X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/4ce431b02b6ea07b90254fcdc21e6dda377ea565..653b2449724d6650e5ac12ccbbb455f8f921ea47:/src/mac/bitmap.cpp

diff --git a/src/mac/bitmap.cpp b/src/mac/bitmap.cpp
index 9e47fe6728..95bc8f1612 100644
--- a/src/mac/bitmap.cpp
+++ b/src/mac/bitmap.cpp
@@ -10,32 +10,26 @@
 /////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__
+#pragma implementation "bitmapbase.h"
 #pragma implementation "bitmap.h"
 #endif
 
-#include "wx/wx.h"
-#include "wx/setup.h"
-#include "wx/utils.h"
-#include "wx/palette.h"
+#include "wx/defs.h"
+
 #include "wx/bitmap.h"
 #include "wx/icon.h"
 #include "wx/log.h"
 #include "wx/image.h"
 #include "wx/xpmdecod.h"
 
-extern "C"
-{
-#ifdef OBSOLETE_XPM_DATA_HANDLER
-  #include "xpm.h"
-#endif
-} ;
-
 #if !USE_SHARED_LIBRARIES
 IMPLEMENT_DYNAMIC_CLASS(wxBitmap, wxGDIObject)
 IMPLEMENT_DYNAMIC_CLASS(wxMask, wxObject)
+IMPLEMENT_ABSTRACT_CLASS(wxBitmapBase , wxGDIObject )
+IMPLEMENT_ABSTRACT_CLASS(wxBitmapHandlerBase, wxObject ) 
 #endif
 
-#ifdef __UNIX__
+#ifdef __DARWIN__
     #include <ApplicationServices/ApplicationServices.h>
 #else
     #include <PictUtils.h>
@@ -99,95 +93,204 @@ void wxMacDestroyGWorld( GWorldPtr gw )
 		DisposeGWorld( gw ) ;
 }
 
-PicHandle wxMacCreatePict(GWorldPtr wp, GWorldPtr mask)
+#define kDefaultRes 0x00480000 /* Default resolution is 72 DPI; Fixed type */
+
+OSErr SetupCIconHandlePixMap( CIconHandle icon , short depth , Rect  *bounds , CTabHandle colors )
 {
-   CGrafPtr    origPort ;
-   GDHandle    origDev ;
+    CTabHandle newColors;   	/* Color table used for the off-screen PixMap */
+    Ptr        offBaseAddr; 	/* Pointer to the off-screen pixel image */
+    OSErr      error;       	/* Returns error code */
+    short      bytesPerRow;		/* Number of bytes per row in the PixMap */
 
-   PicHandle      pict;          // this is the Picture we give back
 
-   RGBColor    gray = { 0xCCCC ,0xCCCC , 0xCCCC } ;
-   RGBColor    white = { 0xffff ,0xffff , 0xffff } ;
-   RGBColor    black = { 0x0000 ,0x0000 , 0x0000 } ;
+    error = noErr;
+    newColors = nil;
+    offBaseAddr = nil;
 
-   unsigned char *maskimage = NULL ;
-   Rect portRect ;
-   GetPortBounds( wp , &portRect ) ;
-   int width = portRect.right - portRect.left ;
-   int height = portRect.bottom - portRect.top ;
+  	bytesPerRow = ((depth * (bounds->right - bounds->left) + 31) / 32) * 4;
 
-   LockPixels( GetGWorldPixMap( wp ) ) ;
-   GetGWorld( &origPort , &origDev ) ;
+   /* Clone the clut if indexed color; allocate a dummy clut if direct color*/
+    if (depth <= 8)
+        {
+        newColors = colors;
+        error = HandToHand((Handle *) &newColors);
+        }
+    else
+        {
+        newColors = (CTabHandle) NewHandle(sizeof(ColorTable) -
+                sizeof(CSpecArray));
+        error = MemError();
+        }
+    if (error == noErr)
+        {
+        /* Allocate pixel image; long integer multiplication avoids overflow */
+        (**icon).iconData = NewHandle((unsigned long) bytesPerRow * (bounds->bottom -
+                bounds->top));
+        if ((**icon).iconData != nil)
+            {
+            /* Initialize fields common to indexed and direct PixMaps */
+            (**icon).iconPMap.baseAddr = 0;  /* Point to image */
+            (**icon).iconPMap.rowBytes = bytesPerRow | /* MSB set for PixMap */
+                    0x8000;
+            (**icon).iconPMap.bounds = *bounds;        /* Use given bounds */
+            (**icon).iconPMap.pmVersion = 0;           /* No special stuff */
+            (**icon).iconPMap.packType = 0;            /* Default PICT pack */
+            (**icon).iconPMap.packSize = 0;            /* Always zero in mem */
+            (**icon).iconPMap.hRes = kDefaultRes;      /* 72 DPI default res */
+            (**icon).iconPMap.vRes = kDefaultRes;      /* 72 DPI default res */
+            (**icon).iconPMap.pixelSize = depth;       /* Set # bits/pixel */
+
+            /* Initialize fields specific to indexed and direct PixMaps */
+            if (depth <= 8)
+                {
+                /* PixMap is indexed */
+                (**icon).iconPMap.pixelType = 0;       /* Indicates indexed */
+                (**icon).iconPMap.cmpCount = 1;        /* Have 1 component */
+                (**icon).iconPMap.cmpSize = depth;     /* Component size=depth */
+                (**icon).iconPMap.pmTable = newColors; /* Handle to CLUT */
+                }
+            else
+                {
+                /* PixMap is direct */
+                (**icon).iconPMap.pixelType = RGBDirect; /* Indicates direct */
+                (**icon).iconPMap.cmpCount = 3;          /* Have 3 components */
+                if (depth == 16)
+                    (**icon).iconPMap.cmpSize = 5;       /* 5 bits/component */
+                else
+                    (**icon).iconPMap.cmpSize = 8;       /* 8 bits/component */
+                (**newColors).ctSeed = 3 * (**icon).iconPMap.cmpSize;
+                (**newColors).ctFlags = 0;
+                (**newColors).ctSize = 0;
+                (**icon).iconPMap.pmTable = newColors;
+                }
+            }
+        else
+            error = MemError();
+        }
+    else
+        newColors = nil;
 
