nicer version compilation fix for wxUSE_WCHAR_T=0 (why should we duplicate definition...

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

diff --git a/samples/image/image.cpp b/samples/image/image.cpp
index 55b68053fffa5decbfbb5cffcffbf6f8c2e55632..625b8dc375a4cba192e8aa64762aadf5fbd42478 100644 (file)
--- a/samples/image/image.cpp
+++ b/samples/image/image.cpp
@@ -20,10 +20,13 @@
 
 #include "wx/image.h"
 #include "wx/file.h"
+#include "wx/mstream.h"
+#include "wx/wfstream.h"
 
 #include "smile.xbm"
 #include "smile.xpm"
 
+
 // derived classes
 
 class MyFrame;
@@ -47,6 +50,8 @@ public:
     wxBitmap  *my_horse_pcx;
     wxBitmap  *my_horse_pnm;
     wxBitmap  *my_horse_tiff;
+    wxBitmap  *my_horse_xpm;
+    
     wxBitmap  *my_smile_xbm;
     wxBitmap  *my_square;
     wxBitmap  *my_anti;
@@ -141,6 +146,7 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
     my_horse_pcx = (wxBitmap*) NULL;
     my_horse_pnm = (wxBitmap*) NULL;
     my_horse_tiff = (wxBitmap*) NULL;
+    my_horse_xpm = (wxBitmap*) NULL;
     my_smile_xbm = (wxBitmap*) NULL;
     my_square = (wxBitmap*) NULL;
     my_anti = (wxBitmap*) NULL;
@@ -167,7 +173,7 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
     else
         wxLogWarning("Can't find image files in either '.' or '..'!");
 
-    wxImage image( bitmap );
+    wxImage image = bitmap.ConvertToImage();
 
 #if wxUSE_LIBPNG
     if ( !image.SaveFile( dir + wxString("test.png"), wxBITMAP_TYPE_PNG ))
@@ -176,14 +182,14 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
     image.Destroy();
 
     image.LoadFile( dir + wxString("test.png") );
-    my_square = new wxBitmap( image.ConvertToBitmap() );
+    my_square = new wxBitmap( image );
 
     image.Destroy();
 
     if ( !image.LoadFile( dir + wxString("horse.png")) )
         wxLogError("Can't load PNG image");
     else
-        my_horse_png = new wxBitmap( image.ConvertToBitmap() );
+        my_horse_png = new wxBitmap( image );
 #endif // wxUSE_LIBPNG
 
 #if wxUSE_LIBJPEG
@@ -192,7 +198,7 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
     if ( !image.LoadFile( dir + wxString("horse.jpg")) )
         wxLogError("Can't load JPG image");
     else
-        my_horse_jpeg = new wxBitmap( image.ConvertToBitmap() );
+        my_horse_jpeg = new wxBitmap( image );
 #endif // wxUSE_LIBJPEG
 
 #if wxUSE_GIF
@@ -201,7 +207,7 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
     if ( !image.LoadFile( dir + wxString("horse.gif")) )
         wxLogError("Can't load GIF image");
     else
-        my_horse_gif = new wxBitmap( image.ConvertToBitmap() );
+        my_horse_gif = new wxBitmap( image );
 #endif
 
 #if wxUSE_PCX
@@ -210,7 +216,7 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
     if ( !image.LoadFile( dir + wxString("horse.pcx"), wxBITMAP_TYPE_PCX ) )
         wxLogError("Can't load PCX image");
     else
-        my_horse_pcx = new wxBitmap( image.ConvertToBitmap() );
+        my_horse_pcx = new wxBitmap( image );
 #endif
 
     image.Destroy();
@@ -218,7 +224,19 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
     if ( !image.LoadFile( dir + wxString("horse.bmp"), wxBITMAP_TYPE_BMP ) )
         wxLogError("Can't load BMP image");
     else
-        my_horse_bmp = new wxBitmap( image.ConvertToBitmap() );
+        my_horse_bmp = new wxBitmap( image );
+
+#if wxUSE_XPM
+    image.Destroy();
+
+    if ( !image.LoadFile( dir + wxString("horse.xpm"), wxBITMAP_TYPE_XPM ) )
+        wxLogError("Can't load XPM image");
+    else
+        my_horse_xpm = new wxBitmap( image );
+
+    if ( !image.SaveFile( dir + wxString("test.xpm"), wxBITMAP_TYPE_XPM ))
+        wxLogError("Can't save file");
+#endif
 
 #if wxUSE_PNM
     image.Destroy();
@@ -226,7 +244,7 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
     if ( !image.LoadFile( dir + wxString("horse.pnm"), wxBITMAP_TYPE_PNM ) )
         wxLogError("Can't load PNM image");
     else
-        my_horse_pnm = new wxBitmap( image.ConvertToBitmap() );
+        my_horse_pnm = new wxBitmap( image );
 #endif
 
