X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c801d85f158c4cba50b588807daabdcbd0ed3853..10992a81d39da31b79063387b7b71c0ff68737ce:/src/gtk1/bitmap.cpp

diff --git a/src/gtk1/bitmap.cpp b/src/gtk1/bitmap.cpp
index ebb2fe5d6a..ed3595f860 100644
--- a/src/gtk1/bitmap.cpp
+++ b/src/gtk1/bitmap.cpp
@@ -2,10 +2,9 @@
 // Name:        bitmap.cpp
 // Purpose:
 // Author:      Robert Roebling
-// Created:     01/02/97
-// Id:
-// Copyright:   (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
-// Licence:   	wxWindows licence
+// RCS-ID:      $Id$
+// Copyright:   (c) 1998 Robert Roebling
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__
@@ -13,11 +12,29 @@
 #endif
 
 #include "wx/bitmap.h"
-#include "gdk/gdkprivate.h"
+#include "wx/icon.h"
+#include "wx/filefn.h"
+#include "wx/image.h"
+#include "wx/dcmemory.h"
+
+#include <gdk/gdk.h>
+#include <gtk/gtk.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);
 
-#ifdef USE_GDK_IMLIB
-#include "gdk_imlib.h"
-#endif
+//-----------------------------------------------------------------------------
+// data
+//-----------------------------------------------------------------------------
+
+extern GtkWidget *wxRootWindow;
 
 //-----------------------------------------------------------------------------
 // wxMask
@@ -25,49 +42,178 @@
 
 IMPLEMENT_DYNAMIC_CLASS(wxMask,wxObject)
 
-wxMask::wxMask(void)
-{
-  m_bitmap = NULL;
-};
+wxMask::wxMask()
+{
+    m_bitmap = (GdkBitmap *) NULL;
+}
+
+wxMask::wxMask( const wxBitmap& bitmap, const wxColour& colour )
+{
+    m_bitmap = (GdkBitmap *) NULL;
+    Create( bitmap, colour );
+}
+
+wxMask::wxMask( const wxBitmap& bitmap, int paletteIndex )
+{
+    m_bitmap = (GdkBitmap *) NULL;
+    Create( bitmap, paletteIndex );
+}
+
+wxMask::wxMask( const wxBitmap& bitmap )
+{
+    m_bitmap = (GdkBitmap *) NULL;
+    Create( bitmap );
+}
+
+wxMask::~wxMask()
+{
+    if (m_bitmap)
+        gdk_bitmap_unref( m_bitmap );
+}
+
+bool wxMask::Create( const wxBitmap& bitmap,
+                     const wxColour& colour )
+{
+    if (m_bitmap)
+    {
+        gdk_bitmap_unref( m_bitmap );
+        m_bitmap = (GdkBitmap*) NULL;
+    }
+
+    wxImage image( bitmap );
+    if (!image.Ok()) return FALSE;
+
+    m_bitmap = gdk_pixmap_new( wxRootWindow->window, image.GetWidth(), image.GetHeight(), 1 );
+    GdkGC *gc = gdk_gc_new( m_bitmap );
+
+    GdkColor color;
+    color.red = 65000;
+    color.green = 65000;
+    color.blue = 65000;
+    color.pixel = 1;
+    gdk_gc_set_foreground( gc, &color );
+    gdk_gc_set_fill( gc, GDK_SOLID );
+    gdk_draw_rectangle( m_bitmap, gc, TRUE, 0, 0, image.GetWidth(), image.GetHeight() );
+
+    unsigned char *data = image.GetData();
+    int index = 0;
+
+    unsigned char red = colour.Red();
+    unsigned char green = colour.Green();
+    unsigned char blue = colour.Blue();
+
+    GdkVisual *visual = gdk_window_get_visual( wxRootWindow->window );
+    wxASSERT( visual );
+    
+    int bpp = visual->depth;
+    if ((bpp == 16) && (visual->red_mask != 0xf800)) bpp = 15;
+    if (bpp == 15)
+    {
+        red = red & 0xf8;
+        green = green & 0xf8;
+        blue = blue & 0xf8;
+    }
+    if (bpp == 16)
+    {
+        red = red & 0xf8;
+        green = green & 0xfc;
+        blue = blue & 0xf8;
+    }
+
+    color.red = 0;
+    color.green = 0;
+    color.blue = 0;
+    color.pixel = 0;
+    gdk_gc_set_foreground( gc, &color );
+
+    for (int j = 0; j < image.GetHeight(); j++)
+    {
+        int start_x = -1;
+        int i;
+        for (i = 0; i < image.GetWidth(); i++)
+        {
+            if ((data[index] == red) &&
+                (data[index+1] == green) &&
+                (data[index+2] == blue))
+            {
+                if (start_x == -1)
+                start_x = i;
+            }
+            else
+            {
+                if (start_x != -1)
+                {
+                    gdk_draw_line( m_bitmap, gc, start_x, j, i-1, j );
+                    start_x = -1;
+                }
+            }
+            index += 3;
+        }
+        if (start_x != -1)
+            gdk_draw_line( m_bitmap, gc, start_x, j, i, j );
+    }
+
+    gdk_gc_unref( gc );
+
+    return TRUE;
+}
+
+bool wxMask::Create( const wxBitmap& WXUNUSED(bitmap),
+                     int WXUNUSED(paletteIndex) )
+{
+    if (m_bitmap)
+    {
+        gdk_bitmap_unref( m_bitmap );
+        m_bitmap = (GdkBitmap*) NULL;
+    }
+
+    wxFAIL_MSG( wxT("not implemented") );
 
