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

/////////////////////////////////////////////////////////////////////////////
// Name:        dc.h
// Purpose:     wxDC class
// Author:      AUTHOR
// Modified by:
// Created:     ??/??/98
// RCS-ID:      $Id$
// Copyright:   (c) AUTHOR
// Licence:   	wxWindows licence
/////////////////////////////////////////////////////////////////////////////

#ifndef _WX_DC_H_
#define _WX_DC_H_

#ifdef __GNUG__
#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"
#include "wx/mac/aga.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;

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

class WXDLLEXPORT wxDC: public wxDCBase
{
  DECLARE_DYNAMIC_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 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) ;

//
//

/*
    void BeginDrawing(void) {};
    void EndDrawing(void) {};
    
    virtual bool Ok(void) const { return m_ok; };

    virtual void FloodFill( long x1, long y1, const wxColour& col, int style=wxFLOOD_SURFACE );
    inline void FloodFill(const wxPoint& pt, const wxColour& col, int style=wxFLOOD_SURFACE)
    {
        FloodFill(pt.x, pt.y, col, style);
    }

    virtual bool GetPixel( long x1, long y1, wxColour *col ) const ;
    inline bool GetPixel(const wxPoint& pt, wxColour *col) const
    {
        return GetPixel(pt.x, pt.y, col);
    }

    virtual void DrawLine( long x1, long y1, long x2, long y2 );
    inline void DrawLine(const wxPoint& pt1, const wxPoint& pt2)
    {
        DrawLine(pt1.x, pt1.y, pt2.x, pt2.y);
    }

    virtual void CrossHair( long x, long y );
    inline void CrossHair(const wxPoint& pt)
    {
        CrossHair(pt.x, pt.y);
    }

    virtual void DrawArc( long x1, long y1, long x2, long y2, long xc, long yc );
    inline void DrawArc(const wxPoint& pt1, const wxPoint& pt2, const wxPoint& centre)
    {
        DrawArc(pt1.x, pt1.y, pt2.x, pt2.y, centre.x, centre.y);
    }

    virtual void DrawEllipticArc( long x, long y, long width, long height, double sa, double ea );
    virtual void DrawEllipticArc (const wxPoint& pt, const wxSize& sz, double sa, double ea)
    {
        DrawEllipticArc(pt.x, pt.y, sz.x, sz.y, sa, ea);
    }

    virtual void DrawPoint( long x, long y );
    virtual void DrawPoint( wxPoint& point );
    
    virtual void DrawLines( int n, wxPoint points[], long xoffset = 0, long yoffset = 0 );
    virtual void DrawLines( wxList *points, long xoffset = 0, long yoffset = 0 );
    virtual void DrawPolygon( int n, wxPoint points[], long xoffset = 0, long yoffset = 0, 
                              int fillStyle=wxODDEVEN_RULE );
    virtual void DrawPolygon( wxList *lines, long xoffset = 0, long yoffset = 0, 
                              int fillStyle=wxODDEVEN_RULE );
    
    virtual void DrawRectangle( long x, long y, long width, long height );
    inline void DrawRectangle(const wxPoint& pt, const wxSize& sz)
    {
        DrawRectangle(pt.x, pt.y, sz.x, sz.y);
    }
    inline void DrawRectangle(const wxRect& rect)
    {
        DrawRectangle(rect.x, rect.y, rect.width, rect.height);
    }
    virtual void DrawRoundedRectangle( long x, long y, long width, long height, double radius = 20.0 );
    inline void DrawRoundedRectangle(const wxPoint& pt, const wxSize& sz, double radius = 20.0)
    {
        DrawRoundedRectangle(pt.x, pt.y, sz.x, sz.y, radius);
    }
    inline void DrawRoundedRectangle(const wxRect& rect, double radius = 20.0)
    {
        DrawRoundedRectangle(rect.x, rect.y, rect.width, rect.height, radius);
    }

    virtual void DrawEllipse( long x, long y, long width, long height );
    inline void DrawEllipse(const wxPoint& pt, const wxSize& sz)
    {
        DrawEllipse(pt.x, pt.y, sz.x, sz.y);
    }
    inline void DrawEllipse(const wxRect& rect)
    {
        DrawEllipse(rect.x, rect.y, rect.width, rect.height);
    }

    virtual void DrawSpline( long x1, long y1, long x2, long y2, long x3, long y3 );
    virtual void DrawSpline( wxList *points );
    virtual void DrawSpline( int n, wxPoint points[] );
    
    virtual bool CanDrawBitmap(void) const ;

    virtual void DrawIcon( const wxIcon &icon, long x, long y, bool useMask=FALSE );
    inline void DrawIcon(const wxIcon& icon, const wxPoint& pt)
    {
        DrawIcon(icon, pt.x, pt.y);
    }

