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Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: wx/x11/dcclient.h
	3	// Purpose: wxClientDC, wxPaintDC and wxWindowDC classes
	4	// Author: Julian Smart
	5	// Modified by:
	6	// Created: 17/09/98
	7	// RCS-ID: $Id$
	8	// Copyright: (c) Julian Smart
	9	// Licence: wxWindows licence
	10	/////////////////////////////////////////////////////////////////////////////
	11
	12	#ifndef _WX_DCCLIENT_H_
	13	#define _WX_DCCLIENT_H_
	14
	15	#include "wx/dc.h"
	16	#include "wx/dcclient.h"
	17	#include "wx/x11/dc.h"
	18	#include "wx/region.h"
	19
	20	// -----------------------------------------------------------------------------
	21	// fwd declarations
	22	// -----------------------------------------------------------------------------
	23
	24	class WXDLLIMPEXP_FWD_CORE wxWindow;
	25
	26	//-----------------------------------------------------------------------------
	27	// wxWindowDCImpl
	28	//-----------------------------------------------------------------------------
	29
	30	class WXDLLIMPEXP_CORE wxWindowDCImpl : public wxX11DCImpl
	31	{
	32	public:
	33	wxWindowDCImpl( wxDC *owner );
	34	wxWindowDCImpl( wxDC owner, wxWindow win );
	35
	36	virtual ~wxWindowDCImpl();
	37
	38	virtual bool CanDrawBitmap() const { return true; }
	39	virtual bool CanGetTextExtent() const { return true; }
	40
	41	protected:
	42	virtual void DoGetSize(int width, int height) const;
	43	virtual bool DoFloodFill( wxCoord x, wxCoord y, const wxColour& col,
	44	wxFloodFillStyle style = wxFLOOD_SURFACE );
	45	virtual bool DoGetPixel( wxCoord x, wxCoord y, wxColour *col ) const;
	46
	47	virtual void DoDrawPoint(wxCoord x, wxCoord y);
	48	virtual void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
	49
	50	virtual void DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y );
	51	virtual void DoDrawBitmap( const wxBitmap &bitmap, wxCoord x, wxCoord y,
	52	bool useMask = false );
	53
	54	virtual void DoDrawArc(wxCoord x1, wxCoord y1,
	55	wxCoord x2, wxCoord y2,
	56	wxCoord xc, wxCoord yc);
	57	virtual void DoDrawEllipticArc(wxCoord x, wxCoord y, wxCoord w, wxCoord h,
	58	double sa, double ea);
	59
	60	virtual void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
	61	virtual void DoDrawRoundedRectangle(wxCoord x, wxCoord y,
	62	wxCoord width, wxCoord height,
	63	double radius);
	64	virtual void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
	65
	66	virtual void DoCrossHair(wxCoord x, wxCoord y);
	67
	68	virtual void DoDrawText(const wxString& text, wxCoord x, wxCoord y);
	69	virtual void DoDrawRotatedText(const wxString &text, wxCoord x, wxCoord y, double angle);
	70
	71	virtual bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
	72	wxDC *source, wxCoord xsrc, wxCoord ysrc,
	73	wxRasterOperationMode rop = wxCOPY, bool useMask = false,
	74	wxCoord xsrcMask = -1, wxCoord ysrcMask = -1);
	75
	76	virtual void DoSetClippingRegion(wxCoord x, wxCoord y,
	77	wxCoord width, wxCoord height);
	78	virtual void DoSetDeviceClippingRegion(const wxRegion& region);
	79
	80	virtual void DoDrawLines(int n, wxPoint points[],
	81	wxCoord xoffset, wxCoord yoffset);
	82	virtual void DoDrawPolygon(int n, wxPoint points[],
	83	wxCoord xoffset, wxCoord yoffset,
	84	wxPolygonFillMode fillStyle = wxODDEVEN_RULE);
	85
	86
	87	public:
	88	virtual void Clear();
	89
	90	virtual void SetFont(const wxFont& font);
	91	virtual void SetPen(const wxPen& pen);
	92	virtual void SetBrush(const wxBrush& brush);
	93	virtual void SetBackground(const wxBrush& brush);
	94	virtual void SetBackgroundMode(int mode);
	95	virtual void SetPalette(const wxPalette& palette);
	96	virtual void SetLogicalFunction( wxRasterOperationMode function );
	97
	98	virtual void SetTextForeground(const wxColour& colour);
	99	virtual void SetTextBackground(const wxColour& colour);
	100
	101	virtual wxCoord GetCharHeight() const;
	102	virtual wxCoord GetCharWidth() const;
	103
	104	virtual int GetDepth() const;
	105	virtual wxSize GetPPI() const;
	106
	107	virtual void DestroyClippingRegion();
	108	WXWindow GetX11Window() const { return m_x11window; }
	109
	110	virtual void ComputeScaleAndOrigin();
	111
	112	protected:
	113	// implementation
	114	// --------------
	115	virtual void DoGetTextExtent(const wxString& string,
	116	wxCoord x, wxCoord y,
	117	wxCoord *descent = NULL,
	118	wxCoord *externalLeading = NULL,
	119	const wxFont *theFont = NULL) const;
	120
	121	void Init();
	122
	123	WXDisplay *m_display;
	124	WXWindow m_x11window;
	125	WXGC m_penGC;
	126	WXGC m_brushGC;
	127	WXGC m_textGC;
	128	WXGC m_bgGC;
	129	WXColormap m_cmap;
	130	bool m_isMemDC;
	131	bool m_isScreenDC;
	132	wxRegion m_currentClippingRegion;
	133	wxRegion m_paintClippingRegion;
	134
	135	#if wxUSE_UNICODE
	136	PangoContext *m_context;
	137	PangoFontDescription *m_fontdesc;
	138	#endif
	139
	140	void SetUpDC();
	141	void Destroy();
	142
	143	private:
	144	DECLARE_CLASS(wxWindowDCImpl)
	145	};
	146
	147	//-----------------------------------------------------------------------------
	148	// wxClientDC
	149	//-----------------------------------------------------------------------------
	150
	151	class WXDLLIMPEXP_CORE wxClientDCImpl : public wxWindowDCImpl
	152	{
	153	public:
	154	wxClientDCImpl( wxDC *owner ) : wxWindowDCImpl( owner ) { }
	155	wxClientDCImpl( wxDC owner, wxWindow win );
	156
	157	protected:
	158	virtual void DoGetSize(int width, int height) const;
	159
	160	private:
	161	DECLARE_CLASS(wxClientDCImpl)
	162	};
	163
	164	//-----------------------------------------------------------------------------
	165	// wxPaintDC
	166	//-----------------------------------------------------------------------------
	167
	168	class WXDLLIMPEXP_CORE wxPaintDCImpl : public wxClientDCImpl
	169	{
	170	public:
	171	wxPaintDCImpl( wxDC *owner ) : wxClientDCImpl( owner ) { }
	172	wxPaintDCImpl( wxDC owner, wxWindow win );
	173
	174	private:
	175	DECLARE_CLASS(wxPaintDCImpl)
	176	};
	177
	178	#endif
	179	// _WX_DCCLIENT_H_