wxWidgets/src/mac/dcmemory.cpp
2001-05-16 16:23:13 +00:00

96 lines
1.9 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: dcmemory.cpp
// Purpose: wxMemoryDC class
// Author: AUTHOR
// Modified by:
// Created: 01/02/97
// RCS-ID: $Id$
// Copyright: (c) AUTHOR
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#pragma implementation "dcmemory.h"
#endif
#include "wx/dcmemory.h"
//-----------------------------------------------------------------------------
// wxMemoryDC
//-----------------------------------------------------------------------------
IMPLEMENT_DYNAMIC_CLASS(wxMemoryDC,wxPaintDC)
wxMemoryDC::wxMemoryDC(void)
{
m_ok = TRUE;
SetBackground(*wxWHITE_BRUSH);
SetBrush(*wxWHITE_BRUSH);
SetPen(*wxBLACK_PEN);
m_ok = FALSE;
};
wxMemoryDC::wxMemoryDC( wxDC *WXUNUSED(dc) )
{
m_ok = TRUE;
SetBackground(*wxWHITE_BRUSH);
SetBrush(*wxWHITE_BRUSH);
SetPen(*wxBLACK_PEN);
m_ok = FALSE;
};
wxMemoryDC::~wxMemoryDC()
{
if ( m_selected.Ok() )
{
UnlockPixels( GetGWorldPixMap(m_selected.GetHBITMAP()) );
}
};
void wxMemoryDC::SelectObject( const wxBitmap& bitmap )
{
if ( m_selected.Ok() )
{
UnlockPixels( GetGWorldPixMap(m_selected.GetHBITMAP()) );
}
m_selected = bitmap;
if (m_selected.Ok())
{
if ( m_selected.GetHBITMAP() )
{
m_macPort = (GrafPtr) m_selected.GetHBITMAP() ;
LockPixels( GetGWorldPixMap( (CGrafPtr) m_macPort ) ) ;
wxMask * mask = bitmap.GetMask() ;
if ( mask )
{
m_macMask = mask->GetMaskBitmap() ;
}
m_ok = TRUE ;
}
else
{
m_ok = FALSE;
}
}
else
{
m_ok = FALSE;
}
}
void wxMemoryDC::DoGetSize( int *width, int *height ) const
{
if (m_selected.Ok())
{
if (width) (*width) = m_selected.GetWidth();
if (height) (*height) = m_selected.GetHeight();
}
else
{
if (width) (*width) = 0;
if (height) (*height) = 0;
}
}