    void DrawBitmap( const wxBitmap &bmp, long x, long y, bool useMask=FALSE ) ;

    virtual bool Blit( long xdest, long ydest, long width, long height,
       wxDC *source, long xsrc, long ysrc, int logical_func = wxCOPY, bool useMask=FALSE );
    inline bool Blit(const wxPoint& destPt, const wxSize& sz,
            wxDC *source, const wxPoint& srcPt, int rop = wxCOPY, bool useMask = FALSE)
    {
        return Blit(destPt.x, destPt.y, sz.x, sz.y, source, srcPt.x, srcPt.y, rop, useMask);
    }

    virtual void DrawText( const wxString &text, long x, long y, bool use16 = FALSE );
    inline void DrawText(const wxString& text, const wxPoint& pt, bool use16bit = FALSE)
    {
        DrawText(text, pt.x, pt.y, use16bit);
    }

    virtual bool CanGetTextExtent(void) const ;
    virtual void GetTextExtent( const wxString &string, int *width, int *height,
                     int *descent = NULL, int *externalLeading = NULL,
                     wxFont *theFont = NULL, bool use16 = FALSE ) const ;
    virtual wxCoord GetCharWidth(void) const;
    virtual wxCoord GetCharHeight(void) const;
    
    virtual void Clear(void);
            
    virtual void SetFont( const wxFont &font );
    virtual wxFont& GetFont(void) const { return (wxFont&) m_font; };
    
    virtual void SetPen( const wxPen &pen );
    virtual wxPen& GetPen(void) const { return (wxPen&) m_pen; };
    
    virtual void SetBrush( const wxBrush &brush );
    virtual wxBrush& GetBrush(void) const { return (wxBrush&) m_brush; };

    virtual void SetBackground( const wxBrush &brush );
    virtual wxBrush& GetBackground(void) const { return (wxBrush&) m_backgroundBrush; };

    virtual void SetLogicalFunction( int function );
    virtual int GetLogicalFunction(void) const { return m_logicalFunction; };
    
    virtual void SetTextForeground( const wxColour &col );
    virtual void SetTextBackground( const wxColour &col );
    virtual wxColour& GetTextBackground(void) const { return (wxColour&)m_textBackgroundColour; };
    virtual wxColour& GetTextForeground(void) const { return (wxColour&)m_textForegroundColour; };
    
    virtual void SetBackgroundMode( int mode );
    virtual int GetBackgroundMode(void) const { return m_backgroundMode; };
    
    virtual void SetPalette( const wxPalette& palette );
    void SetColourMap( const wxPalette& palette ) { SetPalette(palette); };
    
    // the first two must be overridden and called
    virtual void SetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height );
    virtual void SetClippingRegion( const wxRect& rect );
    virtual void DestroyClippingRegion(void);
    virtual void GetClippingBox( wxCoord *x, wxCoord *y, wxCoord *width, wxCoord *height ) const;
    virtual void GetClippingBox( long *x, long *y, long *width, long *height ) const;
    virtual void GetClippingBox(wxRect& rect) const;
    
    virtual inline long MinX(void) const { return m_minX; }
    virtual inline long MaxX(void) const { return m_maxX; }
    virtual inline long MinY(void) const { return m_minY; }
    virtual inline long MaxY(void) const { return m_maxY; }

    virtual void GetSize( int* width, int* height ) const;
    inline wxSize GetSize(void) const { int w, h; GetSize(&w, &h); return wxSize(w, h); }
    virtual void GetSizeMM( long* width, long* height ) const;
    
    
    virtual int GetMapMode(void) const { return m_mappingMode; };
    
    virtual void GetUserScale( double *x, double *y );
    virtual void GetLogicalScale( double *x, double *y );
    
    virtual void GetLogicalOrigin( long *x, long *y );
    virtual void GetDeviceOrigin( long *x, long *y );
    virtual void SetInternalDeviceOrigin( long x, long y );
    virtual void GetInternalDeviceOrigin( long *x, long *y );
    
    virtual void SetOptimization( bool WXUNUSED(optimize) ) {};
    virtual bool GetOptimization(void) { return m_optimize; };
    
    virtual long DeviceToLogicalX(long x) const;
    virtual long DeviceToLogicalY(long y) const;
    virtual long DeviceToLogicalXRel(long x) const;
    virtual long DeviceToLogicalYRel(long y) const;
    virtual long LogicalToDeviceX(long x) const;
    virtual long LogicalToDeviceY(long y) const;
    virtual long LogicalToDeviceXRel(long x) const;
    virtual long LogicalToDeviceYRel(long y) const;

    void CalcBoundingBox( long x, long y );
*/

    void ComputeScaleAndOrigin(void);
  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);
	}
  