-   if ( mask )
-   {
-      maskimage = (unsigned char*) malloc( width * height ) ;
-      SetGWorld( mask , NULL ) ;
-      LockPixels( GetGWorldPixMap( mask ) ) ;
-      for ( int y = 0 ; y < height ; y++ )
-      {
-         for( int x = 0 ; x < width ; x++ )
-         {
-            RGBColor col ;
-
-            GetCPixel( x + portRect.left , y + portRect.top , &col ) ;
-            maskimage[y*width + x] = ( col.red == 0 ) ; // for monochrome masks
-         }
-      }
-      UnlockPixels( GetGWorldPixMap( mask ) ) ;
-   }
+    /* If no errors occured, return a handle to the new off-screen PixMap */
+    if (error != noErr)
+        {
+        if (newColors != nil)
+            DisposeCTable(newColors);
+        }
 
-   SetGWorld( wp , NULL ) ;
+    /* Return the error code */
+    return error;
+}
 
-   pict = OpenPicture(&portRect);   // open a picture, this disables drawing
-   if(!pict)
-      return NULL;
+CIconHandle wxMacCreateCIcon(GWorldPtr image , GWorldPtr mask , short dstDepth , short iconSize  )
+{
+	GWorldPtr		saveWorld;
+	GDHandle		saveHandle;
 
-   if ( maskimage )
-   {
-      RGBForeColor( &black ) ;
-      RGBBackColor( &white ) ;
-      PenMode(transparent);
+	GetGWorld(&saveWorld,&saveHandle);		// save Graphics env state
+	SetGWorld(image,nil);
 
-      for ( int y = 0 ; y < height ; ++y )
-      {
-         for( int x = 0 ; x < width ; ++x )
-         {
-            if ( maskimage[y*width + x] )
-            {
-               RGBColor col ;
+    Rect frame = { 0 , 0 , iconSize , iconSize } ;
+    Rect imageBounds = frame ;
+	GetPortBounds( image , &imageBounds ) ;
 
-               GetCPixel( x + portRect.left , y + portRect.top , &col ) ;
-               SetCPixel( x + portRect.left , y + portRect.top , &col ) ;
-            }
-            else {
-                // With transparency set this sets a blank pixel not a white one
-                SetCPixel( x + portRect.left , y + portRect.top , &white);
-            }
-         }
-      }
-      free( maskimage ) ;
-      maskimage = NULL ;
-   }
-   else
-   {
-      RGBBackColor( &gray ) ;
-      EraseRect(&portRect);
-      RGBForeColor( &black ) ;
-      RGBBackColor( &white ) ;
-
-      CopyBits(GetPortBitMapForCopyBits(wp), /* src PixMap - we copy image over
-                                              * itself - */
-               GetPortBitMapForCopyBits(wp), //  dst PixMap - no drawing occurs
-               &portRect,    // srcRect - it will be recorded and compressed -
-               &portRect,    // dstRect - into the picture that is open -
-               srcCopy,NULL); // copyMode and no clip region
-   }
-   ClosePicture();                  // We are done recording the picture
-   UnlockPixels( GetGWorldPixMap( wp ) ) ;
-   SetGWorld( origPort , origDev ) ;
+    int bwSize = iconSize / 8 * iconSize ;
+    CIconHandle icon = (CIconHandle) NewHandleClear( sizeof ( CIcon ) + 2 * bwSize) ;
+    HLock((Handle)icon) ;
+    SetupCIconHandlePixMap( icon , dstDepth , &frame,GetCTable(dstDepth)) ;
+    HLock( (**icon).iconData ) ;
+    (**icon).iconPMap.baseAddr = *(**icon).iconData ;
+
+	LockPixels(GetGWorldPixMap(image));
+			
+	CopyBits(GetPortBitMapForCopyBits(image),
+				(BitMapPtr)&((**icon).iconPMap),
+				&imageBounds,
+				&imageBounds,
+				srcCopy | ditherCopy, nil);
+ 
+ 
+	UnlockPixels(GetGWorldPixMap(image));
+    HUnlock( (**icon).iconData ) ;
+    
+    (**icon).iconMask.rowBytes = iconSize / 8 ;
+    (**icon).iconMask.bounds = frame ;
 
