don't compare invalid iterators/node pointers

[wxWidgets.git] / src / gtk1 / bitmap.cpp

diff --git a/src/gtk1/bitmap.cpp b/src/gtk1/bitmap.cpp
index bdc547ac084d6121a6343844b0f8be0308a6803e..e382abbec1dc6168de9c1a928e4de2175549a389 100644 (file)
--- a/src/gtk1/bitmap.cpp
+++ b/src/gtk1/bitmap.cpp
@@ -1,55 +1,41 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        bitmap.cpp
+// Name:        src/gtk1/bitmap.cpp

 // Purpose:
 // Author:      Robert Roebling
 // RCS-ID:      $Id$
 // Copyright:   (c) 1998 Robert Roebling
 // Purpose:
 // Author:      Robert Roebling
 // RCS-ID:      $Id$
 // Copyright:   (c) 1998 Robert Roebling

-// Licence:     wxWidgets licence
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 /////////////////////////////////////////////////////////////////////////////
 

-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma implementation "bitmap.h"
-#endif
-

 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 

-#include "wx/defs.h"
-
-#include "wx/palette.h"

 #include "wx/bitmap.h"
 #include "wx/bitmap.h"

+#include "wx/palette.h"

 #include "wx/icon.h"
 #include "wx/filefn.h"
 #include "wx/image.h"
 #include "wx/dcmemory.h"
 #include "wx/app.h"
 
 #include "wx/icon.h"
 #include "wx/filefn.h"
 #include "wx/image.h"
 #include "wx/dcmemory.h"
 #include "wx/app.h"
 

-#ifdef __WXGTK20__
-    // need this to get gdk_image_new_bitmap()
-    #define GDK_ENABLE_BROKEN
-#endif
-

 #include <gdk/gdk.h>
 #include <gtk/gtk.h>
 #include <gdk/gdkx.h>
 
 #include <gdk/gdk.h>
 #include <gtk/gtk.h>
 #include <gdk/gdkx.h>
 

-#ifdef __WXGTK20__
-    #include <gdk/gdkimage.h>
-#else // GTK+ 1.2
-    #include <gdk/gdkrgb.h>
-#endif // GTK+ 2.0/1.2
+#include <gdk/gdkrgb.h>

 
 

-#include <math.h>
+#include "wx/math.h"

 
 

-extern void gdk_wx_draw_bitmap     (GdkDrawable  *drawable,
-                          GdkGC               *gc,
-                          GdkDrawable  *src,
-                          gint                xsrc,
-                          gint                ysrc,
-                          gint                xdest,
-                          gint                ydest,
-                          gint                width,
-                          gint                height);
+extern
+void gdk_wx_draw_bitmap (GdkDrawable  *drawable,
+                         GdkGC        *gc,
+                         GdkDrawable  *src,
+                         gint          xsrc,
+                         gint          ysrc,
+                         gint          xdest,
+                         gint          ydest,
+                         gint          width,
+                         gint          height);

 
 //-----------------------------------------------------------------------------
 // data
 
 //-----------------------------------------------------------------------------
 // data


@@ -74,11 +60,13 @@ wxMask::wxMask( const wxBitmap& bitmap, const wxColour& colour )
     Create( bitmap, colour );
 }
 
     Create( bitmap, colour );
 }
 

+#if wxUSE_PALETTE

 wxMask::wxMask( const wxBitmap& bitmap, int paletteIndex )
 {
     m_bitmap = (GdkBitmap *) NULL;
     Create( bitmap, paletteIndex );
 }
 wxMask::wxMask( const wxBitmap& bitmap, int paletteIndex )
 {
     m_bitmap = (GdkBitmap *) NULL;
     Create( bitmap, paletteIndex );
 }

+#endif // wxUSE_PALETTE

 
 wxMask::wxMask( const wxBitmap& bitmap )
 {
 
 wxMask::wxMask( const wxBitmap& bitmap )
 {


@@ -102,7 +90,7 @@ bool wxMask::Create( const wxBitmap& bitmap,
     }
 
     wxImage image = bitmap.ConvertToImage();
     }
 
     wxImage image = bitmap.ConvertToImage();

-    if (!image.Ok()) return FALSE;
+    if (!image.Ok()) return false;

 
     m_bitmap = gdk_pixmap_new( wxGetRootWindow()->window, image.GetWidth(), image.GetHeight(), 1 );
     GdkGC *gc = gdk_gc_new( m_bitmap );
 
     m_bitmap = gdk_pixmap_new( wxGetRootWindow()->window, image.GetWidth(), image.GetHeight(), 1 );
     GdkGC *gc = gdk_gc_new( m_bitmap );


@@ -182,20 +170,22 @@ bool wxMask::Create( const wxBitmap& bitmap,
 
     gdk_gc_unref( gc );
 
 
     gdk_gc_unref( gc );
 

-    return TRUE;
+    return true;

 }
 
 }
 

+#if wxUSE_PALETTE

 bool wxMask::Create( const wxBitmap& bitmap, int paletteIndex )
 {
     unsigned char r,g,b;
     wxPalette *pal = bitmap.GetPalette();
 
 bool wxMask::Create( const wxBitmap& bitmap, int paletteIndex )
 {
     unsigned char r,g,b;
     wxPalette *pal = bitmap.GetPalette();
 

-    wxCHECK_MSG( pal, FALSE, wxT("Cannot create mask from bitmap without palette") );
+    wxCHECK_MSG( pal, false, wxT("Cannot create mask from bitmap without palette") );

 
     pal->GetRGB(paletteIndex, &r, &g, &b);
 
     return Create(bitmap, wxColour(r, g, b));
 }
 
     pal->GetRGB(paletteIndex, &r, &g, &b);
 
     return Create(bitmap, wxColour(r, g, b));
 }

+#endif // wxUSE_PALETTE

 
 bool wxMask::Create( const wxBitmap& bitmap )
 {
 
 bool wxMask::Create( const wxBitmap& bitmap )
 {


@@ -205,13 +195,13 @@ bool wxMask::Create( const wxBitmap& bitmap )
         m_bitmap = (GdkBitmap*) NULL;
     }
 
         m_bitmap = (GdkBitmap*) NULL;
     }
 

-    if (!bitmap.Ok()) return FALSE;
+    if (!bitmap.Ok()) return false;

 
 

-    wxCHECK_MSG( bitmap.GetBitmap(), FALSE, wxT("Cannot create mask from colour bitmap") );
+    wxCHECK_MSG( bitmap.GetBitmap(), false, wxT("Cannot create mask from colour bitmap") );

 
     m_bitmap = gdk_pixmap_new( wxGetRootWindow()->window, bitmap.GetWidth(), bitmap.GetHeight(), 1 );
 
 
     m_bitmap = gdk_pixmap_new( wxGetRootWindow()->window, bitmap.GetWidth(), bitmap.GetHeight(), 1 );
 