//

protected:
    virtual void 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);

    // 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 DoGetClippingRegion(wxCoord *x, wxCoord *y,
                                     wxCoord *width, wxCoord *height)
    {
        GetClippingBox(x, y, width, height);
    }

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

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


//

  public:
    
    bool         m_ok;
    bool         m_colour;
    
    // not sure, what these mean
    bool         m_clipping;      // Is clipping on right now ?
    bool         m_isInteractive; // Is GetPixel possible ?
    bool         m_autoSetting;   // wxMSW only ?
    bool         m_dontDelete;    // wxMSW only ?
    bool         m_optimize;      // wxMSW only ?
    wxString     m_filename;      // Not sure where this belongs.
    
    wxPen        m_pen;
    wxBrush      m_brush;
    wxBrush      m_backgroundBrush;
    wxColour     m_textForegroundColour;
    wxColour     m_textBackgroundColour;
    wxFont       m_font;
    
    int          m_logicalFunction;
    int          m_backgroundMode;
    int          m_textAlignment;    // gone in wxWin 2.0 ?
    
    int          m_mappingMode;
    
    // not sure what for, but what is a mm on a screen you don't know the size of?
    double       m_mm_to_pix_x,m_mm_to_pix_y; 
    
    long         m_internalDeviceOriginX,m_internalDeviceOriginY;   // If un-scrolled is non-zero or
								    // d.o. changes with scrolling.
								    // Set using SetInternalDeviceOrigin().
								    
    long         m_externalDeviceOriginX,m_externalDeviceOriginY;   // To be set by external classes
                                                                    // such as wxScrolledWindow
								    // using SetDeviceOrigin()
								    
    long         m_deviceOriginX,m_deviceOriginY;                   // Sum of the two above.
    
    long         m_logicalOriginX,m_logicalOriginY;                 // User defined.

    double       m_scaleX,m_scaleY;
    double       m_logicalScaleX,m_logicalScaleY;
    double       m_userScaleX,m_userScaleY;
    long         m_signX,m_signY;
    
    bool         m_needComputeScaleX,m_needComputeScaleY;         // not yet used
    
    float        m_scaleFactor;  // wxPSDC wants to have this. Will disappear.
    
    long         m_clipX1,m_clipY1,m_clipX2,m_clipY2;
    long         m_minX,m_maxX,m_minY,m_maxY;

//begin wxmac
	GrafPtr				m_macPort ;
	GWorldPtr			m_macMask ;

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

	void					MacInstallFont() const ;
	void					MacInstallPen() const ;
	void					MacInstallBrush() const ;
	
	mutable bool	m_macFontInstalled ;
	mutable bool	m_macPenInstalled ;
	mutable bool	m_macBrushInstalled ;
	
	mutable long	m_macPortId ;
	GrafPtr				m_macOrigPort ;
	Rect					m_macClipRect ;
	Point					m_macLocalOrigin ;
	mutable AGAPortHelper	m_macPortHelper ;
	void					MacSetupPort() const ;
	void					MacVerifySetup() const { if ( m_macPortId != m_macCurrentPortId ) MacSetupPort() ; } 

	static long m_macCurrentPortId ;
};

