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1 | ///////////////////////////////////////////////////////////////////////////// |
2 | // Name: wx/dfb/dc.h | |
3 | // Purpose: wxDC class | |
4 | // Author: Vaclav Slavik | |
5 | // Created: 2006-08-07 | |
6 | // RCS-ID: $Id$ | |
7 | // Copyright: (c) 2006 REA Elektronik GmbH | |
8 | // Licence: wxWindows licence | |
9 | ///////////////////////////////////////////////////////////////////////////// | |
10 | ||
11 | #ifndef _WX_DFB_DC_H_ | |
12 | #define _WX_DFB_DC_H_ | |
13 | ||
14 | #include "wx/defs.h" | |
15 | #include "wx/region.h" | |
4a624f6e | 16 | #include "wx/dc.h" |
52c8d32a | 17 | #include "wx/dfb/dfbptr.h" |
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18 | |
19 | wxDFB_DECLARE_INTERFACE(IDirectFBSurface); | |
20 | ||
21 | //----------------------------------------------------------------------------- | |
4a624f6e | 22 | // wxDFBDCImpl |
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23 | //----------------------------------------------------------------------------- |
24 | ||
4a624f6e | 25 | class WXDLLIMPEXP_CORE wxDFBDCImpl : public wxDCImpl |
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26 | { |
27 | public: | |
4a624f6e VZ |
28 | // ctors |
29 | wxDFBDCImpl(wxDC *owner) : wxDCImpl(owner) { m_surface = NULL; } | |
30 | wxDFBDCImpl(wxDC *owner, const wxIDirectFBSurfacePtr& surface) | |
31 | : wxDCImpl(owner) | |
32 | { | |
33 | DFBInit(surface); | |
34 | } | |
b3c86150 | 35 | |
4a624f6e | 36 | bool IsOk() const { return m_surface != NULL; } |
b3c86150 | 37 | |
b3c86150 VS |
38 | // implement base class pure virtuals |
39 | // ---------------------------------- | |
40 | ||
41 | virtual void Clear(); | |
42 | ||
43 | virtual bool StartDoc(const wxString& message); | |
44 | virtual void EndDoc(); | |
45 | ||
46 | virtual void StartPage(); | |
47 | virtual void EndPage(); | |
48 | ||
49 | virtual void SetFont(const wxFont& font); | |
50 | virtual void SetPen(const wxPen& pen); | |
51 | virtual void SetBrush(const wxBrush& brush); | |
52 | virtual void SetBackground(const wxBrush& brush); | |
53 | virtual void SetBackgroundMode(int mode); | |
54 | #if wxUSE_PALETTE | |
55 | virtual void SetPalette(const wxPalette& palette); | |
56 | #endif | |
57 | ||
89efaf2b | 58 | virtual void SetLogicalFunction(wxRasterOperationMode function); |
7d9a266c | 59 | |
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60 | virtual void DestroyClippingRegion(); |
61 | ||
62 | virtual wxCoord GetCharHeight() const; | |
63 | virtual wxCoord GetCharWidth() const; | |
64 | virtual void DoGetTextExtent(const wxString& string, | |
65 | wxCoord *x, wxCoord *y, | |
66 | wxCoord *descent = NULL, | |
67 | wxCoord *externalLeading = NULL, | |
c94f845b | 68 | const wxFont *theFont = NULL) const; |
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69 | |
70 | virtual bool CanDrawBitmap() const { return true; } | |
71 | virtual bool CanGetTextExtent() const { return true; } | |
72 | virtual int GetDepth() const; | |
73 | virtual wxSize GetPPI() const; | |
74 | ||
b3c86150 | 75 | // Returns the surface (and increases its ref count) |
52c8d32a | 76 | wxIDirectFBSurfacePtr GetDirectFBSurface() const { return m_surface; } |
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77 | |
78 | protected: | |
04ab8b6d RR |
79 | // implementation |
80 | wxCoord XDEV2LOG(wxCoord x) const { return DeviceToLogicalX(x); } | |
81 | wxCoord XDEV2LOGREL(wxCoord x) const { return DeviceToLogicalXRel(x); } | |
82 | wxCoord YDEV2LOG(wxCoord y) const { return DeviceToLogicalY(y); } | |
83 | wxCoord YDEV2LOGREL(wxCoord y) const { return DeviceToLogicalYRel(y); } | |
84 | wxCoord XLOG2DEV(wxCoord x) const { return LogicalToDeviceX(x); } | |
85 | wxCoord XLOG2DEVREL(wxCoord x) const { return LogicalToDeviceXRel(x); } | |
86 | wxCoord YLOG2DEV(wxCoord y) const { return LogicalToDeviceY(y); } | |
87 | wxCoord YLOG2DEVREL(wxCoord y) const { return LogicalToDeviceYRel(y); } | |
