X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/f96aa4d9eb296b3dfc468a351ce013bf92fab983..e6b5bdedf81232eb4dd80104f3030be7c59a11fc:/src/gtk1/dcclient.cpp

diff --git a/src/gtk1/dcclient.cpp b/src/gtk1/dcclient.cpp
index 1d46f8b455..516237687e 100644
--- a/src/gtk1/dcclient.cpp
+++ b/src/gtk1/dcclient.cpp
@@ -119,6 +119,7 @@ wxPaintDC::wxPaintDC( wxWindow *window )
 
 wxPaintDC::~wxPaintDC(void)
 {
+  Destroy();
 }
 
 void wxPaintDC::FloodFill( long WXUNUSED(x1), long WXUNUSED(y1), 
@@ -475,7 +476,7 @@ void wxPaintDC::DrawIcon( const wxIcon &icon, long x, long y, bool useMask )
 }
 
 bool wxPaintDC::Blit( long xdest, long ydest, long width, long height,
-       wxDC *source, long xsrc, long ysrc, int WXUNUSED(logical_func), bool WXUNUSED(useMask) )
+       wxDC *source, long xsrc, long ysrc, int WXUNUSED(logical_func), bool useMask )
 {
   if (!Ok()) return FALSE;
   
@@ -484,16 +485,35 @@ bool wxPaintDC::Blit( long xdest, long ydest, long width, long height,
   if (csrc->m_isMemDC)
   {
     wxMemoryDC* srcDC = (wxMemoryDC*)source;
-    GdkBitmap* bmap = srcDC->m_selected.GetBitmap();
+    GdkPixmap* bmap = srcDC->m_selected.GetPixmap();
     if (bmap)
     {
-      gdk_draw_bitmap( m_window, m_textGC, bmap,
+      long xx = XLOG2DEV(xdest);
+      long yy = YLOG2DEV(ydest);
+    
+      GdkBitmap *mask = (GdkBitmap *) NULL;
+      if (srcDC->m_selected.GetMask()) mask = srcDC->m_selected.GetMask()->GetBitmap();
+    
+      if (useMask && mask) 
+      {
+        gdk_gc_set_clip_mask( m_penGC, mask );
+        gdk_gc_set_clip_origin( m_penGC, xx, yy );
+      }
+  
+      gdk_draw_pixmap( m_window, m_penGC, bmap,
           source->DeviceToLogicalX(xsrc), 
 	  source->DeviceToLogicalY(ysrc),
-          XLOG2DEV(xdest), 
-	  YLOG2DEV(ydest),
+          xx, 
+	  yy,
           source->DeviceToLogicalXRel(width), 
 	  source->DeviceToLogicalYRel(height) );
+	  
+      if (useMask && mask) 
+      {
+         gdk_gc_set_clip_mask( m_penGC, (GdkBitmap *) NULL );
+         gdk_gc_set_clip_origin( m_penGC, 0, 0 );
+      }
+      
       return TRUE;
     }
   }
@@ -827,15 +847,12 @@ void wxPaintDC::DestroyClippingRegion(void)
 
 void wxPaintDC::SetUpDC(void)
 {
+  Destroy();
   m_ok = TRUE;
   m_logicalFunction = wxCOPY;
-  if (m_penGC) gdk_gc_unref( m_penGC );
   m_penGC = gdk_gc_new( m_window );
-  if (m_brushGC) gdk_gc_unref( m_brushGC );
   m_brushGC = gdk_gc_new( m_window );
-  if (m_textGC) gdk_gc_unref( m_textGC );
   m_textGC = gdk_gc_new( m_window );
-  if (m_bgGC) gdk_gc_unref( m_bgGC );
   m_bgGC = gdk_gc_new( m_window );
   SetTextForeground( m_textForegroundColour );
   SetTextBackground( m_textBackgroundColour );
@@ -857,6 +874,18 @@ void wxPaintDC::SetUpDC(void)
   }
 }
 
+void wxPaintDC::Destroy(void)
+{
+  if (m_penGC) gdk_gc_unref( m_penGC );
+  m_penGC = (GdkGC*) NULL;
+  if (m_brushGC) gdk_gc_unref( m_brushGC );
+  m_brushGC = (GdkGC*) NULL;
+  if (m_textGC) gdk_gc_unref( m_textGC );
+  m_textGC = (GdkGC*) NULL;
+  if (m_bgGC) gdk_gc_unref( m_bgGC );
+  m_bgGC = (GdkGC*) NULL;
+}
+
 GdkWindow *wxPaintDC::GetWindow(void)
 {
   return m_window;