]> git.saurik.com Git - wxWidgets.git/blobdiff - src/os2/bitmap.cpp
fixed incorrect GetTextExtent for wxTELETYPE font
[wxWidgets.git] / src / os2 / bitmap.cpp
index 1069f59013b8cf4e19f7951e23c4558fe2ade247..2d7a3fc799f6a204147935360603498f455577b3 100644 (file)
@@ -9,6 +9,10 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
+#ifdef __GNUG__
+    #pragma implementation "bitmap.h"
+#endif
+
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 // macros
 // ----------------------------------------------------------------------------
 
-#if !USE_SHARED_LIBRARIES
 IMPLEMENT_DYNAMIC_CLASS(wxBitmap, wxGDIObject)
 IMPLEMENT_DYNAMIC_CLASS(wxMask, wxObject)
 
 IMPLEMENT_DYNAMIC_CLASS(wxBitmapHandler, wxObject)
-#endif
 
 // ============================================================================
 // implementation
@@ -95,18 +97,17 @@ bool wxBitmap::CopyFromIconOrCursor(
 
     m_refData = pRefData;
 
-    refData->m_width = rIcon.GetWidth();
-    refData->m_height = rIcon.GetHeight();
-    refData->m_depth = wxDisplayDepth();
+    pRefData->m_nWidth = rIcon.GetWidth();
+    pRefData->m_nHeight = rIcon.GetHeight();
+    pRefData->m_nDepth = wxDisplayDepth();
 
-    refData->m_hBitmap = (WXHBITMAP)rIcon.GetHandle();
+    pRefData->m_hBitmap = (WXHBITMAP)rIcon.GetHandle();
     // no mask???
-    refData->m_bitmapMask = new wxMask();
+    pRefData->m_pBitmapMask = new wxMask();
 
 #if WXWIN_COMPATIBILITY_2
-    refData->m_ok = TRUE;
+    pRefData->m_bOk = TRUE;
 #endif // WXWIN_COMPATIBILITY_2
-
     return(TRUE);
 }
 
@@ -118,7 +119,7 @@ bool wxBitmap::CopyFromCursor(
 
     if (!rCursor.Ok())
         return(FALSE);
-    return CopyFromIconOrCursor(wxGDIImage)rCursor);
+    return(CopyFromIconOrCursor(rCursor));
 }
 
 bool wxBitmap::CopyFromIcon(
@@ -130,11 +131,7 @@ bool wxBitmap::CopyFromIcon(
     if (!rIcon.Ok())
         return(FALSE);
 
-#if WXWIN_COMPATIBILITY_2
-    refData->m_ok = TRUE;
-#endif // WXWIN_COMPATIBILITY_2
-
-    return CopyFromIconOrCursor(icon);
+    return CopyFromIconOrCursor(rIcon);
 }
 
 wxBitmap::~wxBitmap()
@@ -157,10 +154,10 @@ wxBitmap::wxBitmap(
     BITMAPINFO2                     vInfo;
     HDC                             hDc;
     HPS                             hPs;
-    DEVOPENSTRUCT                   vDop = { NULL, "DISPLAY", NULL, NULL, NULL, NULL, NULL, NULL, NULL };
+    DEVOPENSTRUC                    vDop = { NULL, "DISPLAY", NULL, NULL, NULL, NULL, NULL, NULL, NULL };
     SIZEL                           vSize = {0, 0};
 
-    wxAssert(vHabmain != NULL);
+    wxASSERT(vHabmain != NULL);
 
     hDc = ::DevOpenDC(vHabmain, OD_MEMORY, (PSZ)"*", 1L, (PDEVOPENDATA)&vDop, 0L);
 
@@ -182,29 +179,26 @@ wxBitmap::wxBitmap(
     vHeader.ulColorEncoding = 0;
     vHeader.ulIdentifier    = 0;
 
-    hPs = ::GpiCreatePS(habMain, hdc, &vSize, GPIA_ASSOC | PU_PELS);
+    hPs = ::GpiCreatePS(vHabmain, hDc, &vSize, GPIA_ASSOC | PU_PELS);
     if (hPs == 0)
     {
         wxLogLastError("GpiCreatePS Failure");
     }
 
