawText( "Mono bitmap", 30, 2095 );
+        dc.DrawText( "(red on green)", 30, 2110 );
+        dc.SetTextForeground( wxT("RED") );
+        dc.SetTextBackground( wxT("GREEN") );
+        dc.DrawBitmap( mono, 30, 2130 );
+
+        dc.SetTextForeground( wxT("BLACK") );
+        dc.DrawText( "After wxImage conversion", 150, 2095 );
+        dc.DrawText( "(red on white)", 150, 2110 );
+        dc.SetTextForeground( wxT("RED") );
+        wxImage i = mono.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, 2130, TRUE );
+        dc.SetTextForeground( wxT("BLACK") );
+    }
+
+    dc.DrawText("XPM bitmap", 30, 2230);
+    if ( m_bmpSmileXpm.Ok() )
+    {
+        dc.DrawBitmap(m_bmpSmileXpm, 30, 2250, TRUE);
+    }
+
+    dc.DrawText("XPM icon", 150, 2230);
+    if ( m_iconSmileXpm.Ok() )
+    {
+        dc.DrawIcon(m_iconSmileXpm, 150, 2250);
+    }
+
+    dc.DrawText( "ICO handler (1st image)", 30, 2290 );
+    if (my_horse_ico32 && my_horse_ico32->Ok())
+        dc.DrawBitmap( *my_horse_ico32, 30, 2330, TRUE );
+
+    dc.DrawText( "ICO handler (2nd image)", 230, 2290 );
+    if (my_horse_ico16 && my_horse_ico16->Ok())
+        dc.DrawBitmap( *my_horse_ico16, 230, 2330, TRUE );
+        
+    dc.DrawText( "ICO handler (best image)", 430, 2290 );
+    if (my_horse_ico && my_horse_ico->Ok())
+        dc.DrawBitmap( *my_horse_ico, 430, 2330, TRUE );
+
+    dc.DrawText( "CUR handler", 30, 2390 );
+    if (my_horse_cur && my_horse_cur->Ok())
+        {
+        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);
+        }

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


@@ -239,7 +598,7 @@ void MyCanvas::CreateAntiAliasedBitmap()
   dc.Clear();
 
   dc.SetFont( wxFont( 24, wxDECORATIVE, wxNORMAL, wxNORMAL) );
   dc.Clear();
 
   dc.SetFont( wxFont( 24, wxDECORATIVE, wxNORMAL, wxNORMAL) );

-  dc.SetTextForeground( "RED" );
+  dc.SetTextForeground( wxT("RED") );

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


@@ -247,7 +606,7 @@ void MyCanvas::CreateAntiAliasedBitmap()
   dc.SetPen( *wxTRANSPARENT_PEN );
   dc.DrawRoundedRectangle( 20, 100, 200, 180, 20 );
 
   dc.SetPen( *wxTRANSPARENT_PEN );
   dc.DrawRoundedRectangle( 20, 100, 200, 180, 20 );
 

-  wxImage original( bitmap );
+  wxImage original= bitmap.ConvertToImage();

   wxImage anti( 150, 150 );
 
   /* This is quite slow, but safe. Use wxImage::GetData() for speed instead. */
   wxImage anti( 150, 150 );
 
   /* This is quite slow, but safe. Use wxImage::GetData() for speed instead. */


@@ -274,19 +633,21 @@ void MyCanvas::CreateAntiAliasedBitmap()
        blue = blue/4;
        anti.SetRGB( x, y, red, green, blue );
     }
        blue = blue/4;
        anti.SetRGB( x, y, red, green, blue );
     }

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

 }
 
 // MyFrame
 
 const int ID_QUIT  = 108;
 const int ID_ABOUT = 109;
 }
 
 // MyFrame
 
 const int ID_QUIT  = 108;
 const int ID_ABOUT = 109;

+const int ID_NEW = 110;

 
 IMPLEMENT_DYNAMIC_CLASS( MyFrame, wxFrame )
 
 BEGIN_EVENT_TABLE(MyFrame,wxFrame)
   EVT_MENU    (ID_ABOUT, MyFrame::OnAbout)
   EVT_MENU    (ID_QUIT,  MyFrame::OnQuit)
 
