[wxWidgets.git] / include / wx / mac / carbon / dc.h

/////////////////////////////////////////////////////////////////////////////
// Name:        dc.h
// Purpose:     wxDC class
// Author:      Stefan Csomor
// Modified by:
// Created:     1998-01-01
// RCS-ID:      $Id$
// Copyright:   (c) Stefan Csomor
// Licence:     wxWindows licence
/////////////////////////////////////////////////////////////////////////////

#ifndef _WX_DC_H_
#define _WX_DC_H_

#include "wx/pen.h"
#include "wx/brush.h"
#include "wx/icon.h"
#include "wx/font.h"
#include "wx/gdicmn.h"

//-----------------------------------------------------------------------------
// constants
//-----------------------------------------------------------------------------

#ifndef MM_TEXT
#define MM_TEXT            0
#define MM_ISOTROPIC    1
#define MM_ANISOTROPIC    2
#define MM_LOMETRIC        3
#define MM_HIMETRIC        4
#define MM_TWIPS        5
#define MM_POINTS        6
#define MM_METRIC        7
#endif


class wxMacPortStateHelper;

#if !wxUSE_GRAPHICS_CONTEXT

class WXDLLEXPORT wxGraphicPath
{
public :
    virtual ~wxGraphicPath() {}

    virtual void MoveToPoint( wxCoord x1, wxCoord y1 ) = 0;

    virtual void AddLineToPoint( wxCoord x1, wxCoord y1 ) = 0;

    virtual void AddQuadCurveToPoint( wxCoord cx1, wxCoord cy1, wxCoord x1, wxCoord y1 ) = 0;

    virtual void AddRectangle( wxCoord x, wxCoord y, wxCoord w, wxCoord h ) = 0;
    
    virtual void AddCircle( wxCoord x, wxCoord y, wxCoord r ) = 0;
    
    // draws a an arc to two tangents connecting (current) to (x1,y1) and (x1,y1) to (x2,y2), also a straight line from (current) to (x1,y1)
    virtual void AddArcToPoint( wxCoord x1, wxCoord y1 , wxCoord x2, wxCoord y2, wxCoord r ) = 0 ;

    virtual void AddArc( wxCoord x, wxCoord y, wxCoord r, double startAngle, double endAngle, bool clockwise ) = 0 ;

    virtual void CloseSubpath() = 0;
};

class WXDLLEXPORT wxGraphicContext
{
public:
    virtual ~wxGraphicContext() {}

    virtual wxGraphicPath * CreatePath() = 0;
        
    virtual void PushState() = 0 ;
    
    virtual void PopState() = 0 ;

    virtual void Clip( const wxRegion &region ) = 0;

    virtual void SetPen( const wxPen &pen ) = 0;

    virtual void SetBrush( const wxBrush &brush ) = 0;
    
    virtual void SetFont( const wxFont &font ) = 0 ;
    
    virtual void SetTextColor( const wxColour &col ) = 0 ;

    virtual void StrokePath( const wxGraphicPath *path ) = 0;

    virtual void DrawPath( const wxGraphicPath *path, int fillStyle = wxWINDING_RULE ) = 0;

    virtual void FillPath( const wxGraphicPath *path, const wxColor &fillColor, int fillStyle = wxWINDING_RULE ) = 0;

    virtual void DrawBitmap( const wxBitmap &bmp, wxCoord x, wxCoord y, wxCoord w, wxCoord h ) = 0 ;
    
    virtual void DrawIcon( const wxIcon &icon, wxCoord x, wxCoord y, wxCoord w, wxCoord h ) = 0 ;
    
    virtual void DrawText( const wxString &str, wxCoord x, wxCoord y, double angle ) = 0 ;
    
    virtual void GetTextExtent( const wxString &text, wxCoord *width, wxCoord *height,
                            wxCoord *descent, wxCoord *externalLeading ) const  = 0 ;
    
    virtual void GetPartialTextExtents(const wxString& text, wxArrayInt& widths) const = 0 ;
    
    virtual void Translate( wxCoord dx , wxCoord dy ) = 0 ;
    
    virtual void Scale( wxCoord xScale , wxCoord yScale ) = 0 ;
};

class WXDLLEXPORT wxDC: public wxDCBase
{
    DECLARE_DYNAMIC_CLASS(wxDC)
    DECLARE_NO_COPY_CLASS(wxDC)

public:
    wxDC();
    virtual ~wxDC();