-wxMask::wxMask( const wxBitmap& WXUNUSED(bitmap), const wxColour& WXUNUSED(colour) )
-{
-};
+    return FALSE;
+}
 
-wxMask::wxMask( const wxBitmap& WXUNUSED(bitmap), const int WXUNUSED(paletteIndex) )
+bool wxMask::Create( const wxBitmap& bitmap )
 {
-};
+    if (m_bitmap)
+    {
+        gdk_bitmap_unref( m_bitmap );
+        m_bitmap = (GdkBitmap*) NULL;
+    }
 
-wxMask::wxMask( const wxBitmap& WXUNUSED(bitmap) )
-{
-};
+    if (!bitmap.Ok()) return FALSE;
 
-wxMask::~wxMask(void)
-{
-#ifdef USE_GDK_IMLIB
-  // do not delete the mask, gdk_imlib does it for you
-#else
-  if (m_bitmap) gdk_bitmap_unref( m_bitmap );
-#endif  
-};
+    wxCHECK_MSG( bitmap.GetBitmap(), FALSE, wxT("Cannot create mask from colour bitmap") );
+
+    m_bitmap = gdk_pixmap_new( wxRootWindow->window, bitmap.GetWidth(), bitmap.GetHeight(), 1 );
+
+    if (!m_bitmap) return FALSE;
 
-GdkBitmap *wxMask::GetBitmap(void) const
+    GdkGC *gc = gdk_gc_new( m_bitmap );
+
+    gdk_wx_draw_bitmap( m_bitmap, gc, bitmap.GetBitmap(), 0, 0, 0, 0, bitmap.GetWidth(), bitmap.GetHeight() );
+
+    gdk_gc_unref( gc );
+
+    return TRUE;
+}
+
+GdkBitmap *wxMask::GetBitmap() const
 {
-  return m_bitmap;
-};
-  
+    return m_bitmap;
+}
+
 //-----------------------------------------------------------------------------
 // wxBitmap
 //-----------------------------------------------------------------------------
 
 class wxBitmapRefData: public wxObjectRefData
 {
-  public:
-  
-    wxBitmapRefData(void);
-    ~wxBitmapRefData(void);
-  
+public:
+    wxBitmapRefData();
+    ~wxBitmapRefData();
+
     GdkPixmap      *m_pixmap;
+    GdkBitmap      *m_bitmap;
     wxMask         *m_mask;
     int             m_width;
     int             m_height;
@@ -75,26 +221,24 @@ class wxBitmapRefData: public wxObjectRefData
     wxPalette      *m_palette;
 };
 
-wxBitmapRefData::wxBitmapRefData(void)
+wxBitmapRefData::wxBitmapRefData()
 {
-  m_pixmap = NULL;
-  m_mask = NULL;
-  m_width = 0;
-  m_height = 0;
-  m_bpp = 0;
-  m_palette = NULL;
-};
+    m_pixmap = (GdkPixmap *) NULL;
+    m_bitmap = (GdkBitmap *) NULL;
+    m_mask = (wxMask *) NULL;
+    m_width = 0;
+    m_height = 0;
+    m_bpp = 0;
+    m_palette = (wxPalette *) NULL;
+}
 
