Only create wxBuffer on wxMSW and wxMac platforms

[wxWidgets.git] / src / os2 / dc.cpp

diff --git a/src/os2/dc.cpp b/src/os2/dc.cpp
index 8c8d8a66a4781c827fc546f915a95e75e41e2015..cb5f93929421b86d5edd382c5d4cda0d329dd900 100644 (file)
--- a/src/os2/dc.cpp
+++ b/src/os2/dc.cpp
@@ -557,7 +557,7 @@ void wxDC::Clear()
     ::GpiErase(m_hPS);
 } // end of wxDC::Clear
 
-void wxDC::DoFloodFill(
+bool wxDC::DoFloodFill(
   wxCoord                           vX
 , wxCoord                           vY
 , const wxColour&                   rCol
@@ -577,6 +577,8 @@ void wxDC::DoFloodFill(
         lOptions = FF_SURFACE;
 
     ::GpiFloodFill(m_hPS, lOptions, lColor);
+    
+    return TRUE;
 } // end of wxDC::DoFloodFill
 
 bool wxDC::DoGetPixel(
@@ -1198,16 +1200,48 @@ void wxDC::DoDrawBitmap(
 , bool                              bUseMask
 )
 {
-    POINTL                          vPoint = {vX, vY};
+    if (!bUseMask && !IsKindOf(CLASSINFO(wxPrinterDC)))
+    {
+        HBITMAP                         hBitmap =  (HBITMAP)rBmp.GetHBITMAP();
+        wxBitmap                        vNewBitmap( rBmp.GetWidth()
+                                                   ,rBmp.GetHeight()
+                                                   ,rBmp.GetDepth()
+                                                  );
+        HBITMAP                         hBitmapOld = ::GpiSetBitmap((HPS)GetHPS(), vNewBitmap.GetHBITMAP());
+        LONG                            lOldTextground = ::GpiQueryColor((HPS)GetHPS());
+        LONG                            lOldBackground = ::GpiQueryBackColor((HPS)GetHPS());
+
+        if (m_textForegroundColour.Ok())
+        {
+            ::GpiSetColor( (HPS)GetHPS()
+                           ,m_textForegroundColour.GetPixel()
+                          );
+        }
+        if (m_textBackgroundColour.Ok())
+        {
+            ::GpiSetBackColor( (HPS)GetHPS()
+                              ,m_textBackgroundColour.GetPixel()
+                             );
+        }
 
-    ::WinDrawBitmap( GetHPS()
-                    ,(HBITMAP)GetHbitmapOf(rBmp)
-                    ,NULL
-                    ,&vPoint
-                    ,0L
-                    ,0L
-                    ,DBM_NORMAL
-                   );
+        vY = OS2Y(vY,rBmp.GetHeight());
+
+        POINTL                      vPoint[4] = { vX, vY + rBmp.GetHeight()
+                                                 ,vX + rBmp.GetWidth(), vY
+                                                 ,0, 0
+                                                 ,rBmp.GetWidth(), rBmp.GetHeight()
+                                                };
+        ::GpiWCBitBlt( (HPS)GetHPS()
+                      ,hBitmap
+                      ,4
+                      ,vPoint
+                      ,ROP_SRCCOPY
+                      ,BBO_IGNORE
+                     );
+        ::GpiSetBitmap((HPS)GetHPS(), hBitmapOld);
+        ::GpiSetColor((HPS)GetHPS(), lOldTextground);
+        ::GpiSetBackColor((HPS)GetHPS(), lOldBackground);
+    }
 } // end of wxDC::DoDrawBitmap
 
 void wxDC::DoDrawText(
@@ -1366,6 +1400,52 @@ void wxDC::DoDrawRotatedText(
 // set GDI objects
 // ---------------------------------------------------------------------------
 
+void wxDC::DoSelectPalette(
+  bool                              bRealize
+)
+{
+    //
+    // Set the old object temporarily, in case the assignment deletes an object
+    // that's not yet selected out.
+    //
+    if (m_hOldPalette)
+    {
+        m_hOldPalette = 0;
+    }
+
+    if (m_palette.Ok())
+    {
+        HPALETTE                    hOldPal;
+
+        hOldPal = ::GpiSelectPalette((HDC) m_hPS, (HPALETTE) m_palette.GetHPALETTE());
+        if (!m_hOldPalette)
+            m_hOldPalette = (WXHPALETTE)hOldPal;
+    }
+} // end of wxDC::DoSelectPalette
+
+void wxDC::InitializePalette()
+{
+    if (wxDisplayDepth() <= 8 )
+    {
+        //
+        // Look for any window or parent that has a custom palette. If any has
+        // one then we need to use it in drawing operations
+        //
+        wxWindow*                   pWin = m_pCanvas->GetAncestorWithCustomPalette();
+
+        m_hasCustomPalette = pWin && pWin->HasCustomPalette();
+        if (m_hasCustomPalette)
+        {
+            m_palette = pWin->GetPalette();
+
+            //
+            // turn on PM translation for this palette
+            //
+            DoSelectPalette();
+        }
+    }
+} // end of wxDC::InitializePalette
+
 void wxDC::SetPalette(
   const wxPalette&                  rPalette
 )