#endif
    // _WX_DC_H_
Commit	Line	Data
0dbd6262 SC	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: dc.h
	3	// Purpose: wxDC class
	4	// Author: AUTHOR
	5	// Modified by:
	6	// Created: ??/??/98
	7	// RCS-ID: $Id$
	8	// Copyright: (c) AUTHOR
	9	// Licence: wxWindows licence
	10	/////////////////////////////////////////////////////////////////////////////
	11
	12	#ifndef _WX_DC_H_
	13	#define _WX_DC_H_
	14
	15	#ifdef __GNUG__
	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"
05adb9d2	24	#include "wx/mac/aga.h"
0dbd6262 SC	25
	26	//-----------------------------------------------------------------------------
	27	// constants
	28	//-----------------------------------------------------------------------------
	29
	30	#ifndef MM_TEXT
	31	#define MM_TEXT 0
	32	#define MM_ISOTROPIC 1
	33	#define MM_ANISOTROPIC 2
	34	#define MM_LOMETRIC 3
	35	#define MM_HIMETRIC 4
	36	#define MM_TWIPS 5
	37	#define MM_POINTS 6
	38	#define MM_METRIC 7
	39	#endif
	40
	41	//-----------------------------------------------------------------------------
	42	// global variables
	43	//-----------------------------------------------------------------------------
	44
	45	extern int wxPageNumber;
	46
	47	//-----------------------------------------------------------------------------
	48	// wxDC
	49	//-----------------------------------------------------------------------------
	50
05adb9d2	51	class WXDLLEXPORT wxDC: public wxDCBase
0dbd6262	52	{
05adb9d2	53	DECLARE_DYNAMIC_CLASS(wxDC)
0dbd6262 SC	54
	55	public:
	56
05adb9d2 SC	57	wxDC();
05adb9d2 SC	58	~wxDC();
0dbd6262	59
05adb9d2 SC	60
	61	// implement base class pure virtuals
	62	// ----------------------------------
	63
	64	virtual void Clear();
	65
	66	virtual bool StartDoc( const wxString& WXUNUSED(message) ) { return TRUE; };
	67	virtual void EndDoc(void) {};
	68
	69	virtual void StartPage(void) {};
	70	virtual void EndPage(void) {};
	71
	72	virtual void SetFont(const wxFont& font);
	73	virtual void SetPen(const wxPen& pen);
	74	virtual void SetBrush(const wxBrush& brush);
	75	virtual void SetBackground(const wxBrush& brush);
	76	virtual void SetBackgroundMode(int mode);
	77	virtual void SetPalette(const wxPalette& palette);
	78
	79	virtual void DestroyClippingRegion();
	80
	81	virtual wxCoord GetCharHeight() const;
	82	virtual wxCoord GetCharWidth() const;
	83	virtual void DoGetTextExtent(const wxString& string,
	84	wxCoord x, wxCoord y,
	85	wxCoord *descent = NULL,
	86	wxCoord *externalLeading = NULL,
	87	wxFont *theFont = NULL) const;
	88
	89	virtual bool CanDrawBitmap() const;
	90	virtual bool CanGetTextExtent() const;
	91	virtual int GetDepth() const;
	92	virtual wxSize GetPPI() const;
	93
	94	virtual void SetMapMode(int mode);
	95	virtual void SetUserScale(double x, double y);
	96
	97	virtual void SetLogicalScale(double x, double y);
	98	virtual void SetLogicalOrigin(wxCoord x, wxCoord y);
	99	virtual void SetDeviceOrigin(wxCoord x, wxCoord y);
	100	virtual void SetAxisOrientation(bool xLeftRight, bool yBottomUp);
	101	virtual void SetLogicalFunction(int function);
	102
	103	virtual void SetTextForeground(const wxColour& colour) ;
	104	virtual void SetTextBackground(const wxColour& colour) ;
	105
	106	//
	107	//
	108
	109	/*
0dbd6262 SC	110	void BeginDrawing(void) {};
	111	void EndDrawing(void) {};
	112
	113	virtual bool Ok(void) const { return m_ok; };
	114
519cb848	115	virtual void FloodFill( long x1, long y1, const wxColour& col, int style=wxFLOOD_SURFACE );
0dbd6262 SC	116	inline void FloodFill(const wxPoint& pt, const wxColour& col, int style=wxFLOOD_SURFACE)
	117	{
	118	FloodFill(pt.x, pt.y, col, style);
	119	}
	120
519cb848	121	virtual bool GetPixel( long x1, long y1, wxColour *col ) const ;
0dbd6262 SC	122	inline bool GetPixel(const wxPoint& pt, wxColour *col) const
	123	{
	124	return GetPixel(pt.x, pt.y, col);
	125	}
	126
519cb848	127	virtual void DrawLine( long x1, long y1, long x2, long y2 );