-wxBitmapRefData::~wxBitmapRefData(void)
+wxBitmapRefData::~wxBitmapRefData()
 {
-#ifdef USE_GDK_IMLIB
-  if (m_pixmap) gdk_imlib_free_pixmap( m_pixmap );
-#else
-  if (m_pixmap) gdk_pixmap_unref( m_pixmap );
-#endif
-  if (m_mask) delete m_mask;
-  if (m_palette) delete m_palette;
-};
+    if (m_pixmap) gdk_pixmap_unref( m_pixmap );
+    if (m_bitmap) gdk_bitmap_unref( m_bitmap );
+    if (m_mask) delete m_mask;
+    if (m_palette) delete m_palette;
+}
 
 //-----------------------------------------------------------------------------
 
@@ -102,192 +246,314 @@ wxBitmapRefData::~wxBitmapRefData(void)
 
 IMPLEMENT_DYNAMIC_CLASS(wxBitmap,wxGDIObject)
 
-wxBitmap::wxBitmap(void)
+wxBitmap::wxBitmap()
 {
-  if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
-};
-  
-wxBitmap::wxBitmap( const int width, const int height, const int depth )
-{
-  m_refData = new wxBitmapRefData();
-  M_BMPDATA->m_mask = NULL;
-  M_BMPDATA->m_pixmap = 
-    gdk_pixmap_new( (GdkWindow*) &gdk_root_parent, width, height, depth );
-  gdk_window_get_size( M_BMPDATA->m_pixmap, &(M_BMPDATA->m_width), &(M_BMPDATA->m_height) );
-  M_BMPDATA->m_bpp = depth;
-   
-  if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
-};
+    if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
+}
 
-wxBitmap::wxBitmap( char **bits )
+wxBitmap::wxBitmap( int width, int height, int depth )
 {
-  m_refData = new wxBitmapRefData();
-  
-  GdkBitmap *mask = NULL;
+    Create( width, height, depth );
 
-#ifndef USE_GDK_IMLIB
-  M_BMPDATA->m_pixmap = 
-    gdk_pixmap_create_from_xpm_d( (GdkWindow*) &gdk_root_parent, &mask, NULL, (gchar **) bits );
-#else
-  M_BMPDATA->m_pixmap = NULL;
-  int res = gdk_imlib_data_to_pixmap( bits, &M_BMPDATA->m_pixmap, &mask );
-#endif
-  
-  if (mask)
-  {
-    M_BMPDATA->m_mask = new wxMask();
-    M_BMPDATA->m_mask->m_bitmap = mask;
-  };
-				  
-  gdk_window_get_size( M_BMPDATA->m_pixmap, &(M_BMPDATA->m_width), &(M_BMPDATA->m_height) );
-  M_BMPDATA->m_bpp = 24; // ?
-   
-  if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
-};
-  
-wxBitmap::wxBitmap( const wxBitmap& bmp )
-{
-  Ref( bmp );
-   
-  if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
-};
-  
-wxBitmap::wxBitmap( const wxBitmap* bmp )
+    if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
+}
+
+bool wxBitmap::Create( int width, int height, int depth )
 {
-  if (bmp) Ref( *bmp );
-   
-  if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
-};
-  
-wxBitmap::wxBitmap( const wxString &filename, const int type )
+    UnRef();
+
+    wxCHECK_MSG( (width > 0) && (height > 0), FALSE, wxT("invalid bitmap size") )
+
+    GdkVisual *visual = gdk_window_get_visual( wxRootWindow->window );
+    wxASSERT( visual );
+
+    if (depth == -1) depth = visual->depth;
+
+    wxCHECK_MSG( (depth == visual->depth) ||
+                 (depth == 1), FALSE, wxT("invalid bitmap depth") )
+
+    m_refData = new wxBitmapRefData();
+    M_BMPDATA->m_mask = (wxMask *) NULL;
+    M_BMPDATA->m_width = width;
+    M_BMPDATA->m_height = height;
+    if (depth == 1)
+    {
+        M_BMPDATA->m_bitmap = gdk_pixmap_new( wxRootWindow->window, width, height, 1 );
+        M_BMPDATA->m_bpp = 1;
+    }
+    else
+    {
+        M_BMPDATA->m_pixmap = gdk_pixmap_new( wxRootWindow->window, width, height, depth );
+        M_BMPDATA->m_bpp = visual->depth;
+    }
+
+    return Ok();
+}
+bool wxBitmap::CreateFromXpm( const char **bits )
 {
-  LoadFile( filename, type );
-};
+    wxCHECK_MSG( bits != NULL, FALSE, wxT("invalid bitmap data") )
+
+    GdkVisual *visual = gdk_window_get_visual( wxRootWindow->window );
+    wxASSERT( visual );
+    
+    m_refData = new wxBitmapRefData();
+
+    GdkBitmap *mask = (GdkBitmap*) NULL;
+
+    M_BMPDATA->m_pixmap = gdk_pixmap_create_from_xpm_d( wxRootWindow->window, &mask, NULL, (gchar **) bits );
+
+    wxCHECK_MSG( M_BMPDATA->m_pixmap, FALSE, wxT("couldn't create pixmap") );
 
