[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_

#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#pragma interface "dc.h"
#endif

#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

//-----------------------------------------------------------------------------
// global variables
//-----------------------------------------------------------------------------

extern int wxPageNumber;

class wxMacPortStateHelper ;

class WXDLLEXPORT wxGraphicPath
{
public :
    virtual ~wxGraphicPath() {} 
    
    virtual void MoveToPoint( wxCoord x1 , wxCoord y1 ) = 0 ;
    
    virtual void AddLineToPoint( 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 ;

    virtual void CloseSubpath() = 0 ;
} ;

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

    virtual void Clip( const wxRegion &region ) = 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 SetPen( const wxPen &pen ) = 0 ;
    
    virtual void SetBrush( const wxBrush &brush ) = 0 ;
    
    virtual wxGraphicPath* CreatePath() = 0 ;
} ;

//-----------------------------------------------------------------------------
// wxDC
//-----------------------------------------------------------------------------

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

  public:

    wxDC();
    ~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 void DoGetTextExtent(const wxString& string,
                                 wxCoord *x, wxCoord *y,
                                 wxCoord *descent = NULL,
                                 wxCoord *externalLeading = NULL,
                                 wxFont *theFont = NULL) const;
    virtual bool DoGetPartialTextExtents(const wxString& text, wxArrayInt& widths) const;

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

    virtual void SetMapMode(int mode);
    virtual void SetUserScale(double x, double y);

    virtual void SetLogicalScale(double x, double y);
    virtual void SetLogicalOrigin(wxCoord x, wxCoord y);
    virtual void SetDeviceOrigin(wxCoord x, wxCoord y);
    virtual void SetAxisOrientation(bool xLeftRight, bool yBottomUp);
    virtual void SetLogicalFunction(int function);

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

    virtual void ComputeScaleAndOrigin();

  public:

    wxCoord XDEV2LOG(wxCoord x) const
    {
      long new_x = x - m_deviceOriginX ;
      if (new_x > 0)
        return (wxCoord)((double)(new_x) / m_scaleX + 0.5) * m_signX + m_logicalOriginX;
      else
        return (wxCoord)((double)(new_x) / m_scaleX - 0.5) * m_signX + m_logicalOriginX;
    }
    wxCoord XDEV2LOGREL(wxCoord x) const
    {
      if (x > 0)
        return (wxCoord)((double)(x) / m_scaleX + 0.5);
      else
        return (wxCoord)((double)(x) / m_scaleX - 0.5);
    }
    wxCoord YDEV2LOG(wxCoord y) const
    {
      long new_y = y - m_deviceOriginY ;
      if (new_y > 0)
        return (wxCoord)((double)(new_y) / m_scaleY + 0.5) * m_signY + m_logicalOriginY;
      else
        return (wxCoord)((double)(new_y) / m_scaleY - 0.5) * m_signY + m_logicalOriginY;
    }
    wxCoord YDEV2LOGREL(wxCoord y) const
    {
      if (y > 0)
        return (wxCoord)((double)(y) / m_scaleY + 0.5);
      else
        return (wxCoord)((double)(y) / m_scaleY - 0.5);
    }
    wxCoord XLOG2DEV(wxCoord x) const
    {
      long new_x = x - m_logicalOriginX;
      if (new_x > 0)
        return (wxCoord)((double)(new_x) * m_scaleX + 0.5) * m_signX + m_deviceOriginX  ;
      else
        return (wxCoord)((double)(new_x) * m_scaleX - 0.5) * m_signX + m_deviceOriginX ;
    }
    wxCoord XLOG2DEVREL(wxCoord x) const
    {
      if (x > 0)
        return (wxCoord)((double)(x) * m_scaleX + 0.5);
      else
        return (wxCoord)((double)(x) * m_scaleX - 0.5);
    }
    wxCoord YLOG2DEV(wxCoord y) const
    {
      long new_y = y - m_logicalOriginY ;
      if (new_y > 0)
        return (wxCoord)((double)(new_y) * m_scaleY + 0.5) * m_signY + m_deviceOriginY ;
      else
        return (wxCoord)((double)(new_y) * m_scaleY - 0.5) * m_signY + m_deviceOriginY ;
    }
    wxCoord YLOG2DEVREL(wxCoord y) const
    {
      if (y > 0)
        return (wxCoord)((double)(y) * m_scaleY + 0.5);
      else
        return (wxCoord)((double)(y) * m_scaleY - 0.5);
    }
    wxCoord XLOG2DEVMAC(wxCoord x) const
    {
      long new_x = x - m_logicalOriginX;
      if (new_x > 0)
        return (wxCoord)((double)(new_x) * m_scaleX + 0.5) * m_signX + m_deviceOriginX + m_macLocalOrigin.x ;
      else
        return (wxCoord)((double)(new_x) * m_scaleX - 0.5) * m_signX + m_deviceOriginX + m_macLocalOrigin.x ;
    }
    wxCoord YLOG2DEVMAC(wxCoord y) const
    {
      long new_y = y - m_logicalOriginY ;
      if (new_y > 0)
        return (wxCoord)((double)(new_y) * m_scaleY + 0.5) * m_signY + m_deviceOriginY + m_macLocalOrigin.y ;
      else
        return (wxCoord)((double)(new_y) * m_scaleY - 0.5) * m_signY + m_deviceOriginY + m_macLocalOrigin.y ;
    }
#if wxMAC_USE_CORE_GRAPHICS
    wxGraphicContext* GetGraphicContext() { return m_graphicContext ; }
#else
    WXHRGN MacGetCurrentClipRgn() { return m_macCurrentClipRgn ; }
    static void MacSetupBackgroundForCurrentPort(const wxBrush& background ) ;
#endif
//

