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 #ifndef WX_PRECOMP
  17     #include <wx/wx.h>
  18 #endif
  19
  20 #if wxUSE_LIBGNOMEPRINT
  21
  22 #include "wx/print.h"
  23 #include "wx/prntbase.h"
  24 #include "wx/printdlg.h"
  25
  26 typedef struct _GnomePrintJob GnomePrintJob;
  27 typedef struct _GnomePrintContext GnomePrintContext;
  28 typedef struct _GnomePrintConfig GnomePrintConfig;
  29
  30 //----------------------------------------------------------------------------
  31 // wxGnomePrintNativeData
  32 //----------------------------------------------------------------------------
  33
  34 class wxGnomePrintNativeData: public wxPrintNativeDataBase
  35 {
  36 public:
  37     wxGnomePrintNativeData();
  38     virtual ~wxGnomePrintNativeData();
  39
  40     virtual bool TransferTo( wxPrintData &data );
  41     virtual bool TransferFrom( const wxPrintData &data );
  42
  43     virtual bool Ok() const { return true; }
  44
  45     GnomePrintConfig* GetPrintConfig() { return m_config; }
  46     void SetPrintJob( GnomePrintJob *job ) { m_job = job; }
  47     GnomePrintJob* GetPrintJob() { return m_job; }
  48
  49
  50 private:
  51     GnomePrintConfig  *m_config;
  52     GnomePrintJob     *m_job;
  53
  54 private:
  55     DECLARE_DYNAMIC_CLASS(wxGnomePrintNativeData)
  56 };
  57
  58 //----------------------------------------------------------------------------
  59 // wxGnomePrintFactory
  60 //----------------------------------------------------------------------------
  61
  62 class wxGnomePrintFactory: public wxPrintFactory
  63 {
  64 public:
  65     virtual wxPrinterBase *CreatePrinter( wxPrintDialogData *data );
  66
  67     virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
  68                                                     wxPrintout *printout = NULL,
  69                                                     wxPrintDialogData *data = NULL );
  70     virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
  71                                                     wxPrintout *printout,
  72                                                     wxPrintData *data );
  73
  74     virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
  75                                                   wxPrintDialogData *data = NULL );
  76     virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
  77                                                   wxPrintData *data );
  78
  79     virtual wxPageSetupDialogBase *CreatePageSetupDialog( wxWindow *parent,
  80                                                           wxPageSetupDialogData * data = NULL );
  81
  82     virtual bool HasPrintSetupDialog();
  83     virtual wxDialog *CreatePrintSetupDialog( wxWindow *parent, wxPrintData *data );
  84     virtual bool HasOwnPrintToFile();
  85     virtual bool HasPrinterLine();
  86     virtual wxString CreatePrinterLine();
  87     virtual bool HasStatusLine();
  88     virtual wxString CreateStatusLine();
  89
  90     virtual wxPrintNativeDataBase *CreatePrintNativeData();
  91 };
  92
  93 //----------------------------------------------------------------------------
  94 // wxGnomePrintDialog
  95 //----------------------------------------------------------------------------
  96
  97 class wxGnomePrintDialog: public wxPrintDialogBase
  98 {
  99 public:
 100     wxGnomePrintDialog( wxWindow *parent,
 101                          wxPrintDialogData* data = NULL );
 102     wxGnomePrintDialog( wxWindow *parent, wxPrintData* data);
 103     ~wxGnomePrintDialog();
 104
 105     wxPrintData& GetPrintData()
 106         { return m_printDialogData.GetPrintData(); }
 107     wxPrintDialogData& GetPrintDialogData()
 108         { return m_printDialogData; }
 109
 110     wxDC *GetPrintDC();
 111
 112     virtual int ShowModal();
 113
 114     virtual bool Validate();
 115     virtual bool TransferDataToWindow();
 116     virtual bool TransferDataFromWindow();
 117
 118 private:
 119     // Implement some base class methods to do nothing to avoid asserts and
 120     // GTK warnings, since this is not a real wxDialog.
 121     virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
 122                            int WXUNUSED(width), int WXUNUSED(height),
 123                            int WXUNUSED(sizeFlags) = wxSIZE_AUTO) {}
 124     virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y),
 125                               int WXUNUSED(width), int WXUNUSED(height)) {}
 126
 127     void Init();
 128     wxPrintDialogData   m_printDialogData;
 129
 130 private:
 131     DECLARE_DYNAMIC_CLASS(wxGnomePrintDialog)
 132 };
 133
 134 //----------------------------------------------------------------------------
 135 // wxGnomePageSetupDialog
 136 //----------------------------------------------------------------------------
 137
 138 class wxGnomePageSetupDialog: public wxPageSetupDialogBase
 139 {
 140 public:
 141     wxGnomePageSetupDialog( wxWindow *parent,
 142                             wxPageSetupDialogData* data = NULL );
 143     ~wxGnomePageSetupDialog();
 144
 145     virtual wxPageSetupDialogData& GetPageSetupDialogData();
 146
 147     virtual int ShowModal();
 148
 149     virtual bool Validate();
 150     virtual bool TransferDataToWindow();
 151     virtual bool TransferDataFromWindow();
 152
 153 private:
 154     // Implement some base class methods to do nothing to avoid asserts and
 155     // GTK warnings, since this is not a real wxDialog.
