| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: wx/dcsvg.h |
| 3 | // Purpose: wxSVGFileDC |
| 4 | // Author: Chris Elliott |
| 5 | // Modified by: |
| 6 | // Created: |
| 7 | // Copyright: (c) Chris Elliott |
| 8 | // RCS-ID: $Id$ |
| 9 | // Licence: wxWindows licence |
| 10 | ///////////////////////////////////////////////////////////////////////////// |
| 11 | |
| 12 | #ifndef _WX_DCSVG_H_ |
| 13 | #define _WX_DCSVG_H_ |
| 14 | |
| 15 | #include "wx/string.h" |
| 16 | #include "wx/dc.h" |
| 17 | |
| 18 | #if wxUSE_SVG |
| 19 | |
| 20 | #define wxSVGVersion wxT("v0100") |
| 21 | |
| 22 | #ifdef __BORLANDC__ |
| 23 | #pragma warn -8008 |
| 24 | #pragma warn -8066 |
| 25 | #endif |
| 26 | |
| 27 | class WXDLLIMPEXP_FWD_BASE wxFileOutputStream; |
| 28 | |
| 29 | |
| 30 | |
| 31 | class WXDLLIMPEXP_FWD_CORE wxSVGFileDC; |
| 32 | |
| 33 | class WXDLLIMPEXP_CORE wxSVGFileDCImpl : public wxDCImpl |
| 34 | { |
| 35 | public: |
| 36 | wxSVGFileDCImpl( wxSVGFileDC *owner, const wxString &filename, |
| 37 | int width=320, int height=240, double dpi=72.0 ); |
| 38 | |
| 39 | virtual ~wxSVGFileDCImpl(); |
| 40 | |
| 41 | bool IsOk() const { return m_OK; } |
| 42 | |
| 43 | virtual bool CanDrawBitmap() const { return true; } |
| 44 | virtual bool CanGetTextExtent() const { return true; } |
| 45 | |
| 46 | virtual int GetDepth() const |
| 47 | { |
| 48 | wxFAIL_MSG(wxT("wxSVGFILEDC::GetDepth Call not implemented")); |
| 49 | return -1; |
| 50 | } |
| 51 | |
| 52 | virtual void Clear() |
| 53 | { |
| 54 | wxFAIL_MSG(wxT("wxSVGFILEDC::Clear() Call not implemented \nNot sensible for an output file?")); |
| 55 | } |
| 56 | |
| 57 | virtual void DestroyClippingRegion() |
| 58 | { |
| 59 | wxFAIL_MSG(wxT("wxSVGFILEDC::void Call not yet implemented")); |
| 60 | } |
| 61 | |
| 62 | virtual wxCoord GetCharHeight() const; |
| 63 | virtual wxCoord GetCharWidth() const; |
| 64 | |
| 65 | virtual void SetClippingRegion(wxCoord WXUNUSED(x), wxCoord WXUNUSED(y), |
| 66 | wxCoord WXUNUSED(w), wxCoord WXUNUSED(h)) |
| 67 | { |
| 68 | wxFAIL_MSG(wxT("wxSVGFILEDC::SetClippingRegion not implemented")); |
| 69 | } |
| 70 | |
| 71 | virtual void SetPalette(const wxPalette& WXUNUSED(palette)) |
| 72 | { |
| 73 | wxFAIL_MSG(wxT("wxSVGFILEDC::SetPalette not implemented")); |
| 74 | } |
| 75 | |
| 76 | virtual void GetClippingBox(wxCoord *WXUNUSED(x), wxCoord *WXUNUSED(y), |
| 77 | wxCoord *WXUNUSED(w), wxCoord *WXUNUSED(h)) |
| 78 | { |
| 79 | wxFAIL_MSG(wxT("wxSVGFILEDC::GetClippingBox not implemented")); |
| 80 | } |
| 81 | |
| 82 | virtual void SetLogicalFunction(wxRasterOperationMode WXUNUSED(function)) |
| 83 | { |
| 84 | wxFAIL_MSG(wxT("wxSVGFILEDC::SetLogicalFunction Call not implemented")); |
| 85 | } |
| 86 | |
| 87 | virtual wxRasterOperationMode GetLogicalFunction() const |
| 88 | { |
| 89 | wxFAIL_MSG(wxT("wxSVGFILEDC::GetLogicalFunction() not implemented")); |
| 90 | return wxCOPY; |
| 91 | } |
| 92 | |
| 93 | virtual void SetBackground( const wxBrush &brush ); |
| 94 | virtual void SetBackgroundMode( int mode ); |
| 95 | virtual void SetBrush(const wxBrush& brush); |
| 96 | virtual void SetFont(const wxFont& font); |
| 97 | virtual void SetPen(const wxPen& pen); |
| 98 | |
| 99 | private: |
| 100 | virtual bool DoGetPixel(wxCoord, wxCoord, wxColour *) const |
| 101 | { |
| 102 | wxFAIL_MSG(wxT("wxSVGFILEDC::DoGetPixel Call not implemented")); |
| 103 | return true; |
| 104 | } |
| 105 | |
| 106 | virtual bool DoBlit(wxCoord, wxCoord, wxCoord, wxCoord, wxDC *, |
| 107 | wxCoord, wxCoord, wxRasterOperationMode = wxCOPY, |
| 108 | bool = 0, int = -1, int = -1); |
| 109 | |
| 110 | virtual void DoCrossHair(wxCoord, wxCoord) |
| 111 | { |
| 112 | wxFAIL_MSG(wxT("wxSVGFILEDC::CrossHair Call not implemented")); |
| 113 | } |
