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
  22 typedef struct _GnomePrintJob GnomePrintJob;
  23 typedef struct _GnomePrintContext GnomePrintContext;
  24 typedef struct _GnomePrintConfig GnomePrintConfig;
  25
  26 //----------------------------------------------------------------------------
  27 // wxGnomePrintNativeData
  28 //----------------------------------------------------------------------------
  29
  30 class wxGnomePrintNativeData: public wxPrintNativeDataBase
  31 {
  32 public:
  33     wxGnomePrintNativeData();
  34     virtual ~wxGnomePrintNativeData();
  35
  36     virtual bool TransferTo( wxPrintData &data );
  37     virtual bool TransferFrom( const wxPrintData &data );
  38
  39     virtual bool Ok() const { return IsOk(); }
  40     virtual bool IsOk() const { return true; }
  41
  42     GnomePrintConfig* GetPrintConfig() { return m_config; }
  43     void SetPrintJob( GnomePrintJob *job ) { m_job = job; }
  44     GnomePrintJob* GetPrintJob() { return m_job; }
  45
  46
  47 private:
  48     GnomePrintConfig  *m_config;
  49     GnomePrintJob     *m_job;
  50
  51     DECLARE_DYNAMIC_CLASS(wxGnomePrintNativeData)
  52 };
  53
  54 //----------------------------------------------------------------------------
  55 // wxGnomePrintFactory
  56 //----------------------------------------------------------------------------
  57
  58 class wxGnomePrintFactory: public wxPrintFactory
  59 {
  60 public:
  61     virtual wxPrinterBase *CreatePrinter( wxPrintDialogData *data );
  62
  63     virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
  64                                                     wxPrintout *printout = NULL,
  65                                                     wxPrintDialogData *data = NULL );
  66     virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
  67                                                     wxPrintout *printout,
  68                                                     wxPrintData *data );
  69
  70     virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
  71                                                   wxPrintDialogData *data = NULL );
  72     virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
  73                                                   wxPrintData *data );
  74
  75     virtual wxPageSetupDialogBase *CreatePageSetupDialog( wxWindow *parent,
  76                                                           wxPageSetupDialogData * data = NULL );
  77
  78     virtual wxDC* CreatePrinterDC( const wxPrintData& data );
  79
  80     virtual bool HasPrintSetupDialog();
  81     virtual wxDialog *CreatePrintSetupDialog( wxWindow *parent, wxPrintData *data );
  82     virtual bool HasOwnPrintToFile();
  83     virtual bool HasPrinterLine();
  84     virtual wxString CreatePrinterLine();
  85     virtual bool HasStatusLine();
  86     virtual wxString CreateStatusLine();
  87
  88     virtual wxPrintNativeDataBase *CreatePrintNativeData();
  89 };
  90
  91 //----------------------------------------------------------------------------
  92 // wxGnomePrintDialog
  93 //----------------------------------------------------------------------------
  94
  95 class wxGnomePrintDialog: public wxPrintDialogBase
  96 {
  97 public:
  98     wxGnomePrintDialog( wxWindow *parent,
  99                          wxPrintDialogData* data = NULL );
 100     wxGnomePrintDialog( wxWindow *parent, wxPrintData* data);
 101     virtual ~wxGnomePrintDialog();
 102
 103     wxPrintData& GetPrintData()
 104         { return m_printDialogData.GetPrintData(); }
 105     wxPrintDialogData& GetPrintDialogData()
 106         { return m_printDialogData; }
 107
 108     wxDC *GetPrintDC();
 109
 110     virtual int ShowModal();
 111
 112     virtual bool Validate();
 113     virtual bool TransferDataToWindow();
 114     virtual bool TransferDataFromWindow();
 115
 116 protected:
 117     // Implement some base class methods to do nothing to avoid asserts and
 118     // GTK warnings, since this is not a real wxDialog.
