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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 _WX_GTKDCCLIENT_H_
	11	#define _WX_GTKDCCLIENT_H_
	12
	13	#include "wx/gtk/dc.h"
	14	#include "wx/dcclient.h"
	15	#include "wx/region.h"
	16
	17	class WXDLLIMPEXP_FWD_CORE wxWindow;
	18
	19	//-----------------------------------------------------------------------------
	20	// wxWindowDCImpl
	21	//-----------------------------------------------------------------------------
	22
	23	class WXDLLIMPEXP_CORE wxWindowDCImpl : public wxGTKDCImpl
	24	{
	25	public:
	26	wxWindowDCImpl( wxDC *owner );
	27	wxWindowDCImpl( wxDC owner, wxWindow win );
	28
	29	virtual ~wxWindowDCImpl();
	30
	31	virtual bool CanDrawBitmap() const { return true; }
	32	virtual bool CanGetTextExtent() const { return true; }
	33
	34	virtual void DoGetSize(int width, int height) const;
	35	virtual bool DoFloodFill( wxCoord x, wxCoord y, const wxColour& col,
	36	wxFloodFillStyle style=wxFLOOD_SURFACE );
	37	virtual bool DoGetPixel( wxCoord x1, wxCoord y1, wxColour *col ) const;
	38
	39	virtual void DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 );
	40	virtual void DoCrossHair( wxCoord x, wxCoord y );
	41	virtual void DoDrawArc( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2,
	42	wxCoord xc, wxCoord yc );
	43	virtual void DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord width, wxCoord height,
	44	double sa, double ea );
	45	virtual void DoDrawPoint( wxCoord x, wxCoord y );
	46
	47	virtual void DoDrawLines(int n, wxPoint points[],
	48	wxCoord xoffset, wxCoord yoffset);
	49	virtual void DoDrawPolygon(int n, wxPoint points[],
	50	wxCoord xoffset, wxCoord yoffset,
	51	wxPolygonFillMode fillStyle = wxODDEVEN_RULE);
	52
	53	virtual void DoDrawRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord height );
	54	virtual void DoDrawRoundedRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20.0 );
	55	virtual void DoDrawEllipse( wxCoord x, wxCoord y, wxCoord width, wxCoord height );
	56
	57	virtual void DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y );
	58	virtual void DoDrawBitmap( const wxBitmap &bitmap, wxCoord x, wxCoord y,
	59	bool useMask = false );
	60
	61	virtual bool DoBlit( wxCoord xdest, wxCoord ydest,
	62	wxCoord width, wxCoord height,
	63	wxDC *source, wxCoord xsrc, wxCoord ysrc,
	64	wxRasterOperationMode logical_func = wxCOPY,
	65	bool useMask = false,
	66	wxCoord xsrcMask = -1, wxCoord ysrcMask = -1 );
	67
	68	virtual void DoDrawText( const wxString &text, wxCoord x, wxCoord y );
	69	virtual void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y,
	70	double angle);
	71	virtual void DoGetTextExtent( const wxString &string,
	72	wxCoord width, wxCoord height,
	73	wxCoord descent = (wxCoord ) NULL,
	74	wxCoord externalLeading = (wxCoord ) NULL,
	75	const wxFont theFont = (wxFont ) NULL) const;
	76	virtual bool DoGetPartialTextExtents(const wxString& text, wxArrayInt& widths) const;
	77	virtual void DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height );
	78	virtual void DoSetDeviceClippingRegion( const wxRegion &region );
	79
	80	virtual wxCoord GetCharWidth() const;
	81	virtual wxCoord GetCharHeight() const;
	82
	83	virtual void Clear();
	84
	85	virtual void SetFont( const wxFont &font );
	86	virtual void SetPen( const wxPen &pen );
	87	virtual void SetBrush( const wxBrush &brush );
	88	virtual void SetBackground( const wxBrush &brush );
	89	virtual void SetLogicalFunction( wxRasterOperationMode function );
	90	virtual void SetTextForeground( const wxColour &col );
	91	virtual void SetTextBackground( const wxColour &col );
	92	virtual void SetBackgroundMode( int mode );
	93	virtual void SetPalette( const wxPalette& palette );
	94
	95	virtual void DestroyClippingRegion();
	96
	97	// Resolution in pixels per logical inch
	98	virtual wxSize GetPPI() const;
	99	virtual int GetDepth() const;
	100
	101	// overrriden here for RTL
	102	virtual void SetDeviceOrigin( wxCoord x, wxCoord y );
	103	virtual void SetAxisOrientation( bool xLeftRight, bool yBottomUp );
	104
	105	// protected:
	106	// implementation
	107	// --------------
	108
	109	GdkWindow *m_gdkwindow;
	110	GdkGC *m_penGC;
	111	GdkGC *m_brushGC;
	112	GdkGC *m_textGC;
	113	GdkGC *m_bgGC;
	114	GdkColormap *m_cmap;
	115	bool m_isScreenDC;
	116	wxRegion m_currentClippingRegion;
	117	wxRegion m_paintClippingRegion;
	118
	119	// PangoContext stuff for GTK 2.0
	120	PangoContext *m_context;
	121	PangoLayout *m_layout;
	122	PangoFontDescription *m_fontdesc;
	123
	124	void SetUpDC( bool ismem = false );
	125	void Destroy();
	126
	127	virtual void ComputeScaleAndOrigin();
	128
	129	virtual GdkWindow *GetGDKWindow() const { return m_gdkwindow; }
	130
	131	private:
	132	void DrawingSetup(GdkGC*& gc, bool& originChanged);
	133	GdkPixmap* MonoToColor(GdkPixmap* monoPixmap, int x, int y, int w, int h) const;
	134
	135	DECLARE_ABSTRACT_CLASS(wxWindowDCImpl)
	136	};
	137
	138	//-----------------------------------------------------------------------------
	139	// wxClientDCImpl
	140	//-----------------------------------------------------------------------------
	141
	142	class WXDLLIMPEXP_CORE wxClientDCImpl : public wxWindowDCImpl
	143	{
	144	public:
	145	wxClientDCImpl( wxDC *owner );
	146	wxClientDCImpl( wxDC owner, wxWindow win );
	147
	148	virtual void DoGetSize(int width, int height) const;
	149
	150	DECLARE_ABSTRACT_CLASS(wxClientDCImpl)
	151	};
	152
	153	//-----------------------------------------------------------------------------
	154	// wxPaintDCImpl
	155	//-----------------------------------------------------------------------------
	156
	157	class WXDLLIMPEXP_CORE wxPaintDCImpl : public wxClientDCImpl
	158	{
	159	public:
	160	wxPaintDCImpl( wxDC *owner );
	161	wxPaintDCImpl( wxDC owner, wxWindow win );
	162
	163	DECLARE_ABSTRACT_CLASS(wxPaintDCImpl)
	164	};
	165
	166	#endif // _WX_GTKDCCLIENT_H_