protected:
    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);
    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);

    // 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:
    //begin wxmac
    // Variables used for scaling
    double       m_mm_to_pix_x,m_mm_to_pix_y;
    // not yet used
    bool         m_needComputeScaleX,m_needComputeScaleY;
    // If un-scrolled is non-zero or d.o. changes with scrolling.
    // Set using SetInternalDeviceOrigin().
    long         m_internalDeviceOriginX,m_internalDeviceOriginY;
     // To be set by external classes such as wxScrolledWindow
     // using SetDeviceOrigin()
    long         m_externalDeviceOriginX,m_externalDeviceOriginY;

    // Begin implementation for Mac
    public:

#if !wxMAC_USE_CORE_GRAPHICS
    WXHBITMAP            m_macMask ;
#endif

    // in order to preserve the const inheritance of the virtual functions, we have to
    // use mutable variables starting from CWPro 5

    void                    MacInstallFont() const ;
#if !wxMAC_USE_CORE_GRAPHICS
    void                    MacInstallPen() const ;
    void                    MacInstallBrush() const ;
#endif

    wxPoint                         m_macLocalOrigin ;
    mutable void*                   m_macATSUIStyle ;

    WXHDC                           m_macPort ;
#if wxMAC_USE_CORE_GRAPHICS
    // CoreGraphics
    wxGraphicContext                * m_graphicContext ;
    wxPoint                         m_macLocalOriginInPort ;
#else
    mutable bool                    m_macFontInstalled ;
    mutable bool                    m_macPenInstalled ;
    mutable bool                    m_macBrushInstalled ;

    WXHRGN                          m_macBoundaryClipRgn ;
    WXHRGN                          m_macCurrentClipRgn ;
    void                            MacSetupPort( wxMacPortStateHelper* ph ) const ;
    void                            MacCleanupPort( wxMacPortStateHelper* ph ) const ;
    mutable wxMacPortStateHelper*   m_macCurrentPortStateHelper ;
    mutable bool                    m_macFormerAliasState ;
    mutable short                   m_macFormerAliasSize ;
    mutable bool                    m_macAliasWasEnabled ;
    mutable void*                   m_macForegroundPixMap ;
    mutable void*                   m_macBackgroundPixMap ;
#endif
    