| 114 | |
| 115 | virtual void DoDrawArc(wxCoord, wxCoord, wxCoord, wxCoord, wxCoord, wxCoord); |
| 116 | |
| 117 | virtual void DoDrawBitmap(const wxBitmap &, wxCoord, wxCoord, bool = false); |
| 118 | |
| 119 | virtual void DoDrawCheckMark(wxCoord x, wxCoord y, wxCoord w, wxCoord h); |
| 120 | |
| 121 | virtual void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord w, wxCoord h); |
| 122 | |
| 123 | virtual void DoDrawEllipticArc(wxCoord x, wxCoord y, wxCoord w, wxCoord h, |
| 124 | double sa, double ea); |
| 125 | |
| 126 | virtual void DoDrawIcon(const wxIcon &, wxCoord, wxCoord); |
| 127 | |
| 128 | virtual void DoDrawLine (wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2); |
| 129 | |
| 130 | virtual void DoDrawLines(int n, wxPoint points[], |
| 131 | wxCoord xoffset = 0, wxCoord yoffset = 0); |
| 132 | |
| 133 | virtual void DoDrawPoint(wxCoord, wxCoord); |
| 134 | |
| 135 | virtual void DoDrawPolygon(int n, wxPoint points[], |
| 136 | wxCoord xoffset, wxCoord yoffset, |
| 137 | wxPolygonFillMode fillStyle); |
| 138 | |
| 139 | virtual void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord w, wxCoord h); |
| 140 | |
| 141 | virtual void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, |
| 142 | double angle); |
| 143 | |
| 144 | virtual void DoDrawRoundedRectangle(wxCoord x, wxCoord y, |
| 145 | wxCoord w, wxCoord h, |
| 146 | double radius = 20) ; |
| 147 | |
| 148 | virtual void DoDrawText(const wxString& text, wxCoord x, wxCoord y); |
| 149 | |
| 150 | virtual bool DoFloodFill(wxCoord WXUNUSED(x), wxCoord WXUNUSED(y), |
| 151 | const wxColour& WXUNUSED(col), |
| 152 | wxFloodFillStyle WXUNUSED(style) = wxFLOOD_SURFACE) |
| 153 | { |
| 154 | wxFAIL_MSG(wxT("wxSVGFILEDC::DoFloodFill Call not implemented")); |
| 155 | return false; |
| 156 | } |
| 157 | |
| 158 | virtual void DoGetSize(int * x, int *y) const |
| 159 | { |
| 160 | if ( x ) |
| 161 | *x = m_width; |
| 162 | if ( y ) |
| 163 | *y = m_height; |
| 164 | } |
| 165 | |
| 166 | virtual void DoGetTextExtent(const wxString& string, wxCoord *w, wxCoord *h, |
| 167 | wxCoord *descent = NULL, |
| 168 | wxCoord *externalLeading = NULL, |
| 169 | const wxFont *font = NULL) const; |
| 170 | |
| 171 | virtual void DoSetDeviceClippingRegion(const wxRegion& WXUNUSED(region)) |
| 172 | { |
| 173 | wxFAIL_MSG(wxT("wxSVGFILEDC::DoSetDeviceClippingRegion not yet implemented")); |
| 174 | } |
| 175 | |
| 176 | virtual void DoSetClippingRegion( int WXUNUSED(x), int WXUNUSED(y), int WXUNUSED(width), int WXUNUSED(height) ) |
| 177 | { |
| 178 | wxFAIL_MSG(wxT("wxSVGFILEDC::DoSetClippingRegion not yet implemented")); |
| 179 | } |
| 180 | |
| 181 | virtual void DoGetSizeMM( int *width, int *height ) const; |
| 182 | |
| 183 | virtual wxSize GetPPI() const; |
| 184 | |
| 185 | void Init (const wxString &filename, int width, int height, double dpi); |
| 186 | |
| 187 | void NewGraphics(); |
| 188 | |
| 189 | void write( const wxString &s ); |
| 190 | |
| 191 | private: |
| 192 | wxFileOutputStream *m_outfile; |
| 193 | wxString m_filename; |
| 194 | int m_sub_images; // number of png format images we have |
| 195 | bool m_OK; |
| 196 | bool m_graphics_changed; |
| 197 | int m_width, m_height; |
| 198 | double m_dpi; |
| 199 | |
| 200 | private: |
| 201 | DECLARE_ABSTRACT_CLASS(wxSVGFileDCImpl) |
| 202 | }; |
| 203 | |
| 204 | |
| 205 | class WXDLLIMPEXP_CORE wxSVGFileDC : public wxDC |
| 206 | { |
| 207 | public: |
| 208 | wxSVGFileDC(const wxString& filename, |
| 209 | int width = 320, |
| 210 | int height = 240, |
| 211 | double dpi = 72.0) |
| 212 | : wxDC(new wxSVGFileDCImpl(this, filename, width, height, dpi)) |
| 213 | { |
| 214 | } |
| 215 | }; |
| 216 | |
| 217 | #endif // wxUSE_SVG |
| 218 | |
| 219 | #endif // _WX_DCSVG_H_ |