-    if (!m_bitmap) return FALSE;
+    if (!m_bitmap) return false;

 
     GdkGC *gc = gdk_gc_new( m_bitmap );
 
 
     GdkGC *gc = gdk_gc_new( m_bitmap );
 


@@ -219,7 +209,7 @@ bool wxMask::Create( const wxBitmap& bitmap )
 
     gdk_gc_unref( gc );
 
 
     gdk_gc_unref( gc );
 

-    return TRUE;
+    return true;

 }
 
 GdkBitmap *wxMask::GetBitmap() const
 }
 
 GdkBitmap *wxMask::GetBitmap() const


@@ -264,7 +254,9 @@ wxBitmapRefData::~wxBitmapRefData()
     if (m_bitmap)
         gdk_bitmap_unref( m_bitmap );
     delete m_mask;
     if (m_bitmap)
         gdk_bitmap_unref( m_bitmap );
     delete m_mask;

+#if wxUSE_PALETTE

     delete m_palette;
     delete m_palette;

+#endif // wxUSE_PALETTE

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


@@ -296,8 +288,8 @@ bool wxBitmap::Create( int width, int height, int depth )
     if (depth == -1)
         depth = visual->depth;
 
     if (depth == -1)
         depth = visual->depth;
 

-    wxCHECK_MSG( (depth == visual->depth) || (depth == 1), FALSE,
-                    wxT("invalid bitmap depth") )
+    wxCHECK_MSG( (depth == visual->depth) || (depth == 1) || (depth == 32), false,
+                    wxT("invalid bitmap depth") );

 
     m_refData = new wxBitmapRefData();
     M_BMPDATA->m_mask = (wxMask *) NULL;
 
     m_refData = new wxBitmapRefData();
     M_BMPDATA->m_mask = (wxMask *) NULL;


@@ -321,7 +313,7 @@ bool wxBitmap::CreateFromXpm( const char **bits )
 {
     UnRef();
 
 {
     UnRef();
 

-    wxCHECK_MSG( bits != NULL, FALSE, wxT("invalid bitmap data") )
+    wxCHECK_MSG( bits != NULL, false, wxT("invalid bitmap data") );

 
     GdkVisual *visual = wxTheApp->GetGdkVisual();
 
 
     GdkVisual *visual = wxTheApp->GetGdkVisual();
 


@@ -331,7 +323,7 @@ bool wxBitmap::CreateFromXpm( const char **bits )
 
     M_BMPDATA->m_pixmap = gdk_pixmap_create_from_xpm_d( wxGetRootWindow()->window, &mask, NULL, (gchar **) bits );
 
 
     M_BMPDATA->m_pixmap = gdk_pixmap_create_from_xpm_d( wxGetRootWindow()->window, &mask, NULL, (gchar **) bits );
 

-    wxCHECK_MSG( M_BMPDATA->m_pixmap, FALSE, wxT("couldn't create pixmap") );
+    wxCHECK_MSG( M_BMPDATA->m_pixmap, false, wxT("couldn't create pixmap") );

 
     if (mask)
     {
 
     if (mask)
     {


@@ -343,7 +335,7 @@ bool wxBitmap::CreateFromXpm( const char **bits )
 
     M_BMPDATA->m_bpp = visual->depth;  // Can we get a different depth from create_from_xpm_d() ?
 
 
     M_BMPDATA->m_bpp = visual->depth;  // Can we get a different depth from create_from_xpm_d() ?
 

-    return TRUE;
+    return true;

 }
 
 wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight, int newx, int newy )
 }
 
 wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight, int newx, int newy )


@@ -352,7 +344,14 @@ wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight,
 
     if (newy==M_BMPDATA->m_width && newy==M_BMPDATA->m_height)
         return *this;
 
     if (newy==M_BMPDATA->m_width && newy==M_BMPDATA->m_height)
         return *this;

-        
+
+    int width = wxMax(newx, 1);
+    int height = wxMax(newy, 1);
+    width = wxMin(width, clipwidth);
+    height = wxMin(height, clipheight);
+
+    wxBitmap bmp;
+

     GdkImage *img = (GdkImage*) NULL;
     if (GetPixmap())
         img = gdk_image_get( GetPixmap(), 0, 0, GetWidth(), GetHeight() );
     GdkImage *img = (GdkImage*) NULL;
     if (GetPixmap())
         img = gdk_image_get( GetPixmap(), 0, 0, GetWidth(), GetHeight() );


@@ -363,14 +362,9 @@ wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight,
 
     wxCHECK_MSG( img, wxNullBitmap, wxT("couldn't create image") );
 
 
     wxCHECK_MSG( img, wxNullBitmap, wxT("couldn't create image") );
 

-    wxBitmap bmp;

     int bpp = -1;
 
     int bpp = -1;
 

-    int width = wxMax(newx, 1);
-    int height = wxMax(newy, 1);
-    width = wxMin(width, clipwidth);
-    height = wxMin(height, clipheight);
-    
+

     GdkGC *gc = NULL;
     GdkPixmap *dstpix = NULL;
     if (GetPixmap())
     GdkGC *gc = NULL;
     GdkPixmap *dstpix = NULL;
     if (GetPixmap())


@@ -387,7 +381,7 @@ wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight,
 
     char *dst = NULL;
     long dstbyteperline = 0;
 
     char *dst = NULL;
     long dstbyteperline = 0;

-    
+

     if (GetBitmap())
     {
         bpp = 1;
     if (GetBitmap())
     {
         bpp = 1;


@@ -396,7 +390,7 @@ wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight,
             dstbyteperline++;
         dst = (char*) malloc(dstbyteperline*height);
     }
             dstbyteperline++;
         dst = (char*) malloc(dstbyteperline*height);
     }

-             
+

     // be careful to use the right scaling factor
     float scx = (float)M_BMPDATA->m_width/(float)newx;
     float scy = (float)M_BMPDATA->m_height/(float)newy;
     // be careful to use the right scaling factor
     float scx = (float)M_BMPDATA->m_width/(float)newx;
     float scy = (float)M_BMPDATA->m_height/(float)newy;


@@ -429,16 +423,16 @@ wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight,
                 old_pixval = pixval;
                 old_x = x;
             }
                 old_pixval = pixval;
                 old_x = x;
             }

-                
+

             if (bpp == 1)
             {
                 if (!pixval)
                 {
                     char bit=1;
             if (bpp == 1)
             {
                 if (!pixval)
                 {
                     char bit=1;

-                    char shift = bit << w % 8;
+                    char shift = bit << (w % 8);

                     outbyte |= shift;
                 }
                     outbyte |= shift;
                 }

-                
+

                 if ((w+1)%8==0)
                 {
                     dst[h*dstbyteperline+w/8] = outbyte;
                 if ((w+1)%8==0)
                 {
                     dst[h*dstbyteperline+w/8] = outbyte;


