| 1 | ///////////////////////////////////////////////////////////////////////////// |
| 2 | // Name: wx/gtk/print.h |
| 3 | // Author: Anthony Bretaudeau |
| 4 | // Purpose: GTK printing support |
| 5 | // Created: 2007-08-25 |
| 6 | // RCS-ID: $Id$ |
| 7 | // Copyright: (c) Anthony Bretaudeau |
| 8 | // Licence: wxWindows Licence |
| 9 | ///////////////////////////////////////////////////////////////////////////// |
| 10 | |
| 11 | #ifndef _WX_GTK_PRINT_H_ |
| 12 | #define _WX_GTK_PRINT_H_ |
| 13 | |
| 14 | #include "wx/defs.h" |
| 15 | |
| 16 | #if wxUSE_GTKPRINT |
| 17 | |
| 18 | #include "wx/print.h" |
| 19 | #include "wx/printdlg.h" |
| 20 | #include "wx/prntbase.h" |
| 21 | #include "wx/dc.h" |
| 22 | |
| 23 | typedef struct _GtkPrintOperation GtkPrintOperation; |
| 24 | typedef struct _GtkPrintContext GtkPrintContext; |
| 25 | typedef struct _GtkPrintSettings GtkPrintSettings; |
| 26 | typedef struct _GtkPageSetup GtkPageSetup; |
| 27 | |
| 28 | typedef struct _cairo cairo_t; |
| 29 | |
| 30 | //---------------------------------------------------------------------------- |
| 31 | // wxGtkPrintFactory |
| 32 | //---------------------------------------------------------------------------- |
| 33 | |
| 34 | class wxGtkPrintFactory: public wxPrintFactory |
| 35 | { |
| 36 | public: |
| 37 | virtual wxPrinterBase *CreatePrinter( wxPrintDialogData *data ); |
| 38 | |
| 39 | virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview, |
| 40 | wxPrintout *printout = NULL, |
| 41 | wxPrintDialogData *data = NULL ); |
| 42 | virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview, |
| 43 | wxPrintout *printout, |
| 44 | wxPrintData *data ); |
| 45 | |
| 46 | virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent, |
| 47 | wxPrintDialogData *data = NULL ); |
| 48 | virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent, |
| 49 | wxPrintData *data ); |
| 50 | |
| 51 | virtual wxPageSetupDialogBase *CreatePageSetupDialog( wxWindow *parent, |
| 52 | wxPageSetupDialogData * data = NULL ); |
| 53 | |
| 54 | virtual wxDCImpl* CreatePrinterDCImpl( wxPrinterDC *owner, const wxPrintData& data ); |
| 55 | |
| 56 | virtual bool HasPrintSetupDialog(); |
| 57 | virtual wxDialog *CreatePrintSetupDialog( wxWindow *parent, wxPrintData *data ); |
| 58 | virtual bool HasOwnPrintToFile(); |
| 59 | virtual bool HasPrinterLine(); |
| 60 | virtual wxString CreatePrinterLine(); |
| 61 | virtual bool HasStatusLine(); |
| 62 | virtual wxString CreateStatusLine(); |
| 63 | |
| 64 | virtual wxPrintNativeDataBase *CreatePrintNativeData(); |
| 65 | }; |
| 66 | |
| 67 | //---------------------------------------------------------------------------- |
| 68 | // wxGtkPrintDialog |
| 69 | //---------------------------------------------------------------------------- |
| 70 | |
| 71 | class WXDLLIMPEXP_CORE wxGtkPrintDialog: public wxPrintDialogBase |
| 72 | { |
| 73 | public: |
| 74 | wxGtkPrintDialog( wxWindow *parent, |
| 75 | wxPrintDialogData* data = NULL ); |
| 76 | wxGtkPrintDialog( wxWindow *parent, wxPrintData* data); |
| 77 | virtual ~wxGtkPrintDialog(); |
| 78 | |
| 79 | wxPrintData& GetPrintData() |
| 80 | { return m_printDialogData.GetPrintData(); } |
| 81 | wxPrintDialogData& GetPrintDialogData() |
| 82 | { return m_printDialogData; } |
| 83 | |
| 84 | wxDC *GetPrintDC() { return m_dc; } |
| 85 | void SetPrintDC(wxDC * printDC) { m_dc = printDC; } |
| 86 | |
| 87 | virtual int ShowModal(); |
| 88 | |
| 89 | virtual bool Validate() { return true; } |
| 90 | virtual bool TransferDataToWindow() { return true; } |
| 91 | virtual bool TransferDataFromWindow() { return true; } |
| 92 | |
| 93 | void SetShowDialog(bool show) { m_showDialog = show; } |
| 94 | bool GetShowDialog() { return m_showDialog; } |
| 95 | |
| 96 | protected: |