0dbd6262 SC	128	inline void DrawLine(const wxPoint& pt1, const wxPoint& pt2)
	129	{
	130	DrawLine(pt1.x, pt1.y, pt2.x, pt2.y);
	131	}
	132
519cb848	133	virtual void CrossHair( long x, long y );
0dbd6262 SC	134	inline void CrossHair(const wxPoint& pt)
	135	{
	136	CrossHair(pt.x, pt.y);
	137	}
	138
519cb848	139	virtual void DrawArc( long x1, long y1, long x2, long y2, long xc, long yc );
0dbd6262 SC	140	inline void DrawArc(const wxPoint& pt1, const wxPoint& pt2, const wxPoint& centre)
	141	{
	142	DrawArc(pt1.x, pt1.y, pt2.x, pt2.y, centre.x, centre.y);
	143	}
	144
519cb848	145	virtual void DrawEllipticArc( long x, long y, long width, long height, double sa, double ea );
0dbd6262 SC	146	virtual void DrawEllipticArc (const wxPoint& pt, const wxSize& sz, double sa, double ea)
	147	{
	148	DrawEllipticArc(pt.x, pt.y, sz.x, sz.y, sa, ea);
	149	}
	150
519cb848	151	virtual void DrawPoint( long x, long y );
0dbd6262 SC	152	virtual void DrawPoint( wxPoint& point );
0dbd6262 SC	153
519cb848	154	virtual void DrawLines( int n, wxPoint points[], long xoffset = 0, long yoffset = 0 );
0dbd6262 SC	155	virtual void DrawLines( wxList *points, long xoffset = 0, long yoffset = 0 );
0dbd6262 SC	156	virtual void DrawPolygon( int n, wxPoint points[], long xoffset = 0, long yoffset = 0,
519cb848	157	int fillStyle=wxODDEVEN_RULE );
0dbd6262 SC	158	virtual void DrawPolygon( wxList *lines, long xoffset = 0, long yoffset = 0,
	159	int fillStyle=wxODDEVEN_RULE );
	160
519cb848	161	virtual void DrawRectangle( long x, long y, long width, long height );
0dbd6262 SC	162	inline void DrawRectangle(const wxPoint& pt, const wxSize& sz)
	163	{
	164	DrawRectangle(pt.x, pt.y, sz.x, sz.y);
	165	}
	166	inline void DrawRectangle(const wxRect& rect)
	167	{
	168	DrawRectangle(rect.x, rect.y, rect.width, rect.height);
	169	}
519cb848	170	virtual void DrawRoundedRectangle( long x, long y, long width, long height, double radius = 20.0 );
0dbd6262 SC	171	inline void DrawRoundedRectangle(const wxPoint& pt, const wxSize& sz, double radius = 20.0)
	172	{
	173	DrawRoundedRectangle(pt.x, pt.y, sz.x, sz.y, radius);
	174	}
	175	inline void DrawRoundedRectangle(const wxRect& rect, double radius = 20.0)
	176	{
	177	DrawRoundedRectangle(rect.x, rect.y, rect.width, rect.height, radius);
	178	}
	179
519cb848	180	virtual void DrawEllipse( long x, long y, long width, long height );
0dbd6262 SC	181	inline void DrawEllipse(const wxPoint& pt, const wxSize& sz)
	182	{
	183	DrawEllipse(pt.x, pt.y, sz.x, sz.y);
	184	}
	185	inline void DrawEllipse(const wxRect& rect)
	186	{
	187	DrawEllipse(rect.x, rect.y, rect.width, rect.height);
	188	}
	189
	190	virtual void DrawSpline( long x1, long y1, long x2, long y2, long x3, long y3 );
519cb848	191	virtual void DrawSpline( wxList *points );
0dbd6262 SC	192	virtual void DrawSpline( int n, wxPoint points[] );
0dbd6262 SC	193
519cb848	194	virtual bool CanDrawBitmap(void) const ;
0dbd6262 SC	195
	196	virtual void DrawIcon( const wxIcon &icon, long x, long y, bool useMask=FALSE );
	197	inline void DrawIcon(const wxIcon& icon, const wxPoint& pt)
	198	{
	199	DrawIcon(icon, pt.x, pt.y);
	200	}
	201
519cb848	202	void DrawBitmap( const wxBitmap &bmp, long x, long y, bool useMask=FALSE ) ;
0dbd6262 SC	203
0dbd6262 SC	204	virtual bool Blit( long xdest, long ydest, long width, long height,
519cb848	205	wxDC *source, long xsrc, long ysrc, int logical_func = wxCOPY, bool useMask=FALSE );
0dbd6262 SC	206	inline bool Blit(const wxPoint& destPt, const wxSize& sz,
	207	wxDC *source, const wxPoint& srcPt, int rop = wxCOPY, bool useMask = FALSE)
	208	{
	209	return Blit(destPt.x, destPt.y, sz.x, sz.y, source, srcPt.x, srcPt.y, rop, useMask);
	210	}
	211
519cb848	212	virtual void DrawText( const wxString &text, long x, long y, bool use16 = FALSE );
0dbd6262 SC	213	inline void DrawText(const wxString& text, const wxPoint& pt, bool use16bit = FALSE)
