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