reintroducing direct access, clipping to client area in dc

[wxWidgets.git] / src / mac / carbon / dcscreen.cpp

diff --git a/src/mac/carbon/dcscreen.cpp b/src/mac/carbon/dcscreen.cpp
index e03bbac0c80d8fbfbb86a792919de9e65948729c..302e73a643ca5728e0b6c17cf155fccf3f8aa573 100644 (file)
--- a/src/mac/carbon/dcscreen.cpp
+++ b/src/mac/carbon/dcscreen.cpp
@@ -1,19 +1,22 @@
 /////////////////////////////////////////////////////////////////////////////
 // Name:        dcscreen.cpp
 // Purpose:     wxScreenDC class
-// Author:      AUTHOR
+// Author:      Stefan Csomor
 // Modified by:
-// Created:     ??/??/98
+// Created:     1998-01-01
 // RCS-ID:      $Id$
-// Copyright:   (c) AUTHOR
-// Licence:    wxWindows licence
+// Copyright:   (c) Stefan Csomor
+// Licence:       wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
 #pragma implementation "dcscreen.h"
 #endif
 
+#include "wx/wxprec.h"
+
 #include "wx/dcscreen.h"
+#include "wx/mac/uma.h"
 
 #if !USE_SHARED_LIBRARY
 IMPLEMENT_DYNAMIC_CLASS(wxScreenDC, wxWindowDC)
@@ -22,11 +25,45 @@ IMPLEMENT_DYNAMIC_CLASS(wxScreenDC, wxWindowDC)
 // Create a DC representing the whole screen
 wxScreenDC::wxScreenDC()
 {
-    // TODO
+    m_macPort = CreateNewPort() ;
+    GrafPtr port ;
+    GetPort( &port ) ;
+    SetPort( (GrafPtr) m_macPort ) ;
+    Point pt = { 0,0 } ;
+    LocalToGlobal( &pt ) ;     
+    SetPort( port ) ;
+    m_macLocalOrigin.x = -pt.h ;
+    m_macLocalOrigin.y = -pt.v ;
+
+    BitMap screenBits;
+    GetQDGlobalsScreenBits( &screenBits );
+    m_minX = screenBits.bounds.left ;
+
+    SInt16 height ;
+    GetThemeMenuBarHeight( &height ) ;
+    m_minY = screenBits.bounds.top + height ;
+
+    m_maxX = screenBits.bounds.right  ;
+    m_maxY = screenBits.bounds.bottom ;
+
+#if wxMAC_USE_CORE_GRAPHICS
+    m_graphicContext = new wxMacCGContext( port ) ;    
+#else
+    MacSetRectRgn( (RgnHandle) m_macBoundaryClipRgn , m_minX , m_minY , m_maxX , m_maxY ) ;
+    OffsetRgn( (RgnHandle) m_macBoundaryClipRgn , m_macLocalOrigin.x , m_macLocalOrigin.y ) ;
+    CopyRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
+#endif
+    m_ok = TRUE ;    
 }
 
 wxScreenDC::~wxScreenDC()
-{
-    // TODO
+{   
+#if wxMAC_USE_CORE_GRAPHICS
+    delete m_graphicContext ;
+    m_graphicContext = NULL ;
+#endif
+
+    if ( m_macPort )
+        DisposePort( (CGrafPtr) m_macPort ) ;
 }