more backwards compatibility for printing

[wxWidgets.git] / src / msw / dcmemory.cpp

diff --git a/src/msw/dcmemory.cpp b/src/msw/dcmemory.cpp
index 34920234b10a2828690d021e34baf4dfcb858108..dd76ffcd3acbca5546bf0c4b2e6645f9704deee8 100644 (file)
--- a/src/msw/dcmemory.cpp
+++ b/src/msw/dcmemory.cpp
@@ -10,7 +10,6 @@
 /////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__
-#pragma implementation
 #pragma implementation "dcmemory.h"
 #endif
 
@@ -22,6 +21,7 @@
 #endif
 
 #ifndef WX_PRECOMP
+#include "wx/utils.h"
 #endif
 
 #include "wx/dcmemory.h"
@@ -39,7 +39,7 @@ IMPLEMENT_DYNAMIC_CLASS(wxMemoryDC, wxDC)
 
 wxMemoryDC::wxMemoryDC(void)
 {
-  m_hDC = (WXHDC) ::CreateCompatibleDC(NULL);
+  m_hDC = (WXHDC) ::CreateCompatibleDC((HDC) NULL);
   m_ok = (m_hDC != 0);
   m_bOwnsDC = TRUE;
 
@@ -84,17 +84,29 @@ void wxMemoryDC::SelectObject(const wxBitmap& bitmap)
     wxFatalError("Error in wxMemoryDC::SelectObject\nBitmap is selected in another wxMemoryDC.\nDelete the first wxMemoryDC or use SelectObject(NULL)");
     return;
   }
-  
-  m_selectedBitmap = bitmap;
+
+  // Check if the bitmap has the correct depth for this device context
+//  if (bitmap.Ok() && (bitmap.GetDepth() != GetDepth()))
+  // JACS 11/12/98: disabling this since the Forty Thieves sample
+  // shows this not working properly. In fact, if loading from a resource,
+  // the depth should become the screen depth, so why was it being called?
+  if (0)
+  {
+      // Make a new bitmap that has the correct depth.
+      wxBitmap newBitmap = bitmap.GetBitmapForDC(* this);
+
+      m_selectedBitmap = newBitmap ;
+  }
+  else
+  {
+      m_selectedBitmap = bitmap;
+  }
 
   if (!m_selectedBitmap.Ok())
     return;
 
   m_selectedBitmap.SetSelectedInto(this);
-#if DEBUG > 1
-  wxDebugMsg("wxMemoryDC::SelectObject: Selecting HBITMAP %X\n", m_selectedBitmap.GetHBITMAP());
-#endif
-  HBITMAP bm = ::SelectObject((HDC) m_hDC, (HBITMAP) m_selectedBitmap.GetHBITMAP());
+  HBITMAP bm = (HBITMAP) ::SelectObject((HDC) m_hDC, (HBITMAP) m_selectedBitmap.GetHBITMAP());
 
   if (bm == ERROR)
   {