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Commit	Line	Data
	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: 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	#ifdef __GNUG__
	16	#pragma interface "dcclient.h"
	17	#endif
	18
	19	#include "wx/dc.h"
	20	#include "wx/region.h"
	21
	22	// -----------------------------------------------------------------------------
	23	// fwd declarations
	24	// -----------------------------------------------------------------------------
	25
	26	class wxWindow;
	27
	28	class wxWindowDC;
	29	class wxPaintDC;
	30	class wxClientDC;
	31
	32	//-----------------------------------------------------------------------------
	33	// wxWindowDC
	34	//-----------------------------------------------------------------------------
	35
	36	class wxWindowDC : public wxDC
	37	{
	38	public:
	39	wxWindowDC();
	40	wxWindowDC( wxWindow *win );
	41
	42	~wxWindowDC();
	43
	44	virtual bool CanDrawBitmap() const { return TRUE; }
	45	virtual bool CanGetTextExtent() const { return TRUE; }
	46
	47	protected:
	48	virtual void DoGetSize(int width, int height) const;
	49	virtual bool DoFloodFill( wxCoord x, wxCoord y, const wxColour& col, int style = wxFLOOD_SURFACE );
	50	virtual bool DoGetPixel( wxCoord x, wxCoord y, wxColour *col ) const;
	51
	52	virtual void DoDrawPoint(wxCoord x, wxCoord y);
	53	virtual void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
	54
	55	virtual void DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y );
	56	virtual void DoDrawBitmap( const wxBitmap &bitmap, wxCoord x, wxCoord y,
	57	bool useMask = FALSE );
	58
	59	virtual void DoDrawArc(wxCoord x1, wxCoord y1,
	60	wxCoord x2, wxCoord y2,
	61	wxCoord xc, wxCoord yc);
	62	virtual void DoDrawEllipticArc(wxCoord x, wxCoord y, wxCoord w, wxCoord h,
	63	double sa, double ea);
	64
	65	virtual void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
	66	virtual void DoDrawRoundedRectangle(wxCoord x, wxCoord y,
	67	wxCoord width, wxCoord height,
	68	double radius);
	69	virtual void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
	70
	71	virtual void DoCrossHair(wxCoord x, wxCoord y);
	72
	73	virtual void DoDrawText(const wxString& text, wxCoord x, wxCoord y);
	74	virtual void DoDrawRotatedText(const wxString &text, wxCoord x, wxCoord y, double angle);
	75
	76	virtual bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
	77	wxDC *source, wxCoord xsrc, wxCoord ysrc,
	78	int rop = wxCOPY, bool useMask = FALSE, wxCoord xsrcMask = -1, wxCoord ysrcMask = -1);
	79
	80	virtual void DoSetClippingRegionAsRegion(const wxRegion& region);
	81	virtual void DoSetClippingRegion(wxCoord x, wxCoord y,
	82	wxCoord width, wxCoord height);
	83
	84	virtual void DoDrawLines(int n, wxPoint points[],
	85	wxCoord xoffset, wxCoord yoffset);
	86	virtual void DoDrawPolygon(int n, wxPoint points[],
	87	wxCoord xoffset, wxCoord yoffset,
	88	int fillStyle = wxODDEVEN_RULE);
	89
	90
	91	public:
	92	virtual void Clear();
	93
	94	virtual void SetFont(const wxFont& font);
	95	virtual void SetPen(const wxPen& pen);
	96	virtual void SetBrush(const wxBrush& brush);
	97	virtual void SetBackground(const wxBrush& brush);
	98	virtual void SetBackgroundMode(int mode);
	99	virtual void SetPalette(const wxPalette& palette);
	100	virtual void SetLogicalFunction( int function );
	101
	102	virtual void SetTextForeground(const wxColour& colour);
	103	virtual void SetTextBackground(const wxColour& colour);
	104
	105	virtual wxCoord GetCharHeight() const;
	106	virtual wxCoord GetCharWidth() const;
	107	virtual void DoGetTextExtent(const wxString& string,
	108	wxCoord x, wxCoord y,
	109	wxCoord *descent = NULL,
	110	wxCoord *externalLeading = NULL,
	111	wxFont *theFont = NULL) const;
	112
	113	virtual int GetDepth() const;
	114	virtual wxSize GetPPI() const;
	115
	116	virtual void DestroyClippingRegion();
	117	WXWindow GetWindow() const { return m_window; }
	118
	119	protected:
	120	// implementation
	121	// --------------
	122
	123	WXDisplay *m_display;
	124	WXWindow m_window;
	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	wxWindow *m_owner;
	133	wxRegion m_currentClippingRegion;
	134	wxRegion m_paintClippingRegion;
	135
	136	void SetUpDC();
	137	void Destroy();
	138	void ComputeScaleAndOrigin();
	139
	140	private:
	141	DECLARE_DYNAMIC_CLASS(wxWindowDC)
	142	};
	143
	144	//-----------------------------------------------------------------------------
	145	// wxClientDC
	146	//-----------------------------------------------------------------------------
	147
	148	class wxClientDC : public wxWindowDC
	149	{
	150	public:
	151	wxClientDC() { }
	152	wxClientDC( wxWindow *win );
	153
	154	protected:
	155	virtual void DoGetSize(int width, int height) const;
	156
	157	private:
	158	DECLARE_DYNAMIC_CLASS(wxClientDC)
	159	};
	160
	161	//-----------------------------------------------------------------------------
	162	// wxPaintDC
	163	//-----------------------------------------------------------------------------
	164
	165	class wxPaintDC : public wxClientDC
	166	{
	167	public:
	168	wxPaintDC() { }
	169	wxPaintDC( wxWindow *win );
	170
	171	private:
	172	DECLARE_DYNAMIC_CLASS(wxPaintDC)
	173	};
	174
	175	#endif
	176	// _WX_DCCLIENT_H_