/////////////////////////////////////////////////////////////////////////////
-// Name: dcmemory.cpp
+// Name: src/mac/carbon/dcmemory.cpp
// Purpose: wxMemoryDC class
// Author: Stefan Csomor
// Modified by:
// Created: 01/02/97
// RCS-ID: $Id$
// Copyright: (c) Stefan Csomor
-// Licence: wxWindows licence
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
-#pragma implementation "dcmemory.h"
-#endif
+#include "wx/wxprec.h"
#include "wx/dcmemory.h"
+#include "wx/graphics.h"
+
#include "wx/mac/private.h"
//-----------------------------------------------------------------------------
IMPLEMENT_DYNAMIC_CLASS(wxMemoryDC,wxPaintDC)
-wxMemoryDC::wxMemoryDC(void)
-: m_selected()
+void wxMemoryDC::Init()
{
- m_ok = TRUE;
+ m_ok = true;
SetBackground(*wxWHITE_BRUSH);
SetBrush(*wxWHITE_BRUSH);
SetPen(*wxBLACK_PEN);
- m_ok = FALSE;
-};
+ SetFont(*wxNORMAL_FONT);
+ m_ok = false;
+}
wxMemoryDC::wxMemoryDC( wxDC *WXUNUSED(dc) )
: m_selected()
{
- m_ok = TRUE;
- SetBackground(*wxWHITE_BRUSH);
- SetBrush(*wxWHITE_BRUSH);
- SetPen(*wxBLACK_PEN);
- m_ok = FALSE;
-};
+ Init();
+}
wxMemoryDC::~wxMemoryDC()
{
if ( m_selected.Ok() )
{
- UnlockPixels( GetGWorldPixMap(MAC_WXHBITMAP(m_selected.GetHBITMAP())) );
+#if wxMAC_USE_CORE_GRAPHICS
+ m_selected.EndRawAccess() ;
+ CGContextRef bmCtx = (CGContextRef) m_graphicContext->GetNativeContext() ;
+ delete m_graphicContext ;
+ m_graphicContext = NULL ;
+ CGContextRelease( bmCtx ) ;
+#else
+// TODO: UnlockPixels( GetGWorldPixMap(MAC_WXHBITMAP(m_selected.GetHBITMAP())) );
+#endif
}
-};
+}
-void wxMemoryDC::SelectObject( const wxBitmap& bitmap )
+void wxMemoryDC::DoSelect( const wxBitmap& bitmap )
{
if ( m_selected.Ok() )
{
- UnlockPixels( GetGWorldPixMap(MAC_WXHBITMAP(m_selected.GetHBITMAP())) );
+#if wxMAC_USE_CORE_GRAPHICS
+ m_selected.EndRawAccess() ;
+ CGContextRef bmCtx = (CGContextRef) m_graphicContext->GetNativeContext() ;
+ delete m_graphicContext ;
+ m_graphicContext = NULL ;
+ CGContextRelease( bmCtx ) ;
+#else
+// TODO: UnlockPixels( GetGWorldPixMap(MAC_WXHBITMAP(m_selected.GetHBITMAP())) );
+#endif
}
+
m_selected = bitmap;
if (m_selected.Ok())
{
- if ( m_selected.GetHBITMAP() )
+#if wxMAC_USE_CORE_GRAPHICS
+ if ( m_selected.GetDepth() != 1 )
+ m_selected.UseAlpha() ;
+ void * data = m_selected.BeginRawAccess() ;
+
+ int bitsPerComp = 8 ;
+ int bytesPerPixel = 4 ;
+ int w = bitmap.GetWidth() ;
+ int h = bitmap.GetHeight() ;
+ m_width = w;
+ m_height = h;
+
+ // TODO: should this be kCGImageAlphaPremultiplied[First,Last] ?
+ CGImageAlphaInfo a = kCGImageAlphaNoneSkipFirst ;
+
+ CGColorSpaceRef genericColorSpace = wxMacGetGenericRGBColorSpace();
+ CGContextRef bmCtx = CGBitmapContextCreate( data , w, h, bitsPerComp , bytesPerPixel * w , genericColorSpace, a );
+ wxASSERT_MSG( bmCtx , wxT("Unable to create bitmap context") ) ;
+
+ if ( bmCtx )
{
- m_macPort = (GrafPtr) m_selected.GetHBITMAP() ;
- LockPixels( GetGWorldPixMap( (CGrafPtr) m_macPort ) ) ;
- wxMask * mask = bitmap.GetMask() ;
- if ( mask )
- {
- m_macMask = mask->GetMaskBitmap() ;
- }
- SetRectRgn( (RgnHandle) m_macBoundaryClipRgn , 0 , 0 , m_selected.GetWidth() , m_selected.GetHeight() ) ;
- CopyRgn( (RgnHandle) m_macBoundaryClipRgn ,(RgnHandle) m_macCurrentClipRgn ) ;
- m_ok = TRUE ;
+ CGContextSetFillColorSpace( bmCtx, genericColorSpace );
+ CGContextSetStrokeColorSpace( bmCtx, genericColorSpace );
+
+ CGContextTranslateCTM( bmCtx , 0 , m_selected.GetHeight() ) ;
+ CGContextScaleCTM( bmCtx , 1 , -1 ) ;
+
+ SetGraphicsContext( wxGraphicsContext::CreateFromNative( bmCtx ) );
}
- else
+ m_ok = (m_graphicContext != NULL) ;
+
+#else
+ m_macPort = m_selected.GetHBITMAP( &m_macMask ) ;
+ m_ok = (m_macPort != NULL) ;
+ if (m_ok)
{
- m_ok = FALSE;
+ LockPixels( GetGWorldPixMap( (CGrafPtr) m_macPort ) ) ;
+ SetRectRgn( (RgnHandle) m_macBoundaryClipRgn , 0 , 0 , m_selected.GetWidth() , m_selected.GetHeight() ) ;
+ CopyRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
}
+#endif
}
else
{
- m_ok = FALSE;
+ m_ok = false;
}
}
{
if (m_selected.Ok())
{
- if (width) (*width) = m_selected.GetWidth();
- if (height) (*height) = m_selected.GetHeight();
+ if (width)
+ (*width) = m_selected.GetWidth();
+ if (height)
+ (*height) = m_selected.GetHeight();
}
else
{
- if (width) (*width) = 0;
- if (height) (*height) = 0;
+ if (width)
+ (*width) = 0;
+ if (height)
+ (*height) = 0;
}
}
-
-