| 97 | // Implement some base class methods to do nothing to avoid asserts and |
| 98 | // GTK warnings, since this is not a real wxDialog. |
| 99 | virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y), |
| 100 | int WXUNUSED(width), int WXUNUSED(height), |
| 101 | int WXUNUSED(sizeFlags) = wxSIZE_AUTO) {} |
| 102 | virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y), |
| 103 | int WXUNUSED(width), int WXUNUSED(height)) {} |
| 104 | |
| 105 | private: |
| 106 | wxPrintDialogData m_printDialogData; |
| 107 | wxWindow *m_parent; |
| 108 | bool m_showDialog; |
| 109 | wxDC *m_dc; |
| 110 | |
| 111 | DECLARE_DYNAMIC_CLASS(wxGtkPrintDialog) |
| 112 | }; |
| 113 | |
| 114 | //---------------------------------------------------------------------------- |
| 115 | // wxGtkPageSetupDialog |
| 116 | //---------------------------------------------------------------------------- |
| 117 | |
| 118 | class WXDLLIMPEXP_CORE wxGtkPageSetupDialog: public wxPageSetupDialogBase |
| 119 | { |
| 120 | public: |
| 121 | wxGtkPageSetupDialog( wxWindow *parent, |
| 122 | wxPageSetupDialogData* data = NULL ); |
| 123 | virtual ~wxGtkPageSetupDialog(); |
| 124 | |
| 125 | virtual wxPageSetupDialogData& GetPageSetupDialogData() { return m_pageDialogData; } |
| 126 | |
| 127 | virtual int ShowModal(); |
| 128 | |
| 129 | virtual bool Validate() { return true; } |
| 130 | virtual bool TransferDataToWindow() { return true; } |
| 131 | virtual bool TransferDataFromWindow() { return true; } |
| 132 | |
| 133 | protected: |
| 134 | // Implement some base class methods to do nothing to avoid asserts and |
| 135 | // GTK warnings, since this is not a real wxDialog. |
| 136 | virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y), |
| 137 | int WXUNUSED(width), int WXUNUSED(height), |
| 138 | int WXUNUSED(sizeFlags) = wxSIZE_AUTO) {} |
| 139 | virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y), |
| 140 | int WXUNUSED(width), int WXUNUSED(height)) {} |
| 141 | |
| 142 | private: |
| 143 | wxPageSetupDialogData m_pageDialogData; |
| 144 | wxWindow *m_parent; |
| 145 | |
| 146 | DECLARE_DYNAMIC_CLASS(wxGtkPageSetupDialog) |
| 147 | }; |
| 148 | |
| 149 | //---------------------------------------------------------------------------- |
| 150 | // wxGtkPrinter |
| 151 | //---------------------------------------------------------------------------- |
| 152 | |
| 153 | class WXDLLIMPEXP_CORE wxGtkPrinter : public wxPrinterBase |
| 154 | { |
| 155 | public: |
| 156 | wxGtkPrinter(wxPrintDialogData *data = NULL); |
| 157 | virtual ~wxGtkPrinter(); |
| 158 | |
| 159 | virtual bool Print(wxWindow *parent, |
| 160 | wxPrintout *printout, |
| 161 | bool prompt = true); |
| 162 | virtual wxDC* PrintDialog(wxWindow *parent); |
| 163 | virtual bool Setup(wxWindow *parent); |
| 164 | |
| 165 | GtkPrintContext *GetPrintContext() { return m_gpc; } |
| 166 | void SetPrintContext(GtkPrintContext *context) {m_gpc = context;} |
| 167 | void BeginPrint(wxPrintout *printout, GtkPrintOperation *operation, GtkPrintContext *context); |
| 168 | void DrawPage(wxPrintout *printout, GtkPrintOperation *operation, GtkPrintContext *context, int page_nr); |
| 169 | |
| 170 | private: |
| 171 | GtkPrintContext *m_gpc; |
| 172 | wxDC *m_dc; |
| 173 | |
| 174 | DECLARE_DYNAMIC_CLASS(wxGtkPrinter) |
| 175 | wxDECLARE_NO_COPY_CLASS(wxGtkPrinter); |
| 176 | }; |
| 177 | |
| 178 | //---------------------------------------------------------------------------- |
| 179 | // wxGtkPrintNativeData |
| 180 | //---------------------------------------------------------------------------- |
| 181 | |
| 182 | class WXDLLIMPEXP_CORE wxGtkPrintNativeData : public wxPrintNativeDataBase |
| 183 | { |
| 184 | public: |
| 185 | wxGtkPrintNativeData(); |
| 186 | virtual ~wxGtkPrintNativeData(); |
