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Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: wx/gtk/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 _WX_GTKDCCLIENT_H_
	11	#define _WX_GTKDCCLIENT_H_
	12
	13	#include "wx/gtk/dc.h"
	14
	15	//-----------------------------------------------------------------------------
	16	// wxWindowDCImpl
	17	//-----------------------------------------------------------------------------
	18
	19	class WXDLLIMPEXP_CORE wxWindowDCImpl : public wxGTKDCImpl
	20	{
	21	public:
	22	wxWindowDCImpl( wxDC *owner );
	23	wxWindowDCImpl( wxDC owner, wxWindow win );
	24
	25	virtual ~wxWindowDCImpl();
	26
	27	virtual bool CanDrawBitmap() const { return true; }
	28	virtual bool CanGetTextExtent() const { return true; }
	29
	30	virtual void DoGetSize(int width, int height) const;
	31	virtual bool DoFloodFill( wxCoord x, wxCoord y, const wxColour& col,
	32	wxFloodFillStyle style=wxFLOOD_SURFACE );
	33	virtual bool DoGetPixel( wxCoord x1, wxCoord y1, wxColour *col ) const;
	34
	35	virtual void DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 );
	36	virtual void DoCrossHair( wxCoord x, wxCoord y );
	37	virtual void DoDrawArc( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2,
	38	wxCoord xc, wxCoord yc );
	39	virtual void DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord width, wxCoord height,
	40	double sa, double ea );
	41	virtual void DoDrawPoint( wxCoord x, wxCoord y );
	42
	43	virtual void DoDrawLines(int n, wxPoint points[],
	44	wxCoord xoffset, wxCoord yoffset);
	45	virtual void DoDrawPolygon(int n, wxPoint points[],
	46	wxCoord xoffset, wxCoord yoffset,
	47	wxPolygonFillMode fillStyle = wxODDEVEN_RULE);
	48
	49	virtual void DoDrawRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord height );
	50	virtual void DoDrawRoundedRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20.0 );
	51	virtual void DoDrawEllipse( wxCoord x, wxCoord y, wxCoord width, wxCoord height );
	52
	53	virtual void DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y );
	54	virtual void DoDrawBitmap( const wxBitmap &bitmap, wxCoord x, wxCoord y,
	55	bool useMask = false );
	56
	57	virtual bool DoBlit( wxCoord xdest, wxCoord ydest,
	58	wxCoord width, wxCoord height,
	59	wxDC *source, wxCoord xsrc, wxCoord ysrc,
	60	wxRasterOperationMode logical_func = wxCOPY,
	61	bool useMask = false,
	62	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 = NULL,
	70	wxCoord *externalLeading = NULL,
	71	const wxFont *theFont = NULL) const;
	72	virtual bool DoGetPartialTextExtents(const wxString& text, wxArrayInt& widths) const;
	73	virtual void DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height );
	74	virtual void DoSetDeviceClippingRegion( const wxRegion &region );
	75
	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( wxRasterOperationMode 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	// overrriden here for RTL
	98	virtual void SetDeviceOrigin( wxCoord x, wxCoord y );
	99	virtual void SetAxisOrientation( bool xLeftRight, bool yBottomUp );
	100
	101	// protected:
	102	// implementation
	103	// --------------
	104
	105	GdkWindow *m_gdkwindow;
	106	GdkGC *m_penGC;
	107	GdkGC *m_brushGC;
	108	GdkGC *m_textGC;
	109	GdkGC *m_bgGC;
	110	GdkColormap *m_cmap;
	111	bool m_isScreenDC;
	112	wxRegion m_currentClippingRegion;
	113	wxRegion m_paintClippingRegion;
	114
	115	// PangoContext stuff for GTK 2.0
	116	PangoContext *m_context;
	117	PangoLayout *m_layout;
	118	PangoFontDescription *m_fontdesc;
	119
	120	void SetUpDC( bool ismem = false );
	121	void Destroy();
	122
	123	virtual void ComputeScaleAndOrigin();
	124
	125	virtual GdkWindow *GetGDKWindow() const { return m_gdkwindow; }
	126
	127	private:
	128	void DrawingSetup(GdkGC*& gc, bool& originChanged);
	129	GdkPixmap* MonoToColor(GdkPixmap* monoPixmap, int x, int y, int w, int h) const;
	130
	131	DECLARE_ABSTRACT_CLASS(wxWindowDCImpl)
	132	};
	133
	134	//-----------------------------------------------------------------------------
	135	// wxClientDCImpl
	136	//-----------------------------------------------------------------------------
	137
	138	class WXDLLIMPEXP_CORE wxClientDCImpl : public wxWindowDCImpl
	139	{
	140	public:
	141	wxClientDCImpl( wxDC *owner );
	142	wxClientDCImpl( wxDC owner, wxWindow win );
	143
	144	virtual void DoGetSize(int width, int height) const;
	145
	146	DECLARE_ABSTRACT_CLASS(wxClientDCImpl)
	147	};
	148
	149	//-----------------------------------------------------------------------------
	150	// wxPaintDCImpl
	151	//-----------------------------------------------------------------------------
	152
	153	class WXDLLIMPEXP_CORE wxPaintDCImpl : public wxClientDCImpl
	154	{
	155	public:
	156	wxPaintDCImpl( wxDC *owner );
	157	wxPaintDCImpl( wxDC owner, wxWindow win );
	158
	159	DECLARE_ABSTRACT_CLASS(wxPaintDCImpl)
	160	};
	161
	162	#endif // _WX_GTKDCCLIENT_H_