// For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
+#include "wx/bitmap.h"
+
 #ifndef WX_PRECOMP
     #include <stdio.h>
 
     #include "wx/app.h"
     #include "wx/palette.h"
     #include "wx/dcmemory.h"
-    #include "wx/bitmap.h"
     #include "wx/icon.h"
+    #include "wx/log.h"
+    #include "wx/image.h"
 #endif
 
 #include "wx/os2/private.h"
-#include "wx/log.h"
 
-#include "wx/image.h"
 #include "wx/xpmdecod.h"
 
 // ----------------------------------------------------------------------------
     m_hBitmap       = (WXHBITMAP) NULL;
 } // end of wxBitmapRefData::wxBitmapRefData
 
+wxBitmapRefData::wxBitmapRefData(const wxBitmapRefData &tocopy)
+{
+    m_nQuality = tocopy.m_nQuality;
+    m_pSelectedInto = NULL;     // don't copy this
+    m_nNumColors    = tocopy.m_nNumColors;
+
+    // copy the mask
+    if (tocopy.m_pBitmapMask)
+        m_pBitmapMask = new wxMask(*tocopy.m_pBitmapMask);
+
+    m_hBitmap = wxCopyBmp(tocopy.m_hBitmap);
+}
+
 void wxBitmapRefData::Free()
 {
     if ( m_pSelectedInto )
 // wxBitmap creation
 // ----------------------------------------------------------------------------
 
+wxGDIRefData* wxBitmap::CreateGDIRefData() const
+{
+    return new wxBitmapRefData;
+}
+
+wxGDIRefData* wxBitmap::CloneGDIRefData(const wxGDIRefData* data) const
+{
+    return new wxBitmapRefData(*wx_static_cast(const wxBitmapRefData *, data));
+}
+
 // this function should be called from all wxBitmap ctors
 void wxBitmap::Init()
 {
 } // end of wxBitmap::wxBitmap
 
 wxBitmap::wxBitmap(
-  void*                             pData
+  const void*                       pData
 , long                              lType
 , int                               nWidth
 , int                               nHeight
     return Ok();
 } // end of wxBitmap::Create
 
-bool wxBitmap::CreateFromXpm(
-  const char**                      ppData
-)
-{
-#if wxUSE_IMAGE && wxUSE_XPM
-    Init();
-
-    wxCHECK_MSG(ppData != NULL, false, wxT("invalid bitmap data"));
-
-    wxXPMDecoder                    vDecoder;
-    wxImage                         vImg = vDecoder.ReadData(ppData);
-
-    wxCHECK_MSG(vImg.Ok(), false, wxT("invalid bitmap data"));
-
-    *this = wxBitmap(vImg);
-    return true;
-#else
-    return false;
-#endif
-} // end of wxBitmap::CreateFromXpm
-
 bool wxBitmap::LoadFile(const wxString& filename, long type)
 {
     UnRef();
 } // end of wxBitmap::LoadFile
 
 bool wxBitmap::Create(
-  void*                             pData
+  const void*                       pData
 , long                              lType
 , int                               nWidth
 , int                               nHeight
     m_hMaskBitmap = 0;
 } // end of wxMask::wxMask
 
+wxMask::wxMask(const wxMask& tocopy)
+{
+    m_hMaskBitmap = wxCopyBmp(tocopy.m_hMaskBitmap);
+} // end of wxMask::wxMask
+
 // Construct a mask from a bitmap and a colour indicating
 // the transparent area
 wxMask::wxMask(
 // ----------------------------------------------------------------------------
 
 bool wxBitmapHandler::Create( wxGDIImage* pImage,
-                              void*       pData,
+                              const void* pData,
                               long        WXUNUSED(lFlags),
                               int         nWidth,
                               int         nHeight,
 
 bool wxBitmapHandler::Create(
   wxBitmap*                         WXUNUSED(pBitmap)
-, void*                             WXUNUSED(pData)
+, const void*                       WXUNUSED(pData)
 , long                              WXUNUSED(lType)
 , int                               WXUNUSED(nWidth)
 , int                               WXUNUSED(nHeight)
     return hBmpInvMask;
 } // end of WxWinGdi_InvertMask
 
-HBITMAP wxFlipBmp( HBITMAP hBmp, int nWidth, int nHeight )
+HBITMAP wxCopyBmp( HBITMAP hBmp, bool flip, int nWidth, int nHeight )
 {
-    wxCHECK_MSG( hBmp, 0, _T("invalid bitmap in wxFlipBmp") );
+    wxCHECK_MSG( hBmp, 0, _T("invalid bitmap in wxCopyBmp") );
 
     //
     // Get width/height from the bitmap if not given
                                     {nWidth, 0},
                                     {0,      0},
                                     {nWidth, nHeight} };
-
+    if (!flip)
+    {
+        vPoint[0].y = 0;
+        vPoint[1].y = nHeight;
+    }
     memset(&vBmih, '\0', 16);
     vBmih.cbFix     = 16;
     vBmih.cx        = nWidth;