-wxBitmap::~wxBitmap(void)
+    if (mask)
+    {
+        M_BMPDATA->m_mask = new wxMask();
+        M_BMPDATA->m_mask->m_bitmap = mask;
+    }
+
+    gdk_window_get_size( M_BMPDATA->m_pixmap, &(M_BMPDATA->m_width), &(M_BMPDATA->m_height) );
+
+    M_BMPDATA->m_bpp = visual->depth;  // ?
+    
+    if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
+
+    return TRUE;
+}
+
+wxBitmap::wxBitmap( const wxBitmap& bmp )
 {
-  if (wxTheBitmapList) wxTheBitmapList->DeleteObject(this);
-};
-  
-wxBitmap& wxBitmap::operator = ( const wxBitmap& bmp )
+    Ref( bmp );
+
+    if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
+}
+
+wxBitmap::wxBitmap( const wxString &filename, int type )
 {
-  if (*this == bmp) return (*this); 
-  Ref( bmp ); 
-  return *this; 
-};
-  
-bool wxBitmap::operator == ( const wxBitmap& bmp )
+    LoadFile( filename, type );
+
+    if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
+}
+
+wxBitmap::wxBitmap( const char bits[], int width, int height, int WXUNUSED(depth))
 {
-  return m_refData == bmp.m_refData; 
-};
-  
-bool wxBitmap::operator != ( const wxBitmap& bmp )
+    m_refData = new wxBitmapRefData();
+
+    M_BMPDATA->m_mask = (wxMask *) NULL;
+    M_BMPDATA->m_bitmap =
+      gdk_bitmap_create_from_data( wxRootWindow->window, (gchar *) bits, width, height );
+    M_BMPDATA->m_width = width;
+    M_BMPDATA->m_height = height;
+    M_BMPDATA->m_bpp = 1;
+
+    wxCHECK_RET( M_BMPDATA->m_bitmap, wxT("couldn't create bitmap") );
+
+    if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
+}
+
+wxBitmap::~wxBitmap()
 {
-  return m_refData != bmp.m_refData; 
-};
-  
-bool wxBitmap::Ok(void) const
+    if (wxTheBitmapList) wxTheBitmapList->DeleteObject(this);
+}
+
+wxBitmap& wxBitmap::operator = ( const wxBitmap& bmp )
 {
-  return m_refData != NULL;
-};
-  
-int wxBitmap::GetHeight(void) const
+    if (*this == bmp) return (*this);
+    Ref( bmp );
+    return *this;
+}
+
+bool wxBitmap::operator == ( const wxBitmap& bmp ) const
 {
-  if (!Ok()) return 0;
-  return M_BMPDATA->m_height;
-};
+    return m_refData == bmp.m_refData;
+}
 
-int wxBitmap::GetWidth(void) const
+bool wxBitmap::operator != ( const wxBitmap& bmp ) const
 {
-  if (!Ok()) return 0;
-  return M_BMPDATA->m_width;
-};
+    return m_refData != bmp.m_refData;
+}
 
-int wxBitmap::GetDepth(void) const
+bool wxBitmap::Ok() const
 {
-  if (!Ok()) return 0;
-  return M_BMPDATA->m_bpp;
-};
+    return (m_refData != NULL);
+}
 
