/////////////////////////////////////////////////////////////////////////////
-// Name: dcmemory.cpp
+// Name: src/mac/carbon/dcmemory.cpp
// Purpose: wxMemoryDC class
-// Author: AUTHOR
+// Author: Stefan Csomor
// Modified by:
// Created: 01/02/97
// RCS-ID: $Id$
-// Copyright: (c) AUTHOR
-// Licence: wxWindows licence
+// Copyright: (c) Stefan Csomor
+// 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"
//-----------------------------------------------------------------------------
-// wxMemoryDC
+// wxMemoryDCImpl
//-----------------------------------------------------------------------------
-IMPLEMENT_DYNAMIC_CLASS(wxMemoryDC,wxPaintDC)
+IMPLEMENT_ABSTRACT_CLASS(wxMemoryDCImpl,wxPaintDCImpl)
+
+
+wxMemoryDCImpl::wxMemoryDCImpl( wxMemoryDC *owner )
+ : wxPaintDCImpl( owner )
+{
+ Init();
+}
-wxMemoryDC::wxMemoryDC(void)
+wxMemoryDCImpl::wxMemoryDCImpl( wxMemoryDC *owner, wxBitmap& bitmap )
+ : wxPaintDCImpl( owner )
{
- m_ok = FALSE;
-};
+ Init();
+ DoSelect(bitmap);
+}
-wxMemoryDC::wxMemoryDC( wxDC *WXUNUSED(dc) )
+wxMemoryDCImpl::wxMemoryDCImpl( wxMemoryDC *owner, wxDC * WXUNUSED(dc) )
+ : wxPaintDCImpl( owner )
{
- m_ok = FALSE;
-};
+ Init();
+}
-wxMemoryDC::~wxMemoryDC(void)
+void wxMemoryDCImpl::Init()
{
-};
+ m_ok = true;
+ SetBackground(*wxWHITE_BRUSH);
+ SetBrush(*wxWHITE_BRUSH);
+ SetPen(*wxBLACK_PEN);
+ SetFont(*wxNORMAL_FONT);
+ m_ok = false;
+}
-void wxMemoryDC::SelectObject( const wxBitmap& bitmap )
+wxMemoryDCImpl::~wxMemoryDCImpl()
{
- m_selected = bitmap;
- if (m_selected.Ok())
- {
- }
- else
- {
- m_ok = FALSE;
- };
-};
+ if ( m_selected.Ok() )
+ {
+ m_selected.EndRawAccess() ;
+ delete m_graphicContext ;
+ m_graphicContext = NULL ;
+ }
+}
-void wxMemoryDC::GetSize( int *width, int *height ) const
+void wxMemoryDCImpl::DoSelect( const wxBitmap& bitmap )
{
- if (m_selected.Ok())
- {
- if (width) (*width) = m_selected.GetWidth();
- if (height) (*height) = m_selected.GetHeight();
- }
- else
- {
- if (width) (*width) = 0;
- if (height) (*height) = 0;
- };
-};
+ if ( m_selected.Ok() )
+ {
+ m_selected.EndRawAccess() ;
+ delete m_graphicContext ;
+ m_graphicContext = NULL ;
+ }
+
+ m_selected = bitmap;
+ if (m_selected.Ok())
+ {
+ if ( m_selected.GetDepth() != 1 )
+ m_selected.UseAlpha() ;
+ m_selected.BeginRawAccess() ;
+ m_width = bitmap.GetWidth();
+ m_height = bitmap.GetHeight();
+ CGColorSpaceRef genericColorSpace = wxMacGetGenericRGBColorSpace();
+ CGContextRef bmCtx = (CGContextRef) m_selected.GetHBITMAP();
+ if ( bmCtx )
+ {
+ CGContextSetFillColorSpace( bmCtx, genericColorSpace );
+ CGContextSetStrokeColorSpace( bmCtx, genericColorSpace );
+ SetGraphicsContext( wxGraphicsContext::CreateFromNative( bmCtx ) );
+ }
+ m_ok = (m_graphicContext != NULL) ;
+ }
+ else
+ {
+ m_ok = false;
+ }
+}
+void wxMemoryDCImpl::DoGetSize( int *width, int *height ) const
+{
+ if (m_selected.Ok())
+ {
+ if (width)
+ (*width) = m_selected.GetWidth();
+ if (height)
+ (*height) = m_selected.GetHeight();
+ }
+ else
+ {
+ if (width)
+ (*width) = 0;
+ if (height)
+ (*height) = 0;
+ }
+}