-    m_hDc = hDc;
-    m_hPs = hPs;
-
     m_refData = pRefData;
 
-    refData->m_width = nTheWidth;
-    refData->m_height = nTheHeight;
-    refData->m_depth = nNoBits;
-    refData->m_numColors = 0;
-    refData->m_selectedInto = NULL;
+    pRefData->m_nWidth = nTheWidth;
+    pRefData->m_nHeight = nTheHeight;
+    pRefData->m_nDepth = nNoBits;
+    pRefData->m_nNumColors = 0;
+    pRefData->m_pSelectedInto = NULL;
 
     HBITMAP hBmp = ::GpiCreateBitmap(hPs, &vHeader, 0L, NULL, &vInfo);
-    if ( !hbmp )
+    if (!hBmp)
     {
         wxLogLastError("CreateBitmap");
     }
-    SetHBITMAP((WXHBITMAP)hbmp);
+    SetHBITMAP((WXHBITMAP)hBmp);
 }
 
 // Create from XPM data
@@ -214,7 +208,7 @@ wxBitmap::wxBitmap(
 {
     Init();
 
-F    (void)Create( (void *)ppData
+    (void)Create( (void *)ppData
                  ,wxBITMAP_TYPE_XPM_DATA
                  ,0
                  ,0
@@ -277,15 +271,15 @@ bool wxBitmap::Create(
     BITMAPINFO2                     vInfo;
     HPS                             hpsScreen;
     HDC                             hdcScreen;
-    DEVOPENSTRUCT                   vDop = { NULL, "DISPLAY", NULL, NULL, NULL, NULL, NULL, NULL, NULL };
+    DEVOPENSTRUC                    vDop = { NULL, "DISPLAY", NULL, NULL, NULL, NULL, NULL, NULL, NULL };
     SIZEL                           vSize = {0, 0};
     LONG                            lBitCount;
 
-    wxAssert(vHabmain != NULL);
+    wxASSERT(vHabmain != NULL);
 
     hpsScreen = ::WinGetScreenPS(HWND_DESKTOP);
     hdcScreen = ::GpiQueryDevice(hpsScreen);
-    ::DevQueryCaps(hdcScreen, CAPS_COLOR_BITCOUNT, &lBitCount);
+    ::DevQueryCaps(hdcScreen, CAPS_COLOR_BITCOUNT, 1L, &lBitCount);
 
     vHeader.cbFix           = sizeof(vHeader);
     vHeader.cx              = (USHORT)nW;
@@ -305,13 +299,12 @@ bool wxBitmap::Create(
     vHeader.ulColorEncoding = 0;
     vHeader.ulIdentifier    = 0;
 
-
     UnRef();
     m_refData = new wxBitmapRefData;
 
-    GetBitmapData()->m_width = nW;
-    GetBitmapData()->m_height = nH;
-    GetBitmapData()->m_depth = nD;
+    GetBitmapData()->m_nWidth = nW;
+    GetBitmapData()->m_nHeight = nH;
+    GetBitmapData()->m_nDepth = nD;
 
     if (nD > 0)
     {
@@ -325,13 +318,13 @@ bool wxBitmap::Create(
     {
         LONG                            lPlanes;
 
-        ::DevQueryCaps(hdcScreen, CAPS_COLOR_PLANES, &lPlanes);
+        ::DevQueryCaps(hdcScreen, CAPS_COLOR_PLANES, 1L, &lPlanes);
         hBmp = ::GpiCreateBitmap(hpsScreen, &vHeader, 0L, NULL, &vInfo);
         if (!hBmp)
         {
             wxLogLastError("CreateBitmap");
         }
-        GetBitmapData()->m_depth = wxDisplayDepth();
+        GetBitmapData()->m_nDepth = wxDisplayDepth();
     }
     SetHBITMAP((WXHBITMAP)hBmp);
 