    // implement base class pure virtuals
    // ----------------------------------

    virtual void Clear();

    virtual bool StartDoc( const wxString& WXUNUSED(message) ) { return true; }
    virtual void EndDoc(void) {}

    virtual void StartPage(void) {}
    virtual void EndPage(void) {}

    virtual void SetFont(const wxFont& font);
    virtual void SetPen(const wxPen& pen);
    virtual void SetBrush(const wxBrush& brush);
    virtual void SetBackground(const wxBrush& brush);
    virtual void SetBackgroundMode(int mode);
    virtual void SetPalette(const wxPalette& palette);

    virtual void DestroyClippingRegion();

    virtual wxCoord GetCharHeight() const;
    virtual wxCoord GetCharWidth() const;

    virtual bool CanDrawBitmap() const;
    virtual bool CanGetTextExtent() const;
    virtual int GetDepth() const;
    virtual wxSize GetPPI() const;

    virtual void SetLogicalFunction(int function);

    virtual void SetTextForeground(const wxColour& colour);
    virtual void SetTextBackground(const wxColour& colour);

public:
    wxCoord XDEV2LOG(wxCoord x) const       { return DeviceToLogicalX( x ); }
    wxCoord XDEV2LOGREL(wxCoord x) const    { return DeviceToLogicalXRel( x ); }
    wxCoord YDEV2LOG(wxCoord y) const       { return DeviceToLogicalY( y ); }
    wxCoord YDEV2LOGREL(wxCoord y) const    { return DeviceToLogicalYRel( y ); }
    wxCoord XLOG2DEV(wxCoord x) const       { return LogicalToDeviceX( x ); }
    wxCoord XLOG2DEVREL(wxCoord x) const    { return LogicalToDeviceXRel( x ); }
    wxCoord YLOG2DEV(wxCoord y) const       { return LogicalToDeviceY( y ); }
    wxCoord YLOG2DEVREL(wxCoord y) const    { return LogicalToDeviceYRel( y ); }
    // probably no longer needed
    wxCoord XLOG2DEVMAC(wxCoord x) const    { return LogicalToDeviceX( x ); }
    wxCoord YLOG2DEVMAC(wxCoord y) const    { return LogicalToDeviceY( y ); }

#if wxMAC_USE_CORE_GRAPHICS
    wxGraphicsContext* GetGraphicsContext() { return m_graphicContext; }
#else
    WXHRGN MacGetCurrentClipRgn() { return m_macCurrentClipRgn; }
    static void MacSetupBackgroundForCurrentPort(const wxBrush& background );
#endif

protected:
    virtual void DoGetTextExtent(const wxString& string,
        wxCoord *x, wxCoord *y,
        wxCoord *descent = NULL,
        wxCoord *externalLeading = NULL,
        const wxFont *theFont = NULL) const;

    virtual bool DoGetPartialTextExtents(const wxString& text, wxArrayInt& widths) const;

    virtual bool DoFloodFill(wxCoord x, wxCoord y, const wxColour& col,
                             int style = wxFLOOD_SURFACE);

    virtual bool DoGetPixel(wxCoord x, wxCoord y, wxColour *col) const;

    virtual void DoDrawPoint(wxCoord x, wxCoord y);

