X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/519cb848a8f4c91c73421bb75314754284e593a4..2078e2f129c323dd1b01aeef5061f787f8475386:/src/mac/carbon/dcclient.cpp

diff --git a/src/mac/carbon/dcclient.cpp b/src/mac/carbon/dcclient.cpp
index 08aeff0504..63eb7a328e 100644
--- a/src/mac/carbon/dcclient.cpp
+++ b/src/mac/carbon/dcclient.cpp
@@ -1,88 +1,188 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        dcclient.cpp
+// Name:        src/mac/carbon/dcclient.cpp
 // Purpose:     wxClientDC 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 "dcclient.h"
-#endif
+#include "wx/wxprec.h"
 
 #include "wx/dcclient.h"
-#include "wx/dcmemory.h"
-#include "wx/region.h"
-#include <math.h>
+
+#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
+
+#include "wx/graphics.h"
+#include "wx/rawbmp.h"
+#include "wx/mac/private.h"
 
 //-----------------------------------------------------------------------------
 // constants
 //-----------------------------------------------------------------------------
 
-#define RAD2DEG 57.2957795131
-
 //-----------------------------------------------------------------------------
 // wxPaintDC
 //-----------------------------------------------------------------------------
 
-#if !USE_SHARED_LIBRARY
 IMPLEMENT_DYNAMIC_CLASS(wxWindowDC, wxDC)
 IMPLEMENT_DYNAMIC_CLASS(wxClientDC, wxWindowDC)
 IMPLEMENT_DYNAMIC_CLASS(wxPaintDC, wxWindowDC)
-#endif
 
 /*
  * wxWindowDC
  */
 
-#include <wx/mac/uma.h>
+#include "wx/mac/uma.h"
+#include "wx/notebook.h"
+#include "wx/tabctrl.h"
+
 
-wxWindowDC::wxWindowDC(void)
+
+wxWindowDC::wxWindowDC()
+{
+    m_window = NULL ;
+    m_release = false;
+}
+
+wxWindowDC::wxWindowDC(wxWindow *window)
 {
+    m_window = window ;
+    wxTopLevelWindowMac* rootwindow = window->MacGetTopLevelWindow() ;
+    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 ) );
+    }
+    SetClippingRegion( 0 , 0 , m_width , m_height ) ;
+
+    SetBackground(wxBrush(window->GetBackgroundColour(),wxSOLID));
+
+    SetFont( window->GetFont() ) ;
 }
 
-wxWindowDC::wxWindowDC(wxWindow *the_canvas)
+wxWindowDC::~wxWindowDC()
 {
-	WindowRef windowref ;
-	wxWindow* rootwindow ;
-	
-	// this time it is really the full window
-	
-	the_canvas->MacGetPortParams(&m_macLocalOrigin, &m_macClipRect , &windowref , &rootwindow );
-	m_macPort = UMAGetWindowPort( windowref ) ;
-	MacSetupPort() ;
- 	m_ok = TRUE ;
+    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(void)
+void wxWindowDC::DoGetSize( int* width, int* height ) const
 {
+    if ( width )
+        *width = m_width;
+    if ( height )
+        *height = m_height;
+}
+
+wxBitmap wxWindowDC::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;
+
+    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;
 }
 
 /*
  * wxClientDC
  */
 
-wxClientDC::wxClientDC(void)
+wxClientDC::wxClientDC()
 {
+    m_window = NULL ;
 }
 
-wxClientDC::wxClientDC(wxWindow *window)
+wxClientDC::wxClientDC(wxWindow *window) :
+    wxWindowDC( window )
 {
-	WindowRef windowref ;
-	wxWindow* rootwindow ;
-	
-	window->MacGetPortClientParams(&m_macLocalOrigin, &m_macClipRect , &windowref , &rootwindow );
-	m_macPort = UMAGetWindowPort( windowref ) ;
-	MacSetupPort() ;
- 	m_ok = TRUE ;
-  SetBackground(wxBrush(window->GetBackgroundColour(), wxSOLID));
-
+    wxCHECK_RET( window, _T("invalid window in wxClientDC") );
+    wxPoint origin = window->GetClientAreaOrigin() ;
+    m_window->GetClientSize( &m_width , &m_height);
+    SetDeviceOrigin( origin.x, origin.y );
+    SetClippingRegion( 0 , 0 , m_width , m_height ) ;
 }
 
-wxClientDC::~wxClientDC(void)
+wxClientDC::~wxClientDC()
 {
 }
 
@@ -90,24 +190,18 @@ wxClientDC::~wxClientDC(void)
  * wxPaintDC
  */
 
-wxPaintDC::wxPaintDC(void)
+wxPaintDC::wxPaintDC()
 {
+    m_window = NULL ;
 }
 
-wxPaintDC::wxPaintDC(wxWindow *window)
+wxPaintDC::wxPaintDC(wxWindow *window) :
+    wxWindowDC( window )
 {
-	WindowRef windowref ;
-	wxWindow* rootwindow ;
-	
-	window->MacGetPortClientParams(&m_macLocalOrigin, &m_macClipRect , &windowref , &rootwindow );
-
-	m_macPort = UMAGetWindowPort( windowref ) ;
-	MacSetupPort() ;
- 	m_ok = TRUE ;
-	long x , y ,w , h ;
-	window->GetUpdateRegion().GetBox( x , y , w , h ) ;
-	SetClippingRegion( x , y , w , h ) ;
-  	SetBackground(wxBrush(window->GetBackgroundColour(), wxSOLID));
+    wxPoint origin = window->GetClientAreaOrigin() ;
+    m_window->GetClientSize( &m_width , &m_height);
+    SetDeviceOrigin( origin.x, origin.y );
+    SetClippingRegion( 0 , 0 , m_width , m_height ) ;
 }
 
 wxPaintDC::~wxPaintDC()