@@ -347,6 +340,8 @@ bool wxBitmap::LoadFile(
 , long                              lType
 )
 {
+    HPS                             hPs = NULLHANDLE;
+
     UnRef();
 
     wxBitmapHandler*                pHandler = wxDynamicCast( FindHandler(lType)
@@ -359,16 +354,17 @@ bool wxBitmap::LoadFile(
 
         return(pHandler->LoadFile( this
                                   ,rFilename
+                                  ,hPs
                                   ,lType
                                   , -1
                                   , -1
-                                 );
+                                 ));
     }
     else
     {
         wxImage                     vImage;
 
-        if (!vImage.LoadFile(rFilename, lType) || !image.Ok() )
+        if (!vImage.LoadFile(rFilename, lType) || !vImage.Ok() )
             return(FALSE);
 
         *this = vImage.ConvertToBitmap();
@@ -394,23 +390,23 @@ bool wxBitmap::Create(
     if (!pHandler)
     {
         wxLogDebug(wxT("Failed to create bitmap: no bitmap handler for "
-                       "type %d defined."), type);
+                       "type %d defined."), lType);
 
         return(FALSE);
     }
 
     m_refData = new wxBitmapRefData;
 
-    return(handler->Create( this
-                           ,pData
-                           ,lType
-                           ,nWidth
-                           ,nHeight
-                           ,nDepth
-                          ));
+    return(pHandler->Create( this
+                            ,pData
+                            ,lType
+                            ,nWidth
+                            ,nHeight
+                            ,nDepth
+                           ));
 }
 
-bool wxBitmap::SaveFile( 
+bool wxBitmap::SaveFile(
   const wxString&                   rFilename
 , int                               lType
 , const wxPalette*                  pPalette
@@ -485,7 +481,7 @@ void wxBitmap::SetMask(
 }
 
 // Will try something for OS/2 but not really sure how close
-// to the msw intent this is.  
+// to the msw intent this is.
 wxBitmap wxBitmap::GetBitmapForDC(
   wxDC&                             rDc
 ) const
@@ -495,20 +491,21 @@ wxBitmap wxBitmap::GetBitmapForDC(
                                                ,this->GetHeight()
                                                ,rDc.GetDepth()
                                               );
+    WXHBITMAP                       vOldBitmap;
     HPS                             hMemoryPS;
     HPS                             hPs;
     POINTL                          vPoint[4];
-    SIZEL                           vSize = {0,0}
+    SIZEL                           vSize = {0,0};
 
-    hMemoryPS = ::GpiCreatePS(habMain, (HDC)vMemDC.m_hDc, &vSize, PU_PELS | GPIT_MICRO | GPI_ASSOC);
-    hPs       = ::GpiCreatePS(habMain, (HDC)rDc.m_hDc, &vSize, PU_PELS | GPIT_MICRO | GPI_ASSOC);
+    hMemoryPS = ::GpiCreatePS(vHabmain, (HDC)vMemDC.GetHDC(), &vSize, PU_PELS | GPIT_MICRO | GPIA_ASSOC);
+    hPs       = ::GpiCreatePS(vHabmain, (HDC)rDc.GetHDC(), &vSize, PU_PELS | GPIT_MICRO | GPIA_ASSOC);
 
     // TODO: Set the points
 
-    rDc.m_oldBitmap = (WXHBITMAP)::GpiSetBitMap(hPs, (HBITMAP)vTmpBitmap.GetHBITMAP());
-    :GpiBitBlt(hPs, hMemoryPS, 4L, vPoint, &vSize, PU_PELS | GPI_ASSOC);
-    
-    return tmpBitmap;
+    vOldBitmap = (WXHBITMAP)::GpiSetBitmap(hPs, (HBITMAP)vTmpBitmap.GetHBITMAP());
+    ::GpiBitBlt(hPs, hMemoryPS, 4L, vPoint, ROP_SRCCOPY, BBO_IGNORE);
+
+    return(vTmpBitmap);
 }
 
 // ----------------------------------------------------------------------------
@@ -562,217 +559,255 @@ wxMask::~wxMask()
 }
 