#if wxMAC_USE_CORE_GRAPHICS
#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
	15	#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
	16	#pragma interface "dc.h"
	17	#endif
	18
	19	#include "wx/pen.h"
	20	#include "wx/brush.h"
	21	#include "wx/icon.h"
	22	#include "wx/font.h"
	23	#include "wx/gdicmn.h"
	24
	25	//-----------------------------------------------------------------------------
	26	// constants
	27	//-----------------------------------------------------------------------------
	28
	29	#ifndef MM_TEXT
	30	#define MM_TEXT 0
	31	#define MM_ISOTROPIC 1
	32	#define MM_ANISOTROPIC 2
	33	#define MM_LOMETRIC 3
	34	#define MM_HIMETRIC 4
	35	#define MM_TWIPS 5
	36	#define MM_POINTS 6
	37	#define MM_METRIC 7
	38	#endif
	39
	40	//-----------------------------------------------------------------------------
	41	// global variables
	42	//-----------------------------------------------------------------------------
	43
	44	extern int wxPageNumber;
	45
	46	class wxMacPortStateHelper ;
20b69855 SC	47
	48	class WXDLLEXPORT wxGraphicPath
	49	{
	50	public :
	51	virtual ~wxGraphicPath() {}
	52
	53	virtual void MoveToPoint( wxCoord x1 , wxCoord y1 ) = 0 ;
	54
	55	virtual void AddLineToPoint( wxCoord x1 , wxCoord y1 ) = 0 ;
	56
	57	virtual void AddRectangle( wxCoord x, wxCoord y, wxCoord w, wxCoord h ) = 0 ;
	58
	59	virtual void AddCircle( wxCoord x, wxCoord y , wxCoord r ) = 0 ;
	60
	61	virtual void CloseSubpath() = 0 ;
	62	} ;
	63
	64	class WXDLLEXPORT wxGraphicContext
	65	{
	66	public:
	67	virtual ~wxGraphicContext() {}
	68
	69	virtual void Clip( const wxRegion &region ) = 0 ;
	70
	71	virtual void StrokePath( const wxGraphicPath *path ) = 0 ;
	72
	73	virtual void DrawPath( const wxGraphicPath *path , int fillStyle = wxWINDING_RULE ) = 0 ;
	74
	75	virtual void FillPath( const wxGraphicPath *path , const wxColor &fillColor , int fillStyle = wxWINDING_RULE ) = 0 ;
	76
	77	virtual void SetPen( const wxPen &pen ) = 0 ;
	78
	79	virtual void SetBrush( const wxBrush &brush ) = 0 ;
	80
	81	virtual wxGraphicPath* CreatePath() = 0 ;
	82	} ;
	83
8cf73271 SC	84	//-----------------------------------------------------------------------------
	85	// wxDC
	86	//-----------------------------------------------------------------------------
	87
	88	class WXDLLEXPORT wxDC: public wxDCBase
	89	{
	90	DECLARE_DYNAMIC_CLASS(wxDC)
	91	DECLARE_NO_COPY_CLASS(wxDC)
	92
	93	public:
	94
	95	wxDC();
	96	~wxDC();
c5789d15	97
8cf73271 SC	98
	99	// implement base class pure virtuals
	100	// ----------------------------------
	101
	102	virtual void Clear();
	103
b1263dcf	104	virtual bool StartDoc( const wxString& WXUNUSED(message) ) { return true; }
8cf73271	105	virtual void EndDoc(void) {};
c5789d15	106
8cf73271 SC	107	virtual void StartPage(void) {};
	108	virtual void EndPage(void) {};
	109
	110	virtual void SetFont(const wxFont& font);
	111	virtual void SetPen(const wxPen& pen);
	112	virtual void SetBrush(const wxBrush& brush);