-   return pict;                  // return our groovy pict handle
+    (**icon).iconBMap.rowBytes = iconSize / 8 ;
+    (**icon).iconBMap.bounds = frame ;
+    (**icon).iconMask.baseAddr = (char*) &(**icon).iconMaskData ;
+    (**icon).iconBMap.baseAddr = (char*) &(**icon).iconMaskData + bwSize ;
+
+    if ( mask )
+    {
+      LockPixels(GetGWorldPixMap(mask) ) ;
+      CopyBits(GetPortBitMapForCopyBits(mask) ,
+          &(**icon).iconBMap , &imageBounds , &imageBounds, srcCopy , nil ) ;
+      CopyBits(GetPortBitMapForCopyBits(mask) ,
+          &(**icon).iconMask , &imageBounds , &imageBounds, srcCopy , nil ) ;
+      UnlockPixels(GetGWorldPixMap( mask ) ) ;
+    }
+    else
+    {
+	    LockPixels(GetGWorldPixMap(image));
+      CopyBits(GetPortBitMapForCopyBits(image) ,
+          &(**icon).iconBMap , &imageBounds , &imageBounds, srcCopy , nil ) ;
+      CopyBits(GetPortBitMapForCopyBits(image) ,
+          &(**icon).iconMask , &imageBounds , &imageBounds, srcCopy , nil ) ;
+	    UnlockPixels(GetGWorldPixMap(image));
+    }
+    
+    (**icon).iconMask.baseAddr = NULL ;
+    (**icon).iconBMap.baseAddr = NULL ;
+    (**icon).iconPMap.baseAddr = NULL ;
+    HUnlock((Handle)icon) ;
+	SetGWorld(saveWorld,saveHandle);
+	
+	return icon;
+}
+
+PicHandle wxMacCreatePict(GWorldPtr wp, GWorldPtr mask)
+{
+  CGrafPtr       origPort ;
+  GDHandle       origDev ;
+
+  PicHandle      pict;         
+
+  RGBColor       white = { 0xffff ,0xffff , 0xffff } ;
+  RGBColor       black = { 0x0000 ,0x0000 , 0x0000 } ;
+
+  GetGWorld( &origPort , &origDev ) ;
+
+  RgnHandle clipRgn = NULL ;
+
+  if ( mask )
+  {
+    clipRgn = NewRgn() ;
+    LockPixels( GetGWorldPixMap( mask ) ) ;
+    BitMapToRegion( clipRgn , (BitMap*) *GetGWorldPixMap( mask ) ) ;
+    UnlockPixels( GetGWorldPixMap( mask ) ) ;
+  }
+	
+  SetGWorld( wp , NULL ) ;
+  Rect portRect ;
+  GetPortBounds( wp , &portRect ) ;
+
+  pict = OpenPicture(&portRect);   
+  if(pict)	
+  {
+    RGBForeColor( &black ) ;
+    RGBBackColor( &white ) ;
+
+    LockPixels( GetGWorldPixMap( wp ) ) ;
+    CopyBits(GetPortBitMapForCopyBits(wp),			
+    		GetPortBitMapForCopyBits(wp),		
+    		&portRect,			
+    		&portRect,			
+    		srcCopy,clipRgn);		
+    UnlockPixels( GetGWorldPixMap( wp ) ) ;
+    ClosePicture();					
+  }
+  SetGWorld( origPort , origDev ) ;
+  return pict;					
 }
 
 wxBitmapRefData::wxBitmapRefData()
@@ -205,33 +308,34 @@ wxBitmapRefData::wxBitmapRefData()
     m_bitmapType = kMacBitmapTypeUnknownType ;
 }
 
