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Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: dcclient.h
	3	// Purpose:
	4	// Author: Robert Roebling
	5	// Id: $Id$
	6	// Copyright: (c) 1998 Robert Roebling
	7	// Licence: wxWindows licence
	8	/////////////////////////////////////////////////////////////////////////////
	9
	10	#ifndef __GTKDCCLIENTH__
	11	#define __GTKDCCLIENTH__
	12
	13	#include "wx/dc.h"
	14	#include "wx/region.h"
	15
	16	class WXDLLIMPEXP_CORE wxWindow;
	17
	18	//-----------------------------------------------------------------------------
	19	// wxWindowDC
	20	//-----------------------------------------------------------------------------
	21
	22	class WXDLLIMPEXP_CORE wxWindowDC : public wxDC
	23	{
	24	public:
	25	wxWindowDC();
	26	wxWindowDC( wxWindow *win );
	27
	28	virtual ~wxWindowDC();
	29
	30	virtual bool CanDrawBitmap() const { return true; }
	31	virtual bool CanGetTextExtent() const { return true; }
	32
	33	protected:
	34	virtual void DoGetSize(int width, int height) const;
	35	virtual bool DoFloodFill( wxCoord x, wxCoord y, const wxColour& col, int style=wxFLOOD_SURFACE );
	36	virtual bool DoGetPixel( wxCoord x1, wxCoord y1, wxColour *col ) const;
	37
	38	virtual void DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 );
	39	virtual void DoCrossHair( wxCoord x, wxCoord y );
	40	virtual void DoDrawArc( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2,
	41	wxCoord xc, wxCoord yc );
	42	virtual void DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord width, wxCoord height,
	43	double sa, double ea );
	44	virtual void DoDrawPoint( wxCoord x, wxCoord y );
	45
	46	virtual void DoDrawLines(int n, wxPoint points[],
	47	wxCoord xoffset, wxCoord yoffset);
	48	virtual void DoDrawPolygon(int n, wxPoint points[],
	49	wxCoord xoffset, wxCoord yoffset,
	50	int fillStyle = wxODDEVEN_RULE);
	51
	52	virtual void DoDrawRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord height );
	53	virtual void DoDrawRoundedRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20.0 );
	54	virtual void DoDrawEllipse( wxCoord x, wxCoord y, wxCoord width, wxCoord height );
	55
	56	virtual void DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y );
	57	virtual void DoDrawBitmap( const wxBitmap &bitmap, wxCoord x, wxCoord y,
	58	bool useMask = false );
	59
	60	virtual bool DoBlit( wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
	61	wxDC *source, wxCoord xsrc, wxCoord ysrc,
	62	int logical_func = wxCOPY, bool useMask = false, wxCoord xsrcMask = -1, wxCoord ysrcMask = -1 );
	63
	64	virtual void DoDrawText( const wxString &text, wxCoord x, wxCoord y );
	65	virtual void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y,
	66	double angle);
	67	virtual void DoGetTextExtent( const wxString &string,
	68	wxCoord width, wxCoord height,
	69	wxCoord descent = (wxCoord ) NULL,
	70	wxCoord externalLeading = (wxCoord ) NULL,
	71	wxFont theFont = (wxFont ) NULL) const;
	72	virtual void DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height );
	73	virtual void DoSetClippingRegionAsRegion( const wxRegion &region );
	74
	75	public:
	76	virtual wxCoord GetCharWidth() const;
	77	virtual wxCoord GetCharHeight() const;
	78
	79	virtual void Clear();
	80
	81	virtual void SetFont( const wxFont &font );
	82	virtual void SetPen( const wxPen &pen );
	83	virtual void SetBrush( const wxBrush &brush );
	84	virtual void SetBackground( const wxBrush &brush );
	85	virtual void SetLogicalFunction( int function );
	86	virtual void SetTextForeground( const wxColour &col );
	87	virtual void SetTextBackground( const wxColour &col );
	88	virtual void SetBackgroundMode( int mode );
	89	virtual void SetPalette( const wxPalette& palette );
	90
	91	virtual void DestroyClippingRegion();
	92
	93	// Resolution in pixels per logical inch
	94	virtual wxSize GetPPI() const;
	95	virtual int GetDepth() const;
	96
	97	// protected:
	98	// implementation
	99	// --------------
	100
	101	GdkWindow *m_window;
	102	GdkGC *m_penGC;
	103	GdkGC *m_brushGC;
	104	GdkGC *m_textGC;
	105	GdkGC *m_bgGC;
	106	GdkColormap *m_cmap;
	107	bool m_isMemDC;
	108	bool m_isScreenDC;
	109	wxWindow *m_owner;
	110	wxRegion m_currentClippingRegion;
	111	wxRegion m_paintClippingRegion;
	112
	113	// PangoContext stuff for GTK 2.0
	114	PangoContext *m_context;
	115	PangoLayout *m_layout;
	116	PangoFontDescription *m_fontdesc;
	117
	118	void SetUpDC();
	119	void Destroy();
	120
	121	protected:
	122	virtual void ComputeScaleAndOrigin();
	123
	124	GdkWindow *GetWindow() { return m_window; }
	125
	126	private:
	127	DECLARE_DYNAMIC_CLASS(wxWindowDC)
	128	};
	129
	130	//-----------------------------------------------------------------------------
	131	// wxClientDC
	132	//-----------------------------------------------------------------------------
	133
	134	class WXDLLIMPEXP_CORE wxClientDC : public wxWindowDC
	135	{
	136	public:
	137	wxClientDC() { }
	138	wxClientDC( wxWindow *win );
	139
	140	protected:
	141	virtual void DoGetSize(int width, int height) const;
	142
	143	private:
	144	DECLARE_DYNAMIC_CLASS(wxClientDC)
	145	};
	146
	147	//-----------------------------------------------------------------------------
	148	// wxPaintDC
	149	//-----------------------------------------------------------------------------
	150
	151	class WXDLLIMPEXP_CORE wxPaintDC : public wxClientDC
	152	{
	153	public:
	154	wxPaintDC() { }
	155	wxPaintDC( wxWindow *win );
	156
	157	private:
	158	DECLARE_DYNAMIC_CLASS(wxPaintDC)
	159	};
	160
	161	#endif // __GTKDCCLIENTH__