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 __gprint_H__
  12 #define __gprint_H__
  13
  14 // Include wxWindows' headers
  15
  16 #include "wx/defs.h"
  17
  18 #if wxUSE_LIBGNOMEPRINT
  19
  20 #include "wx/print.h"
  21 #include "wx/printdlg.h"
  22 #include "wx/dc.h"
  23
  24 typedef struct _GnomePrintJob GnomePrintJob;
  25 typedef struct _GnomePrintContext GnomePrintContext;
  26 typedef struct _GnomePrintConfig GnomePrintConfig;
  27
  28 //----------------------------------------------------------------------------
  29 // wxGnomePrintNativeData
  30 //----------------------------------------------------------------------------
  31
  32 class wxGnomePrintNativeData: public wxPrintNativeDataBase
  33 {
  34 public:
  35     wxGnomePrintNativeData();
  36     virtual ~wxGnomePrintNativeData();
  37
  38     virtual bool TransferTo( wxPrintData &data );
  39     virtual bool TransferFrom( const wxPrintData &data );
  40
  41     virtual bool Ok() const { return IsOk(); }
  42     virtual bool IsOk() const { return true; }
  43
  44     GnomePrintConfig* GetPrintConfig() { return m_config; }
  45     void SetPrintJob( GnomePrintJob *job ) { m_job = job; }
  46     GnomePrintJob* GetPrintJob() { return m_job; }
  47
  48
  49 private:
  50     GnomePrintConfig  *m_config;
  51     GnomePrintJob     *m_job;
  52
  53 private:
  54     DECLARE_DYNAMIC_CLASS(wxGnomePrintNativeData)
  55 };
  56
  57 //----------------------------------------------------------------------------
  58 // wxGnomePrintFactory
  59 //----------------------------------------------------------------------------
  60
  61 class wxGnomePrintFactory: public wxPrintFactory
  62 {
  63 public:
  64     virtual wxPrinterBase *CreatePrinter( wxPrintDialogData *data );
  65
  66     virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
  67                                                     wxPrintout *printout = NULL,
  68                                                     wxPrintDialogData *data = NULL );
  69     virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
  70                                                     wxPrintout *printout,
  71                                                     wxPrintData *data );
  72
  73     virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
  74                                                   wxPrintDialogData *data = NULL );
  75     virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
  76                                                   wxPrintData *data );
  77
  78     virtual wxPageSetupDialogBase *CreatePageSetupDialog( wxWindow *parent,
  79                                                           wxPageSetupDialogData * data = NULL );
  80
  81     virtual bool HasPrintSetupDialog();
  82     virtual wxDialog *CreatePrintSetupDialog( wxWindow *parent, wxPrintData *data );
  83     virtual bool HasOwnPrintToFile();
  84     virtual bool HasPrinterLine();
  85     virtual wxString CreatePrinterLine();
  86     virtual bool HasStatusLine();
  87     virtual wxString CreateStatusLine();
  88
  89     virtual wxPrintNativeDataBase *CreatePrintNativeData();
  90 };
  91
  92 //----------------------------------------------------------------------------
  93 // wxGnomePrintDialog
  94 //----------------------------------------------------------------------------
  95
  96 class wxGnomePrintDialog: public wxPrintDialogBase
  97 {
  98 public:
  99     wxGnomePrintDialog( wxWindow *parent,
 100                          wxPrintDialogData* data = NULL );
 101     wxGnomePrintDialog( wxWindow *parent, wxPrintData* data);
 102     virtual ~wxGnomePrintDialog();
 103
 104     wxPrintData& GetPrintData()
 105         { return m_printDialogData.GetPrintData(); }
 106     wxPrintDialogData& GetPrintDialogData()
 107         { return m_printDialogData; }
 108
 109     wxDC *GetPrintDC();
 110
 111     virtual int ShowModal();
 112
 113     virtual bool Validate();
 114     virtual bool TransferDataToWindow();
 115     virtual bool TransferDataFromWindow();
 116
 117 private:
 118     // Implement some base class methods to do nothing to avoid asserts and
 119     // GTK warnings, since this is not a real wxDialog.