@@ -453,12 +447,12 @@ wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight,
                 gdk_draw_point( dstpix, gc, w, h);
             }
         }
                 gdk_draw_point( dstpix, gc, w, h);
             }
         }

-    
+

         // do not forget the last byte
         if ((bpp == 1) && (width % 8 != 0))
             dst[h*dstbyteperline+width/8] = outbyte;
     }
         // do not forget the last byte
         if ((bpp == 1) && (width % 8 != 0))
             dst[h*dstbyteperline+width/8] = outbyte;
     }

-    
+

     gdk_image_destroy( img );
     if (gc) gdk_gc_unref( gc );
 
     gdk_image_destroy( img );
     if (gc) gdk_gc_unref( gc );
 


@@ -467,7 +461,7 @@ wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight,
         bmp = wxBitmap( (const char *)dst, width, height, 1 );
         free( dst );
     }
         bmp = wxBitmap( (const char *)dst, width, height, 1 );
         free( dst );
     }

-    
+

     if (GetMask())
     {
         dstbyteperline = width/8;
     if (GetMask())
     {
         dstbyteperline = width/8;


@@ -481,7 +475,7 @@ wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight,
             char outbyte = 0;
             int old_x = -1;
             guint32 old_pixval = 0;
             char outbyte = 0;
             int old_x = -1;
             guint32 old_pixval = 0;

-    
+

             for (int w = 0; w < width; w++)
             {
                 guint32 pixval;
             for (int w = 0; w < width; w++)
             {
                 guint32 pixval;


@@ -494,21 +488,21 @@ wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight,
                     old_pixval = pixval;
                     old_x = x;
                 }
                     old_pixval = pixval;
                     old_x = x;
                 }

-                
+

                 if (pixval)
                 {
                     char bit=1;
                 if (pixval)
                 {
                     char bit=1;

-                    char shift = bit << w % 8;
+                    char shift = bit << (w % 8);

                     outbyte |= shift;
                 }
                     outbyte |= shift;
                 }

-                
+

                 if ((w+1)%8 == 0)
                 {
                     dst[h*dstbyteperline+w/8] = outbyte;
                     outbyte = 0;
                 }
             }
                 if ((w+1)%8 == 0)
                 {
                     dst[h*dstbyteperline+w/8] = outbyte;
                     outbyte = 0;
                 }
             }

-        
+

             // do not forget the last byte
             if (width % 8 != 0)
                 dst[h*dstbyteperline+width/8] = outbyte;
             // do not forget the last byte
             if (width % 8 != 0)
                 dst[h*dstbyteperline+width/8] = outbyte;


@@ -523,377 +517,407 @@ wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight,
 
     free( tablex );
     free( tabley );
 
     free( tablex );
     free( tabley );

-    
-    return bmp; 
+
+    return bmp;

 }
 
 }
 

-bool wxBitmap::CreateFromImage( const wxImage& image, int depth )
+bool wxBitmap::CreateFromImage(const wxImage& image, int depth)

 {
     UnRef();
 
 {
     UnRef();
 

-    wxCHECK_MSG( image.Ok(), FALSE, wxT("invalid image") )
-    wxCHECK_MSG( depth == -1 || depth == 1, FALSE, wxT("invalid bitmap depth") )
+    wxCHECK_MSG( image.Ok(), false, wxT("invalid image") );
+    wxCHECK_MSG( depth == -1 || depth == 1, false, wxT("invalid bitmap depth") );

 
 

-    int width = image.GetWidth();
-    int height = image.GetHeight();
+    if (image.GetWidth() <= 0 || image.GetHeight() <= 0)
+        return false;

 
 

-    if ( width <= 0 || height <= 0 )
+    m_refData = new wxBitmapRefData();
+
+    if (depth == 1)

     {
     {

-        return false;
+        return CreateFromImageAsBitmap(image);

     }
     }

+    else
+    {
+        return CreateFromImageAsPixmap(image);
+    }
+}

 
 

-    m_refData = new wxBitmapRefData();
+// conversion to mono bitmap:
+bool wxBitmap::CreateFromImageAsBitmap(const wxImage& img)
+{
+    // convert alpha channel to mask, if it is present:
+    wxImage image(img);
+    image.ConvertAlphaToMask();
+
+    int width = image.GetWidth();
+    int height = image.GetHeight();

 
     SetHeight( height );
     SetWidth( width );
 
 
     SetHeight( height );
     SetWidth( width );
 

-    // ------
-    // conversion to mono bitmap:
-    // ------
-    if (depth == 1)
-    {
-        SetBitmap( gdk_pixmap_new( wxGetRootWindow()->window, width, height, 1 ) );
+    SetBitmap( gdk_pixmap_new( wxGetRootWindow()->window, width, height, 1 ) );

 
 

-        SetDepth( 1 );
+    SetDepth( 1 );

 
 

-        GdkVisual *visual = wxTheApp->GetGdkVisual();
+    GdkVisual *visual = wxTheApp->GetGdkVisual();

 
 

-        // Create picture image
+    // Create picture image

 
 

-        unsigned char *data_data = (unsigned char*)malloc( ((width >> 3)+8) * height );
+    unsigned char *data_data = (unsigned char*)malloc( ((width >> 3)+8) * height );

 
 

-        GdkImage *data_image =
-            gdk_image_new_bitmap( visual, data_data, width, height );
+    GdkImage *data_image =
+        gdk_image_new_bitmap( visual, data_data, width, height );

 
 

-        // Create mask image
+    // Create mask image

 
 

-        GdkImage *mask_image = (GdkImage*) NULL;
+    GdkImage *mask_image = (GdkImage*) NULL;

 
 

-        if (image.HasMask())
-        {
-            unsigned char *mask_data = (unsigned char*)malloc( ((width >> 3)+8) * height );
+    if (image.HasMask())
+    {
+        unsigned char *mask_data = (unsigned char*)malloc( ((width >> 3)+8) * height );

 
 

-            mask_image =  gdk_image_new_bitmap( visual, mask_data, width, height );
+        mask_image =  gdk_image_new_bitmap( visual, mask_data, width, height );

 
 

-            wxMask *mask = new wxMask();
-            mask->m_bitmap = gdk_pixmap_new( wxGetRootWindow()->window, width, height, 1 );
+        wxMask *mask = new wxMask();
+        mask->m_bitmap = gdk_pixmap_new( wxGetRootWindow()->window, width, height, 1 );

 
 

-            SetMask( mask );
-        }
+        SetMask( mask );
+    }

 
 

-        int r_mask = image.GetMaskRed();
-        int g_mask = image.GetMaskGreen();
-        int b_mask = image.GetMaskBlue();
+    int r_mask = image.GetMaskRed();
+    int g_mask = image.GetMaskGreen();
+    int b_mask = image.GetMaskBlue();

 
 

-        unsigned char* data = image.GetData();
+    unsigned char* data = image.GetData();