 // Create a mask from a mono bitmap (copies the bitmap).
-bool wxMask::Create(const wxBitmap& bitmap)
+bool wxMask::Create(
+  const wxBitmap&                   rBitmap
+)
 {
-    if ( m_maskBitmap )
+    BITMAPINFOHEADER2               vHeader;
+    DEVOPENSTRUC                    vDop = { NULL, "DISPLAY", NULL, NULL, NULL, NULL, NULL, NULL, NULL };
+    SIZEL                           vSize = {0, 0};
+    POINTL                          vPoint[4];
+
+    if (m_hMaskBitmap)
     {
-        ::DeleteObject((HBITMAP) m_maskBitmap);
-        m_maskBitmap = 0;
+        ::GpiDeleteBitmap((HBITMAP) m_hMaskBitmap);
+        m_hMaskBitmap = 0;
     }
-    if (!bitmap.Ok() || bitmap.GetDepth() != 1)
+    if (!rBitmap.Ok() || rBitmap.GetDepth() != 1)
     {
-        return FALSE;
+        return(FALSE);
     }
-    m_maskBitmap = (WXHBITMAP) CreateBitmap(
-                                            bitmap.GetWidth(),
-                                            bitmap.GetHeight(),
-                                            1, 1, 0
-                                           );
-    HDC srcDC = CreateCompatibleDC(0);
-    SelectObject(srcDC, (HBITMAP) bitmap.GetHBITMAP());
-    HDC destDC = CreateCompatibleDC(0);
-    SelectObject(destDC, (HBITMAP) m_maskBitmap);
-    BitBlt(destDC, 0, 0, bitmap.GetWidth(), bitmap.GetHeight(), srcDC, 0, 0, SRCCOPY);
-    SelectObject(srcDC, 0);
-    DeleteDC(srcDC);
-    SelectObject(destDC, 0);
-    DeleteDC(destDC);
-    return TRUE;
+    vHeader.cbFix           = sizeof(vHeader);
+    vHeader.cx              = (USHORT)rBitmap.GetWidth();
+    vHeader.cy              = (USHORT)rBitmap.GetHeight();
+    vHeader.cPlanes         = 1;
+    vHeader.cBitCount       = 1;
+
+    m_hMaskBitmap = (WXHBITMAP) ::GpiCreateBitmap( m_hPs
+                                                  ,&vHeader
+                                                  ,0L
+                                                  ,NULL
+                                                  ,NULL
+                                                 );
+
+    HPS srcPS = ::GpiCreatePS(vHabmain, m_hDc, &vSize, PU_PELS | GPIT_MICRO | GPIA_ASSOC);
+    ::GpiSetBitmap(srcPS, (HBITMAP)rBitmap.GetHBITMAP());
+    HPS destPS = ::GpiCreatePS(vHabmain, m_hDc, &vSize, PU_PELS | GPIT_MICRO | GPIA_ASSOC);
+    ::GpiSetBitmap(srcPS, (HBITMAP)m_hMaskBitmap);
+    // TODO: Set the point array
+    ::GpiBitBlt(destPS, srcPS, 4L, vPoint, ROP_SRCCOPY , BBO_IGNORE);
+
+    ::GpiDestroyPS(srcPS);
+    ::GpiDestroyPS(destPS);
+    return(TRUE);
 }
 
 // Create a mask from a bitmap and a palette index indicating
 // the transparent area
-bool wxMask::Create(const wxBitmap& bitmap, int paletteIndex)
+bool wxMask::Create(
+  const wxBitmap&                   rBitmap
+, int                               nPaletteIndex
+)
 {
-    if ( m_maskBitmap )
+    if (m_hMaskBitmap)
     {
-        ::DeleteObject((HBITMAP) m_maskBitmap);
-        m_maskBitmap = 0;
+        ::GpiDeleteBitmap((HBITMAP) m_hMaskBitmap);
+        m_hMaskBitmap = 0;
     }
-    if (bitmap.Ok() && bitmap.GetPalette()->Ok())
+    if (rBitmap.Ok() && rBitmap.GetPalette()->Ok())
     {
-        unsigned char red, green, blue;
-        if (bitmap.GetPalette()->GetRGB(paletteIndex, &red, &green, &blue))
+        unsigned char               cRed;
+        unsigned char               cGreen;
+        unsigned char               cBlue;
+
+        if (rBitmap.GetPalette()->GetRGB( nPaletteIndex
+                                         ,&cRed
+                                         ,&cGreen
+                                         ,&cBlue
+                                        ))
         {
-            wxColour transparentColour(red, green, blue);
-            return Create(bitmap, transparentColour);
+            wxColour                vTransparentColour( cRed
+                                                       ,cGreen
+                                                       ,cBlue
+                                                      );
+
+            return (Create( rBitmap
+                           ,vTransparentColour
+                          ));
         }
     }
-    return FALSE;
+    return(FALSE);
 }
 
