src/mac/carbon/dcclient.cpp

/////////////////////////////////////////////////////////////////////////////
// Name:        dcclient.cpp
// Purpose:     wxClientDC class
// Author:      Stefan Csomor
// Modified by:
// Created:     01/02/97
// RCS-ID:      $Id$
// Copyright:   (c) Stefan Csomor
// Licence:       wxWindows licence
/////////////////////////////////////////////////////////////////////////////

#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma implementation "dcclient.h"
#endif

#include "wx/wxprec.h"

#include "wx/dcclient.h"
#include "wx/dcmemory.h"
#include "wx/region.h"
#include "wx/window.h"
#include "wx/toplevel.h"
#include "wx/settings.h"
#include "wx/math.h"
#include "wx/mac/private.h"
#include "wx/log.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/notebook.h"
#include "wx/tabctrl.h"


static wxBrush MacGetBackgroundBrush( wxWindow* window )
{
    wxBrush bkdBrush = window->MacGetBackgroundBrush() ;
#if !TARGET_API_MAC_OSX
    // transparency cannot be handled by the OS when not using composited windows
    wxWindow* parent = window->GetParent() ;
    // if we have some 'pseudo' transparency
    if ( ! bkdBrush.Ok() || bkdBrush.GetStyle() == wxTRANSPARENT || window->GetBackgroundColour() == wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE ) )
    {
        // walk up until we find something
        while( parent != NULL )
        {
            if ( parent->GetBackgroundColour() != wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE ) )
            {
                // if we have any other colours in the hierarchy
                bkdBrush.SetColour( parent->GetBackgroundColour() ) ;
                break ;
            }
            if ( parent->IsKindOf( CLASSINFO(wxTopLevelWindow) ) )
            {
                bkdBrush = parent->MacGetBackgroundBrush() ;
                break ;
            }
            if ( parent->IsKindOf( CLASSINFO( wxNotebook ) ) || parent->IsKindOf( CLASSINFO( wxTabCtrl ) ) )
            {
                Rect extent = { 0 , 0 , 0 , 0 } ;
                int x , y ;
                x = y = 0 ;
                wxSize size = parent->GetSize() ;
                parent->MacClientToRootWindow( &x , &y ) ;
                extent.left = x ;
                extent.top = y ;
                extent.top-- ;
                extent.right = x + size.x ;
                extent.bottom = y + size.y ;
                bkdBrush.MacSetThemeBackground( kThemeBackgroundTabPane , (WXRECTPTR) &extent ) ;
                break ;
            }

            parent = parent->GetParent() ;
        }
    }
    if ( !bkdBrush.Ok() || bkdBrush.GetStyle() == wxTRANSPARENT )
    {
        // if we did not find something, use a default
        bkdBrush.MacSetTheme( kThemeBrushDialogBackgroundActive ) ;
    }
#endif
    return bkdBrush ;
}


wxWindowDC::wxWindowDC()
{
    m_window = NULL ;
}

wxWindowDC::wxWindowDC(wxWindow *window)
{
    m_window = window ;
    wxTopLevelWindowMac* rootwindow = window->MacGetTopLevelWindow() ;
    if (!rootwindow)
        return;
    WindowRef windowref = (WindowRef) rootwindow->MacGetWindowRef() ;
    int x , y ;
    x = y = 0 ;
    wxSize size = window->GetSize() ;
    window->MacWindowToRootWindow( &x , &y ) ;
    m_macPort = UMAGetWindowPort( windowref ) ;

#if wxMAC_USE_CORE_GRAPHICS
    m_macLocalOriginInPort.x = x ;
    m_macLocalOriginInPort.y = y ;

    if ( window->MacGetCGContextRef() )
    {
        m_graphicContext = new wxMacCGContext( (CGContextRef) window->MacGetCGContextRef() ) ;
        m_graphicContext->SetPen( m_pen ) ;
        m_graphicContext->SetBrush( m_brush ) ;
        SetBackground(MacGetBackgroundBrush(window));
    }
    else
    {
        // as out of order redraw is not supported under CQ, we have to create a qd port for these
        // situations
        m_macLocalOrigin.x = x ;
        m_macLocalOrigin.y = y ;