#if wxMAC_USE_CORE_GRAPHICS && wxUSE_SPLINES
    virtual void DoDrawSpline(wxList *points);
#endif

    virtual void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);

    virtual void DoDrawArc(wxCoord x1, wxCoord y1,
                           wxCoord x2, wxCoord y2,
                           wxCoord xc, wxCoord yc);

    virtual void DoDrawEllipticArc(wxCoord x, wxCoord y, wxCoord w, wxCoord h,
                                   double sa, double ea);

    virtual void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
    virtual void DoDrawRoundedRectangle(wxCoord x, wxCoord y,
                                        wxCoord width, wxCoord height,
                                        double radius);
    virtual void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);

    virtual void DoCrossHair(wxCoord x, wxCoord y);

    virtual void DoDrawIcon(const wxIcon& icon, wxCoord x, wxCoord y);
    virtual void DoDrawBitmap(const wxBitmap &bmp, wxCoord x, wxCoord y,
                              bool useMask = false);

    virtual void DoDrawText(const wxString& text, wxCoord x, wxCoord y);
    virtual void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y,
                                   double angle);

    virtual bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
                        wxDC *source, wxCoord xsrc, wxCoord ysrc,
                        int rop = wxCOPY, bool useMask = false, wxCoord xsrcMask = -1, wxCoord ysrcMask = -1);

    virtual bool DoStretchBlit(wxCoord xdest, wxCoord ydest,
                               wxCoord dstWidth, wxCoord dstHeight,
                               wxDC *source,
                               wxCoord xsrc, wxCoord ysrc,
                               wxCoord srcWidth, wxCoord srcHeight,
                               int rop = wxCOPY, bool useMask = false,
                               wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord);

    // this is gnarly - we can't even call this function DoSetClippingRegion()
    // because of virtual function hiding

    virtual void DoSetClippingRegionAsRegion(const wxRegion& region);
    virtual void DoSetClippingRegion(wxCoord x, wxCoord y,
                                     wxCoord width, wxCoord height);

    virtual void DoGetSizeMM(int *width, int *height) const;

    virtual void DoDrawLines(int n, wxPoint points[],
                             wxCoord xoffset, wxCoord yoffset);
    virtual void DoDrawPolygon(int n, wxPoint points[],
                               wxCoord xoffset, wxCoord yoffset,
                               int fillStyle = wxODDEVEN_RULE);

protected:
    // scaling variables
    double       m_mm_to_pix_x, m_mm_to_pix_y;

     // To be set using SetDeviceOrigin()
     // by external classes such as wxScrolledWindow
    long         m_externalDeviceOriginX, m_externalDeviceOriginY;

#if !wxMAC_USE_CORE_GRAPHICS
    // If un-scrolled is non-zero or d.o. changes with scrolling.
    // Set using SetInternalDeviceOrigin().
    long         m_internalDeviceOriginX, m_internalDeviceOriginY;

    WXHBITMAP            m_macMask;
#endif

    // not yet used
    bool         m_needComputeScaleX, m_needComputeScaleY;

public:
    // implementation
    void                    MacInstallFont() const;

    // in order to preserve the const inheritance of the virtual functions,
    // we have to use mutable variables starting from CWPro 5
    wxPoint                         m_macLocalOrigin;
    mutable void                   *m_macATSUIStyle;

    WXHDC                           m_macPort;

#if wxMAC_USE_CORE_GRAPHICS
    wxGraphicsContext              *m_graphicContext;
#else
    void                            MacInstallPen() const;
    void                            MacInstallBrush() const;

    void                            MacSetupPort( wxMacPortStateHelper *ph ) const;
    void                            MacCleanupPort( wxMacPortStateHelper *ph ) const;

    mutable wxMacPortStateHelper   *m_macCurrentPortStateHelper;

    mutable bool                    m_macFontInstalled;
    mutable bool                    m_macPenInstalled;
    mutable bool                    m_macBrushInstalled;

    WXHRGN                          m_macBoundaryClipRgn;
    WXHRGN                          m_macCurrentClipRgn;
    mutable bool                    m_macFormerAliasState;
    mutable short                   m_macFormerAliasSize;
    mutable bool                    m_macAliasWasEnabled;
    mutable void                   *m_macForegroundPixMap;
    mutable void                   *m_macBackgroundPixMap;
#endif
};