 // Create a mask from a bitmap and a colour indicating
 // the transparent area
-bool wxMask::Create(const wxBitmap& bitmap, const wxColour& colour)
+bool wxMask::Create(
+  const wxBitmap&                   rBitmap
+, const wxColour&                   rColour
+)
 {
-    if ( m_maskBitmap )
+    BITMAPINFOHEADER2               vHeader;
+    DEVOPENSTRUC                    vDop = { NULL, "DISPLAY", NULL, NULL, NULL, NULL, NULL, NULL, NULL };
+    SIZEL                           vSize = {0, 0};
+    POINTL                          vPoint[4];
+
+    if (m_hMaskBitmap)
     {
-        ::DeleteObject((HBITMAP) m_maskBitmap);
-        m_maskBitmap = 0;
+        ::GpiDeleteBitmap((HBITMAP) m_hMaskBitmap);
+        m_hMaskBitmap = 0;
     }
-    if (!bitmap.Ok())
+    if (!rBitmap.Ok())
     {
-        return FALSE;
+        return(FALSE);
     }
 
     // scan the bitmap for the transparent colour and set
     // the corresponding pixels in the mask to BLACK and
     // the rest to WHITE
-    COLORREF maskColour = RGB(colour.Red(), colour.Green(), colour.Blue());
-    m_maskBitmap = (WXHBITMAP) ::CreateBitmap(
-            bitmap.GetWidth(),
-            bitmap.GetHeight(),
-            1, 1, 0
-                                             );
-    HDC srcDC = ::CreateCompatibleDC(0);
-    ::SelectObject(srcDC, (HBITMAP) bitmap.GetHBITMAP());
-    HDC destDC = ::CreateCompatibleDC(0);
-    ::SelectObject(destDC, (HBITMAP) m_maskBitmap);
+    COLORREF                        vMaskColour = OS2RGB(rColour.Red(), rColour.Green(), rColour.Blue());
+
+    vHeader.cbFix           = sizeof(vHeader);
+    vHeader.cx              = (USHORT)rBitmap.GetWidth();
+    vHeader.cy              = (USHORT)rBitmap.GetHeight();
+    vHeader.cPlanes         = 1;
+    vHeader.cBitCount       = 1;
+
+    m_hMaskBitmap = (WXHBITMAP) ::GpiCreateBitmap( m_hPs
+                                                  ,&vHeader
+                                                  ,0L
+                                                  ,NULL
+                                                  ,NULL
+                                                 );
+
+    HPS srcPS = ::GpiCreatePS(vHabmain, m_hDc, &vSize, PU_PELS | GPIT_MICRO | GPIA_ASSOC);
+    ::GpiSetBitmap(srcPS, (HBITMAP)rBitmap.GetHBITMAP());
+    HPS destPS = ::GpiCreatePS(vHabmain, m_hDc, &vSize, PU_PELS | GPIT_MICRO | GPIA_ASSOC);
+    ::GpiSetBitmap(srcPS, (HBITMAP)m_hMaskBitmap);
 