 
 

-        int index = 0;
-        for (int y = 0; y < height; y++)
+    int index = 0;
+    for (int y = 0; y < height; y++)
+    {
+        for (int x = 0; x < width; x++)

         {
         {

-            for (int x = 0; x < width; x++)
+            int r = data[index];
+            index++;
+            int g = data[index];
+            index++;
+            int b = data[index];
+            index++;
+
+            if (image.HasMask())

             {
             {

-                int r = data[index];
-                index++;
-                int g = data[index];
-                index++;
-                int b = data[index];
-                index++;
-
-                if (image.HasMask())
-                {
-                    if ((r == r_mask) && (b == b_mask) && (g == g_mask))
-                        gdk_image_put_pixel( mask_image, x, y, 1 );
-                    else
-                        gdk_image_put_pixel( mask_image, x, y, 0 );
-                }
-
-                if ((r == 255) && (b == 255) && (g == 255))
-                    gdk_image_put_pixel( data_image, x, y, 1 );
+                if ((r == r_mask) && (b == b_mask) && (g == g_mask))
+                    gdk_image_put_pixel( mask_image, x, y, 1 );

                 else
                 else

-                    gdk_image_put_pixel( data_image, x, y, 0 );
+                    gdk_image_put_pixel( mask_image, x, y, 0 );
+            }

 
 

-            } // for
-        }  // for
+            if ((r == 255) && (b == 255) && (g == 255))
+                gdk_image_put_pixel( data_image, x, y, 1 );
+            else
+                gdk_image_put_pixel( data_image, x, y, 0 );

 
 

-        // Blit picture
+        } // for
+    }  // for

 
 

-        GdkGC *data_gc = gdk_gc_new( GetBitmap() );
+    // Blit picture

 
 

-        gdk_draw_image( GetBitmap(), data_gc, data_image, 0, 0, 0, 0, width, height );
+    GdkGC *data_gc = gdk_gc_new( GetBitmap() );

 
 

-        gdk_image_destroy( data_image );
-        gdk_gc_unref( data_gc );
+    gdk_draw_image( GetBitmap(), data_gc, data_image, 0, 0, 0, 0, width, height );

 
 

-        // Blit mask
+    gdk_image_destroy( data_image );
+    gdk_gc_unref( data_gc );

 
 

-        if (image.HasMask())
-        {
-            GdkGC *mask_gc = gdk_gc_new( GetMask()->GetBitmap() );
+    // Blit mask

 
 

-            gdk_draw_image( GetMask()->GetBitmap(), mask_gc, mask_image, 0, 0, 0, 0, width, height );
+    if (image.HasMask())
+    {
+        GdkGC *mask_gc = gdk_gc_new( GetMask()->GetBitmap() );

 
 

-            gdk_image_destroy( mask_image );
-            gdk_gc_unref( mask_gc );
-        }
+        gdk_draw_image( GetMask()->GetBitmap(), mask_gc, mask_image, 0, 0, 0, 0, width, height );
+
+        gdk_image_destroy( mask_image );
+        gdk_gc_unref( mask_gc );

     }
 
     }
 

-    // ------
-    // conversion to colour bitmap:
-    // ------
-    else
-    {
-        SetPixmap( gdk_pixmap_new( wxGetRootWindow()->window, width, height, -1 ) );
+    return true;
+}

 
 

-        GdkVisual *visual = wxTheApp->GetGdkVisual();
+// conversion to colour bitmap:
+bool wxBitmap::CreateFromImageAsPixmap(const wxImage& img)
+{
+    // convert alpha channel to mask, if it is present:
+    wxImage image(img);
+    image.ConvertAlphaToMask();

 
 

-        int bpp = visual->depth;
+    int width = image.GetWidth();
+    int height = image.GetHeight();
+
+    SetHeight( height );
+    SetWidth( width );

 
 

-        SetDepth( bpp );
+    SetPixmap( gdk_pixmap_new( wxGetRootWindow()->window, width, height, -1 ) );

 
 

-        if ((bpp == 16) && (visual->red_mask != 0xf800))
-            bpp = 15;
-        else if (bpp < 8)
-            bpp = 8;
+    GdkVisual *visual = wxTheApp->GetGdkVisual();

 
 

-        // We handle 8-bit bitmaps ourselves using the colour cube, 12-bit
-        // visuals are not supported by GDK so we do these ourselves, too.
-        // 15-bit and 16-bit should actually work and 24-bit certainly does.
+    int bpp = visual->depth;
+
+    SetDepth( bpp );
+
+    if ((bpp == 16) && (visual->red_mask != 0xf800))
+        bpp = 15;
+    else if (bpp < 8)
+        bpp = 8;
+
+    // We handle 8-bit bitmaps ourselves using the colour cube, 12-bit
+    // visuals are not supported by GDK so we do these ourselves, too.
+    // 15-bit and 16-bit should actually work and 24-bit certainly does.

 #ifdef __sgi
 #ifdef __sgi

-        if (!image.HasMask() && (bpp > 16))
+    if (!image.HasMask() && (bpp > 16))

 #else
 #else

-        if (!image.HasMask() && (bpp > 12))
+    if (!image.HasMask() && (bpp > 12))

 #endif
 #endif

-        {
-            static bool s_hasInitialized = FALSE;
+    {
+        static bool s_hasInitialized = false;

 
 

-            if (!s_hasInitialized)
-            {
-                gdk_rgb_init();
-                s_hasInitialized = TRUE;
-            }
+        if (!s_hasInitialized)
+        {
+            gdk_rgb_init();
+            s_hasInitialized = true;
+        }

 
 

-            GdkGC *gc = gdk_gc_new( GetPixmap() );
+        GdkGC *gc = gdk_gc_new( GetPixmap() );

 
 

-            gdk_draw_rgb_image( GetPixmap(),
-                                gc,
-                                0, 0,
-                                width, height,
-                                GDK_RGB_DITHER_NONE,
-                                image.GetData(),
-                                width*3 );
+        gdk_draw_rgb_image( GetPixmap(),
+                            gc,
+                            0, 0,
+                            width, height,
+                            GDK_RGB_DITHER_NONE,
+                            image.GetData(),
+                            width*3 );

 
 

-            gdk_gc_unref( gc );
-            return TRUE;
-        }
+        gdk_gc_unref( gc );
+        return true;
+    }

 
 

-        // Create picture image
+    // Create picture image

 
 

-        GdkImage *data_image =
-            gdk_image_new( GDK_IMAGE_FASTEST, visual, width, height );
+    GdkImage *data_image =
+        gdk_image_new( GDK_IMAGE_FASTEST, visual, width, height );

 
 

-        // Create mask image
+    // Create mask image

 
 

-        GdkImage *mask_image = (GdkImage*) NULL;
+    GdkImage *mask_image = (GdkImage*) NULL;

 
 

