include/wx/gtk/gnome/gprint.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/gtk/gnome/gprint.h
   3 // Author:      Robert Roebling
   4 // Purpose:     GNOME printing support
   5 // Created:     09/20/04
   6 // RCS-ID:      $Id$
   7 // Copyright:   Robert Roebling
   8 // Licence:     wxWindows Licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 #ifndef _WX_GTK_GPRINT_H_
  12 #define _WX_GTK_GPRINT_H_
  13
  14 #include "wx/defs.h"
  15
  16 #if wxUSE_LIBGNOMEPRINT
  17
  18 #include "wx/print.h"
  19 #include "wx/printdlg.h"
  20 #include "wx/dc.h"
  21 #include "wx/module.h"
  22
  23 typedef struct _GnomePrintJob GnomePrintJob;
  24 typedef struct _GnomePrintContext GnomePrintContext;
  25 typedef struct _GnomePrintConfig GnomePrintConfig;
  26
  27 // ----------------------------------------------------------------------------
  28 // wxGnomePrintModule
  29 // ----------------------------------------------------------------------------
  30
  31 class wxGnomePrintModule: public wxModule
  32 {
  33 public:
  34     wxGnomePrintModule() {}
  35     bool OnInit();
  36     void OnExit();
  37
  38 private:
  39     DECLARE_DYNAMIC_CLASS(wxGnomePrintModule)
  40 };
  41
  42 //----------------------------------------------------------------------------
  43 // wxGnomePrintNativeData
  44 //----------------------------------------------------------------------------
  45
  46 class wxGnomePrintNativeData: public wxPrintNativeDataBase
  47 {
  48 public:
  49     wxGnomePrintNativeData();
  50     virtual ~wxGnomePrintNativeData();
  51
  52     virtual bool TransferTo( wxPrintData &data );
  53     virtual bool TransferFrom( const wxPrintData &data );
  54
  55     virtual bool Ok() const { return IsOk(); }
  56     virtual bool IsOk() const { return true; }
  57
  58     GnomePrintConfig* GetPrintConfig() { return m_config; }
  59     void SetPrintJob( GnomePrintJob *job ) { m_job = job; }
  60     GnomePrintJob* GetPrintJob() { return m_job; }
  61
  62
  63 private:
  64     GnomePrintConfig  *m_config;
  65     GnomePrintJob     *m_job;
  66
  67     DECLARE_DYNAMIC_CLASS(wxGnomePrintNativeData)
  68 };
  69
  70 //----------------------------------------------------------------------------
  71 // wxGnomePrintFactory
  72 //----------------------------------------------------------------------------
  73
  74 class wxGnomePrintFactory: public wxPrintFactory
  75 {
  76 public:
  77     virtual wxPrinterBase *CreatePrinter( wxPrintDialogData *data );
  78
  79     virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
  80                                                     wxPrintout *printout = NULL,
  81                                                     wxPrintDialogData *data = NULL );
  82     virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
  83                                                     wxPrintout *printout,
  84                                                     wxPrintData *data );
  85
  86     virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
  87                                                   wxPrintDialogData *data = NULL );
  88     virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
  89                                                   wxPrintData *data );
  90
  91     virtual wxPageSetupDialogBase *CreatePageSetupDialog( wxWindow *parent,
  92                                                           wxPageSetupDialogData * data = NULL );
  93
  94 #if wxUSE_NEW_DC
  95     virtual wxDCImpl* CreatePrinterDCImpl( wxPrinterDC *owner, const wxPrintData& data );
  96 #else
  97     virtual wxDC* CreatePrinterDC( const wxPrintData& data );
  98 #endif
  99
 100     virtual bool HasPrintSetupDialog();
 101     virtual wxDialog *CreatePrintSetupDialog( wxWindow *parent, wxPrintData *data );
 102     virtual bool HasOwnPrintToFile();
 103     virtual bool HasPrinterLine();
 104     virtual wxString CreatePrinterLine();
 105     virtual bool HasStatusLine();
 106     virtual wxString CreateStatusLine();
 107
 108     virtual wxPrintNativeDataBase *CreatePrintNativeData();
 109 };
 110
 111 //----------------------------------------------------------------------------
 112 // wxGnomePrintDialog
 113 //----------------------------------------------------------------------------
 114
 115 class wxGnomePrintDialog: public wxPrintDialogBase
 116 {
 117 public:
 118     wxGnomePrintDialog( wxWindow *parent,
 119                          wxPrintDialogData* data = NULL );
 120     wxGnomePrintDialog( wxWindow *parent, wxPrintData* data);
 121     virtual ~wxGnomePrintDialog();
 122
 123     wxPrintData& GetPrintData()
 124         { return m_printDialogData.GetPrintData(); }
 125     wxPrintDialogData& GetPrintDialogData()
 126         { return m_printDialogData; }
 127
 128     wxDC *GetPrintDC();
 129
 130     virtual int ShowModal();
 131
 132     virtual bool Validate();
 133     virtual bool TransferDataToWindow();
 134     virtual bool TransferDataFromWindow();
 135
 136 protected:
 137     // Implement some base class methods to do nothing to avoid asserts and
 138     // GTK warnings, since this is not a real wxDialog.