4a624f6e | 88 | |
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89 | // initializes the DC from a surface, must be called if default ctor |
90 | // was used | |
c16db850 | 91 | void DFBInit(const wxIDirectFBSurfacePtr& surface); |
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92 | |
93 | virtual bool DoFloodFill(wxCoord x, wxCoord y, const wxColour& col, | |
89efaf2b | 94 | wxFloodFillStyle style = wxFLOOD_SURFACE); |
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95 | |
96 | virtual bool DoGetPixel(wxCoord x, wxCoord y, wxColour *col) const; | |
97 | ||
98 | virtual void DoDrawPoint(wxCoord x, wxCoord y); | |
99 | virtual void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2); | |
100 | ||
101 | virtual void DoDrawArc(wxCoord x1, wxCoord y1, | |
102 | wxCoord x2, wxCoord y2, | |
103 | wxCoord xc, wxCoord yc); | |
104 | virtual void DoDrawEllipticArc(wxCoord x, wxCoord y, wxCoord w, wxCoord h, | |
105 | double sa, double ea); | |
106 | ||
107 | virtual void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height); | |
108 | virtual void DoDrawRoundedRectangle(wxCoord x, wxCoord y, | |
109 | wxCoord width, wxCoord height, | |
110 | double radius); | |
111 | virtual void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height); | |
112 | ||
113 | virtual void DoCrossHair(wxCoord x, wxCoord y); | |
114 | ||
115 | virtual void DoDrawIcon(const wxIcon& icon, wxCoord x, wxCoord y); | |
116 | virtual void DoDrawBitmap(const wxBitmap &bmp, wxCoord x, wxCoord y, | |
117 | bool useMask = false); | |
118 | ||
119 | virtual void DoDrawText(const wxString& text, wxCoord x, wxCoord y); | |
120 | virtual void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, | |
121 | double angle); | |
122 | ||
123 | virtual bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height, | |
124 | wxDC *source, wxCoord xsrc, wxCoord ysrc, | |
89efaf2b FM |
125 | wxRasterOperationMode rop = wxCOPY, bool useMask = false, |
126 | wxCoord xsrcMask = -1, wxCoord ysrcMask = -1); | |
b3c86150 | 127 | |
b3c86150 VS |
128 | virtual void DoSetClippingRegion(wxCoord x, wxCoord y, |
129 | wxCoord width, wxCoord height); | |
fdaad94e | 130 | virtual void DoSetDeviceClippingRegion(const wxRegion& region); |
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131 | |
132 | virtual void DoGetSize(int *width, int *height) const; | |
133 | virtual void DoGetSizeMM(int* width, int* height) const; | |
134 | ||
135 | virtual void DoDrawLines(int n, wxPoint points[], | |
136 | wxCoord xoffset, wxCoord yoffset); | |
137 | virtual void DoDrawPolygon(int n, wxPoint points[], | |
138 | wxCoord xoffset, wxCoord yoffset, | |
89efaf2b | 139 | wxPolygonFillMode fillStyle = wxODDEVEN_RULE); |
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140 | |
141 | // implementation from now on: | |
d7ae4a62 VS |
142 | protected: |
143 | wxIDirectFBFontPtr GetCurrentFont() const; | |
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144 | |
145 | private: | |
146 | // Unified implementation of DrawIcon, DrawBitmap and Blit: | |
147 | void DoDrawSubBitmap(const wxBitmap &bmp, | |
148 | wxCoord x, wxCoord y, wxCoord w, wxCoord h, | |
149 | wxCoord destx, wxCoord desty, int rop, bool useMask); | |
5942996c VS |
150 | bool DoBlitFromSurface(const wxIDirectFBSurfacePtr& src, |
151 | wxCoord srcx, wxCoord srcy, | |
152 | wxCoord w, wxCoord h, | |
153 | wxCoord dstx, wxCoord dsty); | |
b3c86150 VS |
154 | |
155 | // selects colour into surface's state | |
156 | void SelectColour(const wxColour& clr); | |
157 | ||
158 | protected: | |
52c8d32a | 159 | wxIDirectFBSurfacePtr m_surface; |
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160 | |
161 | double m_mm_to_pix_x, m_mm_to_pix_y; | |
162 | ||
b5dbe15d | 163 | friend class WXDLLIMPEXP_FWD_CORE wxOverlayImpl; // for Init |
30c841c8 | 164 | |
4a624f6e | 165 | DECLARE_ABSTRACT_CLASS(wxDFBDCImpl) |
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166 | }; |
167 | ||
168 | #endif // _WX_DFB_DC_H_ |