        m_graphicContext = new wxMacCGContext( (CGrafPtr) m_macPort ) ;
        m_graphicContext->SetPen( m_pen ) ;
        m_graphicContext->SetBrush( m_brush ) ;
        SetBackground(MacGetBackgroundBrush(window));
    }
    // there is no out-of-order drawing on OSX
#else
    m_macLocalOrigin.x = x ;
    m_macLocalOrigin.y = y ;
    CopyRgn( (RgnHandle) window->MacGetVisibleRegion(true).GetWXHRGN() , (RgnHandle) m_macBoundaryClipRgn ) ;
    OffsetRgn( (RgnHandle) m_macBoundaryClipRgn , m_macLocalOrigin.x , m_macLocalOrigin.y ) ;
    CopyRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
    SetBackground(MacGetBackgroundBrush(window));
#endif
    m_ok = TRUE ;
    SetFont( window->GetFont() ) ;
}

wxWindowDC::~wxWindowDC()
{
}

void wxWindowDC::DoGetSize( int* width, int* height ) const
{
    wxCHECK_RET( m_window, _T("GetSize() doesn't work without window") );

    m_window->GetSize(width, height);
}

/*
 * wxClientDC
 */

wxClientDC::wxClientDC()
{
    m_window = NULL ;
}

wxClientDC::wxClientDC(wxWindow *window)
{
    m_window = window ;
    wxTopLevelWindowMac* rootwindow = window->MacGetTopLevelWindow() ;
    if (!rootwindow)
        return;
    WindowRef windowref = (WindowRef) rootwindow->MacGetWindowRef() ;
    wxPoint origin = window->GetClientAreaOrigin() ;
    wxSize size = window->GetClientSize() ;
    int x , y ;
    x = origin.x ;
    y = origin.y ;
    window->MacWindowToRootWindow( &x , &y ) ;
    m_macPort = UMAGetWindowPort( windowref ) ;

#if wxMAC_USE_CORE_GRAPHICS
    m_macLocalOriginInPort.x = x ;
    m_macLocalOriginInPort.y = y ;
    if ( window->MacGetCGContextRef() )
    {
        m_graphicContext = new wxMacCGContext( (CGContextRef) window->MacGetCGContextRef() ) ;
        m_graphicContext->SetPen( m_pen ) ;
        m_graphicContext->SetBrush( m_brush ) ;
        m_ok = TRUE ;
        SetClippingRegion( 0 , 0 , size.x , size.y ) ;
        SetBackground(MacGetBackgroundBrush(window));
    }
    else
    {
        // as out of order redraw is not supported under CQ, we have to create a qd port for these
        // situations
        m_macLocalOrigin.x = x ;
        m_macLocalOrigin.y = y ;
        m_graphicContext = new wxMacCGContext( (CGrafPtr) m_macPort ) ;
        m_graphicContext->SetPen( m_pen ) ;
        m_graphicContext->SetBrush( m_brush ) ;
        m_ok = TRUE ;
     }
#else
    m_macLocalOrigin.x = x ;
    m_macLocalOrigin.y = y ;
    SetRectRgn( (RgnHandle) m_macBoundaryClipRgn , origin.x , origin.y , origin.x + size.x , origin.y + size.y ) ;
    SectRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) window->MacGetVisibleRegion().GetWXHRGN() , (RgnHandle) m_macBoundaryClipRgn ) ;
    OffsetRgn( (RgnHandle) m_macBoundaryClipRgn , -origin.x , -origin.y ) ;
    OffsetRgn( (RgnHandle) m_macBoundaryClipRgn , m_macLocalOrigin.x , m_macLocalOrigin.y ) ;
    CopyRgn( (RgnHandle) m_macBoundaryClipRgn ,(RgnHandle)  m_macCurrentClipRgn ) ;
    m_ok = TRUE ;
#endif
    SetBackground(MacGetBackgroundBrush(window));
    SetFont( window->GetFont() ) ;
}

wxClientDC::~wxClientDC()
{
#if wxMAC_USE_CORE_GRAPHICS
/*
    if ( m_window->MacGetCGContextRef() == 0)
    {
        CGContextRef cgContext = (wxMacCGContext*)(m_graphicContext)->GetNativeContext() ;
        CGContextFlush( cgContext ) ;
    }
*/
#endif
}