	113	virtual void SetBackground(const wxBrush& brush);
	114	virtual void SetBackgroundMode(int mode);
	115	virtual void SetPalette(const wxPalette& palette);
	116
	117	virtual void DestroyClippingRegion();
	118
	119	virtual wxCoord GetCharHeight() const;
	120	virtual wxCoord GetCharWidth() const;
	121	virtual void DoGetTextExtent(const wxString& string,
	122	wxCoord x, wxCoord y,
	123	wxCoord *descent = NULL,
	124	wxCoord *externalLeading = NULL,
	125	wxFont *theFont = NULL) const;
	126	virtual bool DoGetPartialTextExtents(const wxString& text, wxArrayInt& widths) const;
	127
	128	virtual bool CanDrawBitmap() const;
	129	virtual bool CanGetTextExtent() const;
	130	virtual int GetDepth() const;
	131	virtual wxSize GetPPI() const;
	132
	133	virtual void SetMapMode(int mode);
	134	virtual void SetUserScale(double x, double y);
	135
	136	virtual void SetLogicalScale(double x, double y);
	137	virtual void SetLogicalOrigin(wxCoord x, wxCoord y);
	138	virtual void SetDeviceOrigin(wxCoord x, wxCoord y);
	139	virtual void SetAxisOrientation(bool xLeftRight, bool yBottomUp);
	140	virtual void SetLogicalFunction(int function);
	141
	142	virtual void SetTextForeground(const wxColour& colour) ;
	143	virtual void SetTextBackground(const wxColour& colour) ;
	144
b1263dcf	145	virtual void ComputeScaleAndOrigin();
c5789d15	146
b1263dcf	147	public:
c5789d15	148
8cf73271 SC	149	wxCoord XDEV2LOG(wxCoord x) const
	150	{
	151	long new_x = x - m_deviceOriginX ;
	152	if (new_x > 0)
	153	return (wxCoord)((double)(new_x) / m_scaleX + 0.5) * m_signX + m_logicalOriginX;
	154	else
	155	return (wxCoord)((double)(new_x) / m_scaleX - 0.5) * m_signX + m_logicalOriginX;
	156	}
	157	wxCoord XDEV2LOGREL(wxCoord x) const
c5789d15	158	{
8cf73271 SC	159	if (x > 0)
	160	return (wxCoord)((double)(x) / m_scaleX + 0.5);
	161	else
	162	return (wxCoord)((double)(x) / m_scaleX - 0.5);
	163	}
	164	wxCoord YDEV2LOG(wxCoord y) const
	165	{
	166	long new_y = y - m_deviceOriginY ;
	167	if (new_y > 0)
	168	return (wxCoord)((double)(new_y) / m_scaleY + 0.5) * m_signY + m_logicalOriginY;
	169	else
	170	return (wxCoord)((double)(new_y) / m_scaleY - 0.5) * m_signY + m_logicalOriginY;
	171	}
	172	wxCoord YDEV2LOGREL(wxCoord y) const
c5789d15	173	{
8cf73271 SC	174	if (y > 0)
	175	return (wxCoord)((double)(y) / m_scaleY + 0.5);
	176	else
	177	return (wxCoord)((double)(y) / m_scaleY - 0.5);
	178	}
	179	wxCoord XLOG2DEV(wxCoord x) const
c5789d15	180	{
8cf73271 SC	181	long new_x = x - m_logicalOriginX;
	182	if (new_x > 0)
	183	return (wxCoord)((double)(new_x) * m_scaleX + 0.5) * m_signX + m_deviceOriginX ;
	184	else
	185	return (wxCoord)((double)(new_x) * m_scaleX - 0.5) * m_signX + m_deviceOriginX ;
	186	}
	187	wxCoord XLOG2DEVREL(wxCoord x) const
c5789d15	188	{
8cf73271 SC	189	if (x > 0)
	190	return (wxCoord)((double)(x) * m_scaleX + 0.5);
	191	else
	192	return (wxCoord)((double)(x) * m_scaleX - 0.5);
	193	}
