// Created: 2003/03/16
// RCS-ID: $Id$
// Copyright: (c) 2002 David Elliott
-// Licence: wxWindows licence
+// Licence: wxWidgets licence
/////////////////////////////////////////////////////////////////////////////
-#include "wx/dcmemory.h"
+#include "wx/wxprec.h"
+#ifndef WX_PRECOMP
+ #include "wx/log.h"
+ #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
{
if(m_cocoaNSImage)
{
- [m_cocoaNSImage lockFocusOnRepresentation: m_selectedBitmap.GetNSBitmapImageRep()];
+ [m_cocoaNSImage lockFocus];
sm_cocoaDCStack.Insert(this);
+ NSAffineTransform *newTransform = CocoaGetWxToBoundsTransform([m_cocoaNSImage isFlipped], [m_cocoaNSImage size].height);
+ [newTransform retain];
+ [m_cocoaWxToBoundsTransform release];
+ m_cocoaWxToBoundsTransform = newTransform;
+ CocoaApplyTransformations();
return true;
}
return false;
return true;
}
+// NOTE: The AppKit is unable to draw onto an NSBitmapImageRep so we must
+// 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();
+ wxASSERT(m_cocoaNSImage);
+ m_selectedBitmap.SetNSBitmapImageRep(
+ [[NSBitmapImageRep alloc]
+ initWithFocusedViewRect:NSMakeRect(0.0,0.0,
+ m_selectedBitmap.GetWidth(),
+ m_selectedBitmap.GetHeight())]);
+ }
CocoaUnwindStackAndLoseFocus();
[m_cocoaNSImage release];
m_cocoaNSImage = nil;
m_selectedBitmap = bitmap;
if(m_selectedBitmap.Ok())
{
+ // Create an offscreen window of the same size
m_cocoaNSImage = [[NSImage alloc]
initWithSize:NSMakeSize(m_selectedBitmap.GetWidth(),
m_selectedBitmap.GetHeight())];
- [m_cocoaNSImage addRepresentation: m_selectedBitmap.GetNSBitmapImageRep()];
+
+ // Now copy the data
+ NSImage *nsimage = [m_selectedBitmap.GetNSImage(false) retain];
+ [m_cocoaNSImage lockFocus];
+ [nsimage drawAtPoint: NSMakePoint(0,0)
+ fromRect: NSMakeRect(0.0,0.0,m_selectedBitmap.GetWidth(),m_selectedBitmap.GetHeight())
+ operation: NSCompositeCopy
+ fraction: 1.0];
+ [m_cocoaNSImage unlockFocus];
+
+ [nsimage release];
}
}
*height = m_selectedBitmap.GetHeight();
}
+bool wxMemoryDC::CocoaDoBlitOnFocusedDC(wxCoord xdest, wxCoord ydest,
+ wxCoord width, wxCoord height, wxCoord xsrc, wxCoord ysrc,
+ int logicalFunc, bool useMask, wxCoord xsrcMask, wxCoord ysrcMask)
+{
+ if(!m_selectedBitmap.Ok())
+ return false;
+
+ NSAffineTransform *transform = [NSAffineTransform transform];
+ [transform translateXBy:xdest yBy:ydest];
+
+ NSAffineTransform *flipTransform = [NSAffineTransform transform];
+ /* x' = 1x + 0y + 0
+ y' = 0x + -1y + window's height
+ */
+ NSAffineTransformStruct matrix = {
+ 1, 0
+ , 0, -1
+ , 0, height
+ };
+ [flipTransform setTransformStruct: matrix];
+
+ NSGraphicsContext *context = [NSGraphicsContext currentContext];
+ [context saveGraphicsState];
+ [transform concat];
+ [flipTransform concat];
+
+ 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,
+ width, height)
+ operation: NSCompositeCopy // FIXME: raster ops
+ fraction: 1.0];
+
+ [context restoreGraphicsState];
+ return false;
+}
+
+bool wxMemoryDC::CocoaGetBounds(void *rectData)
+{
+ if(!rectData)
+ return false;
+ if(!m_cocoaNSImage)
+ return false;
+ NSRect *pRect = (NSRect*)rectData;
+ pRect->origin.x = 0.0;
+ pRect->origin.y = 0.0;
+ pRect->size = [m_cocoaNSImage size];
+ return true;
+}
+