void wxClientDC::DoGetSize(int *width, int *height) const
{
    wxCHECK_RET( m_window, _T("GetSize() doesn't work without window") );

    m_window->GetClientSize( width, height );
}


/*
 * wxPaintDC
 */

wxPaintDC::wxPaintDC()
{
    m_window = NULL ;
}

wxPaintDC::wxPaintDC(wxWindow *window)
{
    m_window = window ;
    wxTopLevelWindowMac* rootwindow = window->MacGetTopLevelWindow() ;
    WindowRef windowref = (WindowRef) rootwindow->MacGetWindowRef() ;
    wxPoint origin = window->GetClientAreaOrigin() ;
    wxSize size = window->GetClientSize() ;
    int x , y ;
    x = origin.x ;
    y = origin.y ;
    window->MacWindowToRootWindow( &x , &y ) ;
    m_macPort = UMAGetWindowPort( windowref ) ;
#if wxMAC_USE_CORE_GRAPHICS
    m_macLocalOriginInPort.x = x ;
    m_macLocalOriginInPort.y = y ;
    if ( window->MacGetCGContextRef() )
    {
        m_graphicContext = new wxMacCGContext( (CGContextRef) window->MacGetCGContextRef() ) ;
        m_graphicContext->SetPen( m_pen ) ;
        m_graphicContext->SetBrush( m_brush ) ;
        m_ok = TRUE ;
        SetClippingRegion( 0 , 0 , size.x , size.y ) ;
        SetBackground(MacGetBackgroundBrush(window));
    }
    else
    {
        wxLogDebug(wxT("You cannot create a wxPaintDC outside an OS-draw event") ) ;
        m_graphicContext = NULL ;
        m_ok = TRUE ;
    }
    // there is no out-of-order drawing on OSX
#else
    m_macLocalOrigin.x = x ;
    m_macLocalOrigin.y = y ;
    SetRectRgn( (RgnHandle) m_macBoundaryClipRgn , origin.x , origin.y , origin.x + size.x , origin.y + size.y ) ;
    SectRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) window->MacGetVisibleRegion().GetWXHRGN() , (RgnHandle) m_macBoundaryClipRgn ) ;
    OffsetRgn( (RgnHandle) m_macBoundaryClipRgn , -origin.x , -origin.y ) ;
    SectRgn( (RgnHandle) m_macBoundaryClipRgn  , (RgnHandle) window->GetUpdateRegion().GetWXHRGN() , (RgnHandle) m_macBoundaryClipRgn ) ;
    OffsetRgn( (RgnHandle) m_macBoundaryClipRgn , m_macLocalOrigin.x , m_macLocalOrigin.y ) ;
    CopyRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
    SetBackground(MacGetBackgroundBrush(window));
    m_ok = TRUE ;
#endif
    SetFont( window->GetFont() ) ;
}

wxPaintDC::~wxPaintDC()
{
}

void wxPaintDC::DoGetSize(int *width, int *height) const
{
    wxCHECK_RET( m_window, _T("GetSize() doesn't work without window") );

