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     DECLARE_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( int 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, int 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, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0);
 261     void DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
 262     void DoDrawPolyPolygon(int n, int count[], wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int 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, int rop = wxCOPY, bool useMask = false,
 271             wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord);
 272     void DoDrawIcon( const wxIcon& icon, wxCoord x, wxCoord y );
 273     void DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask = false  );
 274     void DoDrawText(const wxString& text, wxCoord x, wxCoord y );
 275     void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle);
 276     void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 277     void DoSetClippingRegionAsRegion( const wxRegion &WXUNUSED(clip) ) { }
 278     void DoGetTextExtent(const wxString& string, wxCoord *x, wxCoord *y,
 279                      wxCoord *descent = (wxCoord *) NULL,
 280                      wxCoord *externalLeading = (wxCoord *) NULL,
 281                      const wxFont *theFont = (wxFont *) NULL ) const;
 282     void DoGetSize(int* width, int* height) const;
 283     void DoGetSizeMM(int *width, int *height) const;
 284
 285     void SetPrintData(const wxPrintData& data);
 286     wxPrintData& GetPrintData() { return m_printData; }
 287
 288     // overriden for wxPrinterDC Impl
 289     virtual wxRect GetPaperRect();
 290     virtual int GetResolution();
 291
 292 private:
 293     wxPrintData             m_printData;
 294     PangoContext           *m_context;
 295     PangoLayout            *m_layout;
 296     PangoFontDescription   *m_fontdesc;
 297
 298     unsigned char           m_currentRed;
 299     unsigned char           m_currentGreen;
 300     unsigned char           m_currentBlue;
 301
 302     double                  m_pageHeight;
 303
 304     GnomePrintContext      *m_gpc;
 305     GnomePrintJob*          m_job;
 306
 307     void makeEllipticalPath(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 308
 309 private:
 310     DECLARE_DYNAMIC_CLASS(wxGnomePrinterDCImpl)
 311     DECLARE_NO_COPY_CLASS(wxGnomePrinterDCImpl)
 312 };
 313
 314 // ----------------------------------------------------------------------------
 315 // wxGnomePrintPreview: programmer creates an object of this class to preview a
 316 // wxPrintout.
 317 // ----------------------------------------------------------------------------
 318
 319 class wxGnomePrintPreview : public wxPrintPreviewBase
 320 {
 321 public:
 322     wxGnomePrintPreview(wxPrintout *printout,
 323                              wxPrintout *printoutForPrinting = (wxPrintout *) NULL,
 324                              wxPrintDialogData *data = (wxPrintDialogData *) NULL);
 325     wxGnomePrintPreview(wxPrintout *printout,
 326                              wxPrintout *printoutForPrinting,
 327                              wxPrintData *data);
 328
 329     virtual ~wxGnomePrintPreview();
 330
 331     virtual bool Print(bool interactive);
 332     virtual void DetermineScaling();
 333
 334 private:
 335     void Init(wxPrintout *printout, wxPrintout *printoutForPrinting);
 336
 337 private:
 338     DECLARE_CLASS(wxGnomePrintPreview)
 339 };
 340
 341
 342 #endif
 343     // wxUSE_LIBGNOMEPRINT
 344
 345 #endif