 120     virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
 121                            int WXUNUSED(width), int WXUNUSED(height),
 122                            int WXUNUSED(sizeFlags) = wxSIZE_AUTO) {}
 123     virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y),
 124                               int WXUNUSED(width), int WXUNUSED(height)) {}
 125
 126     void Init();
 127     wxPrintDialogData   m_printDialogData;
 128
 129 private:
 130     DECLARE_DYNAMIC_CLASS(wxGnomePrintDialog)
 131 };
 132
 133 //----------------------------------------------------------------------------
 134 // wxGnomePageSetupDialog
 135 //----------------------------------------------------------------------------
 136
 137 class wxGnomePageSetupDialog: public wxPageSetupDialogBase
 138 {
 139 public:
 140     wxGnomePageSetupDialog( wxWindow *parent,
 141                             wxPageSetupDialogData* data = NULL );
 142     virtual ~wxGnomePageSetupDialog();
 143
 144     virtual wxPageSetupDialogData& GetPageSetupDialogData();
 145
 146     virtual int ShowModal();
 147
 148     virtual bool Validate();
 149     virtual bool TransferDataToWindow();
 150     virtual bool TransferDataFromWindow();
 151
 152 private:
 153     // Implement some base class methods to do nothing to avoid asserts and
 154     // GTK warnings, since this is not a real wxDialog.
 155     virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
 156                            int WXUNUSED(width), int WXUNUSED(height),
 157                            int WXUNUSED(sizeFlags) = wxSIZE_AUTO) {}
 158     virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y),
 159                               int WXUNUSED(width), int WXUNUSED(height)) {}
 160
 161     wxPageSetupDialogData   m_pageDialogData;
 162
 163 private:
 164     DECLARE_DYNAMIC_CLASS(wxGnomePageSetupDialog)
 165 };
 166
 167 //----------------------------------------------------------------------------
 168 // wxGnomePrinter
 169 //----------------------------------------------------------------------------
 170
 171 class wxGnomePrinter: public wxPrinterBase
 172 {
 173 public:
 174     wxGnomePrinter(wxPrintDialogData *data = NULL);
 175     virtual ~wxGnomePrinter();
 176
 177     virtual bool Print(wxWindow *parent,
 178                        wxPrintout *printout,
 179                        bool prompt = true);
 180     virtual wxDC* PrintDialog(wxWindow *parent);
 181     virtual bool Setup(wxWindow *parent);
 182
 183     GnomePrintContext *GetPrintContext() { return m_gpc; }
 184
 185 private:
 186     GnomePrintContext *m_gpc;
 187     bool               m_native_preview;
 188
 189 private:
 190     DECLARE_DYNAMIC_CLASS(wxGnomePrinter)
 191     DECLARE_NO_COPY_CLASS(wxGnomePrinter)
 192 };
 193
 194 //-----------------------------------------------------------------------------
 195 // wxGnomePrintDC
 196 //-----------------------------------------------------------------------------
 197
 198 class wxGnomePrintDC: public wxDC
 199 {
 200 public:
 201     wxGnomePrintDC( wxGnomePrinter *printer );
 202     virtual ~wxGnomePrintDC();
 203
 204     bool Ok() const { return IsOk(); }
 205     bool IsOk() const;
 206
 207     bool DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col, int style=wxFLOOD_SURFACE );
 208     bool DoGetPixel(wxCoord x1, wxCoord y1, wxColour *col) const;
 209     void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
 210     void DoCrossHair(wxCoord x, wxCoord y);
 211     void DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc);
 212     void DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea);
 213     void DoDrawPoint(wxCoord x, wxCoord y);
 214     void DoDrawLines(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0);
 215     void DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
 216     void DoDrawPolyPolygon(int n, int count[], wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
 217     void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 218     void DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20.0);
 219     void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 220 #if wxUSE_SPLINES
 221     void DoDrawSpline(wxList *points);
 222 #endif // wxUSE_SPLINES
 223
 224     bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
 225             wxDC *source, wxCoord xsrc, wxCoord ysrc, int rop = wxCOPY, bool useMask = false,
 226             wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord);
 227     void DoDrawIcon( const wxIcon& icon, wxCoord x, wxCoord y );
 228     void DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask = false  );
 229     bool CanDrawBitmap() const { return true; }
 230