	214	{
	215	DrawText(text, pt.x, pt.y, use16bit);
	216	}
	217
519cb848	218	virtual bool CanGetTextExtent(void) const ;
4765d335 SC	219	virtual void GetTextExtent( const wxString &string, int width, int height,
4765d335 SC	220	int descent = NULL, int externalLeading = NULL,
05adb9d2	221	wxFont *theFont = NULL, bool use16 = FALSE ) const ;
2fc70a88 UJ	222	virtual wxCoord GetCharWidth(void) const;
2fc70a88 UJ	223	virtual wxCoord GetCharHeight(void) const;
0dbd6262	224
519cb848	225	virtual void Clear(void);
0dbd6262	226
519cb848	227	virtual void SetFont( const wxFont &font );
0dbd6262 SC	228	virtual wxFont& GetFont(void) const { return (wxFont&) m_font; };
0dbd6262 SC	229
519cb848	230	virtual void SetPen( const wxPen &pen );
0dbd6262 SC	231	virtual wxPen& GetPen(void) const { return (wxPen&) m_pen; };
0dbd6262 SC	232
519cb848	233	virtual void SetBrush( const wxBrush &brush );
0dbd6262 SC	234	virtual wxBrush& GetBrush(void) const { return (wxBrush&) m_brush; };
0dbd6262 SC	235
519cb848	236	virtual void SetBackground( const wxBrush &brush );
0dbd6262 SC	237	virtual wxBrush& GetBackground(void) const { return (wxBrush&) m_backgroundBrush; };
0dbd6262 SC	238
519cb848	239	virtual void SetLogicalFunction( int function );
0dbd6262 SC	240	virtual int GetLogicalFunction(void) const { return m_logicalFunction; };
	241
	242	virtual void SetTextForeground( const wxColour &col );
	243	virtual void SetTextBackground( const wxColour &col );
	244	virtual wxColour& GetTextBackground(void) const { return (wxColour&)m_textBackgroundColour; };
	245	virtual wxColour& GetTextForeground(void) const { return (wxColour&)m_textForegroundColour; };
	246
519cb848	247	virtual void SetBackgroundMode( int mode );
0dbd6262 SC	248	virtual int GetBackgroundMode(void) const { return m_backgroundMode; };
0dbd6262 SC	249
519cb848	250	virtual void SetPalette( const wxPalette& palette );
0dbd6262 SC	251	void SetColourMap( const wxPalette& palette ) { SetPalette(palette); };
	252
	253	// the first two must be overridden and called
2fc70a88 UJ	254	virtual void SetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height );
2fc70a88 UJ	255	virtual void SetClippingRegion( const wxRect& rect );
0dbd6262	256	virtual void DestroyClippingRegion(void);
2fc70a88	257	virtual void GetClippingBox( wxCoord x, wxCoord y, wxCoord width, wxCoord height ) const;
0dbd6262	258	virtual void GetClippingBox( long x, long y, long width, long height ) const;
2fc70a88	259	virtual void GetClippingBox(wxRect& rect) const;
0dbd6262 SC	260
	261	virtual inline long MinX(void) const { return m_minX; }
	262	virtual inline long MaxX(void) const { return m_maxX; }
	263	virtual inline long MinY(void) const { return m_minY; }
	264	virtual inline long MaxY(void) const { return m_maxY; }
	265
	266	virtual void GetSize( int* width, int* height ) const;
	267	inline wxSize GetSize(void) const { int w, h; GetSize(&w, &h); return wxSize(w, h); }
	268	virtual void GetSizeMM( long* width, long* height ) const;
	269
0dbd6262	270
0dbd6262 SC	271	virtual int GetMapMode(void) const { return m_mappingMode; };
0dbd6262 SC	272
0dbd6262	273	virtual void GetUserScale( double x, double y );
0dbd6262 SC	274	virtual void GetLogicalScale( double x, double y );
0dbd6262 SC	275
0dbd6262	276	virtual void GetLogicalOrigin( long x, long y );
0dbd6262 SC	277	virtual void GetDeviceOrigin( long x, long y );
	278	virtual void SetInternalDeviceOrigin( long x, long y );
	279	virtual void GetInternalDeviceOrigin( long x, long y );
0dbd6262 SC	280
	281	virtual void SetOptimization( bool WXUNUSED(optimize) ) {};
	282	virtual bool GetOptimization(void) { return m_optimize; };
	283
	284	virtual long DeviceToLogicalX(long x) const;
	285	virtual long DeviceToLogicalY(long y) const;
	286	virtual long DeviceToLogicalXRel(long x) const;
	287	virtual long DeviceToLogicalYRel(long y) const;