    m_window->GetClientSize( width, height );
}
Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: dcclient.cpp
	3	// Purpose: wxClientDC class
	4	// Author: Stefan Csomor
	5	// Modified by:
	6	// Created: 01/02/97
	7	// RCS-ID: $Id$
	8	// Copyright: (c) Stefan Csomor
	9	// Licence: wxWindows licence
	10	/////////////////////////////////////////////////////////////////////////////
	11
	12	#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
	13	#pragma implementation "dcclient.h"
	14	#endif
	15
	16	#include "wx/wxprec.h"
	17
	18	#include "wx/dcclient.h"
	19	#include "wx/dcmemory.h"
	20	#include "wx/region.h"
	21	#include "wx/window.h"
	22	#include "wx/toplevel.h"
	23	#include "wx/settings.h"
	24	#include "wx/math.h"
	25	#include "wx/mac/private.h"
	26	#include "wx/log.h"
	27
	28	//-----------------------------------------------------------------------------
	29	// constants
	30	//-----------------------------------------------------------------------------
	31
	32	#define RAD2DEG 57.2957795131
	33
	34	//-----------------------------------------------------------------------------
	35	// wxPaintDC
	36	//-----------------------------------------------------------------------------
	37
	38	#if !USE_SHARED_LIBRARY
	39	IMPLEMENT_DYNAMIC_CLASS(wxWindowDC, wxDC)
	40	IMPLEMENT_DYNAMIC_CLASS(wxClientDC, wxWindowDC)
	41	IMPLEMENT_DYNAMIC_CLASS(wxPaintDC, wxWindowDC)
	42	#endif
	43
	44	/*
	45	* wxWindowDC
	46	*/
	47
	48	#include "wx/mac/uma.h"
	49	#include "wx/notebook.h"
	50	#include "wx/tabctrl.h"
	51
	52
	53	static wxBrush MacGetBackgroundBrush( wxWindow* window )
	54	{
	55	wxBrush bkdBrush = window->MacGetBackgroundBrush() ;
	56	#if !TARGET_API_MAC_OSX
	57	// transparency cannot be handled by the OS when not using composited windows
	58	wxWindow* parent = window->GetParent() ;
	59	// if we have some 'pseudo' transparency
	60	if ( ! bkdBrush.Ok() \|\| bkdBrush.GetStyle() == wxTRANSPARENT \|\| window->GetBackgroundColour() == wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE ) )
	61	{
	62	// walk up until we find something
	63	while( parent != NULL )
	64	{
	65	if ( parent->GetBackgroundColour() != wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE ) )
	66	{
	67	// if we have any other colours in the hierarchy
	68	bkdBrush.SetColour( parent->GetBackgroundColour() ) ;
	69	break ;
	70	}
	71	if ( parent->IsKindOf( CLASSINFO(wxTopLevelWindow) ) )
	72	{
	73	bkdBrush = parent->MacGetBackgroundBrush() ;
	74	break ;
	75	}
	76	if ( parent->IsKindOf( CLASSINFO( wxNotebook ) ) \|\| parent->IsKindOf( CLASSINFO( wxTabCtrl ) ) )
	77	{
	78	Rect extent = { 0 , 0 , 0 , 0 } ;
	79	int x , y ;
	80	x = y = 0 ;
	81	wxSize size = parent->GetSize() ;
	82	parent->MacClientToRootWindow( &x , &y ) ;
	83	extent.left = x ;
	84	extent.top = y ;
	85	extent.top-- ;
	86	extent.right = x + size.x ;
	87	extent.bottom = y + size.y ;
	88	bkdBrush.MacSetThemeBackground( kThemeBackgroundTabPane , (WXRECTPTR) &extent ) ;
	89	break ;
	90	}
	91
	92	parent = parent->GetParent() ;
	93	}
	94	}
	95	if ( !bkdBrush.Ok() \|\| bkdBrush.GetStyle() == wxTRANSPARENT )
	96	{
	97	// if we did not find something, use a default
	98	bkdBrush.MacSetTheme( kThemeBrushDialogBackgroundActive ) ;
	99	}
	100	#endif
	101	return bkdBrush ;
	102	}
	103
	104
	105	wxWindowDC::wxWindowDC()
	106	{
	107	m_window = NULL ;
	108	}
	109
	110	wxWindowDC::wxWindowDC(wxWindow *window)
	111	{
	112	m_window = window ;
	113	wxTopLevelWindowMac* rootwindow = window->MacGetTopLevelWindow() ;