 119     virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
 120                            int WXUNUSED(width), int WXUNUSED(height),
 121                            int WXUNUSED(sizeFlags) = wxSIZE_AUTO) {}
 122     virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y),
 123                               int WXUNUSED(width), int WXUNUSED(height)) {}
 124
 125 private:
 126     void Init();
 127     wxPrintDialogData   m_printDialogData;
 128
 129     DECLARE_DYNAMIC_CLASS(wxGnomePrintDialog)
 130 };
 131
 132 //----------------------------------------------------------------------------
 133 // wxGnomePageSetupDialog
 134 //----------------------------------------------------------------------------
 135
 136 class wxGnomePageSetupDialog: public wxPageSetupDialogBase
 137 {
 138 public:
 139     wxGnomePageSetupDialog( wxWindow *parent,
 140                             wxPageSetupDialogData* data = NULL );
 141     virtual ~wxGnomePageSetupDialog();
 142
 143     virtual wxPageSetupDialogData& GetPageSetupDialogData();
 144
 145     virtual int ShowModal();
 146
 147     virtual bool Validate();
 148     virtual bool TransferDataToWindow();
 149     virtual bool TransferDataFromWindow();
 150
 151 protected:
 152     // Implement some base class methods to do nothing to avoid asserts and
 153     // GTK warnings, since this is not a real wxDialog.
 154     virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
 155                            int WXUNUSED(width), int WXUNUSED(height),
 156                            int WXUNUSED(sizeFlags) = wxSIZE_AUTO) {}
 157     virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y),
 158                               int WXUNUSED(width), int WXUNUSED(height)) {}
 159
 160 private:
 161     wxPageSetupDialogData   m_pageDialogData;
 162
 163     DECLARE_DYNAMIC_CLASS(wxGnomePageSetupDialog)
 164 };
 165
 166 //----------------------------------------------------------------------------
 167 // wxGnomePrinter
 168 //----------------------------------------------------------------------------
 169
 170 class wxGnomePrinter: public wxPrinterBase
 171 {
 172 public:
 173     wxGnomePrinter(wxPrintDialogData *data = NULL);
 174     virtual ~wxGnomePrinter();
 175
 176     virtual bool Print(wxWindow *parent,
 177                        wxPrintout *printout,
 178                        bool prompt = true);
 179     virtual wxDC* PrintDialog(wxWindow *parent);
 180     virtual bool Setup(wxWindow *parent);
 181
 182 private:
 183     bool               m_native_preview;
 184
 185 private:
 186     DECLARE_DYNAMIC_CLASS(wxGnomePrinter)
 187     DECLARE_NO_COPY_CLASS(wxGnomePrinter)
 188 };
 189
 190 //-----------------------------------------------------------------------------
 191 // wxGnomePrintDC
 192 //-----------------------------------------------------------------------------
 193
 194 class wxGnomePrintDC: public wxDC
 195 {
 196 public:
 197     wxGnomePrintDC( const wxPrintData& data );
 198     virtual ~wxGnomePrintDC();
 199
 200     bool Ok() const { return IsOk(); }
 201     bool IsOk() const;
 202
 203     bool CanDrawBitmap() const { return true; }
 204     void Clear();
 205     void SetFont( const wxFont& font );
 206     void SetPen( const wxPen& pen );
 207     void SetBrush( const wxBrush& brush );
 208     void SetLogicalFunction( int function );
 209     void SetBackground( const wxBrush& brush );
 210     void DestroyClippingRegion();
 211     bool StartDoc(const wxString& message);
 212     void EndDoc();
 213     void StartPage();
 214     void EndPage();
 215     wxCoord GetCharHeight() const;
 216     wxCoord GetCharWidth() const;
 217     bool CanGetTextExtent() const { return true; }
 218     wxSize GetPPI() const;
 219     void SetAxisOrientation( bool xLeftRight, bool yBottomUp );
 220     void SetLogicalOrigin( wxCoord x, wxCoord y );
 221     void SetDeviceOrigin( wxCoord x, wxCoord y );
 222     virtual int GetDepth() const { return 24; }
 223     void SetBackgroundMode(int WXUNUSED(mode)) { }
 224     void SetPalette(const wxPalette& WXUNUSED(palette)) { }
 225     static void SetResolution(int ppi);
 226     static int GetResolution();
 227
 228 protected:
 229     bool DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col, int style=wxFLOOD_SURFACE );
 230     bool DoGetPixel(wxCoord x1, wxCoord y1, wxColour *col) const;
 231     void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
 232     void DoCrossHair(wxCoord x, wxCoord y);
 233     void DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc);
 234     void DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea);
 235     void DoDrawPoint(wxCoord x, wxCoord y);
 236     void DoDrawLines(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0);
