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8acd14d1 | 1 | ///////////////////////////////////////////////////////////////////////////// |
80fdcdb9 | 2 | // Name: wx/dcgraph.h |
8acd14d1 SC |
3 | // Purpose: graphics context device bridge header |
4 | // Author: Stefan Csomor | |
5 | // Modified by: | |
6 | // Created: | |
7 | // Copyright: (c) Stefan Csomor | |
8 | // RCS-ID: $Id$ | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | #ifndef _WX_GRAPHICS_DC_H_ | |
13 | #define _WX_GRAPHICS_DC_H_ | |
14 | ||
15 | #if wxUSE_GRAPHICS_CONTEXT | |
16 | ||
11a0827d | 17 | #include "wx/dc.h" |
8acd14d1 | 18 | #include "wx/geometry.h" |
2b73854d | 19 | #include "wx/graphics.h" |
8acd14d1 | 20 | |
b5dbe15d | 21 | class WXDLLIMPEXP_FWD_CORE wxWindowDC; |
8acd14d1 | 22 | |
8acd14d1 | 23 | |
53a2db12 | 24 | class WXDLLIMPEXP_CORE wxGCDC: public wxDC |
8acd14d1 | 25 | { |
888dde65 RR |
26 | public: |
27 | wxGCDC( const wxWindowDC& dc ); | |
28 | wxGCDC( const wxMemoryDC& dc ); | |
220d37c8 | 29 | #if wxUSE_PRINTING_ARCHITECTURE |
b25c34aa | 30 | wxGCDC( const wxPrinterDC& dc ); |
220d37c8 | 31 | #endif |
888dde65 | 32 | wxGCDC(); |
4dd36d1d | 33 | virtual ~wxGCDC(); |
03647350 | 34 | |
888dde65 RR |
35 | wxGraphicsContext* GetGraphicsContext(); |
36 | void SetGraphicsContext( wxGraphicsContext* ctx ); | |
03647350 | 37 | |
942d5e2d VZ |
38 | #ifdef __WXMSW__ |
39 | // override wxDC virtual functions to provide access to HDC associated with | |
40 | // this Graphics object (implemented in src/msw/graphics.cpp) | |
41 | virtual WXHDC AcquireHDC(); | |
42 | virtual void ReleaseHDC(WXHDC hdc); | |
43 | #endif // __WXMSW__ | |
44 | ||
45 | private: | |
8acd14d1 | 46 | DECLARE_DYNAMIC_CLASS(wxGCDC) |
c0c133e1 | 47 | wxDECLARE_NO_COPY_CLASS(wxGCDC); |
888dde65 | 48 | }; |
8acd14d1 | 49 | |
888dde65 | 50 | |
53a2db12 | 51 | class WXDLLIMPEXP_CORE wxGCDCImpl: public wxDCImpl |
888dde65 | 52 | { |
8acd14d1 | 53 | public: |
888dde65 RR |
54 | wxGCDCImpl( wxDC *owner, const wxWindowDC& dc ); |
55 | wxGCDCImpl( wxDC *owner, const wxMemoryDC& dc ); | |
220d37c8 | 56 | #if wxUSE_PRINTING_ARCHITECTURE |
b25c34aa | 57 | wxGCDCImpl( wxDC *owner, const wxPrinterDC& dc ); |
220d37c8 | 58 | #endif |
888dde65 | 59 | wxGCDCImpl( wxDC *owner ); |
03647350 | 60 | |
888dde65 | 61 | virtual ~wxGCDCImpl(); |
8acd14d1 SC |
62 | |
63 | void Init(); | |
64 | ||
65 | ||
66 | // implement base class pure virtuals | |
67 | // ---------------------------------- | |
68 | ||
69 | virtual void Clear(); | |
70 | ||
cc18b1c7 SC |
71 | virtual bool StartDoc( const wxString& message ); |
72 | virtual void EndDoc(); | |
73 | ||
74 | virtual void StartPage(); | |
75 | virtual void EndPage(); | |
03647350 | 76 | |
cc18b1c7 SC |
77 | // flushing the content of this dc immediately onto screen |
78 | virtual void Flush(); | |
8acd14d1 SC |
79 | |
80 | virtual void SetFont(const wxFont& font); | |