-        if (image.HasMask())
-        {
-            unsigned char *mask_data = (unsigned char*)malloc( ((width >> 3)+8) * height );
+    if (image.HasMask())
+    {
+        unsigned char *mask_data = (unsigned char*)malloc( ((width >> 3)+8) * height );

 
 

-            mask_image =  gdk_image_new_bitmap( visual, mask_data, width, height );
+        mask_image =  gdk_image_new_bitmap( visual, mask_data, width, height );

 
 

-            wxMask *mask = new wxMask();
-            mask->m_bitmap = gdk_pixmap_new( wxGetRootWindow()->window, width, height, 1 );
+        wxMask *mask = new wxMask();
+        mask->m_bitmap = gdk_pixmap_new( wxGetRootWindow()->window, width, height, 1 );

 
 

-            SetMask( mask );
-        }
+        SetMask( mask );
+    }

 
 

-        // Render
+    // Render

 
 

-        enum byte_order { RGB, RBG, BRG, BGR, GRB, GBR };
-        byte_order b_o = RGB;
+    enum byte_order { RGB, RBG, BRG, BGR, GRB, GBR };
+    byte_order b_o = RGB;

 
 

-        if (bpp > 8)
-        {
-            if ((visual->red_mask > visual->green_mask) && (visual->green_mask > visual->blue_mask))      b_o = RGB;
-            else if ((visual->red_mask > visual->blue_mask) && (visual->blue_mask > visual->green_mask))  b_o = RBG;
-            else if ((visual->blue_mask > visual->red_mask) && (visual->red_mask > visual->green_mask))   b_o = BRG;
-            else if ((visual->blue_mask > visual->green_mask) && (visual->green_mask > visual->red_mask)) b_o = BGR;
-            else if ((visual->green_mask > visual->red_mask) && (visual->red_mask > visual->blue_mask))   b_o = GRB;
-            else if ((visual->green_mask > visual->blue_mask) && (visual->blue_mask > visual->red_mask))  b_o = GBR;
-        }
+    if (bpp > 8)
+    {
+        if ((visual->red_mask > visual->green_mask) && (visual->green_mask > visual->blue_mask))      b_o = RGB;
+        else if ((visual->red_mask > visual->blue_mask) && (visual->blue_mask > visual->green_mask))  b_o = RBG;
+        else if ((visual->blue_mask > visual->red_mask) && (visual->red_mask > visual->green_mask))   b_o = BRG;
+        else if ((visual->blue_mask > visual->green_mask) && (visual->green_mask > visual->red_mask)) b_o = BGR;
+        else if ((visual->green_mask > visual->red_mask) && (visual->red_mask > visual->blue_mask))   b_o = GRB;
+        else if ((visual->green_mask > visual->blue_mask) && (visual->blue_mask > visual->red_mask))  b_o = GBR;
+    }

 
 

-        int r_mask = image.GetMaskRed();
-        int g_mask = image.GetMaskGreen();
-        int b_mask = image.GetMaskBlue();
+    int r_mask = image.GetMaskRed();
+    int g_mask = image.GetMaskGreen();
+    int b_mask = image.GetMaskBlue();

 
 

-        unsigned char* data = image.GetData();
+    unsigned char* data = image.GetData();

 
 

-        int index = 0;
-        for (int y = 0; y < height; y++)
+    int index = 0;
+    for (int y = 0; y < height; y++)
+    {
+        for (int x = 0; x < width; x++)

         {
         {

-            for (int x = 0; x < width; x++)
+            int r = data[index];
+            index++;
+            int g = data[index];
+            index++;
+            int b = data[index];
+            index++;
+
+            if (image.HasMask())

             {
             {

-                int r = data[index];
-                index++;
-                int g = data[index];
-                index++;
-                int b = data[index];
-                index++;
-
-                if (image.HasMask())
-                {
-                    if ((r == r_mask) && (b == b_mask) && (g == g_mask))
-                        gdk_image_put_pixel( mask_image, x, y, 1 );
-                    else
-                        gdk_image_put_pixel( mask_image, x, y, 0 );
-                }
+                if ((r == r_mask) && (b == b_mask) && (g == g_mask))
+                    gdk_image_put_pixel( mask_image, x, y, 1 );
+                else
+                    gdk_image_put_pixel( mask_image, x, y, 0 );
+            }

 
 

-                switch (bpp)
+            switch (bpp)
+            {
+                case 8:

                 {
                 {

-                    case 8:
+                    int pixel = -1;
+                    if (wxTheApp->m_colorCube)

                     {
                     {

-                        int pixel = -1;
-                        if (wxTheApp->m_colorCube)
-                        {
-                            pixel = wxTheApp->m_colorCube[ ((r & 0xf8) << 7) + ((g & 0xf8) << 2) + ((b & 0xf8) >> 3) ];
-                        }
-                        else
+                        pixel = wxTheApp->m_colorCube[ ((r & 0xf8) << 7) + ((g & 0xf8) << 2) + ((b & 0xf8) >> 3) ];
+                    }
+                    else
+                    {
+                        GdkColormap *cmap = gtk_widget_get_default_colormap();
+                        GdkColor *colors = cmap->colors;
+                        int max = 3 * (65536);
+
+                        for (int i = 0; i < cmap->size; i++)

                         {
                         {

-                            GdkColormap *cmap = gtk_widget_get_default_colormap();
-                            GdkColor *colors = cmap->colors;
-                            int max = 3 * (65536);
-
-                            for (int i = 0; i < cmap->size; i++)
-                            {
-                                int rdiff = (r << 8) - colors[i].red;
-                                int gdiff = (g << 8) - colors[i].green;
-                                int bdiff = (b << 8) - colors[i].blue;
-                                int sum = ABS (rdiff) + ABS (gdiff) + ABS (bdiff);
-                                if (sum < max) { pixel = i; max = sum; }
-                            }
+                            int rdiff = (r << 8) - colors[i].red;
+                            int gdiff = (g << 8) - colors[i].green;
+                            int bdiff = (b << 8) - colors[i].blue;
+                            int sum = ABS (rdiff) + ABS (gdiff) + ABS (bdiff);
+                            if (sum < max) { pixel = i; max = sum; }

                         }
                         }

+                    }

 
 

-                        gdk_image_put_pixel( data_image, x, y, pixel );
+                    gdk_image_put_pixel( data_image, x, y, pixel );

 
 

-                        break;
-                    }
-                    case 12:  // SGI only
+                    break;
+                }
+                case 12:  // SGI only
+                {
+                    guint32 pixel = 0;
+                    switch (b_o)