#endif

#endif // _WX_DC_H_
Commit	Line	Data
8cf73271 SC	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: dc.h
	3	// Purpose: wxDC class
	4	// Author: Stefan Csomor
	5	// Modified by:
	6	// Created: 1998-01-01
	7	// RCS-ID: $Id$
	8	// Copyright: (c) Stefan Csomor
65571936	9	// Licence: wxWindows licence
8cf73271 SC	10	/////////////////////////////////////////////////////////////////////////////
	11
	12	#ifndef _WX_DC_H_
	13	#define _WX_DC_H_
	14
8cf73271 SC	15	#include "wx/pen.h"
	16	#include "wx/brush.h"
	17	#include "wx/icon.h"
	18	#include "wx/font.h"
	19	#include "wx/gdicmn.h"
	20
	21	//-----------------------------------------------------------------------------
	22	// constants
	23	//-----------------------------------------------------------------------------
	24
	25	#ifndef MM_TEXT
	26	#define MM_TEXT 0
	27	#define MM_ISOTROPIC 1
	28	#define MM_ANISOTROPIC 2
	29	#define MM_LOMETRIC 3
	30	#define MM_HIMETRIC 4
	31	#define MM_TWIPS 5
	32	#define MM_POINTS 6
	33	#define MM_METRIC 7
	34	#endif
	35
8cf73271	36
f2b8291a	37	class wxMacPortStateHelper;
20b69855	38
8acd14d1	39	#if !wxUSE_GRAPHICS_CONTEXT
24a7b718	40
20b69855 SC	41	class WXDLLEXPORT wxGraphicPath
	42	{
	43	public :
f2b8291a	44	virtual ~wxGraphicPath() {}
e828c96a	45
f2b8291a	46	virtual void MoveToPoint( wxCoord x1, wxCoord y1 ) = 0;
20b69855	47
f2b8291a DS	48	virtual void AddLineToPoint( wxCoord x1, wxCoord y1 ) = 0;
	49
	50	virtual void AddQuadCurveToPoint( wxCoord cx1, wxCoord cy1, wxCoord x1, wxCoord y1 ) = 0;
	51
	52	virtual void AddRectangle( wxCoord x, wxCoord y, wxCoord w, wxCoord h ) = 0;
4bef5a72	53
f2b8291a	54	virtual void AddCircle( wxCoord x, wxCoord y, wxCoord r ) = 0;
4bef5a72 SC	55
4bef5a72 SC	56	// draws a an arc to two tangents connecting (current) to (x1,y1) and (x1,y1) to (x2,y2), also a straight line from (current) to (x1,y1)
e34fb6ea	57	virtual void AddArcToPoint( wxCoord x1, wxCoord y1 , wxCoord x2, wxCoord y2, wxCoord r ) = 0 ;
4bef5a72 SC	58
4bef5a72 SC	59	virtual void AddArc( wxCoord x, wxCoord y, wxCoord r, double startAngle, double endAngle, bool clockwise ) = 0 ;
f2b8291a DS	60
	61	virtual void CloseSubpath() = 0;
	62	};
20b69855 SC	63
	64	class WXDLLEXPORT wxGraphicContext
	65	{
	66	public:
	67	virtual ~wxGraphicContext() {}
	68
4bef5a72 SC	69	virtual wxGraphicPath * CreatePath() = 0;
	70
	71	virtual void PushState() = 0 ;
	72
	73	virtual void PopState() = 0 ;
	74
f2b8291a DS	75	virtual void Clip( const wxRegion &region ) = 0;
f2b8291a DS	76
4bef5a72 SC	77	virtual void SetPen( const wxPen &pen ) = 0;
	78
	79	virtual void SetBrush( const wxBrush &brush ) = 0;
	80
	81	virtual void SetFont( const wxFont &font ) = 0 ;
	82
	83	virtual void SetTextColor( const wxColour &col ) = 0 ;
	84
f2b8291a DS	85	virtual void StrokePath( const wxGraphicPath *path ) = 0;
	86
	87	virtual void DrawPath( const wxGraphicPath *path, int fillStyle = wxWINDING_RULE ) = 0;