 139     virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
 140                            int WXUNUSED(width), int WXUNUSED(height),
 141                            int WXUNUSED(sizeFlags) = wxSIZE_AUTO) {}
 142     virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y),
 143                               int WXUNUSED(width), int WXUNUSED(height)) {}
 144
 145 private:
 146     void Init();
 147     wxPrintDialogData   m_printDialogData;
 148
 149     DECLARE_DYNAMIC_CLASS(wxGnomePrintDialog)
 150 };
 151
 152 //----------------------------------------------------------------------------
 153 // wxGnomePageSetupDialog
 154 //----------------------------------------------------------------------------
 155
 156 class wxGnomePageSetupDialog: public wxPageSetupDialogBase
 157 {
 158 public:
 159     wxGnomePageSetupDialog( wxWindow *parent,
 160                             wxPageSetupDialogData* data = NULL );
 161     virtual ~wxGnomePageSetupDialog();
 162
 163     virtual wxPageSetupDialogData& GetPageSetupDialogData();
 164
 165     virtual int ShowModal();
 166
 167     virtual bool Validate();
 168     virtual bool TransferDataToWindow();
 169     virtual bool TransferDataFromWindow();
 170
 171 protected:
 172     // Implement some base class methods to do nothing to avoid asserts and
 173     // GTK warnings, since this is not a real wxDialog.
 174     virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
 175                            int WXUNUSED(width), int WXUNUSED(height),
 176                            int WXUNUSED(sizeFlags) = wxSIZE_AUTO) {}
 177     virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y),
 178                               int WXUNUSED(width), int WXUNUSED(height)) {}
 179
 180 private:
 181     wxPageSetupDialogData   m_pageDialogData;
 182
 183     DECLARE_DYNAMIC_CLASS(wxGnomePageSetupDialog)
 184 };
 185
 186 //----------------------------------------------------------------------------
 187 // wxGnomePrinter
 188 //----------------------------------------------------------------------------
 189
 190 class wxGnomePrinter: public wxPrinterBase
 191 {
 192 public:
 193     wxGnomePrinter(wxPrintDialogData *data = NULL);
 194     virtual ~wxGnomePrinter();
 195
 196     virtual bool Print(wxWindow *parent,
 197                        wxPrintout *printout,
 198                        bool prompt = true);
 199     virtual wxDC* PrintDialog(wxWindow *parent);
 200     virtual bool Setup(wxWindow *parent);
 201
 202 private:
 203     bool               m_native_preview;
 204
 205 private:
 206     DECLARE_DYNAMIC_CLASS(wxGnomePrinter)
 207     wxDECLARE_NO_COPY_CLASS(wxGnomePrinter);
 208 };
 209
 210 //-----------------------------------------------------------------------------
 211 // wxGnomePrinterDC
 212 //-----------------------------------------------------------------------------
 213
 214 #if wxUSE_NEW_DC
 215 class wxGnomePrinterDCImpl : public wxDCImpl
 216 #else
 217 #define wxGnomePrinterDCImpl wxGnomePrinterDC
 218 class wxGnomePrinterDC : public wxDC
 219 #endif
 220 {
 221 public:
 222 #if wxUSE_NEW_DC
 223     wxGnomePrinterDCImpl( wxPrinterDC *owner, const wxPrintData& data );
 224 #else
 225     wxGnomePrinterDC( const wxPrintData& data );
 226 #endif
 227     virtual ~wxGnomePrinterDCImpl();
 228
 229     bool Ok() const { return IsOk(); }
 230     bool IsOk() const;
 231
 232     bool CanDrawBitmap() const { return true; }
 233     void Clear();
 234     void SetFont( const wxFont& font );
 235     void SetPen( const wxPen& pen );
 236     void SetBrush( const wxBrush& brush );
 237     void SetLogicalFunction( wxRasterOperationMode function );
 238     void SetBackground( const wxBrush& brush );
 239     void DestroyClippingRegion();
 240     bool StartDoc(const wxString& message);
 241     void EndDoc();
 242     void StartPage();
 243     void EndPage();
 244     wxCoord GetCharHeight() const;
 245     wxCoord GetCharWidth() const;
 246     bool CanGetTextExtent() const { return true; }
 247     wxSize GetPPI() const;
 248     virtual int GetDepth() const { return 24; }
 249     void SetBackgroundMode(int WXUNUSED(mode)) { }
 250     void SetPalette(const wxPalette& WXUNUSED(palette)) { }
 251
 252 protected:
 253     bool DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col,