     // this is not very efficient, but I can't think
     // of a better way of doing it
-    for (int w = 0; w < bitmap.GetWidth(); w++)
+    for (int w = 0; w < rBitmap.GetWidth(); w++)
     {
-        for (int h = 0; h < bitmap.GetHeight(); h++)
+        for (int h = 0; h < rBitmap.GetHeight(); h++)
         {
-            COLORREF col = GetPixel(srcDC, w, h);
-            if (col == maskColour)
+            POINTL                  vPoint;
+
+            vPoint.x = w;
+            vPoint.y = h;
+
+            COLORREF                col = ::GpiQueryPel(srcPS, &vPoint);
+
+            if (col == vMaskColour)
             {
-                ::SetPixel(destDC, w, h, RGB(0, 0, 0));
+                ::GpiSetColor(destPS, CLR_WHITE);
+                ::GpiSetPel(destPS, &vPoint);
             }
             else
             {
-                ::SetPixel(destDC, w, h, RGB(255, 255, 255));
+                ::GpiSetColor(destPS, CLR_BLACK);
+                ::GpiSetPel(destPS, &vPoint);
             }
         }
     }
-    ::SelectObject(srcDC, 0);
-    ::DeleteDC(srcDC);
-    ::SelectObject(destDC, 0);
-    ::DeleteDC(destDC);
-    return TRUE;
+    ::GpiDestroyPS(srcPS);
+    ::GpiDestroyPS(destPS);
+    return(TRUE);
 }
 
 // ----------------------------------------------------------------------------
 // wxBitmapHandler
 // ----------------------------------------------------------------------------
 
-bool wxBitmapHandler::Create(wxGDIImage *image,
-                             void *data,
-                             long flags,
-                             int width, int height, int depth)
-{
-    wxBitmap *bitmap = wxDynamicCast(image, wxBitmap);
-
-    return bitmap ? Create(bitmap, data, width, height, depth) : FALSE;
-}
-
-bool wxBitmapHandler::Load(wxGDIImage *image,
-                           const wxString& name,
-                           long flags,
-                           int width, int height)
+bool wxBitmapHandler::Create(
+  wxGDIImage*                       pImage
+, void*                             pData
+, long                              lFlags
+, int                               nWidth
+, int                               nHeight
+, int                               nDepth
+)
 {
-    wxBitmap *bitmap = wxDynamicCast(image, wxBitmap);
+    wxBitmap*                       pBitmap = wxDynamicCast( pImage
+                                                            ,wxBitmap
+                                                           );
 
-    return bitmap ? LoadFile(bitmap, name, flags, width, height) : FALSE;
+    return(pBitmap ? Create( pBitmap
+                            ,pData
+                            ,nWidth
+                            ,nHeight
+                            ,nDepth
+                           ) : FALSE);
 }
 
-bool wxBitmapHandler::Save(wxGDIImage *image,
-                           const wxString& name,
-                           int type)
+bool wxBitmapHandler::Load(
+  wxGDIImage*                       pImage
+, const wxString&                   rName
+, HPS                               hPs
+, long                              lFlags
+, int                               nWidth
+, int                               nHeight
+)
 {
-    wxBitmap *bitmap = wxDynamicCast(image, wxBitmap);
+    wxBitmap*                       pBitmap = wxDynamicCast( pImage
+                                                            ,wxBitmap
+                                                           );
 
-    return bitmap ? SaveFile(bitmap, name, type) : FALSE;
+    return(pBitmap ? LoadFile( pBitmap
+                              ,rName
+                              ,hPs
+                              ,lFlags
+                              ,nWidth
+                              ,nHeight
+                             ) : FALSE);
 }
 
-bool wxBitmapHandler::Create(wxBitmap *WXUNUSED(bitmap),
-                             void *WXUNUSED(data),
-                             long WXUNUSED(type),
-                             int WXUNUSED(width),
-                             int WXUNUSED(height),
-                             int WXUNUSED(depth))
+bool wxBitmapHandler::Save(
+  wxGDIImage*                       pImage
+, const wxString&                   rName
+, int                               lType
+)
 {
-    return FALSE;
-}
+    wxBitmap*                       pBitmap = wxDynamicCast( pImage
+                                                            ,wxBitmap
+                                                           );
 