                     {
                     {

-                        guint32 pixel = 0;
-                        switch (b_o)
-                        {
-                            case RGB: pixel = ((r & 0xf0) << 4) | (g & 0xf0) | ((b & 0xf0) >> 4); break;
-                            case RBG: pixel = ((r & 0xf0) << 4) | (b & 0xf0) | ((g & 0xf0) >> 4); break;
-                            case GRB: pixel = ((g & 0xf0) << 4) | (r & 0xf0) | ((b & 0xf0) >> 4); break;
-                            case GBR: pixel = ((g & 0xf0) << 4) | (b & 0xf0) | ((r & 0xf0) >> 4); break;
-                            case BRG: pixel = ((b & 0xf0) << 4) | (r & 0xf0) | ((g & 0xf0) >> 4); break;
-                            case BGR: pixel = ((b & 0xf0) << 4) | (g & 0xf0) | ((r & 0xf0) >> 4); break;
-                        }
-                        gdk_image_put_pixel( data_image, x, y, pixel );
-                        break;
+                        case RGB: pixel = ((r & 0xf0) << 4) | (g & 0xf0) | ((b & 0xf0) >> 4); break;
+                        case RBG: pixel = ((r & 0xf0) << 4) | (b & 0xf0) | ((g & 0xf0) >> 4); break;
+                        case GRB: pixel = ((g & 0xf0) << 4) | (r & 0xf0) | ((b & 0xf0) >> 4); break;
+                        case GBR: pixel = ((g & 0xf0) << 4) | (b & 0xf0) | ((r & 0xf0) >> 4); break;
+                        case BRG: pixel = ((b & 0xf0) << 4) | (r & 0xf0) | ((g & 0xf0) >> 4); break;
+                        case BGR: pixel = ((b & 0xf0) << 4) | (g & 0xf0) | ((r & 0xf0) >> 4); break;

                     }
                     }

-                    case 15:
+                    gdk_image_put_pixel( data_image, x, y, pixel );
+                    break;
+                }
+                case 15:
+                {
+                    guint32 pixel = 0;
+                    switch (b_o)

                     {
                     {

-                        guint32 pixel = 0;
-                        switch (b_o)
-                        {
-                            case RGB: pixel = ((r & 0xf8) << 7) | ((g & 0xf8) << 2) | ((b & 0xf8) >> 3); break;
-                            case RBG: pixel = ((r & 0xf8) << 7) | ((b & 0xf8) << 2) | ((g & 0xf8) >> 3); break;
-                            case GRB: pixel = ((g & 0xf8) << 7) | ((r & 0xf8) << 2) | ((b & 0xf8) >> 3); break;
-                            case GBR: pixel = ((g & 0xf8) << 7) | ((b & 0xf8) << 2) | ((r & 0xf8) >> 3); break;
-                            case BRG: pixel = ((b & 0xf8) << 7) | ((r & 0xf8) << 2) | ((g & 0xf8) >> 3); break;
-                            case BGR: pixel = ((b & 0xf8) << 7) | ((g & 0xf8) << 2) | ((r & 0xf8) >> 3); break;
-                        }
-                        gdk_image_put_pixel( data_image, x, y, pixel );
-                        break;
+                        case RGB: pixel = ((r & 0xf8) << 7) | ((g & 0xf8) << 2) | ((b & 0xf8) >> 3); break;
+                        case RBG: pixel = ((r & 0xf8) << 7) | ((b & 0xf8) << 2) | ((g & 0xf8) >> 3); break;
+                        case GRB: pixel = ((g & 0xf8) << 7) | ((r & 0xf8) << 2) | ((b & 0xf8) >> 3); break;
+                        case GBR: pixel = ((g & 0xf8) << 7) | ((b & 0xf8) << 2) | ((r & 0xf8) >> 3); break;
+                        case BRG: pixel = ((b & 0xf8) << 7) | ((r & 0xf8) << 2) | ((g & 0xf8) >> 3); break;
+                        case BGR: pixel = ((b & 0xf8) << 7) | ((g & 0xf8) << 2) | ((r & 0xf8) >> 3); break;

                     }
                     }

-                    case 16:
+                    gdk_image_put_pixel( data_image, x, y, pixel );
+                    break;
+                }
+                case 16:
+                {
+                    // I actually don't know if for 16-bit displays, it is alway the green
+                    // component or the second component which has 6 bits.
+                    guint32 pixel = 0;
+                    switch (b_o)

                     {
                     {

-                        // I actually don't know if for 16-bit displays, it is alway the green
-                        // component or the second component which has 6 bits.
-                        guint32 pixel = 0;
-                        switch (b_o)
-                        {
-                            case RGB: pixel = ((r & 0xf8) << 8) | ((g & 0xfc) << 3) | ((b & 0xf8) >> 3); break;
-                            case RBG: pixel = ((r & 0xf8) << 8) | ((b & 0xfc) << 3) | ((g & 0xf8) >> 3); break;
-                            case GRB: pixel = ((g & 0xf8) << 8) | ((r & 0xfc) << 3) | ((b & 0xf8) >> 3); break;
-                            case GBR: pixel = ((g & 0xf8) << 8) | ((b & 0xfc) << 3) | ((r & 0xf8) >> 3); break;
-                            case BRG: pixel = ((b & 0xf8) << 8) | ((r & 0xfc) << 3) | ((g & 0xf8) >> 3); break;
-                            case BGR: pixel = ((b & 0xf8) << 8) | ((g & 0xfc) << 3) | ((r & 0xf8) >> 3); break;
-                        }
-                        gdk_image_put_pixel( data_image, x, y, pixel );
-                        break;
+                        case RGB: pixel = ((r & 0xf8) << 8) | ((g & 0xfc) << 3) | ((b & 0xf8) >> 3); break;
+                        case RBG: pixel = ((r & 0xf8) << 8) | ((b & 0xfc) << 3) | ((g & 0xf8) >> 3); break;
+                        case GRB: pixel = ((g & 0xf8) << 8) | ((r & 0xfc) << 3) | ((b & 0xf8) >> 3); break;
+                        case GBR: pixel = ((g & 0xf8) << 8) | ((b & 0xfc) << 3) | ((r & 0xf8) >> 3); break;
+                        case BRG: pixel = ((b & 0xf8) << 8) | ((r & 0xfc) << 3) | ((g & 0xf8) >> 3); break;
+                        case BGR: pixel = ((b & 0xf8) << 8) | ((g & 0xfc) << 3) | ((r & 0xf8) >> 3); break;

                     }
                     }

-                    case 32:
-                    case 24:
+                    gdk_image_put_pixel( data_image, x, y, pixel );
+                    break;
+                }
+                case 32:
+                case 24:
+                {
+                    guint32 pixel = 0;
+                    switch (b_o)