| 187 | |
| 188 | virtual bool TransferTo( wxPrintData &data ); |
| 189 | virtual bool TransferFrom( const wxPrintData &data ); |
| 190 | |
| 191 | virtual bool Ok() const { return IsOk(); } |
| 192 | virtual bool IsOk() const { return true; } |
| 193 | |
| 194 | GtkPrintSettings* GetPrintConfig() { return m_config; } |
| 195 | void SetPrintConfig( GtkPrintSettings * config ); |
| 196 | |
| 197 | GtkPrintOperation* GetPrintJob() { return m_job; } |
| 198 | void SetPrintJob(GtkPrintOperation *job) { m_job = job; } |
| 199 | |
| 200 | GtkPrintContext *GetPrintContext() { return m_context; } |
| 201 | void SetPrintContext(GtkPrintContext *context) {m_context = context; } |
| 202 | |
| 203 | |
| 204 | GtkPageSetup* GetPageSetupFromSettings(GtkPrintSettings* settings); |
| 205 | void SetPageSetupToSettings(GtkPrintSettings* settings, GtkPageSetup* page_setup); |
| 206 | |
| 207 | private: |
| 208 | // NB: m_config is created and owned by us, but the other objects are not |
| 209 | // and their accessors don't change their ref count. |
| 210 | GtkPrintSettings *m_config; |
| 211 | GtkPrintOperation *m_job; |
| 212 | GtkPrintContext *m_context; |
| 213 | |
| 214 | DECLARE_DYNAMIC_CLASS(wxGtkPrintNativeData) |
| 215 | }; |
| 216 | |
| 217 | //----------------------------------------------------------------------------- |
| 218 | // wxGtkPrinterDC |
| 219 | //----------------------------------------------------------------------------- |
| 220 | |
| 221 | class WXDLLIMPEXP_CORE wxGtkPrinterDCImpl : public wxDCImpl |
| 222 | { |
| 223 | public: |
| 224 | wxGtkPrinterDCImpl( wxPrinterDC *owner, const wxPrintData& data ); |
| 225 | virtual ~wxGtkPrinterDCImpl(); |
| 226 | |
| 227 | bool Ok() const { return IsOk(); } |
| 228 | bool IsOk() const; |
| 229 | |
| 230 | virtual void* GetCairoContext() const; |
| 231 | virtual void* GetHandle() const; |
| 232 | |
| 233 | bool CanDrawBitmap() const { return true; } |
| 234 | void Clear(); |
| 235 | void SetFont( const wxFont& font ); |
| 236 | void SetPen( const wxPen& pen ); |
| 237 | void SetBrush( const wxBrush& brush ); |
| 238 | void SetLogicalFunction( wxRasterOperationMode function ); |
| 239 | void SetBackground( const wxBrush& brush ); |
| 240 | void DestroyClippingRegion(); |
| 241 | bool StartDoc(const wxString& message); |
| 242 | void EndDoc(); |
| 243 | void StartPage(); |
| 244 | void EndPage(); |
| 245 | wxCoord GetCharHeight() const; |
| 246 | wxCoord GetCharWidth() const; |
| 247 | bool CanGetTextExtent() const { return true; } |
| 248 | wxSize GetPPI() const; |
| 249 | virtual int GetDepth() const { return 24; } |
| 250 | void SetBackgroundMode(int mode); |
| 251 | void SetPalette(const wxPalette& WXUNUSED(palette)) { } |
| 252 | void SetResolution(int ppi); |
| 253 | |
| 254 | // overridden for wxPrinterDC Impl |
| 255 | virtual int GetResolution() const; |
| 256 | virtual wxRect GetPaperRect() const; |
| 257 | |
| 258 | protected: |
| 259 | bool DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col, |
| 260 | wxFloodFillStyle style=wxFLOOD_SURFACE ); |
| 261 | void DoGradientFillConcentric(const wxRect& rect, const wxColour& initialColour, const wxColour& destColour, const wxPoint& circleCenter); |
| 262 | void DoGradientFillLinear(const wxRect& rect, const wxColour& initialColour, const wxColour& destColour, wxDirection nDirection = wxEAST); |
| 263 | bool DoGetPixel(wxCoord x1, wxCoord y1, wxColour *col) const; |
| 264 | void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2); |
| 265 | void DoCrossHair(wxCoord x, wxCoord y); |
| 266 | void DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc); |
| 267 | void DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea); |
| 268 | void DoDrawPoint(wxCoord x, wxCoord y); |