	114	if (!rootwindow)
	115	return;
	116	WindowRef windowref = (WindowRef) rootwindow->MacGetWindowRef() ;
	117	int x , y ;
	118	x = y = 0 ;
	119	wxSize size = window->GetSize() ;
	120	window->MacWindowToRootWindow( &x , &y ) ;
	121	m_macPort = UMAGetWindowPort( windowref ) ;
	122
	123	#if wxMAC_USE_CORE_GRAPHICS
	124	m_macLocalOriginInPort.x = x ;
	125	m_macLocalOriginInPort.y = y ;
	126
	127	if ( window->MacGetCGContextRef() )
	128	{
	129	m_graphicContext = new wxMacCGContext( (CGContextRef) window->MacGetCGContextRef() ) ;
	130	m_graphicContext->SetPen( m_pen ) ;
	131	m_graphicContext->SetBrush( m_brush ) ;
	132	SetBackground(MacGetBackgroundBrush(window));
	133	}
	134	else
	135	{
	136	// as out of order redraw is not supported under CQ, we have to create a qd port for these
	137	// situations
	138	m_macLocalOrigin.x = x ;
	139	m_macLocalOrigin.y = y ;
	140
	141	m_graphicContext = new wxMacCGContext( (CGrafPtr) m_macPort ) ;
	142	m_graphicContext->SetPen( m_pen ) ;
	143	m_graphicContext->SetBrush( m_brush ) ;
	144	SetBackground(MacGetBackgroundBrush(window));
	145	}
	146	// there is no out-of-order drawing on OSX
	147	#else
	148	m_macLocalOrigin.x = x ;
	149	m_macLocalOrigin.y = y ;
	150	CopyRgn( (RgnHandle) window->MacGetVisibleRegion(true).GetWXHRGN() , (RgnHandle) m_macBoundaryClipRgn ) ;
	151	OffsetRgn( (RgnHandle) m_macBoundaryClipRgn , m_macLocalOrigin.x , m_macLocalOrigin.y ) ;
	152	CopyRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
	153	SetBackground(MacGetBackgroundBrush(window));
	154	#endif
	155	m_ok = TRUE ;
	156	SetFont( window->GetFont() ) ;
	157	}
	158
	159	wxWindowDC::~wxWindowDC()
	160	{
	161	}
	162
	163	void wxWindowDC::DoGetSize( int* width, int* height ) const
	164	{
	165	wxCHECK_RET( m_window, _T("GetSize() doesn't work without window") );
	166
	167	m_window->GetSize(width, height);
	168	}
	169
	170	/*
	171	* wxClientDC
	172	*/
	173
	174	wxClientDC::wxClientDC()
	175	{
	176	m_window = NULL ;
	177	}
	178
	179	wxClientDC::wxClientDC(wxWindow *window)
	180	{
	181	m_window = window ;
	182	wxTopLevelWindowMac* rootwindow = window->MacGetTopLevelWindow() ;
	183	if (!rootwindow)
	184	return;
	185	WindowRef windowref = (WindowRef) rootwindow->MacGetWindowRef() ;
	186	wxPoint origin = window->GetClientAreaOrigin() ;
	187	wxSize size = window->GetClientSize() ;
	188	int x , y ;
	189	x = origin.x ;
	190	y = origin.y ;
	191	window->MacWindowToRootWindow( &x , &y ) ;
	192	m_macPort = UMAGetWindowPort( windowref ) ;
	193
	194	#if wxMAC_USE_CORE_GRAPHICS
	195	m_macLocalOriginInPort.x = x ;
	196	m_macLocalOriginInPort.y = y ;
	197	if ( window->MacGetCGContextRef() )
	198	{
	199	m_graphicContext = new wxMacCGContext( (CGContextRef) window->MacGetCGContextRef() ) ;
	200	m_graphicContext->SetPen( m_pen ) ;
	201	m_graphicContext->SetBrush( m_brush ) ;
	202	m_ok = TRUE ;
	203	SetClippingRegion( 0 , 0 , size.x , size.y ) ;
	204	SetBackground(MacGetBackgroundBrush(window));
	205	}
	206	else
	207	{
	208	// as out of order redraw is not supported under CQ, we have to create a qd port for these
	209	// situations
	210	m_macLocalOrigin.x = x ;
	211	m_macLocalOrigin.y = y ;
	212	m_graphicContext = new wxMacCGContext( (CGrafPtr) m_macPort ) ;
	213	m_graphicContext->SetPen( m_pen ) ;
	214	m_graphicContext->SetBrush( m_brush ) ;
	215	m_ok = TRUE ;
	216	}
	217	#else
	218	m_macLocalOrigin.x = x ;
	219	m_macLocalOrigin.y = y ;