                     {
                     {

-                        guint32 pixel = 0;
-                        switch (b_o)
-                        {
-                            case RGB: pixel = (r << 16) | (g << 8) | b; break;
-                            case RBG: pixel = (r << 16) | (b << 8) | g; break;
-                            case BRG: pixel = (b << 16) | (r << 8) | g; break;
-                            case BGR: pixel = (b << 16) | (g << 8) | r; break;
-                            case GRB: pixel = (g << 16) | (r << 8) | b; break;
-                            case GBR: pixel = (g << 16) | (b << 8) | r; break;
-                        }
-                        gdk_image_put_pixel( data_image, x, y, pixel );
+                        case RGB: pixel = (r << 16) | (g << 8) | b; break;
+                        case RBG: pixel = (r << 16) | (b << 8) | g; break;
+                        case BRG: pixel = (b << 16) | (r << 8) | g; break;
+                        case BGR: pixel = (b << 16) | (g << 8) | r; break;
+                        case GRB: pixel = (g << 16) | (r << 8) | b; break;
+                        case GBR: pixel = (g << 16) | (b << 8) | r; break;

                     }
                     }

-                    default: break;
+                    gdk_image_put_pixel( data_image, x, y, pixel );
+                    break;

                 }
                 }

-            } // for
-        }  // for
+                default: break;
+            }
+        } // for
+    }  // for

 
 

-        // Blit picture
+    // Blit picture

 
 

-        GdkGC *data_gc = gdk_gc_new( GetPixmap() );
+    GdkGC *data_gc = gdk_gc_new( GetPixmap() );

 
 

-        gdk_draw_image( GetPixmap(), data_gc, data_image, 0, 0, 0, 0, width, height );
+    gdk_draw_image( GetPixmap(), data_gc, data_image, 0, 0, 0, 0, width, height );

 
 

-        gdk_image_destroy( data_image );
-        gdk_gc_unref( data_gc );
+    gdk_image_destroy( data_image );
+    gdk_gc_unref( data_gc );

 
 

-        // Blit mask
+    // Blit mask

 
 

-        if (image.HasMask())
-        {
-            GdkGC *mask_gc = gdk_gc_new( GetMask()->GetBitmap() );
+    if (image.HasMask())
+    {
+        GdkGC *mask_gc = gdk_gc_new( GetMask()->GetBitmap() );

 
 

-            gdk_draw_image( GetMask()->GetBitmap(), mask_gc, mask_image, 0, 0, 0, 0, width, height );
+        gdk_draw_image( GetMask()->GetBitmap(), mask_gc, mask_image, 0, 0, 0, 0, width, height );

 
 

-            gdk_image_destroy( mask_image );
-            gdk_gc_unref( mask_gc );
-        }
+        gdk_image_destroy( mask_image );
+        gdk_gc_unref( mask_gc );

     }
 
     }
 

-    return TRUE;
+    return true;

 }
 
 wxImage wxBitmap::ConvertToImage() const
 {
 }
 
 wxImage wxBitmap::ConvertToImage() const
 {

-    // the colour used as transparent one in wxImage and the one it is replaced
-    // with when it really occurs in the bitmap
+    wxImage image;
+
+    wxCHECK_MSG( Ok(), wxNullImage, wxT("invalid bitmap") );
+
+    image.Create(GetWidth(), GetHeight());
+    unsigned char *data = image.GetData();
+
+    if (!data)
+    {
+        wxFAIL_MSG( wxT("couldn't create image") );
+        return wxNullImage;
+    }
+
+    // the colour used as transparent one in wxImage and the one it is
+    // replaced with when it really occurs in the bitmap

     static const int MASK_RED = 1;
     static const int MASK_GREEN = 2;
     static const int MASK_BLUE = 3;
     static const int MASK_BLUE_REPLACEMENT = 2;
 
     static const int MASK_RED = 1;
     static const int MASK_GREEN = 2;
     static const int MASK_BLUE = 3;
     static const int MASK_BLUE_REPLACEMENT = 2;
 

-    wxImage image;
-
-    wxCHECK_MSG( Ok(), wxNullImage, wxT("invalid bitmap") );
-

     GdkImage *gdk_image = (GdkImage*) NULL;
     GdkImage *gdk_image = (GdkImage*) NULL;

-    if (GetPixmap())
+
+    if (HasPixmap())

     {
         gdk_image = gdk_image_get( GetPixmap(),
     {
         gdk_image = gdk_image_get( GetPixmap(),

-                                   0, 0,
-                                   GetWidth(), GetHeight() );
+                                    0, 0,
+                                    GetWidth(), GetHeight() );

     }
     else if (GetBitmap())
     {
         gdk_image = gdk_image_get( GetBitmap(),
     }
     else if (GetBitmap())
     {
         gdk_image = gdk_image_get( GetBitmap(),

-                                   0, 0,
-                                   GetWidth(), GetHeight() );
+                                    0, 0,
+                                    GetWidth(), GetHeight() );

     }
     else
     {
     }
     else
     {


@@ -902,16 +926,6 @@ wxImage wxBitmap::ConvertToImage() const
 
     wxCHECK_MSG( gdk_image, wxNullImage, wxT("couldn't create image") );
 
 
     wxCHECK_MSG( gdk_image, wxNullImage, wxT("couldn't create image") );
 

-    image.Create( GetWidth(), GetHeight() );
-    char unsigned *data = image.GetData();
-
-    if (!data)
-    {
-        gdk_image_destroy( gdk_image );
-        wxFAIL_MSG( wxT("couldn't create image") );
-        return wxNullImage;
-    }
-

     GdkImage *gdk_image_mask = (GdkImage*) NULL;
     if (GetMask())
     {
     GdkImage *gdk_image_mask = (GdkImage*) NULL;
     if (GetMask())
     {


@@ -929,7 +943,7 @@ wxImage wxBitmap::ConvertToImage() const
     int red_shift_left = 0;
     int green_shift_left = 0;
     int blue_shift_left = 0;
     int red_shift_left = 0;
     int green_shift_left = 0;
     int blue_shift_left = 0;

-    bool use_shift = FALSE;
+    bool use_shift = false;

 
     if (GetPixmap())
     {
 
     if (GetPixmap())
     {


@@ -1022,13 +1036,7 @@ wxImage wxBitmap::ConvertToImage() const
     return image;
 }
 
     return image;
 }
 

-wxBitmap::wxBitmap( const wxBitmap& bmp )
-        : wxGDIObject()
-{
-    Ref( bmp );
-}
-
-wxBitmap::wxBitmap( const wxString &filename, int type )
+wxBitmap::wxBitmap( const wxString &filename, wxBitmapType type )

 {
     LoadFile( filename, type );
 }
 {
     LoadFile( filename, type );
 }


@@ -1059,14 +1067,6 @@ wxBitmap::~wxBitmap()
 {
 }
 
 {
 }
 

-wxBitmap& wxBitmap::operator = ( const wxBitmap& bmp )
-{
-    if ( m_refData != bmp.m_refData )
-        Ref( bmp );
-
-    return *this;
-}
-

 bool wxBitmap::operator == ( const wxBitmap& bmp ) const
 {
     return m_refData == bmp.m_refData;
 bool wxBitmap::operator == ( const wxBitmap& bmp ) const
 {
     return m_refData == bmp.m_refData;


