X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/d23193b2245f256cf8ac05e9f70a0d303102dedb..7c2f14eeb84c08651a96050ff1f05d195fe3db7f:/src/cocoa/dcmemory.mm

diff --git a/src/cocoa/dcmemory.mm b/src/cocoa/dcmemory.mm
index 3e8d16339c..f3f2d3e2d0 100644
--- a/src/cocoa/dcmemory.mm
+++ b/src/cocoa/dcmemory.mm
@@ -6,7 +6,7 @@
 // Created:     2003/03/16
 // RCS-ID:      $Id$
 // Copyright:   (c) 2002 David Elliott
-// Licence:   	wxWindows licence
+// Licence:   	wxWidgets licence
 /////////////////////////////////////////////////////////////////////////////
 
 #include "wx/wxprec.h"
@@ -15,9 +15,13 @@
     #include "wx/dcmemory.h"
 #endif //WX_PRECOMP
 
+#include "wx/cocoa/autorelease.h"
+
 #import <AppKit/NSImage.h>
 #import <AppKit/NSAffineTransform.h>
 #import <AppKit/NSGraphicsContext.h>
+#import <AppKit/NSColor.h>
+#import <AppKit/NSBezierPath.h>
 
 //-----------------------------------------------------------------------------
 // wxMemoryDC
@@ -49,8 +53,7 @@ bool wxMemoryDC::CocoaLockFocus()
     {
         [m_cocoaNSImage lockFocus];
         sm_cocoaDCStack.Insert(this);
-        m_cocoaFlipped = [m_cocoaNSImage isFlipped];
-        m_cocoaHeight = [m_cocoaNSImage size].height;
+        m_cocoaWxToBoundsTransform = CocoaGetWxToBoundsTransform([m_cocoaNSImage isFlipped], [m_cocoaNSImage size].height);
         CocoaApplyTransformations();
         return true;
     }
@@ -67,6 +70,7 @@ bool wxMemoryDC::CocoaUnlockFocus()
 // instead copy the data to an offscreen window, then copy it back
 void wxMemoryDC::SelectObject( const wxBitmap& bitmap )
 {
+    wxAutoNSAutoreleasePool pool;
     if(m_selectedBitmap.Ok())
     {
         CocoaTakeFocus();
@@ -135,7 +139,7 @@ bool wxMemoryDC::CocoaDoBlitOnFocusedDC(wxCoord xdest, wxCoord ydest,
     [transform concat];
     [flipTransform concat];
 
-    wxLogDebug(wxT("[m_cocoaNSImage isFlipped]=%d"), [m_cocoaNSImage isFlipped]);
+    wxLogTrace(wxTRACE_COCOA,wxT("[m_cocoaNSImage isFlipped]=%d"), [m_cocoaNSImage isFlipped]);
     [m_cocoaNSImage drawAtPoint: NSMakePoint(0,0)
         fromRect: NSMakeRect(xsrc,
             m_selectedBitmap.GetHeight()-height-ysrc,
@@ -147,3 +151,20 @@ bool wxMemoryDC::CocoaDoBlitOnFocusedDC(wxCoord xdest, wxCoord ydest,
     return false;
 }
 
+void wxMemoryDC::Clear()
+{
+    if(!CocoaTakeFocus()) return;
+
+    NSGraphicsContext *context = [NSGraphicsContext currentContext];
+    [context saveGraphicsState];
+
+    [m_backgroundBrush.GetNSColor() set];
+    NSRect rect;
+    rect.origin.x = 0;
+    rect.origin.y = 0;
+    rect.size = [m_cocoaNSImage size];
+    [NSBezierPath fillRect:rect];
+
+    [context restoreGraphicsState];
+}
+