	220	SetRectRgn( (RgnHandle) m_macBoundaryClipRgn , origin.x , origin.y , origin.x + size.x , origin.y + size.y ) ;
	221	SectRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) window->MacGetVisibleRegion().GetWXHRGN() , (RgnHandle) m_macBoundaryClipRgn ) ;
	222	OffsetRgn( (RgnHandle) m_macBoundaryClipRgn , -origin.x , -origin.y ) ;
	223	OffsetRgn( (RgnHandle) m_macBoundaryClipRgn , m_macLocalOrigin.x , m_macLocalOrigin.y ) ;
	224	CopyRgn( (RgnHandle) m_macBoundaryClipRgn ,(RgnHandle) m_macCurrentClipRgn ) ;
	225	m_ok = TRUE ;
	226	#endif
	227	SetBackground(MacGetBackgroundBrush(window));
	228	SetFont( window->GetFont() ) ;
	229	}
	230
	231	wxClientDC::~wxClientDC()
	232	{
	233	#if wxMAC_USE_CORE_GRAPHICS
	234	/*
	235	if ( m_window->MacGetCGContextRef() == 0)
	236	{
	237	CGContextRef cgContext = (wxMacCGContext*)(m_graphicContext)->GetNativeContext() ;
	238	CGContextFlush( cgContext ) ;
	239	}
	240	*/
	241	#endif
	242	}
	243
	244	void wxClientDC::DoGetSize(int width, int height) const
	245	{
	246	wxCHECK_RET( m_window, _T("GetSize() doesn't work without window") );
	247
	248	m_window->GetClientSize( width, height );
	249	}
	250
	251
	252	/*
	253	* wxPaintDC
	254	*/
	255
	256	wxPaintDC::wxPaintDC()
	257	{
	258	m_window = NULL ;
	259	}
	260
	261	wxPaintDC::wxPaintDC(wxWindow *window)
	262	{
	263	m_window = window ;
	264	wxTopLevelWindowMac* rootwindow = window->MacGetTopLevelWindow() ;
	265	WindowRef windowref = (WindowRef) rootwindow->MacGetWindowRef() ;
	266	wxPoint origin = window->GetClientAreaOrigin() ;
	267	wxSize size = window->GetClientSize() ;
	268	int x , y ;
	269	x = origin.x ;
	270	y = origin.y ;
	271	window->MacWindowToRootWindow( &x , &y ) ;
	272	m_macPort = UMAGetWindowPort( windowref ) ;
	273	#if wxMAC_USE_CORE_GRAPHICS
	274	m_macLocalOriginInPort.x = x ;
	275	m_macLocalOriginInPort.y = y ;
	276	if ( window->MacGetCGContextRef() )
	277	{
	278	m_graphicContext = new wxMacCGContext( (CGContextRef) window->MacGetCGContextRef() ) ;
	279	m_graphicContext->SetPen( m_pen ) ;
	280	m_graphicContext->SetBrush( m_brush ) ;
	281	m_ok = TRUE ;
	282	SetClippingRegion( 0 , 0 , size.x , size.y ) ;
	283	SetBackground(MacGetBackgroundBrush(window));
	284	}
	285	else
	286	{
	287	wxLogDebug(wxT("You cannot create a wxPaintDC outside an OS-draw event") ) ;
	288	m_graphicContext = NULL ;
	289	m_ok = TRUE ;
	290	}
	291	// there is no out-of-order drawing on OSX
	292	#else
	293	m_macLocalOrigin.x = x ;
	294	m_macLocalOrigin.y = y ;
	295	SetRectRgn( (RgnHandle) m_macBoundaryClipRgn , origin.x , origin.y , origin.x + size.x , origin.y + size.y ) ;
	296	SectRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) window->MacGetVisibleRegion().GetWXHRGN() , (RgnHandle) m_macBoundaryClipRgn ) ;
	297	OffsetRgn( (RgnHandle) m_macBoundaryClipRgn , -origin.x , -origin.y ) ;
	298	SectRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) window->GetUpdateRegion().GetWXHRGN() , (RgnHandle) m_macBoundaryClipRgn ) ;
	299	OffsetRgn( (RgnHandle) m_macBoundaryClipRgn , m_macLocalOrigin.x , m_macLocalOrigin.y ) ;
	300	CopyRgn( (RgnHandle) m_macBoundaryClipRgn , (RgnHandle) m_macCurrentClipRgn ) ;
	301	SetBackground(MacGetBackgroundBrush(window));
	302	m_ok = TRUE ;
	303	#endif
	304	SetFont( window->GetFont() ) ;
	305	}
	306
	307	wxPaintDC::~wxPaintDC()
	308	{
	309	}
	310
	311	void wxPaintDC::DoGetSize(int width, int height) const
	312	{
	313	wxCHECK_RET( m_window, _T("GetSize() doesn't work without window") );
	314
	315	m_window->GetClientSize( width, height );
	316	}
	317
	318