	88
	89	virtual void FillPath( const wxGraphicPath *path, const wxColor &fillColor, int fillStyle = wxWINDING_RULE ) = 0;
	90
4bef5a72 SC	91	virtual void DrawBitmap( const wxBitmap &bmp, wxCoord x, wxCoord y, wxCoord w, wxCoord h ) = 0 ;
	92
	93	virtual void DrawIcon( const wxIcon &icon, wxCoord x, wxCoord y, wxCoord w, wxCoord h ) = 0 ;
	94
	95	virtual void DrawText( const wxString &str, wxCoord x, wxCoord y, double angle ) = 0 ;
	96
	97	virtual void GetTextExtent( const wxString &text, wxCoord width, wxCoord height,
	98	wxCoord descent, wxCoord externalLeading ) const = 0 ;
	99
	100	virtual void GetPartialTextExtents(const wxString& text, wxArrayInt& widths) const = 0 ;
	101
	102	virtual void Translate( wxCoord dx , wxCoord dy ) = 0 ;
	103
	104	virtual void Scale( wxCoord xScale , wxCoord yScale ) = 0 ;
f2b8291a	105	};
20b69855	106
8cf73271 SC	107	class WXDLLEXPORT wxDC: public wxDCBase
	108	{
	109	DECLARE_DYNAMIC_CLASS(wxDC)
	110	DECLARE_NO_COPY_CLASS(wxDC)
	111
ba4afb6b	112	public:
8cf73271	113	wxDC();
d3c7fc99	114	virtual ~wxDC();
c5789d15	115
8cf73271 SC	116	// implement base class pure virtuals
	117	// ----------------------------------
	118
	119	virtual void Clear();
	120
b1263dcf	121	virtual bool StartDoc( const wxString& WXUNUSED(message) ) { return true; }
f2b8291a	122	virtual void EndDoc(void) {}
c5789d15	123
f2b8291a DS	124	virtual void StartPage(void) {}
f2b8291a DS	125	virtual void EndPage(void) {}
8cf73271 SC	126
	127	virtual void SetFont(const wxFont& font);
	128	virtual void SetPen(const wxPen& pen);
	129	virtual void SetBrush(const wxBrush& brush);
	130	virtual void SetBackground(const wxBrush& brush);
	131	virtual void SetBackgroundMode(int mode);
	132	virtual void SetPalette(const wxPalette& palette);
	133
	134	virtual void DestroyClippingRegion();
	135
	136	virtual wxCoord GetCharHeight() const;
	137	virtual wxCoord GetCharWidth() const;
8cf73271 SC	138
	139	virtual bool CanDrawBitmap() const;
	140	virtual bool CanGetTextExtent() const;
	141	virtual int GetDepth() const;
	142	virtual wxSize GetPPI() const;
	143
8cf73271 SC	144	virtual void SetLogicalFunction(int function);
8cf73271 SC	145
f2b8291a DS	146	virtual void SetTextForeground(const wxColour& colour);
f2b8291a DS	147	virtual void SetTextBackground(const wxColour& colour);
8cf73271	148
ba4afb6b	149	public:
04ab8b6d RR	150	wxCoord XDEV2LOG(wxCoord x) const { return DeviceToLogicalX( x ); }
	151	wxCoord XDEV2LOGREL(wxCoord x) const { return DeviceToLogicalXRel( x ); }
	152	wxCoord YDEV2LOG(wxCoord y) const { return DeviceToLogicalY( y ); }
	153	wxCoord YDEV2LOGREL(wxCoord y) const { return DeviceToLogicalYRel( y ); }
	154	wxCoord XLOG2DEV(wxCoord x) const { return LogicalToDeviceX( x ); }
	155	wxCoord XLOG2DEVREL(wxCoord x) const { return LogicalToDeviceXRel( x ); }