	194	wxCoord YLOG2DEV(wxCoord y) const
	195	{
	196	long new_y = y - m_logicalOriginY ;
	197	if (new_y > 0)
	198	return (wxCoord)((double)(new_y) * m_scaleY + 0.5) * m_signY + m_deviceOriginY ;
	199	else
	200	return (wxCoord)((double)(new_y) * m_scaleY - 0.5) * m_signY + m_deviceOriginY ;
	201	}
	202	wxCoord YLOG2DEVREL(wxCoord y) const
c5789d15	203	{
8cf73271 SC	204	if (y > 0)
	205	return (wxCoord)((double)(y) * m_scaleY + 0.5);
	206	else
	207	return (wxCoord)((double)(y) * m_scaleY - 0.5);
	208	}
	209	wxCoord XLOG2DEVMAC(wxCoord x) const
c5789d15	210	{
8cf73271 SC	211	long new_x = x - m_logicalOriginX;
	212	if (new_x > 0)
	213	return (wxCoord)((double)(new_x) * m_scaleX + 0.5) * m_signX + m_deviceOriginX + m_macLocalOrigin.x ;
	214	else
	215	return (wxCoord)((double)(new_x) * m_scaleX - 0.5) * m_signX + m_deviceOriginX + m_macLocalOrigin.x ;
	216	}
	217	wxCoord YLOG2DEVMAC(wxCoord y) const
	218	{
	219	long new_y = y - m_logicalOriginY ;
	220	if (new_y > 0)
	221	return (wxCoord)((double)(new_y) * m_scaleY + 0.5) * m_signY + m_deviceOriginY + m_macLocalOrigin.y ;
	222	else
	223	return (wxCoord)((double)(new_y) * m_scaleY - 0.5) * m_signY + m_deviceOriginY + m_macLocalOrigin.y ;
	224	}
71cc158e SC	225	#if wxMAC_USE_CORE_GRAPHICS
	226	wxGraphicContext* GetGraphicContext() { return m_graphicContext ; }
	227	#else
8cf73271 SC	228	WXHRGN MacGetCurrentClipRgn() { return m_macCurrentClipRgn ; }
8cf73271 SC	229	static void MacSetupBackgroundForCurrentPort(const wxBrush& background ) ;
20b69855	230	#endif
8cf73271 SC	231	//
	232
	233	protected:
	234	virtual bool DoFloodFill(wxCoord x, wxCoord y, const wxColour& col,
	235	int style = wxFLOOD_SURFACE);
	236
	237	virtual bool DoGetPixel(wxCoord x, wxCoord y, wxColour *col) const;
	238
	239	virtual void DoDrawPoint(wxCoord x, wxCoord y);
	240	virtual void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
	241
	242	virtual void DoDrawArc(wxCoord x1, wxCoord y1,
	243	wxCoord x2, wxCoord y2,
	244	wxCoord xc, wxCoord yc);
c5789d15	245
8cf73271 SC	246	virtual void DoDrawEllipticArc(wxCoord x, wxCoord y, wxCoord w, wxCoord h,
	247	double sa, double ea);
	248
	249	virtual void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
	250	virtual void DoDrawRoundedRectangle(wxCoord x, wxCoord y,
	251	wxCoord width, wxCoord height,
	252	double radius);
	253	virtual void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
	254
	255	virtual void DoCrossHair(wxCoord x, wxCoord y);
	256
	257	virtual void DoDrawIcon(const wxIcon& icon, wxCoord x, wxCoord y);
	258	virtual void DoDrawBitmap(const wxBitmap &bmp, wxCoord x, wxCoord y,
b1263dcf	259	bool useMask = false);
8cf73271 SC	260
	261	virtual void DoDrawText(const wxString& text, wxCoord x, wxCoord y);
	262	virtual void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y,
	263	double angle);
	264
	265	virtual bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
	266	wxDC *source, wxCoord xsrc, wxCoord ysrc,