-wxBitmapRefData::~wxBitmapRefData()
+// TODO move this do a public function of Bitmap Ref
+static void DisposeBitmapRefData(wxBitmapRefData *data)
 {
-	switch (m_bitmapType)
+	switch (data->m_bitmapType)
 	{
 		case kMacBitmapTypePict :
 			{
-				if ( m_hPict )
+				if ( data->m_hPict )
 				{
-					KillPicture( m_hPict ) ;
-					m_hPict = NULL ;
+					KillPicture( data->m_hPict ) ;
+					data->m_hPict = NULL ;
 				}
 			}
 			break ;
 		case kMacBitmapTypeGrafWorld :
 			{
-				if ( m_hBitmap )
+				if ( data->m_hBitmap )
 				{
-					wxMacDestroyGWorld( m_hBitmap ) ;
-					m_hBitmap = NULL ;
+					wxMacDestroyGWorld( data->m_hBitmap ) ;
+					data->m_hBitmap = NULL ;
 				}
 			}
 			break ;
 		case kMacBitmapTypeIcon :
-        	if ( m_hIcon )
+        	if ( data->m_hIcon )
         	{
-        		DisposeCIcon( m_hIcon ) ;
-        		m_hIcon = NULL ;
+        		DisposeCIcon( data->m_hIcon ) ;
+        		data->m_hIcon = NULL ;
         	}
 		
 		default :
@@ -239,14 +343,26 @@ wxBitmapRefData::~wxBitmapRefData()
 			break ;
 	}
 	
-  if (m_bitmapMask)
+  if (data->m_bitmapMask)
   {
-    delete m_bitmapMask;
-    m_bitmapMask = NULL;
+    delete data->m_bitmapMask;
+    data->m_bitmapMask = NULL;
   }
 }
 
-wxList wxBitmap::sm_handlers;
+wxBitmapRefData::~wxBitmapRefData()
+{
+  DisposeBitmapRefData( this ) ;
+}
+
+wxList wxBitmapBase::sm_handlers;
+
+
+bool wxBitmap::CopyFromIcon(const wxIcon& icon)
+{
+    Ref(icon) ;
+    return true;
+}
 
 wxBitmap::wxBitmap()
 {
@@ -335,7 +451,7 @@ wxBitmap::wxBitmap(int w, int h, int d)
         wxTheBitmapList->AddBitmap(this);
 }
 
-wxBitmap::wxBitmap(void *data, long type, int width, int height, int depth)
+wxBitmap::wxBitmap(void *data, wxBitmapType type, int width, int height, int depth)
 {
     (void) Create(data, type, width, height, depth);
 
@@ -343,9 +459,9 @@ wxBitmap::wxBitmap(void *data, long type, int width, int height, int depth)
         wxTheBitmapList->AddBitmap(this);
 }
 
-wxBitmap::wxBitmap(const wxString& filename, long type)
+wxBitmap::wxBitmap(const wxString& filename, wxBitmapType type)
 {
-    LoadFile(filename, (int)type);
+    LoadFile(filename, type);
 
     if ( wxTheBitmapList )
         wxTheBitmapList->AddBitmap(this);
@@ -364,20 +480,12 @@ bool wxBitmap::CreateFromXpm(const char **bits)
 
 wxBitmap::wxBitmap(const char **bits)
 {
-#ifdef OBSOLETE_XPM_DATA_HANDLER
-    (void) Create((void *)bits, wxBITMAP_TYPE_XPM_DATA, 0, 0, 0);
-#else
     (void) CreateFromXpm(bits);
-#endif
 }
 
 wxBitmap::wxBitmap(char **bits)
 {
-#ifdef OBSOLETE_XPM_DATA_HANDLER
-    (void) Create((void *)bits, wxBITMAP_TYPE_XPM_DATA, 0, 0, 0);
-#else
     (void) CreateFromXpm((const char **)bits);
-#endif
 }
 
 wxBitmap wxBitmap::GetSubBitmap(const wxRect &rect) const
@@ -445,7 +553,7 @@ wxBitmap wxBitmap::GetSubBitmap(const wxRect &rect) const
            RGBColor  color;
 
            bitmap = GetHBITMAP();
-           subbitmap = wxMacCreateGWorld(rect.width, rect.height, GetDepth());
+           subbitmap = ref->m_hBitmap ;
            LockPixels(GetGWorldPixMap(bitmap));
            LockPixels(GetGWorldPixMap(subbitmap));
 
@@ -461,7 +569,6 @@ wxBitmap wxBitmap::GetSubBitmap(const wxRect &rect) const
            }
            UnlockPixels(GetGWorldPixMap(bitmap));
            UnlockPixels(GetGWorldPixMap(subbitmap));
-           ret.SetHBITMAP(subbitmap);
        }
    }
    SetGWorld( origPort, origDevice );
@@ -481,7 +588,7 @@ bool wxBitmap::Create(int w, int h, int d)
 
     M_BITMAPDATA->m_bitmapType = kMacBitmapTypeGrafWorld ;
     M_BITMAPDATA->m_hBitmap = wxMacCreateGWorld( w , h , d ) ;
-		M_BITMAPDATA->m_ok = (M_BITMAPDATA->m_hBitmap != NULL ) ;
+    M_BITMAPDATA->m_ok = (M_BITMAPDATA->m_hBitmap != NULL ) ;
     return M_BITMAPDATA->m_ok;
 }
 