	156	wxCoord YLOG2DEV(wxCoord y) const { return LogicalToDeviceY( y ); }
	157	wxCoord YLOG2DEVREL(wxCoord y) const { return LogicalToDeviceYRel( y ); }
	158	// probably no longer needed
	159	wxCoord XLOG2DEVMAC(wxCoord x) const { return LogicalToDeviceX( x ); }
	160	wxCoord YLOG2DEVMAC(wxCoord y) const { return LogicalToDeviceY( y ); }
ba4afb6b	161
71cc158e	162	#if wxMAC_USE_CORE_GRAPHICS
fd8bb466	163	wxGraphicsContext* GetGraphicsContext() { return m_graphicContext; }
71cc158e	164	#else
f2b8291a DS	165	WXHRGN MacGetCurrentClipRgn() { return m_macCurrentClipRgn; }
f2b8291a DS	166	static void MacSetupBackgroundForCurrentPort(const wxBrush& background );
20b69855	167	#endif
8cf73271 SC	168
8cf73271 SC	169	protected:
6f02a879 VZ	170	virtual void DoGetTextExtent(const wxString& string,
	171	wxCoord x, wxCoord y,
	172	wxCoord *descent = NULL,
	173	wxCoord *externalLeading = NULL,
c94f845b	174	const wxFont *theFont = NULL) const;
f2b8291a	175
6f02a879 VZ	176	virtual bool DoGetPartialTextExtents(const wxString& text, wxArrayInt& widths) const;
6f02a879 VZ	177
8cf73271 SC	178	virtual bool DoFloodFill(wxCoord x, wxCoord y, const wxColour& col,
	179	int style = wxFLOOD_SURFACE);
	180
	181	virtual bool DoGetPixel(wxCoord x, wxCoord y, wxColour *col) const;
	182
	183	virtual void DoDrawPoint(wxCoord x, wxCoord y);
f2b8291a	184
e828c96a SC	185	#if wxMAC_USE_CORE_GRAPHICS && wxUSE_SPLINES
	186	virtual void DoDrawSpline(wxList *points);
	187	#endif
f2b8291a	188
8cf73271 SC	189	virtual void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
	190
	191	virtual void DoDrawArc(wxCoord x1, wxCoord y1,
	192	wxCoord x2, wxCoord y2,
	193	wxCoord xc, wxCoord yc);
c5789d15	194
8cf73271 SC	195	virtual void DoDrawEllipticArc(wxCoord x, wxCoord y, wxCoord w, wxCoord h,
	196	double sa, double ea);
	197
	198	virtual void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
	199	virtual void DoDrawRoundedRectangle(wxCoord x, wxCoord y,
	200	wxCoord width, wxCoord height,
	201	double radius);
	202	virtual void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
	203
	204	virtual void DoCrossHair(wxCoord x, wxCoord y);
	205
	206	virtual void DoDrawIcon(const wxIcon& icon, wxCoord x, wxCoord y);
	207	virtual void DoDrawBitmap(const wxBitmap &bmp, wxCoord x, wxCoord y,
b1263dcf	208	bool useMask = false);
8cf73271 SC	209
	210	virtual void DoDrawText(const wxString& text, wxCoord x, wxCoord y);
	211	virtual void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y,
	212	double angle);
	213
	214	virtual bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
	215	wxDC *source, wxCoord xsrc, wxCoord ysrc,
b1263dcf	216	int rop = wxCOPY, bool useMask = false, wxCoord xsrcMask = -1, wxCoord ysrcMask = -1);
8cf73271	217
e3b81044 VZ	218	virtual bool DoStretchBlit(wxCoord xdest, wxCoord ydest,
	219	wxCoord dstWidth, wxCoord dstHeight,
	220	wxDC *source,
	221	wxCoord xsrc, wxCoord ysrc,
