src/mac/carbon/dcscreen.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/mac/carbon/dcscreen.cpp
   3 // Purpose:     wxScreenDC class
   4 // Author:      Stefan Csomor
   5 // Modified by:
   6 // Created:     1998-01-01
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Stefan Csomor
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #include "wx/wxprec.h"
  13
  14 #include "wx/dcscreen.h"
  15
  16 #include "wx/mac/uma.h"
  17
  18 IMPLEMENT_DYNAMIC_CLASS(wxScreenDC, wxWindowDC)
  19
  20 // Create a DC representing the whole screen
  21 wxScreenDC::wxScreenDC()
  22 {
  23 #ifndef __LP64__
  24     m_macPort = CreateNewPort() ;
  25     GrafPtr port ;
  26     GetPort( &port ) ;
  27     SetPort( (GrafPtr) m_macPort ) ;
  28     Point pt = { 0,0 } ;
  29     LocalToGlobal( &pt ) ;
  30     SetPort( port ) ;
  31     m_macLocalOrigin.x = -pt.h ;
  32     m_macLocalOrigin.y = -pt.v ;
  33 #if wxMAC_USE_CORE_GRAPHICS
  34     m_macLocalOriginInPort = m_macLocalOrigin ;
  35 #endif
  36     BitMap screenBits;
  37     GetQDGlobalsScreenBits( &screenBits );
  38     m_minX = screenBits.bounds.left ;
  39
  40     SInt16 height ;
  41     GetThemeMenuBarHeight( &height ) ;
  42     m_minY = screenBits.bounds.top + height ;
  43
  44     m_maxX = screenBits.bounds.right  ;
  45     m_maxY = screenBits.bounds.bottom ;
  46
  47 #if wxMAC_USE_CORE_GRAPHICS
  48     m_graphicContext = new wxMacCGContext( port ) ;
  49 #else
  50     MacSetRectRgn( (RgnHandle) m_macBoundaryClipRgn , m_minX , m_minY , m_maxX , m_maxY ) ;
  51     OffsetRgn( (RgnHandle) m_macBoundaryClipRgn , m_macLocalOrigin.x , m_macLocalOrigin.y ) ;
  52     CopyRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
  53 #endif
  54     m_ok = true ;
  55 #endif
  56 }
  57
  58 wxScreenDC::~wxScreenDC()
  59 {
  60 #if wxMAC_USE_CORE_GRAPHICS
  61     delete m_graphicContext ;
  62     m_graphicContext = NULL ;
  63 #endif
  64
  65 #ifndef __LP64__
  66     if ( m_macPort )
  67         DisposePort( (CGrafPtr) m_macPort ) ;
  68 #endif
  69 }