	288	virtual long LogicalToDeviceX(long x) const;
	289	virtual long LogicalToDeviceY(long y) const;
	290	virtual long LogicalToDeviceXRel(long x) const;
	291	virtual long LogicalToDeviceYRel(long y) const;
	292
0dbd6262	293	void CalcBoundingBox( long x, long y );
05adb9d2 SC	294	*/
05adb9d2 SC	295
0dbd6262	296	void ComputeScaleAndOrigin(void);
05adb9d2 SC	297	public:
05adb9d2 SC	298
0dbd6262	299
03e11df5	300	wxCoord XDEV2LOG(wxCoord x) const
0dbd6262 SC	301	{
	302	long new_x = x - m_deviceOriginX;
	303	if (new_x > 0)
03e11df5	304	return (wxCoord)((double)(new_x) / m_scaleX + 0.5) * m_signX + m_logicalOriginX;
0dbd6262	305	else
03e11df5	306	return (wxCoord)((double)(new_x) / m_scaleX - 0.5) * m_signX + m_logicalOriginX;
0dbd6262	307	}
03e11df5	308	wxCoord XDEV2LOGREL(wxCoord x) const
0dbd6262 SC	309	{
0dbd6262 SC	310	if (x > 0)
03e11df5	311	return (wxCoord)((double)(x) / m_scaleX + 0.5);
0dbd6262	312	else
03e11df5	313	return (wxCoord)((double)(x) / m_scaleX - 0.5);
0dbd6262	314	}
03e11df5	315	wxCoord YDEV2LOG(wxCoord y) const
0dbd6262 SC	316	{
	317	long new_y = y - m_deviceOriginY;
	318	if (new_y > 0)
03e11df5	319	return (wxCoord)((double)(new_y) / m_scaleY + 0.5) * m_signY + m_logicalOriginY;
0dbd6262	320	else
03e11df5	321	return (wxCoord)((double)(new_y) / m_scaleY - 0.5) * m_signY + m_logicalOriginY;
0dbd6262	322	}
03e11df5	323	wxCoord YDEV2LOGREL(wxCoord y) const
0dbd6262 SC	324	{
0dbd6262 SC	325	if (y > 0)
03e11df5	326	return (wxCoord)((double)(y) / m_scaleY + 0.5);
0dbd6262	327	else
03e11df5	328	return (wxCoord)((double)(y) / m_scaleY - 0.5);
0dbd6262	329	}
03e11df5	330	wxCoord XLOG2DEV(wxCoord x) const
0dbd6262 SC	331	{
	332	long new_x = x - m_logicalOriginX;
	333	if (new_x > 0)
03e11df5	334	return (wxCoord)((double)(new_x) * m_scaleX + 0.5) * m_signX + m_deviceOriginX;
0dbd6262	335	else
03e11df5	336	return (wxCoord)((double)(new_x) * m_scaleX - 0.5) * m_signX + m_deviceOriginX;
0dbd6262	337	}
03e11df5	338	wxCoord XLOG2DEVREL(wxCoord x) const
0dbd6262 SC	339	{
0dbd6262 SC	340	if (x > 0)
03e11df5	341	return (wxCoord)((double)(x) * m_scaleX + 0.5);
0dbd6262	342	else
03e11df5	343	return (wxCoord)((double)(x) * m_scaleX - 0.5);
0dbd6262	344	}
03e11df5	345	wxCoord YLOG2DEV(wxCoord y) const
0dbd6262 SC	346	{
	347	long new_y = y - m_logicalOriginY;
	348	if (new_y > 0)
03e11df5	349	return (wxCoord)((double)(new_y) * m_scaleY + 0.5) * m_signY + m_deviceOriginY;
0dbd6262	350	else
03e11df5	351	return (wxCoord)((double)(new_y) * m_scaleY - 0.5) * m_signY + m_deviceOriginY;
0dbd6262	352	}
03e11df5	353	wxCoord YLOG2DEVREL(wxCoord y) const
0dbd6262 SC	354	{
0dbd6262 SC	355	if (y > 0)
03e11df5	356	return (wxCoord)((double)(y) * m_scaleY + 0.5);
0dbd6262	357	else
03e11df5	358	return (wxCoord)((double)(y) * m_scaleY - 0.5);
0dbd6262 SC	359	}
0dbd6262 SC	360
05adb9d2 SC	361	//
	362
	363	protected:
	364	virtual void DoFloodFill(wxCoord x, wxCoord y, const wxColour& col,
	365	int style = wxFLOOD_SURFACE);
	366
	367	virtual bool DoGetPixel(wxCoord x, wxCoord y, wxColour *col) const;
	368
	369	virtual void DoDrawPoint(wxCoord x, wxCoord y);
	370	virtual void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
	371
	372	virtual void DoDrawArc(wxCoord x1, wxCoord y1,
	373	wxCoord x2, wxCoord y2,
	374	wxCoord xc, wxCoord yc);
	375
	376	virtual void DoDrawEllipticArc(wxCoord x, wxCoord y, wxCoord w, wxCoord h,
	377	double sa, double ea);
	378
	379	virtual void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
	380	virtual void DoDrawRoundedRectangle(wxCoord x, wxCoord y,
	381	wxCoord width, wxCoord height,
	382	double radius);
	383	virtual void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
	384
	385	virtual void DoCrossHair(wxCoord x, wxCoord y);
	386
	387	virtual void DoDrawIcon(const wxIcon& icon, wxCoord x, wxCoord y);
	388	virtual void DoDrawBitmap(const wxBitmap &bmp, wxCoord x, wxCoord y,
	389	bool useMask = FALSE);
	390