81 | virtual void SetPen(const wxPen& pen); | |
82 | virtual void SetBrush(const wxBrush& brush); | |
83 | virtual void SetBackground(const wxBrush& brush); | |
84 | virtual void SetBackgroundMode(int mode); | |
85 | virtual void SetPalette(const wxPalette& palette); | |
86 | ||
87 | virtual void DestroyClippingRegion(); | |
88 | ||
89 | virtual wxCoord GetCharHeight() const; | |
90 | virtual wxCoord GetCharWidth() const; | |
91 | ||
92 | virtual bool CanDrawBitmap() const; | |
93 | virtual bool CanGetTextExtent() const; | |
94 | virtual int GetDepth() const; | |
95 | virtual wxSize GetPPI() const; | |
96 | ||
89efaf2b | 97 | virtual void SetMapMode(wxMappingMode mode); |
8acd14d1 | 98 | |
89efaf2b | 99 | virtual void SetLogicalFunction(wxRasterOperationMode function); |
8acd14d1 SC |
100 | |
101 | virtual void SetTextForeground(const wxColour& colour); | |
102 | virtual void SetTextBackground(const wxColour& colour); | |
103 | ||
104 | virtual void ComputeScaleAndOrigin(); | |
105 | ||
b687dd2f PC |
106 | wxGraphicsContext* GetGraphicsContext() { return m_graphicContext; } |
107 | virtual void SetGraphicsContext( wxGraphicsContext* ctx ); | |
03647350 | 108 | |
8acd14d1 SC |
109 | // the true implementations |
110 | virtual bool DoFloodFill(wxCoord x, wxCoord y, const wxColour& col, | |
89efaf2b | 111 | wxFloodFillStyle style = wxFLOOD_SURFACE); |
8acd14d1 SC |
112 | |
113 | virtual void DoGradientFillLinear(const wxRect& rect, | |
114 | const wxColour& initialColour, | |
115 | const wxColour& destColour, | |
116 | wxDirection nDirection = wxEAST); | |
117 | ||
118 | virtual void DoGradientFillConcentric(const wxRect& rect, | |
119 | const wxColour& initialColour, | |
120 | const wxColour& destColour, | |
121 | const wxPoint& circleCenter); | |
122 | ||
123 | virtual bool DoGetPixel(wxCoord x, wxCoord y, wxColour *col) const; | |
124 | ||
125 | virtual void DoDrawPoint(wxCoord x, wxCoord y); | |
126 | ||
127 | #if wxUSE_SPLINES | |
b0d7707b | 128 | virtual void DoDrawSpline(const wxPointList *points); |
8acd14d1 SC |
129 | #endif |
130 | ||
131 | virtual void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2); | |
132 | ||
133 | virtual void DoDrawArc(wxCoord x1, wxCoord y1, | |
134 | wxCoord x2, wxCoord y2, | |
135 | wxCoord xc, wxCoord yc); | |
136 | ||
137 | virtual void DoDrawCheckMark(wxCoord x, wxCoord y, | |
138 | wxCoord width, wxCoord height); | |
139 | ||
140 | virtual void DoDrawEllipticArc(wxCoord x, wxCoord y, wxCoord w, wxCoord h, | |
141 | double sa, double ea); | |
142 | ||
143 | virtual void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height); | |
144 | virtual void DoDrawRoundedRectangle(wxCoord x, wxCoord y, | |
145 | wxCoord width, wxCoord height, | |
146 | double radius); | |
147 | virtual void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height); | |
148 | ||
149 | virtual void DoCrossHair(wxCoord x, wxCoord y); | |
150 | ||