-bool wxBitmapHandler::LoadFile(wxBitmap *WXUNUSED(bitmap),
-                               const wxString& WXUNUSED(name),
-                               long WXUNUSED(type),
-                               int WXUNUSED(desiredWidth),
-                               int WXUNUSED(desiredHeight))
-{
-    return FALSE;
+    return(pBitmap ? SaveFile( pBitmap
+                              ,rName
+                              ,lType
+                             ) : FALSE);
 }
 
-bool wxBitmapHandler::SaveFile(wxBitmap *WXUNUSED(bitmap),
-                               const wxString& WXUNUSED(name),
-                               int WXUNUSED(type),
-                               const wxPalette *WXUNUSED(palette))
+bool wxBitmapHandler::Create(
+  wxBitmap*                         WXUNUSED(pBitmap)
+, void*                             WXUNUSED(pData)
+, long                              WXUNUSED(lType)
+, int                               WXUNUSED(nWidth)
+, int                               WXUNUSED(nHeight)
+, int                               WXUNUSED(nDepth)
+)
 {
-    return FALSE;
+    return(FALSE);
 }
 
-// ----------------------------------------------------------------------------
-// DIB functions
-// ----------------------------------------------------------------------------
-
-bool wxCreateDIB(long xSize, long ySize, long bitsPerPixel,
-                 HPALETTE hPal, LPBITMAPINFO* lpDIBHeader)
+bool wxBitmapHandler::LoadFile(
+  wxBitmap*                         WXUNUSED(pBitmap)
+, const wxString&                   WXUNUSED(rName)
+, HPS                               WXUNUSED(hPs)
+, long                              WXUNUSED(lType)
+, int                               WXUNUSED(nDesiredWidth)
+, int                               WXUNUSED(nDesiredHeight)
+)
 {
-   unsigned long   i, headerSize;
-   LPBITMAPINFO    lpDIBheader = NULL;
-   LPPALETTEENTRY  lpPe = NULL;
-
-
-   // Allocate space for a DIB header
-   headerSize = (sizeof(BITMAPINFOHEADER) + (256 * sizeof(PALETTEENTRY)));
-   lpDIBheader = (BITMAPINFO *) malloc(headerSize);
-   lpPe = (PALETTEENTRY *)((BYTE*)lpDIBheader + sizeof(BITMAPINFOHEADER));
-
-   GetPaletteEntries(hPal, 0, 256, lpPe);
-
-   memset(lpDIBheader, 0x00, sizeof(BITMAPINFOHEADER));
-
-   // Fill in the static parts of the DIB header
-   lpDIBheader->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
-   lpDIBheader->bmiHeader.biWidth = xSize;
-   lpDIBheader->bmiHeader.biHeight = ySize;
-   lpDIBheader->bmiHeader.biPlanes = 1;
-
-   // this value must be 1, 4, 8 or 24 so PixelDepth can only be
-   lpDIBheader->bmiHeader.biBitCount = (WORD)(bitsPerPixel);
-   lpDIBheader->bmiHeader.biCompression = BI_RGB;
-   lpDIBheader->bmiHeader.biSizeImage = xSize * abs(ySize) * bitsPerPixel >> 3;
-   lpDIBheader->bmiHeader.biClrUsed = 256;
-
-
-   // Initialize the DIB palette
-   for (i = 0; i < 256; i++) {
-      lpDIBheader->bmiColors[i].rgbReserved = lpPe[i].peFlags;
-      lpDIBheader->bmiColors[i].rgbRed = lpPe[i].peRed;
-      lpDIBheader->bmiColors[i].rgbGreen = lpPe[i].peGreen;
-      lpDIBheader->bmiColors[i].rgbBlue = lpPe[i].peBlue;
-   }
-
-   *lpDIBHeader = lpDIBheader;
-
-   return TRUE;
+    return(FALSE);
 }
 
-void wxFreeDIB(LPBITMAPINFO lpDIBHeader)
+bool wxBitmapHandler::SaveFile(
+  wxBitmap*                         WXUNUSED(pBitmap)
+, const wxString&                   WXUNUSED(rName)
+, int                               WXUNUSED(nType)
+, const wxPalette*                  WXUNUSED(pPalette)
+)
 {
-    free(lpDIBHeader);
+    return(FALSE);
 }
 
-