	391	virtual void DoDrawText(const wxString& text, wxCoord x, wxCoord y);
	392	virtual void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y,
	393	double angle);
	394
	395	virtual bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
	396	wxDC *source, wxCoord xsrc, wxCoord ysrc,
	397	int rop = wxCOPY, bool useMask = FALSE);
	398
	399	// this is gnarly - we can't even call this function DoSetClippingRegion()
	400	// because of virtual function hiding
	401	virtual void DoSetClippingRegionAsRegion(const wxRegion& region);
	402	virtual void DoSetClippingRegion(wxCoord x, wxCoord y,
	403	wxCoord width, wxCoord height);
	404	virtual void DoGetClippingRegion(wxCoord x, wxCoord y,
	405	wxCoord width, wxCoord height)
	406	{
	407	GetClippingBox(x, y, width, height);
	408	}
	409
	410	virtual void DoGetSize(int width, int height) const;
	411	virtual void DoGetSizeMM(int* width, int* height) const;
	412
	413	virtual void DoDrawLines(int n, wxPoint points[],
	414	wxCoord xoffset, wxCoord yoffset);
	415	virtual void DoDrawPolygon(int n, wxPoint points[],
	416	wxCoord xoffset, wxCoord yoffset,
	417	int fillStyle = wxODDEVEN_RULE);
	418
	419	#if wxUSE_SPLINES
	420	virtual void DoDrawSpline(wxList *points);
	421	#endif // wxUSE_SPLINES
	422
	423
	424	//
425
0dbd6262 SC	426	public:
	427
	428	bool m_ok;
	429	bool m_colour;
	430
	431	// not sure, what these mean
	432	bool m_clipping; // Is clipping on right now ?
	433	bool m_isInteractive; // Is GetPixel possible ?
	434	bool m_autoSetting; // wxMSW only ?
	435	bool m_dontDelete; // wxMSW only ?
	436	bool m_optimize; // wxMSW only ?
	437	wxString m_filename; // Not sure where this belongs.
	438
	439	wxPen m_pen;
	440	wxBrush m_brush;
	441	wxBrush m_backgroundBrush;
	442	wxColour m_textForegroundColour;
	443	wxColour m_textBackgroundColour;
	444	wxFont m_font;
	445
	446	int m_logicalFunction;
	447	int m_backgroundMode;
	448	int m_textAlignment; // gone in wxWin 2.0 ?
	449
	450	int m_mappingMode;
	451
	452	// not sure what for, but what is a mm on a screen you don't know the size of?
	453	double m_mm_to_pix_x,m_mm_to_pix_y;
	454
	455	long m_internalDeviceOriginX,m_internalDeviceOriginY; // If un-scrolled is non-zero or
	456	// d.o. changes with scrolling.
	457	// Set using SetInternalDeviceOrigin().
	458
	459	long m_externalDeviceOriginX,m_externalDeviceOriginY; // To be set by external classes
	460	// such as wxScrolledWindow
	461	// using SetDeviceOrigin()
	462
	463	long m_deviceOriginX,m_deviceOriginY; // Sum of the two above.
	464
	465	long m_logicalOriginX,m_logicalOriginY; // User defined.
	466
	467	double m_scaleX,m_scaleY;
	468	double m_logicalScaleX,m_logicalScaleY;
	469	double m_userScaleX,m_userScaleY;
	470	long m_signX,m_signY;
	471
	472	bool m_needComputeScaleX,m_needComputeScaleY; // not yet used
	473
05adb9d2 SC	474	float m_scaleFactor; // wxPSDC wants to have this. Will disappear.
05adb9d2 SC	475
0dbd6262 SC	476	long m_clipX1,m_clipY1,m_clipX2,m_clipY2;
0dbd6262 SC	477	long m_minX,m_maxX,m_minY,m_maxY;
519cb848 SC	478
	479	//begin wxmac
	480	GrafPtr m_macPort ;
8208e181	481	GWorldPtr m_macMask ;
519cb848 SC	482
	483	// in order to preserve the const inheritance of the virtual functions, we have to
	484	// use mutable variables starting from CWPro 5
	485
	486	void MacInstallFont() const ;
	487	void MacInstallPen() const ;
	488	void MacInstallBrush() const ;
	489
	490	mutable bool m_macFontInstalled ;
	491	mutable bool m_macPenInstalled ;
	492	mutable bool m_macBrushInstalled ;
	493
	494	mutable long m_macPortId ;
	495	GrafPtr m_macOrigPort ;
	496	Rect m_macClipRect ;
	497	Point m_macLocalOrigin ;
03e11df5	498	mutable AGAPortHelper m_macPortHelper ;
519cb848 SC	499	void MacSetupPort() const ;
	500	void MacVerifySetup() const { if ( m_macPortId != m_macCurrentPortId ) MacSetupPort() ; }
	501
	502	static long m_macCurrentPortId ;
0dbd6262 SC	503	};
	504
	505	#endif
	506	// _WX_DC_H_