151 | virtual void DoDrawIcon(const wxIcon& icon, wxCoord x, wxCoord y); | |
152 | virtual void DoDrawBitmap(const wxBitmap &bmp, wxCoord x, wxCoord y, | |
153 | bool useMask = false); | |
154 | ||
155 | virtual void DoDrawText(const wxString& text, wxCoord x, wxCoord y); | |
156 | virtual void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, | |
157 | double angle); | |
158 | ||
159 | virtual bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height, | |
89efaf2b | 160 | wxDC *source, wxCoord xsrc, wxCoord ysrc, |
03647350 | 161 | wxRasterOperationMode rop = wxCOPY, bool useMask = false, |
89efaf2b | 162 | wxCoord xsrcMask = -1, wxCoord ysrcMask = -1); |
8acd14d1 | 163 | |
e3b81044 VZ |
164 | virtual bool DoStretchBlit(wxCoord xdest, wxCoord ydest, |
165 | wxCoord dstWidth, wxCoord dstHeight, | |
166 | wxDC *source, | |
167 | wxCoord xsrc, wxCoord ysrc, | |
168 | wxCoord srcWidth, wxCoord srcHeight, | |
89efaf2b | 169 | wxRasterOperationMode = wxCOPY, bool useMask = false, |
e3b81044 VZ |
170 | wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord); |
171 | ||
8acd14d1 SC |
172 | virtual void DoGetSize(int *,int *) const; |
173 | virtual void DoGetSizeMM(int* width, int* height) const; | |
174 | ||
175 | virtual void DoDrawLines(int n, wxPoint points[], | |
176 | wxCoord xoffset, wxCoord yoffset); | |
177 | virtual void DoDrawPolygon(int n, wxPoint points[], | |
89efaf2b FM |
178 | wxCoord xoffset, wxCoord yoffset, |
179 | wxPolygonFillMode fillStyle = wxODDEVEN_RULE); | |
8acd14d1 | 180 | virtual void DoDrawPolyPolygon(int n, int count[], wxPoint points[], |
89efaf2b FM |
181 | wxCoord xoffset, wxCoord yoffset, |
182 | wxPolygonFillMode fillStyle); | |
8acd14d1 | 183 | |
fdaad94e | 184 | virtual void DoSetDeviceClippingRegion(const wxRegion& region); |
8acd14d1 SC |
185 | virtual void DoSetClippingRegion(wxCoord x, wxCoord y, |
186 | wxCoord width, wxCoord height); | |
187 | ||
188 | virtual void DoGetTextExtent(const wxString& string, | |
189 | wxCoord *x, wxCoord *y, | |
190 | wxCoord *descent = NULL, | |
191 | wxCoord *externalLeading = NULL, | |
c94f845b | 192 | const wxFont *theFont = NULL) const; |
8acd14d1 SC |
193 | |
194 | virtual bool DoGetPartialTextExtents(const wxString& text, wxArrayInt& widths) const; | |
195 | ||
196 | protected: | |
197 | // scaling variables | |
4280b879 | 198 | bool m_logicalFunctionSupported; |
8acd14d1 | 199 | double m_mm_to_pix_x, m_mm_to_pix_y; |
2b73854d SC |
200 | wxGraphicsMatrix m_matrixOriginal; |
201 | wxGraphicsMatrix m_matrixCurrent; | |
b687dd2f PC |
202 | |
203 | double m_formerScaleX, m_formerScaleY; | |
8acd14d1 SC |
204 | |
205 | wxGraphicsContext* m_graphicContext; | |
03647350 | 206 | |
888dde65 | 207 | DECLARE_CLASS(wxGCDCImpl) |
c0c133e1 | 208 | wxDECLARE_NO_COPY_CLASS(wxGCDCImpl); |
8acd14d1 SC |
209 | }; |
210 | ||
512cfcc3 | 211 | #endif // wxUSE_GRAPHICS_CONTEXT |
8acd14d1 | 212 | #endif // _WX_GRAPHICS_DC_H_ |