/////////////////////////////////////////////////////////////////////////////
-// Name: dcclient.cpp
-// Purpose: wxClientDC class
-// Author: AUTHOR
+// Name: src/mac/carbon/dcclient.cpp
+// Purpose: wxClientDCImpl class
+// 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 "dcclient.h"
-#endif
+#include "wx/wxprec.h"
#include "wx/dcclient.h"
-#include "wx/dcmemory.h"
-#include "wx/region.h"
-#include "wx/window.h"
-#include <math.h>
-//-----------------------------------------------------------------------------
-// constants
-//-----------------------------------------------------------------------------
+#ifndef WX_PRECOMP
+ #include "wx/log.h"
+ #include "wx/window.h"
+ #include "wx/dcmemory.h"
+ #include "wx/settings.h"
+ #include "wx/toplevel.h"
+ #include "wx/math.h"
+ #include "wx/region.h"
+#endif
-#define RAD2DEG 57.2957795131
+#include "wx/graphics.h"
+#include "wx/rawbmp.h"
+#include "wx/mac/private.h"
//-----------------------------------------------------------------------------
-// wxPaintDC
+// wxWindowDCImpl
//-----------------------------------------------------------------------------
-#if !USE_SHARED_LIBRARY
-IMPLEMENT_DYNAMIC_CLASS(wxWindowDC, wxDC)
-IMPLEMENT_DYNAMIC_CLASS(wxClientDC, wxWindowDC)
-IMPLEMENT_DYNAMIC_CLASS(wxPaintDC, wxWindowDC)
-#endif
+IMPLEMENT_ABSTRACT_CLASS(wxWindowDCImpl, wxGCDCImpl)
-/*
- * wxWindowDC
- */
+wxWindowDCImpl::wxWindowDCImpl( wxDC *owner )
+ : wxGCDCImpl( owner )
+{
+ m_release = false;
+}
-#include "wx/mac/uma.h"
+wxWindowDCImpl::wxWindowDCImpl( wxDC *owner, wxWindow *window )
+ : wxGCDCImpl( owner )
+{
+ m_window = window;
+
+ WindowRef rootwindow = (WindowRef) window->MacGetTopLevelWindowRef() ;
+ if (!rootwindow)
+ return;
+
+ m_ok = true ;
+
+ m_window->GetSize( &m_width , &m_height);
+ CGContextRef cg = (CGContextRef) window->MacGetCGContextRef();
+ m_release = false;
+ if ( cg == NULL )
+ {
+ SetGraphicsContext( wxGraphicsContext::Create( window ) ) ;
+ }
+ else
+ {
+ CGContextSaveGState( cg );
+ m_release = true ;
+ // make sure the context is having its origin at the wx-window coordinates of the
+ // view (read at the top of window.cpp about the differences)
+ if ( window->MacGetLeftBorderSize() != 0 || window->MacGetTopBorderSize() != 0 )
+ CGContextTranslateCTM( cg , -window->MacGetLeftBorderSize() , -window->MacGetTopBorderSize() );
+
+ SetGraphicsContext( wxGraphicsContext::CreateFromNative( cg ) );
+ }
+ DoSetClippingRegion( 0 , 0 , m_width , m_height ) ;
+
+ SetBackground(wxBrush(window->GetBackgroundColour(),wxSOLID));
+
+ SetFont( window->GetFont() ) ;
+}
-wxWindowDC::wxWindowDC()
+wxWindowDCImpl::~wxWindowDCImpl()
{
+ if ( m_release )
+ {
+ // this must not necessarily be the current context, we must restore the state of the
+ // cg we started with above (before the CGContextTranslateCTM call)
+ CGContextRef cg = (CGContextRef) m_window->MacGetCGContextRef();
+ CGContextRestoreGState(cg);
+ }
}
-wxWindowDC::wxWindowDC(wxWindow *the_canvas)
+void wxWindowDCImpl::DoGetSize( int* width, int* height ) const
{
- WindowRef windowref ;
- wxWindowMac* rootwindow ;
-
- // this time it is really the full window
-
- the_canvas->MacGetPortParams(&m_macLocalOrigin, &m_macClipRect , &windowref , &rootwindow );
- m_macPort = UMAGetWindowPort( windowref ) ;
- m_minY = m_minX = 0;
- wxSize size = the_canvas->GetSize() ;
- m_maxX = size.x ;
- m_maxY = size.y ;
-
- m_ok = TRUE ;
- SetBackground(wxBrush(the_canvas->GetBackgroundColour(), wxSOLID));
+ if ( width )
+ *width = m_width;
+ if ( height )
+ *height = m_height;
}
-wxWindowDC::~wxWindowDC()
+wxBitmap wxWindowDCImpl::DoGetAsBitmap(const wxRect *subrect) const
{
+ // wxScreenDC is derived from wxWindowDC, so a screen dc will
+ // call this method when a Blit is performed with it as a source.