@@ -494,29 +601,38 @@ int wxBitmap::GetBitmapType() const
 
 void wxBitmap::SetHBITMAP(WXHBITMAP bmp)
 {
+    DisposeBitmapRefData( M_BITMAPDATA ) ;
+    
     M_BITMAPDATA->m_bitmapType = kMacBitmapTypeGrafWorld ;
     M_BITMAPDATA->m_hBitmap = bmp ;
-	M_BITMAPDATA->m_ok = (M_BITMAPDATA->m_hBitmap != NULL ) ;
+	  M_BITMAPDATA->m_ok = (M_BITMAPDATA->m_hBitmap != NULL ) ;
 }
 
-bool wxBitmap::LoadFile(const wxString& filename, long type)
+bool wxBitmap::LoadFile(const wxString& filename, wxBitmapType type)
 {
     UnRef();
 
-    m_refData = new wxBitmapRefData;
-
     wxBitmapHandler *handler = FindHandler(type);
 
-    if ( handler == NULL ) {
-        wxLogWarning("no bitmap handler for type %d defined.", type);
+    if ( handler )
+    {
+    	m_refData = new wxBitmapRefData;
 
-        return FALSE;
+        return handler->LoadFile(this, filename, type, -1, -1);
     }
-
-    return handler->LoadFile(this, filename, type, -1, -1);
+    else
+    {
+        wxImage loadimage(filename, type);
+        if (loadimage.Ok()) {
+            *this = loadimage;
+            return true;
+        }
+    }
+    wxLogWarning("no bitmap handler for type %d defined.", type);
+    return false;
 }
 
-bool wxBitmap::Create(void *data, long type, int width, int height, int depth)
+bool wxBitmap::Create(void *data, wxBitmapType type, int width, int height, int depth)
 {
     UnRef();
 
@@ -548,55 +664,68 @@ wxBitmap::wxBitmap(const wxImage& image, int depth)
 
     // Create picture
 
-    Create( width , height , wxDisplayDepth() ) ;
-    wxBitmap maskBitmap( width, height, 1);
+    Create( width , height , 32 ) ;
     
     CGrafPtr origPort ;
     GDHandle origDevice ;
 
-    LockPixels( GetGWorldPixMap(GetHBITMAP()) );
-    LockPixels( GetGWorldPixMap(maskBitmap.GetHBITMAP()) );
+    PixMapHandle pixMap = GetGWorldPixMap(GetHBITMAP()) ;
+    LockPixels( pixMap );
 
     GetGWorld( &origPort , &origDevice ) ;
     SetGWorld( GetHBITMAP() , NULL ) ;
     
     // Render image
-    wxColour rgb, maskcolor(image.GetMaskRed(), image.GetMaskGreen(), image.GetMaskBlue());
-    RGBColor color;
-    RGBColor white = { 0xffff, 0xffff, 0xffff };
-    RGBColor black = { 0     , 0     , 0      };
+    RGBColor colorRGB ;
 
     register unsigned char* data = image.GetData();
-
-    int index = 0;
+    char* destinationBase = GetPixBaseAddr( pixMap );
+    register unsigned char* destination = (unsigned char*) destinationBase ;
     for (int y = 0; y < height; y++)
     {
         for (int x = 0; x < width; x++)
         {
-            rgb.Set(data[index++], data[index++], data[index++]);
-            color = rgb.GetPixel();
-            SetCPixel( x , y , &color ) ;
-            if (image.HasMask())
-            {
-                SetGWorld(maskBitmap.GetHBITMAP(), NULL);
-                if (rgb == maskcolor) {
-                    SetCPixel(x,y, &white);
-                }
-                else {
-                    SetCPixel(x,y, &black);
-                }
-                SetGWorld(GetHBITMAP(), NULL);
-            }
+            *destination++ = 0 ;
+            *destination++ = *data++ ;              
+            *destination++ = *data++ ;              
+            *destination++ = *data++ ;              
         }
-    }  // for height
+        destinationBase += ((**pixMap).rowBytes & 0x7fff);  
+        destination = (unsigned char*) destinationBase ;    
+    }  
+    if ( image.HasMask() )
+    {
+      data = image.GetData(); 
+      
+      wxColour maskcolor(image.GetMaskRed(), image.GetMaskGreen(), image.GetMaskBlue());
+      RGBColor white = { 0xffff, 0xffff, 0xffff };
+      RGBColor black = { 0     , 0     , 0      };
+      wxBitmap maskBitmap ;
+
+      maskBitmap.Create( width, height, 1);
+      LockPixels( GetGWorldPixMap(maskBitmap.GetHBITMAP()) );
+      SetGWorld(maskBitmap.GetHBITMAP(), NULL);
 
-    // Create mask
-    if ( image.HasMask() ) {
-        SetMask(new wxMask( maskBitmap ));
+      for (int y = 0; y < height; y++)
+      {
+          for (int x = 0; x < width; x++)
+          {
+              if ( data[0] == image.GetMaskRed() && data[1] == image.GetMaskGreen() && data[2] == image.GetMaskBlue() )
+              {
+                SetCPixel(x,y, &white);
+              }
+              else {
+                      SetCPixel(x,y, &black);
+              }
+              data += 3 ;
+          }
+      }  // for height
+      SetGWorld(GetHBITMAP(), NULL);
+      SetMask(new wxMask( maskBitmap ));
+      UnlockPixels( GetGWorldPixMap(maskBitmap.GetHBITMAP()) );
     }
     