 231     void DoDrawText(const wxString& text, wxCoord x, wxCoord y );
 232     void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle);
 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
 240     void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 241     void DestroyClippingRegion();
 242     void DoSetClippingRegionAsRegion( const wxRegion &WXUNUSED(clip) ) { }
 243
 244     bool StartDoc(const wxString& message);
 245     void EndDoc();
 246     void StartPage();
 247     void EndPage();
 248
 249     wxCoord GetCharHeight() const;
 250     wxCoord GetCharWidth() const;
 251     bool CanGetTextExtent() const { return true; }
 252     void DoGetTextExtent(const wxString& string, wxCoord *x, wxCoord *y,
 253                      wxCoord *descent = (wxCoord *) NULL,
 254                      wxCoord *externalLeading = (wxCoord *) NULL,
 255                      wxFont *theFont = (wxFont *) NULL ) const;
 256
 257     void DoGetSize(int* width, int* height) const;
 258     void DoGetSizeMM(int *width, int *height) const;
 259     wxSize GetPPI() const;
 260     void SetAxisOrientation( bool xLeftRight, bool yBottomUp );
 261     void SetDeviceOrigin( wxCoord x, wxCoord y );
 262
 263     virtual int GetDepth() const { return 24; }
 264
 265     void SetBackgroundMode(int WXUNUSED(mode)) { }
 266     void SetPalette(const wxPalette& WXUNUSED(palette)) { }
 267
 268     wxPrintData& GetPrintData() { return m_printData; }
 269     void SetPrintData(const wxPrintData& data) { m_printData = data; }
 270
 271     static void SetResolution(int ppi);
 272     static int GetResolution();
 273
 274 private:
 275     static float ms_PSScaleFactor;
 276
 277 private:
 278     PangoContext           *m_context;
 279     PangoLayout            *m_layout;
 280     PangoFontDescription   *m_fontdesc;
 281
 282     unsigned char           m_currentRed;
 283     unsigned char           m_currentGreen;
 284     unsigned char           m_currentBlue;
 285     wxPrintData             m_printData;
 286
 287     wxGnomePrinter         *m_printer;
 288     GnomePrintContext      *m_gpc;
 289
 290     void makeEllipticalPath(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 291
 292 private:
 293     wxCoord XDEV2LOG(wxCoord x) const
 294     {
 295         wxCoord new_x = x - m_deviceOriginX;
 296         if (new_x > 0)
 297             return (wxCoord)((double)(new_x) / m_scaleX + 0.5) * m_signX + m_logicalOriginX;
 298         else
 299             return (wxCoord)((double)(new_x) / m_scaleX - 0.5) * m_signX + m_logicalOriginX;
 300     }
 301     wxCoord XDEV2LOGREL(wxCoord x) const
 302     {
 303         if (x > 0)
 304             return (wxCoord)((double)(x) / m_scaleX + 0.5);
 305         else
 306             return (wxCoord)((double)(x) / m_scaleX - 0.5);
 307     }
 308     wxCoord YDEV2LOG(wxCoord y) const
 309     {
 310         wxCoord new_y = y - m_deviceOriginY;
 311         if (new_y > 0)
 312             return (wxCoord)((double)(new_y) / m_scaleY + 0.5) * m_signY + m_logicalOriginY;
 313         else
 314             return (wxCoord)((double)(new_y) / m_scaleY - 0.5) * m_signY + m_logicalOriginY;
 315     }
 316     wxCoord YDEV2LOGREL(wxCoord y) const
 317     {
 318         if (y > 0)
 319             return (wxCoord)((double)(y) / m_scaleY + 0.5);
 320         else
 321             return (wxCoord)((double)(y) / m_scaleY - 0.5);
 322     }
 323     wxCoord XLOG2DEV(wxCoord x) const
 324     {
 325         wxCoord new_x = x - m_logicalOriginX;
 326         if (new_x > 0)
 327             return (wxCoord)((double)(new_x) * m_scaleX + 0.5) * m_signX + m_deviceOriginX;
 328         else
 329             return (wxCoord)((double)(new_x) * m_scaleX - 0.5) * m_signX + m_deviceOriginX;
 330     }
 331     wxCoord XLOG2DEVREL(wxCoord x) const
 332     {
 333         if (x > 0)
 334             return (wxCoord)((double)(x) * m_scaleX + 0.5);
 335         else
 336             return (wxCoord)((double)(x) * m_scaleX - 0.5);
 337     }
 338     wxCoord YLOG2DEV(wxCoord y) const
 339     {
 340         wxCoord new_y = y - m_logicalOriginY;
 341         if (new_y > 0)
 342             return (wxCoord)((double)(new_y) * m_scaleY + 0.5) * m_signY + m_deviceOriginY;
 343         else
 344             return (wxCoord)((double)(new_y) * m_scaleY - 0.5) * m_signY + m_deviceOriginY;
 345     }
 346     wxCoord YLOG2DEVREL(wxCoord y) const
 347     {
 348         if (y > 0)
 349             return (wxCoord)((double)(y) * m_scaleY + 0.5);
 350         else
 351             return (wxCoord)((double)(y) * m_scaleY - 0.5);
 352     }
 353 private:
 354     DECLARE_DYNAMIC_CLASS(wxGnomePrintDC)
 355     DECLARE_NO_COPY_CLASS(wxGnomePrintDC)
 356 };
 357
 358 #endif
 359     // wxUSE_LIBGNOMEPRINT
 360
 361 #endif