-void wxBitmap::SetHeight( const int height )
+int wxBitmap::GetHeight() const
 {
-  if (!Ok()) return;
-  M_BMPDATA->m_height = height;
-};
+    wxCHECK_MSG( Ok(), -1, wxT("invalid bitmap") );
+
+    return M_BMPDATA->m_height;
+}
 
-void wxBitmap::SetWidth( const int width )
+int wxBitmap::GetWidth() const
 {
-  if (!Ok()) return;
-  M_BMPDATA->m_width = width;
-};
+    wxCHECK_MSG( Ok(), -1, wxT("invalid bitmap") );
+
+    return M_BMPDATA->m_width;
+}
 
-void wxBitmap::SetDepth( const int depth )
+int wxBitmap::GetDepth() const
 {
-  if (!Ok()) return;
-  M_BMPDATA->m_bpp = depth;
-};
+    wxCHECK_MSG( Ok(), -1, wxT("invalid bitmap") );
+
+    return M_BMPDATA->m_bpp;
+}
 
-wxMask *wxBitmap::GetMask(void) const
+wxMask *wxBitmap::GetMask() const
 {
-  if (!Ok()) return NULL;
-  return M_BMPDATA->m_mask;
-};
+    wxCHECK_MSG( Ok(), (wxMask *) NULL, wxT("invalid bitmap") );
+
+    return M_BMPDATA->m_mask;
+}
 
 void wxBitmap::SetMask( wxMask *mask )
 {
-  if (!Ok()) return;
-  if (M_BMPDATA->m_mask) delete M_BMPDATA->m_mask;
-  M_BMPDATA->m_mask = mask;
-};
+    wxCHECK_RET( Ok(), wxT("invalid bitmap") );
+
+    if (M_BMPDATA->m_mask) delete M_BMPDATA->m_mask;
 
-bool wxBitmap::SaveFile( const wxString &WXUNUSED(name), const int WXUNUSED(type), 
-  wxPalette *WXUNUSED(palette) )
+    M_BMPDATA->m_mask = mask;
+}
+
+wxBitmap wxBitmap::GetSubBitmap( const wxRect& rect) const
 {
-  return FALSE;
-};
+    wxCHECK_MSG( Ok() &&
+                 (rect.x >= 0) && (rect.y >= 0) &&
+                 (rect.x+rect.width <= M_BMPDATA->m_width) && (rect.y+rect.height <= M_BMPDATA->m_height),
+                 wxNullBitmap, wxT("invalid bitmap or bitmap region") );
+
+    wxBitmap ret( rect.width, rect.height, M_BMPDATA->m_bpp );
+    wxASSERT_MSG( ret.Ok(), wxT("GetSubBitmap error") );
+
+    if (ret.GetPixmap())
+    {
+        GdkGC *gc = gdk_gc_new( ret.GetPixmap() );
+        gdk_draw_pixmap( ret.GetPixmap(), gc, GetPixmap(), rect.x, rect.y, 0, 0, rect.width, rect.height );
+        gdk_gc_destroy( gc );
+    }
+    else
+    {
+        GdkGC *gc = gdk_gc_new( ret.GetBitmap() );
+        gdk_wx_draw_bitmap( ret.GetBitmap(), gc, GetBitmap(), rect.x, rect.y, 0, 0, rect.width, rect.height );
+        gdk_gc_destroy( gc );
+    }
 
-bool wxBitmap::LoadFile( const wxString &name, const int WXUNUSED(type) )
+    if (GetMask())
+    {
+        wxMask *mask = new wxMask;
+        mask->m_bitmap = gdk_pixmap_new( wxRootWindow->window, rect.width, rect.height, 1 );
+
+        GdkGC *gc = gdk_gc_new( mask->m_bitmap );
+        gdk_wx_draw_bitmap( mask->m_bitmap, gc, M_BMPDATA->m_mask->m_bitmap, 0, 0, rect.x, rect.y, rect.width, rect.height );
+        gdk_gc_destroy( gc );
+
+        ret.SetMask( mask );
+    }
+
+    return ret;
+}
+
+bool wxBitmap::SaveFile( const wxString &name, int type, wxPalette *WXUNUSED(palette) )
 {
-#ifdef USE_GDK_IMLIB
+    wxCHECK_MSG( Ok(), FALSE, wxT("invalid bitmap") );
 