 237     void DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
 238     void DoDrawPolyPolygon(int n, int count[], wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
 239     void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 240     void DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20.0);
 241     void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 242 #if wxUSE_SPLINES
 243     void DoDrawSpline(wxList *points);
 244 #endif // wxUSE_SPLINES
 245     bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
 246             wxDC *source, wxCoord xsrc, wxCoord ysrc, int rop = wxCOPY, bool useMask = false,
 247             wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord);
 248     void DoDrawIcon( const wxIcon& icon, wxCoord x, wxCoord y );
 249     void DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask = false  );
 250     void DoDrawText(const wxString& text, wxCoord x, wxCoord y );
 251     void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle);
 252     void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 253     void DoSetClippingRegionAsRegion( const wxRegion &WXUNUSED(clip) ) { }
 254     void DoGetTextExtent(const wxString& string, wxCoord *x, wxCoord *y,
 255                      wxCoord *descent = (wxCoord *) NULL,
 256                      wxCoord *externalLeading = (wxCoord *) NULL,
 257                      const wxFont *theFont = (wxFont *) NULL ) const;
 258     void DoGetSize(int* width, int* height) const;
 259     void DoGetSizeMM(int *width, int *height) const;
 260
 261     void SetPrintData(const wxPrintData& data);
 262     wxPrintData& GetPrintData() { return m_printData; }
 263
 264 private:
 265     static float ms_PSScaleFactor;
 266
 267 private:
 268     wxPrintData             m_printData;
 269     PangoContext           *m_context;
 270     PangoLayout            *m_layout;
 271     PangoFontDescription   *m_fontdesc;
 272
 273     unsigned char           m_currentRed;
 274     unsigned char           m_currentGreen;
 275     unsigned char           m_currentBlue;
 276
 277     int                     m_deviceOffsetY;
 278
 279     GnomePrintContext      *m_gpc;
 280     GnomePrintJob*          m_job;
 281
 282     void makeEllipticalPath(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 283
 284 private:
 285     wxCoord XDEV2LOG(wxCoord x) const
 286     {
 287         return wxRound((double)(x - m_deviceOriginX) / m_scaleX) * m_signX + m_logicalOriginX;
 288     }
 289     wxCoord XDEV2LOGREL(wxCoord x) const
 290     {
 291         return wxRound((double)(x) / m_scaleX);
 292     }
 293     wxCoord YDEV2LOG(wxCoord y) const
 294     {
 295         return wxRound((double)(y + m_deviceOriginY - m_deviceOffsetY) / m_scaleY) * m_signY + m_logicalOriginY;
 296     }
 297     wxCoord YDEV2LOGREL(wxCoord y) const
 298     {
 299         return wxRound((double)(y) / m_scaleY);
 300     }
 301     wxCoord XLOG2DEV(wxCoord x) const
 302     {
 303         return wxRound((double)(x - m_logicalOriginX) * m_scaleX) * m_signX + m_deviceOriginX;
 304     }
 305     wxCoord XLOG2DEVREL(wxCoord x) const
 306     {
 307         return wxRound((double)(x) * m_scaleX);
 308     }
 309     wxCoord YLOG2DEV(wxCoord y) const
 310     {
 311         return wxRound((double)(y - m_logicalOriginY) * m_scaleY) * m_signY - m_deviceOriginY + m_deviceOffsetY;
 312     }
 313     wxCoord YLOG2DEVREL(wxCoord y) const
 314     {
 315         return wxRound((double)(y) * m_scaleY);
 316     }
 317 private:
 318     DECLARE_DYNAMIC_CLASS(wxGnomePrintDC)
 319     DECLARE_NO_COPY_CLASS(wxGnomePrintDC)
 320 };
 321
 322 // ----------------------------------------------------------------------------
 323 // wxGnomePrintPreview: programmer creates an object of this class to preview a
 324 // wxPrintout.
 325 // ----------------------------------------------------------------------------
 326
 327 class wxGnomePrintPreview : public wxPrintPreviewBase
 328 {
 329 public:
 330     wxGnomePrintPreview(wxPrintout *printout,
 331                              wxPrintout *printoutForPrinting = (wxPrintout *) NULL,
 332                              wxPrintDialogData *data = (wxPrintDialogData *) NULL);
 333     wxGnomePrintPreview(wxPrintout *printout,
 334                              wxPrintout *printoutForPrinting,
 335                              wxPrintData *data);
 336
 337     virtual ~wxGnomePrintPreview();
 338
 339     virtual bool Print(bool interactive);
 340     virtual void DetermineScaling();
 341
 342 private:
 343     void Init(wxPrintout *printout, wxPrintout *printoutForPrinting);
 344
 345 private:
 346     DECLARE_CLASS(wxGnomePrintPreview)
 347 };
 348
 349
 350 #endif
 351     // wxUSE_LIBGNOMEPRINT
 352
 353 #endif