| 269 | void DoDrawLines(int n, const wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0); |
| 270 | void DoDrawPolygon(int n, const wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, wxPolygonFillMode fillStyle=wxODDEVEN_RULE); |
| 271 | void DoDrawPolyPolygon(int n, const int count[], const wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, wxPolygonFillMode fillStyle=wxODDEVEN_RULE); |
| 272 | void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height); |
| 273 | void DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20.0); |
| 274 | void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height); |
| 275 | #if wxUSE_SPLINES |
| 276 | void DoDrawSpline(const wxPointList *points); |
| 277 | #endif |
| 278 | bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height, |
| 279 | wxDC *source, wxCoord xsrc, wxCoord ysrc, |
| 280 | wxRasterOperationMode rop = wxCOPY, bool useMask = false, |
| 281 | wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord); |
| 282 | void DoDrawIcon( const wxIcon& icon, wxCoord x, wxCoord y ); |
| 283 | void DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask = false ); |
| 284 | void DoDrawText(const wxString& text, wxCoord x, wxCoord y ); |
| 285 | void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle); |
| 286 | void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height); |
| 287 | void DoSetDeviceClippingRegion( const wxRegion &WXUNUSED(clip) ) |
| 288 | { |
| 289 | wxFAIL_MSG( "not implemented" ); |
| 290 | } |
| 291 | void DoGetTextExtent(const wxString& string, wxCoord *x, wxCoord *y, |
| 292 | wxCoord *descent = NULL, |
| 293 | wxCoord *externalLeading = NULL, |
| 294 | const wxFont *theFont = NULL ) const; |
| 295 | void DoGetSize(int* width, int* height) const; |
| 296 | void DoGetSizeMM(int *width, int *height) const; |
| 297 | |
| 298 | wxPrintData& GetPrintData() { return m_printData; } |
| 299 | void SetPrintData(const wxPrintData& data); |
| 300 | |
| 301 | private: |
| 302 | wxPrintData m_printData; |
| 303 | PangoContext *m_context; |
| 304 | PangoLayout *m_layout; |
| 305 | PangoFontDescription *m_fontdesc; |
| 306 | cairo_t *m_cairo; |
| 307 | |
| 308 | unsigned char m_currentRed; |
| 309 | unsigned char m_currentGreen; |
| 310 | unsigned char m_currentBlue; |
| 311 | unsigned char m_currentAlpha; |
| 312 | |
| 313 | GtkPrintContext *m_gpc; |
| 314 | int m_resolution; |
| 315 | double m_PS2DEV; |
| 316 | double m_DEV2PS; |
| 317 | |
| 318 | DECLARE_DYNAMIC_CLASS(wxGtkPrinterDCImpl) |
| 319 | wxDECLARE_NO_COPY_CLASS(wxGtkPrinterDCImpl); |
| 320 | }; |
| 321 | |
| 322 | // ---------------------------------------------------------------------------- |
| 323 | // wxGtkPrintPreview: programmer creates an object of this class to preview a |
| 324 | // wxPrintout. |
| 325 | // ---------------------------------------------------------------------------- |
| 326 | |
| 327 | class WXDLLIMPEXP_CORE wxGtkPrintPreview : public wxPrintPreviewBase |
| 328 | { |
| 329 | public: |
| 330 | wxGtkPrintPreview(wxPrintout *printout, |
| 331 | wxPrintout *printoutForPrinting = NULL, |
| 332 | wxPrintDialogData *data = NULL); |
| 333 | wxGtkPrintPreview(wxPrintout *printout, |
| 334 | wxPrintout *printoutForPrinting, |
| 335 | wxPrintData *data); |
| 336 | |
| 337 | virtual ~wxGtkPrintPreview(); |
| 338 | |
| 339 | virtual bool Print(bool interactive); |
| 340 | virtual void DetermineScaling(); |
| 341 | |
| 342 | private: |
| 343 | void Init(wxPrintout *printout, |
| 344 | wxPrintout *printoutForPrinting, |
| 345 | wxPrintData *data); |
| 346 | |
| 347 | // resolution to use in DPI |
| 348 | int m_resolution; |
| 349 | |
| 350 | DECLARE_CLASS(wxGtkPrintPreview) |
| 351 | }; |
| 352 | |
| 353 | #endif // wxUSE_GTKPRINT |
| 354 | |
| 355 | #endif // _WX_GTK_PRINT_H_ |