-  UnRef();
-  m_refData = new wxBitmapRefData();
-  M_BMPDATA->m_mask = NULL;
+    // Try to save the bitmap via wxImage handlers:
+    {
+        wxImage image( *this );
+        if (image.Ok()) return image.SaveFile( name, type );
+    }
 
-  GdkBitmap *mask = NULL;
-  
-  int res = gdk_imlib_load_file_to_pixmap( WXSTRINGCAST name, &M_BMPDATA->m_pixmap, &mask );
+    return FALSE;
+}
 
-  if (res != 1)
-  {
+bool wxBitmap::LoadFile( const wxString &name, int type )
+{
     UnRef();
-    return FALSE;
-  };
-
-  if (mask)
-  {
-    M_BMPDATA->m_mask = new wxMask();
-    M_BMPDATA->m_mask->m_bitmap = mask;
-  }
-				  
-  gdk_window_get_size( M_BMPDATA->m_pixmap, &(M_BMPDATA->m_width), &(M_BMPDATA->m_height) );
-  M_BMPDATA->m_bpp = 24; // ?
-  
-  return TRUE;
-#endif
 
-  return FALSE;
-};
+    if (!wxFileExists(name)) return FALSE;
+
+    GdkVisual *visual = gdk_window_get_visual( wxRootWindow->window );
+    wxASSERT( visual );
+    
+    if (type == wxBITMAP_TYPE_XPM)
+    {
+        m_refData = new wxBitmapRefData();
+
+        GdkBitmap *mask = (GdkBitmap*) NULL;
+
+        M_BMPDATA->m_pixmap = gdk_pixmap_create_from_xpm( wxRootWindow->window, &mask, NULL, name.fn_str() );
+
+        if (mask)
+        {
+           M_BMPDATA->m_mask = new wxMask();
+           M_BMPDATA->m_mask->m_bitmap = mask;
+        }
+
+        gdk_window_get_size( M_BMPDATA->m_pixmap, &(M_BMPDATA->m_width), &(M_BMPDATA->m_height) );
         
-wxPalette *wxBitmap::GetPalette(void) const
+        M_BMPDATA->m_bpp = visual->depth;
+    }
+    else // try if wxImage can load it
+    {
+        wxImage image;
+        if (!image.LoadFile( name, type )) return FALSE;
+        if (image.Ok()) *this = image.ConvertToBitmap();
+        else return FALSE;
+    }
+
+    return TRUE;
+}
+
+wxPalette *wxBitmap::GetPalette() const
 {
-  if (!Ok()) return NULL;
-  return M_BMPDATA->m_palette;
-};
+    if (!Ok()) return (wxPalette *) NULL;
 
-GdkPixmap *wxBitmap::GetPixmap(void) const
+    return M_BMPDATA->m_palette;
+}
+
+void wxBitmap::SetHeight( int height )
 {
-  if (!Ok()) return NULL;
-  return M_BMPDATA->m_pixmap;
-};
-  
+    if (!m_refData) m_refData = new wxBitmapRefData();
+
+    M_BMPDATA->m_height = height;
+}
+
+void wxBitmap::SetWidth( int width )
+{
+    if (!m_refData) m_refData = new wxBitmapRefData();
+
+    M_BMPDATA->m_width = width;
+}
+
+void wxBitmap::SetDepth( int depth )
+{
+    if (!m_refData) m_refData = new wxBitmapRefData();
+
+    M_BMPDATA->m_bpp = depth;
+}
+
+void wxBitmap::SetPixmap( GdkPixmap *pixmap )
+{
+    if (!m_refData) m_refData = new wxBitmapRefData();
+
+    M_BMPDATA->m_pixmap = pixmap;
+}
+
+void wxBitmap::SetBitmap( GdkPixmap *bitmap )
+{
+    if (!m_refData) m_refData = new wxBitmapRefData();
+
+    M_BMPDATA->m_bitmap = bitmap;
+}
+
+GdkPixmap *wxBitmap::GetPixmap() const
+{
+    wxCHECK_MSG( Ok(), (GdkPixmap *) NULL, wxT("invalid bitmap") );
+
+    return M_BMPDATA->m_pixmap;
+}
+
+GdkBitmap *wxBitmap::GetBitmap() const
+{
+    wxCHECK_MSG( Ok(), (GdkBitmap *) NULL, wxT("invalid bitmap") );
+
+    return M_BMPDATA->m_bitmap;
+}