     UnlockPixels( GetGWorldPixMap(GetHBITMAP()) );
-    UnlockPixels( GetGWorldPixMap(maskBitmap.GetHBITMAP()) );
     SetGWorld( origPort, origDevice );
 }
 
@@ -667,17 +796,24 @@ wxImage wxBitmap::ConvertToImage() const
 }
 
 
-bool wxBitmap::SaveFile(const wxString& filename, int type, const wxPalette *palette)
+bool wxBitmap::SaveFile(const wxString& filename, wxBitmapType type,
+                        const wxPalette *palette) const
 {
     wxBitmapHandler *handler = FindHandler(type);
 
-    if ( handler == NULL ) {
-        wxLogWarning("no bitmap handler for type %d defined.", type);
-
-        return FALSE;
-  }
+    if ( handler )
+    {
+        return handler->SaveFile(this, filename, type, palette);
+    }
+    else
+    {
+        wxImage image = ConvertToImage();
 
-  return handler->SaveFile(this, filename, type, palette);
+        return image.SaveFile(filename, type);
+    }
+    
+    wxLogWarning("no bitmap handler for type %d defined.", type);
+    return false;
 }
 
 bool wxBitmap::Ok() const
@@ -780,6 +916,10 @@ void wxBitmap::SetMask(wxMask *mask)
     if (!M_BITMAPDATA)
         m_refData = new wxBitmapRefData;
 
+    // Remove existing mask if there is one.
+    if (M_BITMAPDATA->m_bitmapMask)
+        delete M_BITMAPDATA->m_bitmapMask;
+
     M_BITMAPDATA->m_bitmapMask = mask ;
 }
 
@@ -831,7 +971,7 @@ PicHandle wxBitmap::GetPict() const
 
    if( mask )
    {
-#ifdef __UNIX__
+#ifdef __DARWIN__
        RGBColor trans = white;
 #else
        RGBBackColor( &gray );
@@ -917,27 +1057,27 @@ wxBitmapHandler *wxBitmap::FindHandler(const wxString& name)
     return NULL;
 }
 
-wxBitmapHandler *wxBitmap::FindHandler(const wxString& extension, long bitmapType)
+wxBitmapHandler *wxBitmap::FindHandler(const wxString& extension, wxBitmapType type)
 {
     wxNode *node = sm_handlers.First();
     while ( node )
     {
         wxBitmapHandler *handler = (wxBitmapHandler *)node->Data();
         if ( handler->GetExtension() == extension &&
-                    (bitmapType == -1 || handler->GetType() == bitmapType) )
+                    (type == -1 || handler->GetType() == type) )
             return handler;
         node = node->Next();
     }
     return NULL;
 }
 
-wxBitmapHandler *wxBitmap::FindHandler(long bitmapType)
+wxBitmapHandler *wxBitmap::FindHandler(wxBitmapType type)
 {
     wxNode *node = sm_handlers.First();
     while ( node )
     {
         wxBitmapHandler *handler = (wxBitmapHandler *)node->Data();
-        if (handler->GetType() == bitmapType)
+        if (handler->GetType() == type)
             return handler;
         node = node->Next();
     }
@@ -1111,13 +1251,13 @@ bool wxBitmapHandler::Create(wxBitmap *bitmap, void *data, long type, int width,
     return FALSE;
 }
 
-bool wxBitmapHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long type,
+bool wxBitmapHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
         int desiredWidth, int desiredHeight)
 {
     return FALSE;
 }
 
-bool wxBitmapHandler::SaveFile(wxBitmap *bitmap, const wxString& name, int type, const wxPalette *palette)
+bool wxBitmapHandler::SaveFile(const wxBitmap *bitmap, const wxString& name, int type, const wxPalette *palette)
 {
     return FALSE;
 }
@@ -1176,179 +1316,9 @@ bool  wxPICTResourceHandler::LoadFile(wxBitmap *bitmap, const wxString& name, lo
 	return FALSE ;
 }
 
