src/mac/carbon/dcmemory.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        dcmemory.cpp
   3 // Purpose:     wxMemoryDC class
   4 // Author:      AUTHOR
   5 // Modified by:
   6 // Created:     01/02/97
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) AUTHOR
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "dcmemory.h"
  14 #endif
  15
  16 #include "wx/dcmemory.h"
  17
  18 //-----------------------------------------------------------------------------
  19 // wxMemoryDC
  20 //-----------------------------------------------------------------------------
  21
  22 IMPLEMENT_DYNAMIC_CLASS(wxMemoryDC,wxPaintDC)
  23
  24 wxMemoryDC::wxMemoryDC(void)
  25 {
  26   m_ok = FALSE;
  27 };
  28
  29 wxMemoryDC::wxMemoryDC( wxDC *WXUNUSED(dc) )
  30 {
  31   m_ok = FALSE;
  32 };
  33
  34 wxMemoryDC::~wxMemoryDC(void)
  35 {
  36 };
  37
  38 void wxMemoryDC::SelectObject( const wxBitmap& bitmap )
  39 {
  40   m_selected = bitmap;
  41   if (m_selected.Ok())
  42   {
  43                 wxBitmapRefData * bmap = (wxBitmapRefData*) (m_selected.GetRefData()) ;
  44                 if ( bmap->m_hBitmap )
  45                 {
  46                         m_macPort = (GrafPtr) bmap->m_hBitmap ;
  47                         wxMask * mask = bitmap.GetMask() ;
  48                         if ( mask )
  49                         {
  50                                 m_macMask = mask->GetMaskBitmap() ;
  51                         }
  52                         MacSetupPort() ;
  53                         m_ok = TRUE ;
  54                         // SetBackground(wxBrush(*wxWHITE, wxSOLID));
  55                 }
  56                 else
  57                 {
  58             m_ok = FALSE;
  59                 }
  60   }
  61   else
  62   {
  63     m_ok = FALSE;
  64   };
  65 };
  66
  67 void wxMemoryDC::GetSize( int *width, int *height ) const
  68 {
  69   if (m_selected.Ok())
  70   {
  71     if (width) (*width) = m_selected.GetWidth();
  72     if (height) (*height) = m_selected.GetHeight();
  73   }
  74   else
  75   {
  76     if (width) (*width) = 0;
  77     if (height) (*height) = 0;
  78   };
  79 };
  80
  81