@@ -1079,7 +1079,8 @@ bool wxBitmap::operator != ( const wxBitmap& bmp ) const
 
 bool wxBitmap::Ok() const
 {
 
 bool wxBitmap::Ok() const
 {

-    return (m_refData != NULL) && (M_BMPDATA->m_bitmap || M_BMPDATA->m_pixmap);
+    return (m_refData != NULL) &&
+           (M_BMPDATA->m_bitmap || M_BMPDATA->m_pixmap);

 }
 
 int wxBitmap::GetHeight() const
 }
 
 int wxBitmap::GetHeight() const


@@ -1122,7 +1123,7 @@ void wxBitmap::SetMask( wxMask *mask )
 bool wxBitmap::CopyFromIcon(const wxIcon& icon)
 {
     *this = icon;
 bool wxBitmap::CopyFromIcon(const wxIcon& icon)
 {
     *this = icon;

-    return TRUE;
+    return true;

 }
 
 wxBitmap wxBitmap::GetSubBitmap( const wxRect& rect) const
 }
 
 wxBitmap wxBitmap::GetSubBitmap( const wxRect& rect) const


@@ -1173,9 +1174,9 @@ wxBitmap wxBitmap::GetSubBitmap( const wxRect& rect) const
     return ret;
 }
 
     return ret;
 }
 

-bool wxBitmap::SaveFile( const wxString &name, int type, wxPalette *WXUNUSED(palette) )
+bool wxBitmap::SaveFile( const wxString &name, wxBitmapType type, const wxPalette *WXUNUSED(palette) ) const

 {
 {

-    wxCHECK_MSG( Ok(), FALSE, wxT("invalid bitmap") );
+    wxCHECK_MSG( Ok(), false, wxT("invalid bitmap") );

 
     // Try to save the bitmap via wxImage handlers:
     {
 
     // Try to save the bitmap via wxImage handlers:
     {


@@ -1183,15 +1184,15 @@ bool wxBitmap::SaveFile( const wxString &name, int type, wxPalette *WXUNUSED(pal
         if (image.Ok()) return image.SaveFile( name, type );
     }
 
         if (image.Ok()) return image.SaveFile( name, type );
     }
 

-    return FALSE;
+    return false;

 }
 
 }
 

-bool wxBitmap::LoadFile( const wxString &name, int type )
+bool wxBitmap::LoadFile( const wxString &name, wxBitmapType type )

 {
     UnRef();
 
     if (!wxFileExists(name))
 {
     UnRef();
 
     if (!wxFileExists(name))

-        return FALSE;
+        return false;

 
     GdkVisual *visual = wxTheApp->GetGdkVisual();
 
 
     GdkVisual *visual = wxTheApp->GetGdkVisual();
 


@@ -1223,14 +1224,15 @@ bool wxBitmap::LoadFile( const wxString &name, int type )
     {
         wxImage image;
         if ( !image.LoadFile( name, type ) || !image.Ok() )
     {
         wxImage image;
         if ( !image.LoadFile( name, type ) || !image.Ok() )

-            return FALSE;
+            return false;

 
         *this = wxBitmap(image);
     }
 
 
         *this = wxBitmap(image);
     }
 

-    return TRUE;
+    return true;

 }
 
 }
 

+#if wxUSE_PALETTE

 wxPalette *wxBitmap::GetPalette() const
 {
     if (!Ok())
 wxPalette *wxBitmap::GetPalette() const
 {
     if (!Ok())


@@ -1239,6 +1241,12 @@ wxPalette *wxBitmap::GetPalette() const
     return M_BMPDATA->m_palette;
 }
 
     return M_BMPDATA->m_palette;
 }
 

+void wxBitmap::SetPalette(const wxPalette& WXUNUSED(palette))
+{
+    // TODO
+}
+#endif // wxUSE_PALETTE
+

 void wxBitmap::SetHeight( int height )
 {
     if (!m_refData)
 void wxBitmap::SetHeight( int height )
 {
     if (!m_refData)


@@ -1286,9 +1294,83 @@ GdkPixmap *wxBitmap::GetPixmap() const
     return M_BMPDATA->m_pixmap;
 }
 
     return M_BMPDATA->m_pixmap;
 }
 

+bool wxBitmap::HasPixmap() const
+{
+    wxCHECK_MSG( Ok(), false, wxT("invalid bitmap") );
+
+    return M_BMPDATA->m_pixmap != NULL;
+}
+

 GdkBitmap *wxBitmap::GetBitmap() const
 {
     wxCHECK_MSG( Ok(), (GdkBitmap *) NULL, wxT("invalid bitmap") );
 
     return M_BMPDATA->m_bitmap;
 }
 GdkBitmap *wxBitmap::GetBitmap() const
 {
     wxCHECK_MSG( Ok(), (GdkBitmap *) NULL, wxT("invalid bitmap") );
 
     return M_BMPDATA->m_bitmap;
 }

+
+void *wxBitmap::GetRawData(wxPixelDataBase& data, int bpp)
+{
+    return NULL;
+}
+
+void wxBitmap::UngetRawData(wxPixelDataBase& WXUNUSED(data))
+{
+}
+
+
+bool wxBitmap::HasAlpha() const
+{
+    return false;
+}
+
+void wxBitmap::UseAlpha()
+{
+}
+
+//-----------------------------------------------------------------------------
+// wxBitmapHandler
+//-----------------------------------------------------------------------------
+
+IMPLEMENT_DYNAMIC_CLASS(wxBitmapHandler,wxBitmapHandlerBase)
+
+wxBitmapHandler::~wxBitmapHandler()
+{
+}
+
+bool wxBitmapHandler::Create(wxBitmap * WXUNUSED(bitmap),
+                             void * WXUNUSED(data),
+                             long WXUNUSED(type),
+                             int WXUNUSED(width),
+                             int WXUNUSED(height),
+                             int WXUNUSED(depth))
+{
+    wxFAIL_MSG( _T("not implemented") );
+
+    return false;
+}
+
+bool wxBitmapHandler::LoadFile(wxBitmap * WXUNUSED(bitmap),
+                               const wxString& WXUNUSED(name),
+                               long WXUNUSED(flags),
+                               int WXUNUSED(desiredWidth),
+                               int WXUNUSED(desiredHeight))
+{
+    wxFAIL_MSG( _T("not implemented") );
+
+    return false;
+}
+
+bool wxBitmapHandler::SaveFile(const wxBitmap * WXUNUSED(bitmap),
+                               const wxString& WXUNUSED(name),
+                               int WXUNUSED(type),
+                               const wxPalette * WXUNUSED(palette))
+{
+    wxFAIL_MSG( _T("not implemented") );
+
+    return false;
+}
+
+/* static */ void wxBitmap::InitStandardHandlers()
+{
+    // TODO: Insert handler based on GdkPixbufs handler later
+}