-/* TODO: bitmap handlers, a bit like this:
-class WXDLLEXPORT wxBMPResourceHandler: public wxBitmapHandler
-{
-    DECLARE_DYNAMIC_CLASS(wxBMPResourceHandler)
-public:
-    inline wxBMPResourceHandler()
-    {
-        m_name = "Windows bitmap resource";
-        m_extension = "";
-        m_type = wxBITMAP_TYPE_BMP_RESOURCE;
-    };
-
-    virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
-          int desiredWidth, int desiredHeight);
-};
-IMPLEMENT_DYNAMIC_CLASS(wxBMPResourceHandler, wxBitmapHandler)
-*/
-
-class WXDLLEXPORT wxXPMFileHandler: public wxBitmapHandler
-{
-  DECLARE_DYNAMIC_CLASS(wxXPMFileHandler)
-public:
-  inline wxXPMFileHandler(void)
-  {
-  m_name = "XPM bitmap file";
-  m_extension = "xpm";
-  m_type = wxBITMAP_TYPE_XPM;
-  };
-
-  virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
-    int desiredWidth = -1, int desiredHeight = -1);
-  virtual bool SaveFile(wxBitmap *bitmap, const wxString& name, int type, const wxPalette *palette = NULL);
-};
-IMPLEMENT_DYNAMIC_CLASS(wxXPMFileHandler, wxBitmapHandler)
-
-bool wxXPMFileHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
-    int desiredWidth, int desiredHeight)
-{
-#if USE_XPM_IN_MSW
-    XImage *ximage;
-    XpmAttributes xpmAttr;
-    HDC     dc;
-
-    M_BITMAPHANDLERDATA->m_ok = FALSE;
-    dc = CreateCompatibleDC(NULL);
-    if (dc)
-    {
-      xpmAttr.valuemask = XpmReturnPixels;
-      int errorStatus = XpmReadFileToImage(&dc, WXSTRINGCAST name, &ximage, (XImage **) NULL, &xpmAttr);
-      DeleteDC(dc);
-      if (errorStatus == XpmSuccess)
-      {
-        M_BITMAPHANDLERDATA->m_hBitmap = (WXHBITMAP) ximage->bitmap;
-
-        BITMAP  bm;
-        GetObject((HBITMAP)M_BITMAPHANDLERDATA->m_hBitmap, sizeof(bm), (LPSTR) & bm);
-
-        M_BITMAPHANDLERDATA->m_width = (bm.bmWidth);
-        M_BITMAPHANDLERDATA->m_height = (bm.bmHeight);
-        M_BITMAPHANDLERDATA->m_depth = (bm.bmPlanes * bm.bmBitsPixel);
-        M_BITMAPHANDLERDATA->m_numColors = xpmAttr.npixels;
-        XpmFreeAttributes(&xpmAttr);
-        XImageFree(ximage);
-
-        M_BITMAPHANDLERDATA->m_ok = TRUE;
-        return TRUE;
-      }
-      else
-      {
-        M_BITMAPHANDLERDATA->m_ok = FALSE;
-        return FALSE;
-      }
-    }
-#endif
-
-    return FALSE;
-}
-
-bool wxXPMFileHandler::SaveFile(wxBitmap *bitmap, const wxString& name, int type, const wxPalette *palette)
-{
-#if USE_XPM_IN_MSW
-      HDC     dc = NULL;
-
-      Visual *visual = NULL;
-      XImage  ximage;
-
-      dc = CreateCompatibleDC(NULL);
-      if (dc)
-      {
-        if (SelectObject(dc, (HBITMAP) M_BITMAPHANDLERDATA->m_hBitmap))
-        { 
-          
-    ximage.width = M_BITMAPHANDLERDATA->m_width; 
-     ximage.height = M_BITMAPHANDLERDATA->m_height;
-    ximage.depth = M_BITMAPHANDLERDATA->m_depth; 
-     ximage.bitmap = (void *)M_BITMAPHANDLERDATA->m_hBitmap;
-    int errorStatus = XpmWriteFileFromImage(&dc, WXSTRINGCAST name,
-              &ximage, (XImage *) NULL, (XpmAttributes *) NULL);
-
-          if (dc)
-      DeleteDC(dc);
-
-    if (errorStatus == XpmSuccess)
-      return TRUE;    
-    else
-      return FALSE;
-        } else return FALSE;
-      } else return FALSE;
-#else
-  return FALSE;
-#endif
-}
-
-#ifdef OBSOLETE_XPM_DATA_HANDLER
-class WXDLLEXPORT wxXPMDataHandler: public wxBitmapHandler
-{
-  DECLARE_DYNAMIC_CLASS(wxXPMDataHandler)
-public:
-  inline wxXPMDataHandler(void)
-  {
-  m_name = "XPM bitmap data";
-  m_extension = "xpm";
-  m_type = wxBITMAP_TYPE_XPM_DATA;
-  };
-
-  virtual bool Create(wxBitmap *bitmap, void *data, long flags, int width, int height, int depth = 1);
-};
-IMPLEMENT_DYNAMIC_CLASS(wxXPMDataHandler, wxBitmapHandler)
-
-bool wxXPMDataHandler::Create(wxBitmap *bitmap, void *data, long flags, int width, int height, int depth)
-{
-    XImage *		ximage = NULL ;
-    XImage *		xshapeimage = NULL ;
-    int     		ErrorStatus;
-    XpmAttributes 	xpmAttr;
-
-    xpmAttr.valuemask = XpmReturnInfos; // get infos back
-    ErrorStatus = XpmCreateImageFromData( GetMainDevice() , (char **)data,
-         &ximage, &xshapeimage, &xpmAttr);
-
-    if (ErrorStatus == XpmSuccess)
-    {
-        M_BITMAPHANDLERDATA->m_ok = FALSE;
-        M_BITMAPHANDLERDATA->m_numColors = 0;
-        M_BITMAPHANDLERDATA->m_hBitmap = ximage->gworldptr ;
-	  
-        M_BITMAPHANDLERDATA->m_width = ximage->width;
-        M_BITMAPHANDLERDATA->m_height = ximage->height;
-        M_BITMAPHANDLERDATA->m_depth = ximage->depth;
-        M_BITMAPHANDLERDATA->m_numColors = xpmAttr.npixels;
-    	XpmFreeAttributes(&xpmAttr);
-        M_BITMAPHANDLERDATA->m_ok = TRUE;
-        ximage->gworldptr = NULL ;
-        XImageFree(ximage); // releases the malloc, but does not detroy
-		                  // the bitmap
-        M_BITMAPHANDLERDATA->m_bitmapType = kMacBitmapTypeGrafWorld ;
-        if ( xshapeimage != NULL )
-        {
-        	wxMask* m = new wxMask() ;
-        	m->SetMaskBitmap( xshapeimage->gworldptr ) ;
-        	M_BITMAPHANDLERDATA->m_bitmapMask = m ;
-        }
-        return TRUE;
-    } 
-    else
-    {
-      M_BITMAPHANDLERDATA->m_ok = FALSE;
-      return FALSE;
-    }
-  return FALSE;
-}
-#endif
+#if 0   // The following is an example for creating a bitmap handler
 