 #if wxUSE_LIBTIFF
@@ -235,7 +253,7 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
     if ( !image.LoadFile( dir + wxString("horse.tif"), wxBITMAP_TYPE_TIF ) )
         wxLogError("Can't load TIFF image");
     else
-        my_horse_tiff = new wxBitmap( image.ConvertToBitmap() );
+        my_horse_tiff = new wxBitmap( image );
 #endif
 
     CreateAntiAliasedBitmap();
@@ -243,13 +261,11 @@ MyCanvas::MyCanvas( wxWindow *parent, wxWindowID id,
     my_smile_xbm = new wxBitmap( (const char*)smile_bits, smile_width,
                                  smile_height, 1 );
 
-#ifndef __WXGTK__
 #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
-#endif
 }
 
 MyCanvas::~MyCanvas()
@@ -261,6 +277,7 @@ MyCanvas::~MyCanvas()
     delete my_horse_bmp;
     delete my_horse_pcx;
     delete my_horse_tiff;
+    delete my_horse_xpm;
     delete my_smile_xbm;
     delete my_square;
     delete my_anti;
@@ -318,25 +335,29 @@ void MyCanvas::OnPaint( wxPaintEvent &WXUNUSED(event) )
     if (my_horse_tiff && my_horse_tiff->Ok())
         dc.DrawBitmap( *my_horse_tiff, 30, 1530 );
 
+    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, 1745 );
-        dc.DrawText( "(green on red)", 30, 1760 );
+        dc.DrawText( "XBM bitmap", 30, 1975 );
+        dc.DrawText( "(green on red)", 30, 1990 );
         dc.SetTextForeground( "GREEN" );
         dc.SetTextBackground( "RED" );
-        dc.DrawBitmap( *my_smile_xbm, 30, 1780 );
+        dc.DrawBitmap( *my_smile_xbm, 30, 2010 );
 
         dc.SetTextForeground( "BLACK" );
-        dc.DrawText( "After wxImage conversion", 150, 1745 );
-        dc.DrawText( "(red on white)", 150, 1760 );
+        dc.DrawText( "After wxImage conversion", 150, 1975 );
+        dc.DrawText( "(red on white)", 150, 1990 );
         dc.SetTextForeground( "RED" );
-        wxImage i( *my_smile_xbm );
+        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( i.ConvertToBitmap(), 150, 1780, TRUE );
+        dc.DrawBitmap( i.ConvertToBitmap(), 150, 2010, TRUE );
         dc.SetTextForeground( "BLACK" );
     }
 
@@ -357,36 +378,36 @@ void MyCanvas::OnPaint( wxPaintEvent &WXUNUSED(event) )
 
     if (mono.Ok())
     {
-        dc.DrawText( "Mono bitmap", 30, 1865 );
-        dc.DrawText( "(red on green)", 30, 1880 );
+        dc.DrawText( "Mono bitmap", 30, 2095 );
+        dc.DrawText( "(red on green)", 30, 2110 );
         dc.SetTextForeground( "RED" );
         dc.SetTextBackground( "GREEN" );
-        dc.DrawBitmap( mono, 30, 1900 );
+        dc.DrawBitmap( mono, 30, 2130 );
 
         dc.SetTextForeground( "BLACK" );
-        dc.DrawText( "After wxImage conversion", 150, 1865 );
-        dc.DrawText( "(red on white)", 150, 1880 );
+        dc.DrawText( "After wxImage conversion", 150, 2095 );
+        dc.DrawText( "(red on white)", 150, 2110 );
         dc.SetTextForeground( "RED" );
-        wxImage i( mono );
+        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( i.ConvertToBitmap(), 150, 1900, TRUE );
+        dc.DrawBitmap( i.ConvertToBitmap(), 150, 2130, TRUE );
         dc.SetTextForeground( "BLACK" );
     }
 
-    dc.DrawText("XPM bitmap", 30, 2000);
+    dc.DrawText("XPM bitmap", 30, 2230);
     if ( m_bmpSmileXpm.Ok() )
     {
-        dc.DrawBitmap(m_bmpSmileXpm, 30, 2020, TRUE);
+        dc.DrawBitmap(m_bmpSmileXpm, 30, 2250, TRUE);
     }
 
-    dc.DrawText("XPM icon", 150, 2000);
+    dc.DrawText("XPM icon", 150, 2230);
     if ( m_iconSmileXpm.Ok() )
     {
-        dc.DrawIcon(m_iconSmileXpm, 150, 2020);
+        dc.DrawIcon(m_iconSmileXpm, 150, 2250);
     }
 }
 
@@ -409,7 +430,7 @@ void MyCanvas::CreateAntiAliasedBitmap()
   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. */
@@ -538,6 +559,10 @@ bool MyApp::OnInit()
   wxImage::AddHandler( new wxPNMHandler );
 #endif
 
+#if wxUSE_XPM
+  wxImage::AddHandler( new wxXPMHandler );
+#endif
+
   wxFrame *frame = new MyFrame();
   frame->Show( TRUE );