b1263dcf	267	int rop = wxCOPY, bool useMask = false, wxCoord xsrcMask = -1, wxCoord ysrcMask = -1);
8cf73271 SC	268
	269	// this is gnarly - we can't even call this function DoSetClippingRegion()
	270	// because of virtual function hiding
	271	virtual void DoSetClippingRegionAsRegion(const wxRegion& region);
	272	virtual void DoSetClippingRegion(wxCoord x, wxCoord y,
	273	wxCoord width, wxCoord height);
8cf73271 SC	274
	275	virtual void DoGetSizeMM(int* width, int* height) const;
	276
	277	virtual void DoDrawLines(int n, wxPoint points[],
	278	wxCoord xoffset, wxCoord yoffset);
	279	virtual void DoDrawPolygon(int n, wxPoint points[],
	280	wxCoord xoffset, wxCoord yoffset,
	281	int fillStyle = wxODDEVEN_RULE);
	282
	283	protected:
	284	//begin wxmac
	285	// Variables used for scaling
c5789d15	286	double m_mm_to_pix_x,m_mm_to_pix_y;
8cf73271	287	// not yet used
c5789d15	288	bool m_needComputeScaleX,m_needComputeScaleY;
8cf73271 SC	289	// If un-scrolled is non-zero or d.o. changes with scrolling.
	290	// Set using SetInternalDeviceOrigin().
	291	long m_internalDeviceOriginX,m_internalDeviceOriginY;
	292	// To be set by external classes such as wxScrolledWindow
	293	// using SetDeviceOrigin()
	294	long m_externalDeviceOriginX,m_externalDeviceOriginY;
c5789d15	295
8cf73271 SC	296	// Begin implementation for Mac
8cf73271 SC	297	public:
c5789d15	298
20b69855	299	#if !wxMAC_USE_CORE_GRAPHICS
8cf73271	300	WXHBITMAP m_macMask ;
20b69855	301	#endif
8cf73271	302
c5789d15	303	// in order to preserve the const inheritance of the virtual functions, we have to
8cf73271 SC	304	// use mutable variables starting from CWPro 5
	305
	306	void MacInstallFont() const ;
20b69855	307	#if !wxMAC_USE_CORE_GRAPHICS
8cf73271 SC	308	void MacInstallPen() const ;
8cf73271 SC	309	void MacInstallBrush() const ;
20b69855 SC	310	#endif
20b69855 SC	311
ddb08e02	312	wxPoint m_macLocalOrigin ;
20b69855	313	mutable void* m_macATSUIStyle ;
8cf73271	314
ddb08e02	315	WXHDC m_macPort ;
20b69855 SC	316	#if wxMAC_USE_CORE_GRAPHICS
	317	// CoreGraphics
	318	wxGraphicContext * m_graphicContext ;
880f5369	319	wxPoint m_macLocalOriginInPort ;
20b69855	320	#else
880f5369 SC	321	mutable bool m_macFontInstalled ;
	322	mutable bool m_macPenInstalled ;
	323	mutable bool m_macBrushInstalled ;
	324
	325	WXHRGN m_macBoundaryClipRgn ;
	326	WXHRGN m_macCurrentClipRgn ;
	327	void MacSetupPort( wxMacPortStateHelper* ph ) const ;
	328	void MacCleanupPort( wxMacPortStateHelper* ph ) const ;
8cf73271 SC	329	mutable wxMacPortStateHelper* m_macCurrentPortStateHelper ;
	330	mutable bool m_macFormerAliasState ;
	331	mutable short m_macFormerAliasSize ;
	332	mutable bool m_macAliasWasEnabled ;
	333	mutable void* m_macForegroundPixMap ;
	334	mutable void* m_macBackgroundPixMap ;
20b69855	335	#endif
613a24f7	336
20b69855 SC	337	#if wxMAC_USE_CORE_GRAPHICS
20b69855 SC	338	#endif
8cf73271 SC	339	};
	340
	341	#endif
	342	// _WX_DC_H_