 IMPLEMENT_DYNAMIC_CLASS( MyFrame, wxFrame )
 
 BEGIN_EVENT_TABLE(MyFrame,wxFrame)
   EVT_MENU    (ID_ABOUT, MyFrame::OnAbout)
   EVT_MENU    (ID_QUIT,  MyFrame::OnQuit)

+  EVT_MENU    (ID_NEW,  MyFrame::OnNewFrame)

 END_EVENT_TABLE()
 
 MyFrame::MyFrame()
 END_EVENT_TABLE()
 
 MyFrame::MyFrame()


@@ -294,7 +655,10 @@ MyFrame::MyFrame()
                   wxPoint(20,20), wxSize(470,360) )
 {
   wxMenu *file_menu = new wxMenu();
                   wxPoint(20,20), wxSize(470,360) )
 {
   wxMenu *file_menu = new wxMenu();

-  file_menu->Append( ID_ABOUT, "&About..");
+  file_menu->Append( ID_NEW, "&Show image...");
+  file_menu->AppendSeparator();
+  file_menu->Append( ID_ABOUT, "&About...");
+  file_menu->AppendSeparator();

   file_menu->Append( ID_QUIT, "E&xit");
 
   wxMenuBar *menu_bar = new wxMenuBar();
   file_menu->Append( ID_QUIT, "E&xit");
 
   wxMenuBar *menu_bar = new wxMenuBar();


@@ -308,8 +672,8 @@ MyFrame::MyFrame()
 
   m_canvas = new MyCanvas( this, -1, wxPoint(0,0), wxSize(10,10) );
 
 
   m_canvas = new MyCanvas( this, -1, wxPoint(0,0), wxSize(10,10) );
 

-  // 500 width * 1300 height
-  m_canvas->SetScrollbars( 10, 10, 50, 180 );
+  // 500 width * 2500 height
+  m_canvas->SetScrollbars( 10, 10, 50, 250 );

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


@@ -320,11 +684,27 @@ void MyFrame::OnQuit( wxCommandEvent &WXUNUSED(event) )
 void MyFrame::OnAbout( wxCommandEvent &WXUNUSED(event) )
 {
   (void)wxMessageBox( "wxImage demo\n"
 void MyFrame::OnAbout( wxCommandEvent &WXUNUSED(event) )
 {
   (void)wxMessageBox( "wxImage demo\n"

-                      "\n"
-                      "Robert Roebling (c) 1998",
+                      "Robert Roebling (c) 1998,2000",

                       "About wxImage Demo", wxICON_INFORMATION | wxOK );
 }
 
                       "About wxImage Demo", wxICON_INFORMATION | wxOK );
 }
 

+void MyFrame::OnNewFrame( wxCommandEvent &WXUNUSED(event) )
+{
+    wxString filename = wxFileSelector(_T("Select image file"));
+    if ( !filename )
+        return;
+
+    wxImage image;
+    if ( !image.LoadFile(filename) )
+    {
+        wxLogError(_T("Couldn't load image from '%s'."), filename.c_str());
+
+        return;
+    }
+
+    (new MyImageFrame(this, wxBitmap(image)))->Show();
+}
+

 //-----------------------------------------------------------------------------
 // MyApp
 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------
 // MyApp
 //-----------------------------------------------------------------------------


@@ -355,6 +735,15 @@ bool MyApp::OnInit()
   wxImage::AddHandler( new wxPNMHandler );
 #endif
 
   wxImage::AddHandler( new wxPNMHandler );
 #endif
 

+#if wxUSE_XPM
+  wxImage::AddHandler( new wxXPMHandler );
+#endif
+
+#if wxUSE_ICO_CUR
+  wxImage::AddHandler( new wxICOHandler );
+  wxImage::AddHandler( new wxCURHandler );
+#endif
+

   wxFrame *frame = new MyFrame();
   frame->Show( TRUE );
 
   wxFrame *frame = new MyFrame();
   frame->Show( TRUE );