 254                     wxFloodFillStyle style=wxFLOOD_SURFACE );
 255     bool DoGetPixel(wxCoord x1, wxCoord y1, wxColour *col) const;
 256     void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
 257     void DoCrossHair(wxCoord x, wxCoord y);
 258     void DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc);
 259     void DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea);
 260     void DoDrawPoint(wxCoord x, wxCoord y);
 261     void DoDrawLines(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0);
 262     void DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, wxPolygonFillMode fillStyle=wxODDEVEN_RULE);
 263     void DoDrawPolyPolygon(int n, int count[], wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, wxPolygonFillMode fillStyle=wxODDEVEN_RULE);
 264     void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 265     void DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20.0);
 266     void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 267 #if wxUSE_SPLINES
 268     void DoDrawSpline(const wxPointList *points);
 269 #endif
 270     bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
 271             wxDC *source, wxCoord xsrc, wxCoord ysrc,
 272             wxRasterOperationMode = wxCOPY, bool useMask = false,
 273             wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord);
 274     void DoDrawIcon( const wxIcon& icon, wxCoord x, wxCoord y );
 275     void DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask = false  );
 276     void DoDrawText(const wxString& text, wxCoord x, wxCoord y );
 277     void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle);
 278     void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 279     void DoSetDeviceClippingRegion( const wxRegion &WXUNUSED(clip) )
 280     {
 281         wxFAIL_MSG( "not implemented" );
 282     }
 283     void DoGetTextExtent(const wxString& string, wxCoord *x, wxCoord *y,
 284                      wxCoord *descent = NULL,
 285                      wxCoord *externalLeading = NULL,
 286                      const wxFont *theFont = NULL ) const;
 287     void DoGetSize(int* width, int* height) const;
 288     void DoGetSizeMM(int *width, int *height) const;
 289
 290     void SetPrintData(const wxPrintData& data);
 291     wxPrintData& GetPrintData() { return m_printData; }
 292
 293     // overridden for wxPrinterDC Impl
 294     virtual wxRect GetPaperRect() const;
 295     virtual int GetResolution() const;
 296
 297     virtual void* GetHandle() const { return (void*)m_gpc; }
 298
 299 private:
 300     wxPrintData             m_printData;
 301     PangoContext           *m_context;
 302     PangoLayout            *m_layout;
 303     PangoFontDescription   *m_fontdesc;
 304
 305     unsigned char           m_currentRed;
 306     unsigned char           m_currentGreen;
 307     unsigned char           m_currentBlue;
 308
 309     double                  m_pageHeight;
 310
 311     GnomePrintContext      *m_gpc;
 312     GnomePrintJob*          m_job;
 313
 314     void makeEllipticalPath(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 315
 316 private:
 317     DECLARE_DYNAMIC_CLASS(wxGnomePrinterDCImpl)
 318     wxDECLARE_NO_COPY_CLASS(wxGnomePrinterDCImpl);
 319 };
 320
 321 // ----------------------------------------------------------------------------
 322 // wxGnomePrintPreview: programmer creates an object of this class to preview a
 323 // wxPrintout.
 324 // ----------------------------------------------------------------------------
 325
 326 class wxGnomePrintPreview : public wxPrintPreviewBase
 327 {
 328 public:
 329     wxGnomePrintPreview(wxPrintout *printout,
 330                              wxPrintout *printoutForPrinting = NULL,
 331                              wxPrintDialogData *data = NULL);
 332     wxGnomePrintPreview(wxPrintout *printout,
 333                              wxPrintout *printoutForPrinting,
 334                              wxPrintData *data);
 335
 336     virtual ~wxGnomePrintPreview();
 337
 338     virtual bool Print(bool interactive);
 339     virtual void DetermineScaling();
 340
 341 private:
 342     void Init(wxPrintout *printout, wxPrintout *printoutForPrinting);
 343
 344 private:
 345     DECLARE_CLASS(wxGnomePrintPreview)
 346 };
 347
 348
 349 #endif
 350     // wxUSE_LIBGNOMEPRINT
 351
 352 #endif