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

/////////////////////////////////////////////////////////////////////////////
// Name:        wx/cocoa/dc.h
// Purpose:     wxDC
// Author:      David Elliott
// Modified by:
// Created:     2003/04/01
// RCS-ID:      $Id$
// Copyright:   (c) 2003 David Elliott
// Licence:   	wxWindows license
/////////////////////////////////////////////////////////////////////////////

#ifndef __WX_COCOA_DC_H__
#define __WX_COCOA_DC_H__

//=========================================================================
// wxDC
//=========================================================================
class WXDLLEXPORT wxDC: public wxDCBase
{
    DECLARE_DYNAMIC_CLASS(wxDC)
    DECLARE_NO_COPY_CLASS(wxDC)
public:
    wxDC();
    ~wxDC();
    
    static void CocoaInitializeTextSystem();
    static void CocoaShutdownTextSystem();
    static wxDC *sm_focusedDC;
    static WX_NSTextStorage sm_cocoaNSTextStorage;
    static WX_NSLayoutManager sm_cocoaNSLayoutManager;
    static WX_NSTextContainer sm_cocoaNSTextContainer;

    // 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 ComputeScaleAndOrigin(void);
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 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);

};

#endif // __WX_COCOA_DC_H__
Commit	Line	Data
a24aff65	1	/////////////////////////////////////////////////////////////////////////////
6c342f3f DE	2	// Name: wx/cocoa/dc.h
	3	// Purpose: wxDC
	4	// Author: David Elliott
a24aff65	5	// Modified by:
6c342f3f	6	// Created: 2003/04/01
a24aff65	7	// RCS-ID: $Id$
6c342f3f DE	8	// Copyright: (c) 2003 David Elliott
6c342f3f DE	9	// Licence: wxWindows license
a24aff65 DE	10	/////////////////////////////////////////////////////////////////////////////
a24aff65 DE	11
6c342f3f DE	12	#ifndef __WX_COCOA_DC_H__
6c342f3f DE	13	#define __WX_COCOA_DC_H__
a24aff65	14
6c342f3f DE	15	//=========================================================================
	16	// wxDC
	17	//=========================================================================
a24aff65 DE	18	class WXDLLEXPORT wxDC: public wxDCBase
	19	{
	20	DECLARE_DYNAMIC_CLASS(wxDC)
	21	DECLARE_NO_COPY_CLASS(wxDC)
6c342f3f	22	public:
a24aff65 DE	23	wxDC();
	24	~wxDC();
	25
6c342f3f DE	26	static void CocoaInitializeTextSystem();
	27	static void CocoaShutdownTextSystem();
	28	static wxDC *sm_focusedDC;
	29	static WX_NSTextStorage sm_cocoaNSTextStorage;
	30	static WX_NSLayoutManager sm_cocoaNSLayoutManager;
	31	static WX_NSTextContainer sm_cocoaNSTextContainer;
a24aff65 DE	32
	33	// implement base class pure virtuals
	34	// ----------------------------------
	35
	36	virtual void Clear();
	37
	38	virtual bool StartDoc( const wxString& WXUNUSED(message) ) { return TRUE; }
	39	virtual void EndDoc(void) {};
	40
	41	virtual void StartPage(void) {};
	42	virtual void EndPage(void) {};
	43
	44	virtual void SetFont(const wxFont& font) {}
	45	virtual void SetPen(const wxPen& pen);
	46	virtual void SetBrush(const wxBrush& brush);
	47	virtual void SetBackground(const wxBrush& brush);
	48	virtual void SetBackgroundMode(int mode) {}
	49	virtual void SetPalette(const wxPalette& palette);
	50
	51	virtual void DestroyClippingRegion();
	52
	53	virtual wxCoord GetCharHeight() const;
	54	virtual wxCoord GetCharWidth() const;
	55	virtual void DoGetTextExtent(const wxString& string,
	56	wxCoord x, wxCoord y,
	57	wxCoord *descent = NULL,
	58	wxCoord *externalLeading = NULL,
	59	wxFont *theFont = NULL) const;
	60
	61	virtual bool CanDrawBitmap() const;
	62	virtual bool CanGetTextExtent() const;
	63	virtual int GetDepth() const;
	64	virtual wxSize GetPPI() const;
	65
	66	virtual void SetMapMode(int mode);
	67	virtual void SetUserScale(double x, double y);
	68
	69	virtual void SetLogicalScale(double x, double y);
	70	virtual void SetLogicalOrigin(wxCoord x, wxCoord y);
	71	virtual void SetDeviceOrigin(wxCoord x, wxCoord y);
	72	virtual void SetAxisOrientation(bool xLeftRight, bool yBottomUp);
	73	virtual void SetLogicalFunction(int function);
	74
	75	virtual void SetTextForeground(const wxColour& colour) ;
	76	virtual void SetTextBackground(const wxColour& colour) ;
	77
	78	void ComputeScaleAndOrigin(void);
a24aff65 DE	79	protected:
	80	virtual bool DoFloodFill(wxCoord x, wxCoord y, const wxColour& col,
	81	int style = wxFLOOD_SURFACE);
	82
	83	virtual bool DoGetPixel(wxCoord x, wxCoord y, wxColour *col) const;
	84
	85	virtual void DoDrawPoint(wxCoord x, wxCoord y);
	86	virtual void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
	87
	88	virtual void DoDrawArc(wxCoord x1, wxCoord y1,
	89	wxCoord x2, wxCoord y2,
	90	wxCoord xc, wxCoord yc);
	91
	92	virtual void DoDrawEllipticArc(wxCoord x, wxCoord y, wxCoord w, wxCoord h,
	93	double sa, double ea);
	94
	95	virtual void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
	96	virtual void DoDrawRoundedRectangle(wxCoord x, wxCoord y,
	97	wxCoord width, wxCoord height,
	98	double radius);
	99	virtual void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
	100
	101	virtual void DoCrossHair(wxCoord x, wxCoord y);
	102
	103	virtual void DoDrawIcon(const wxIcon& icon, wxCoord x, wxCoord y);
	104	virtual void DoDrawBitmap(const wxBitmap &bmp, wxCoord x, wxCoord y,
	105	bool useMask = FALSE);
	106
	107	virtual void DoDrawText(const wxString& text, wxCoord x, wxCoord y);
	108	virtual void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y,
	109	double angle);
	110
	111	virtual bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
	112	wxDC *source, wxCoord xsrc, wxCoord ysrc,
	113	int rop = wxCOPY, bool useMask = FALSE, wxCoord xsrcMask = -1, wxCoord ysrcMask = -1);
	114
	115	// this is gnarly - we can't even call this function DoSetClippingRegion()
	116	// because of virtual function hiding
	117	virtual void DoSetClippingRegionAsRegion(const wxRegion& region);
	118	virtual void DoSetClippingRegion(wxCoord x, wxCoord y,
	119	wxCoord width, wxCoord height);
a24aff65 DE	120
	121	virtual void DoGetSize(int width, int height) const;
	122	virtual void DoGetSizeMM(int* width, int* height) const;
	123
	124	virtual void DoDrawLines(int n, wxPoint points[],
	125	wxCoord xoffset, wxCoord yoffset);
	126	virtual void DoDrawPolygon(int n, wxPoint points[],
	127	wxCoord xoffset, wxCoord yoffset,
	128	int fillStyle = wxODDEVEN_RULE);
	129
a24aff65 DE	130	};
a24aff65 DE	131
6c342f3f	132	#endif // __WX_COCOA_DC_H__