+ if (!m_window)
+ return wxNullBitmap;
+
+#ifdef __LP64__
+ return wxNullBitmap;
+#else
+ ControlRef handle = (ControlRef) m_window->GetHandle();
+ if ( !handle )
+ return wxNullBitmap;
+
+ HIRect rect;
+ CGImageRef image;
+ CGContextRef context;
+ void* data;
+
+ size_t bytesPerRow;
+
+ HIViewCreateOffscreenImage( handle, 0, &rect, &image);
+
+
+ int width = subrect != NULL ? subrect->width : (int)rect.size.width;
+ int height = subrect != NULL ? subrect->height : (int)rect.size.height ;
+
+ bytesPerRow = ( ( width * 8 * 4 + 7 ) / 8 );
+
+ data = calloc( 1, bytesPerRow * height );
+ context = CGBitmapContextCreate( data, width, height, 8, bytesPerRow, CGColorSpaceCreateDeviceRGB(), kCGImageAlphaPremultipliedFirst );
+
+ if ( subrect )
+ rect = CGRectOffset( rect, -subrect->x, -subrect->y ) ;
+ CGContextDrawImage( context, rect, image );
+
+ unsigned char* buffer = (unsigned char*) data;
+ wxBitmap bmp = wxBitmap(width, height, 32);
+ wxAlphaPixelData pixData(bmp, wxPoint(0,0), wxSize(width, height));
+
+ wxAlphaPixelData::Iterator p(pixData);
+ for (int y=0; y<height; y++) {
+ wxAlphaPixelData::Iterator rowStart = p;
+ for (int x=0; x<width; x++) {
+ unsigned char a = buffer[3];
+ p.Red() = a; buffer++;
+ p.Green() = a; buffer++;
+ p.Blue() = a; buffer++;
+ p.Alpha() = a; buffer++;
+ ++p;
+ }
+ p = rowStart;
+ p.OffsetY(pixData, 1);
+ }
+
+ return bmp;
+#endif
}
/*
- * wxClientDC
+ * wxClientDCImpl
*/
-wxClientDC::wxClientDC()
+IMPLEMENT_ABSTRACT_CLASS(wxClientDCImpl, wxWindowDCImpl)
+
+wxClientDCImpl::wxClientDCImpl( wxDC *owner )
+ : wxWindowDCImpl( owner )
{
}
-wxClientDC::wxClientDC(wxWindow *window)
+wxClientDCImpl::wxClientDCImpl( wxDC *owner, wxWindow *window ) :
+ wxWindowDCImpl( owner, window )
{
- WindowRef windowref ;
- wxWindowMac* rootwindow ;
-
- window->MacGetPortClientParams(&m_macLocalOrigin, &m_macClipRect , &windowref , &rootwindow );
- m_macPort = UMAGetWindowPort( windowref ) ;
- m_minY = m_minX = 0;
- wxSize size = window->GetSize() ;
- m_maxX = size.x ;
- m_maxY = size.y ;
- m_ok = TRUE ;
- SetBackground(wxBrush(window->GetBackgroundColour(), wxSOLID));
- SetFont( window->GetFont() ) ;
+ wxCHECK_RET( window, _T("invalid window in wxClientDCImpl") );
+ wxPoint origin = window->GetClientAreaOrigin() ;
+ m_window->GetClientSize( &m_width , &m_height);
+ SetDeviceOrigin( origin.x, origin.y );
+ DoSetClippingRegion( 0 , 0 , m_width , m_height ) ;
}
-wxClientDC::~wxClientDC()
+wxClientDCImpl::~wxClientDCImpl()
{
}
/*
- * wxPaintDC
+ * wxPaintDCImpl
*/
-wxPaintDC::wxPaintDC()
+IMPLEMENT_ABSTRACT_CLASS(wxPaintDCImpl, wxWindowDCImpl)
+
+wxPaintDCImpl::wxPaintDCImpl( wxDC *owner )
+ : wxWindowDCImpl( owner )
{
}
-wxPaintDC::wxPaintDC(wxWindow *window)
+wxPaintDCImpl::wxPaintDCImpl( wxDC *owner, wxWindow *window ) :
+ wxWindowDCImpl( owner, window )
{
- WindowRef windowref ;
- wxWindowMac* rootwindow ;
-
- window->MacGetPortClientParams(&m_macLocalOrigin, &m_macClipRect , &windowref , &rootwindow );
-
- m_macPort = UMAGetWindowPort( windowref ) ;
- m_ok = TRUE ;
- /*
- wxCoord x , y ,w , h ;
- window->GetUpdateRegion().GetBox( x , y , w , h ) ;
- m_minY = m_minX = 0;
- wxSize size = window->GetSize() ;
- m_maxX = size.x ;
- m_maxY = size.y ;
- SetClippingRegion( x , y , w , h ) ;
- */
- SetBackground(wxBrush(window->GetBackgroundColour(), wxSOLID));
- SetFont(window->GetFont() ) ;
+ wxPoint origin = window->GetClientAreaOrigin() ;
+ m_window->GetClientSize( &m_width , &m_height);
+ SetDeviceOrigin( origin.x, origin.y );
+ DoSetClippingRegion( 0 , 0 , m_width , m_height ) ;
}
-wxPaintDC::~wxPaintDC()
+wxPaintDCImpl::~wxPaintDCImpl()
{
}
projects / wxWidgets.git / blobdiff