	222	wxCoord srcWidth, wxCoord srcHeight,
	223	int rop = wxCOPY, bool useMask = false,
	224	wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord);
	225
8cf73271 SC	226	// this is gnarly - we can't even call this function DoSetClippingRegion()
8cf73271 SC	227	// because of virtual function hiding
f2b8291a	228
8cf73271 SC	229	virtual void DoSetClippingRegionAsRegion(const wxRegion& region);
	230	virtual void DoSetClippingRegion(wxCoord x, wxCoord y,
	231	wxCoord width, wxCoord height);
8cf73271	232
f2b8291a	233	virtual void DoGetSizeMM(int width, int height) const;
8cf73271 SC	234
	235	virtual void DoDrawLines(int n, wxPoint points[],
	236	wxCoord xoffset, wxCoord yoffset);
	237	virtual void DoDrawPolygon(int n, wxPoint points[],
	238	wxCoord xoffset, wxCoord yoffset,
	239	int fillStyle = wxODDEVEN_RULE);
	240
ba4afb6b DS	241	protected:
	242	// scaling variables
	243	double m_mm_to_pix_x, m_mm_to_pix_y;
	244
	245	// To be set using SetDeviceOrigin()
	246	// by external classes such as wxScrolledWindow
	247	long m_externalDeviceOriginX, m_externalDeviceOriginY;
	248
377a6b3e	249	#if !wxMAC_USE_CORE_GRAPHICS
8cf73271 SC	250	// If un-scrolled is non-zero or d.o. changes with scrolling.
8cf73271 SC	251	// Set using SetInternalDeviceOrigin().
ba4afb6b	252	long m_internalDeviceOriginX, m_internalDeviceOriginY;
c5789d15	253
f2b8291a	254	WXHBITMAP m_macMask;
20b69855	255	#endif
8cf73271	256
ba4afb6b DS	257	// not yet used
ba4afb6b DS	258	bool m_needComputeScaleX, m_needComputeScaleY;
8cf73271	259
ba4afb6b DS	260	public:
ba4afb6b DS	261	// implementation
f2b8291a	262	void MacInstallFont() const;
20b69855	263
ba4afb6b DS	264	// in order to preserve the const inheritance of the virtual functions,
ba4afb6b DS	265	// we have to use mutable variables starting from CWPro 5
f2b8291a DS	266	wxPoint m_macLocalOrigin;
f2b8291a DS	267	mutable void *m_macATSUIStyle;
8cf73271	268
f2b8291a	269	WXHDC m_macPort;
ba4afb6b	270
20b69855	271	#if wxMAC_USE_CORE_GRAPHICS
fd8bb466	272	wxGraphicsContext *m_graphicContext;
20b69855	273	#else
f2b8291a DS	274	void MacInstallPen() const;
	275	void MacInstallBrush() const;
	276
	277	void MacSetupPort( wxMacPortStateHelper *ph ) const;
	278	void MacCleanupPort( wxMacPortStateHelper *ph ) const;
	279
	280	mutable wxMacPortStateHelper *m_macCurrentPortStateHelper;
	281
	282	mutable bool m_macFontInstalled;
	283	mutable bool m_macPenInstalled;
	284	mutable bool m_macBrushInstalled;
	285
	286	WXHRGN m_macBoundaryClipRgn;
	287	WXHRGN m_macCurrentClipRgn;
	288	mutable bool m_macFormerAliasState;
	289	mutable short m_macFormerAliasSize;
	290	mutable bool m_macAliasWasEnabled;
	291	mutable void *m_macForegroundPixMap;
	292	mutable void *m_macBackgroundPixMap;
20b69855	293	#endif
8cf73271 SC	294	};
8cf73271 SC	295
24a7b718 SC	296	#endif
24a7b718 SC	297
ba4afb6b	298	#endif // _WX_DC_H_