+// TODO: bitmap handlers, a bit like this:
 class WXDLLEXPORT wxBMPResourceHandler: public wxBitmapHandler
 {
     DECLARE_DYNAMIC_CLASS(wxBMPResourceHandler)
@@ -1363,69 +1333,9 @@ public:
     virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
           int desiredWidth, int desiredHeight);
 };
-
 IMPLEMENT_DYNAMIC_CLASS(wxBMPResourceHandler, wxBitmapHandler)
 
-bool wxBMPResourceHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
-    int desiredWidth, int desiredHeight)
-{
-    // TODO: load colourmap.
-  // it's probably not found
-  wxLogError("Can't load bitmap '%s' from resources! Check .rc file.", name.c_str());
-
-  return FALSE;
-}
-
-class WXDLLEXPORT wxBMPFileHandler: public wxBitmapHandler
-{
-  DECLARE_DYNAMIC_CLASS(wxBMPFileHandler)
-public:
-  inline wxBMPFileHandler(void)
-  {
-  m_name = "Windows bitmap file";
-  m_extension = "bmp";
-  m_type = wxBITMAP_TYPE_BMP;
-  };
-
-  virtual bool LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
-      int desiredWidth, int desiredHeight);
-  virtual bool SaveFile(wxBitmap *bitmap, const wxString& name, int type, const wxPalette *palette = NULL);
-};
-
-IMPLEMENT_DYNAMIC_CLASS(wxBMPFileHandler, wxBitmapHandler)
-
-bool wxBMPFileHandler::LoadFile(wxBitmap *bitmap, const wxString& name, long flags,
-    int desiredWidth, int desiredHeight)
-{
-#if USE_IMAGE_LOADING_IN_MSW
-    wxPalette *palette = NULL;
-    bool success = FALSE;
-    success = (wxLoadIntoBitmap(WXSTRINGCAST name, bitmap, &palette) != 0);
-    if (!success && palette)
-    {
-      delete palette;
-      palette = NULL;
-    }
-    if (palette)
-      M_BITMAPHANDLERDATA->m_bitmapPalette = *palette;
-    return success;
-#else
-  return FALSE;
-#endif
-}
-
-bool wxBMPFileHandler::SaveFile(wxBitmap *bitmap, const wxString& name, int type, const wxPalette *pal)
-{
-#if USE_IMAGE_LOADING_IN_MSW
-    wxPalette *actualPalette = (wxPalette *)pal;
-    if (!actualPalette && (!M_BITMAPHANDLERDATA->m_bitmapPalette.IsNull()))
-      actualPalette = & (M_BITMAPHANDLERDATA->m_bitmapPalette);
-    return (wxSaveBitmap(WXSTRINGCAST name, bitmap, actualPalette) != 0);
-#else
-  return FALSE;
 #endif
-}
-
 
 void wxBitmap::CleanUpHandlers()
 {
@@ -1444,10 +1354,4 @@ void wxBitmap::InitStandardHandlers()
 {
     AddHandler(new wxPICTResourceHandler) ;
     AddHandler(new wxICONResourceHandler) ;
-    AddHandler(new wxXPMFileHandler);
-#ifdef OBSOLETE_XPM_DATA_HANDLER
-    AddHandler(new wxXPMDataHandler);
-#endif
-    AddHandler(new wxBMPResourceHandler);
-    AddHandler(new wxBMPFileHandler);
 }