 156     virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
 157                            int WXUNUSED(width), int WXUNUSED(height),
 158                            int WXUNUSED(sizeFlags) = wxSIZE_AUTO) {}
 159     virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y),
 160                               int WXUNUSED(width), int WXUNUSED(height)) {}
 161
 162     wxPageSetupDialogData   m_pageDialogData;
 163
 164 private:
 165     DECLARE_DYNAMIC_CLASS(wxGnomePageSetupDialog)
 166 };
 167
 168 //----------------------------------------------------------------------------
 169 // wxGnomePrinter
 170 //----------------------------------------------------------------------------
 171
 172 class wxGnomePrinter: public wxPrinterBase
 173 {
 174 public:
 175     wxGnomePrinter(wxPrintDialogData *data = NULL);
 176     virtual ~wxGnomePrinter();
 177
 178     virtual bool Print(wxWindow *parent,
 179                        wxPrintout *printout,
 180                        bool prompt = true);
 181     virtual wxDC* PrintDialog(wxWindow *parent);
 182     virtual bool Setup(wxWindow *parent);
 183
 184     GnomePrintContext *GetPrintContext() { return m_gpc; }
 185
 186 private:
 187     GnomePrintContext *m_gpc;
 188     bool               m_native_preview;
 189
 190 private:
 191     DECLARE_DYNAMIC_CLASS(wxGnomePrinter)
 192     DECLARE_NO_COPY_CLASS(wxGnomePrinter)
 193 };
 194
 195 //-----------------------------------------------------------------------------
 196 // wxGnomePrintDC
 197 //-----------------------------------------------------------------------------
 198
 199 class wxGnomePrintDC: public wxDC
 200 {
 201 public:
 202     wxGnomePrintDC( wxGnomePrinter *printer );
 203     ~wxGnomePrintDC();
 204
 205     bool Ok() const;
 206
 207     virtual void BeginDrawing() {}
 208     virtual void EndDrawing() {}
 209
 210     bool DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col, int style=wxFLOOD_SURFACE );
 211     bool DoGetPixel(wxCoord x1, wxCoord y1, wxColour *col) const;
 212     void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
 213     void DoCrossHair(wxCoord x, wxCoord y);
 214     void DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc);
 215     void DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea);
 216     void DoDrawPoint(wxCoord x, wxCoord y);
 217     void DoDrawLines(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0);
 218     void DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
 219     void DoDrawPolyPolygon(int n, int count[], wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
 220     void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 221     void DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20.0);
 222     void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 223 #if wxUSE_SPLINES
 224     void DoDrawSpline(wxList *points);
 225 #endif // wxUSE_SPLINES
 226
 227     bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
 228             wxDC *source, wxCoord xsrc, wxCoord ysrc, int rop = wxCOPY, bool useMask = false,
 229             wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord);
 230     void DoDrawIcon( const wxIcon& icon, wxCoord x, wxCoord y );
 231     void DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask = false  );
 232     bool CanDrawBitmap() const { return true; }
 233
 234     void DoDrawText(const wxString& text, wxCoord x, wxCoord y );
 235     void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle);
 236     void Clear();
 237     void SetFont( const wxFont& font );
 238     void SetPen( const wxPen& pen );
 239     void SetBrush( const wxBrush& brush );
 240     void SetLogicalFunction( int function );
 241     void SetBackground( const wxBrush& brush );
 242
 243     void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 244     void DestroyClippingRegion();
 245     void DoSetClippingRegionAsRegion( const wxRegion &WXUNUSED(clip) ) { }
 246
 247     bool StartDoc(const wxString& message);
 248     void EndDoc();
 249     void StartPage();
 250     void EndPage();
 251
 252     wxCoord GetCharHeight() const;
 253     wxCoord GetCharWidth() const;
 254     bool CanGetTextExtent() const { return true; }
 255     void DoGetTextExtent(const wxString& string, wxCoord *x, wxCoord *y,
 256                      wxCoord *descent = (wxCoord *) NULL,
 257                      wxCoord *externalLeading = (wxCoord *) NULL,
 258                      wxFont *theFont = (wxFont *) NULL ) const;
 259
 260     void DoGetSize(int* width, int* height) const;
 261     void DoGetSizeMM(int *width, int *height) const;
 262     wxSize GetPPI() const;
 263     void SetAxisOrientation( bool xLeftRight, bool yBottomUp );
 264     void SetDeviceOrigin( wxCoord x, wxCoord y );
 265
 266     virtual int GetDepth() const { return 24; }
 267
 268     void SetBackgroundMode(int WXUNUSED(mode)) { }
 269     void SetPalette(const wxPalette& WXUNUSED(palette)) { }
 270
 271     wxPrintData& GetPrintData() { return m_printData; }
 272     void SetPrintData(const wxPrintData& data) { m_printData = data; }
 273
 274     static void SetResolution(int ppi);
 275     static int GetResolution();
 276
 277 private:
 278     static float ms_PSScaleFactor;
 279
 280 private:
 281     PangoContext           *m_context;
 282     PangoLayout            *m_layout;
 283     PangoFontDescription   *m_fontdesc;
 284
 285     unsigned char           m_currentRed;
 286     unsigned char           m_currentGreen;
 287     unsigned char           m_currentBlue;
 288     wxPrintData             m_printData;
 289
 290     wxGnomePrinter         *m_printer;
 291     GnomePrintContext      *m_gpc;
 292
 293 private:
 294     wxCoord XDEV2LOG(wxCoord x) const
 295     {
 296         wxCoord new_x = x - m_deviceOriginX;
 297         if (new_x > 0)
 298             return (wxCoord)((double)(new_x) / m_scaleX + 0.5) * m_signX + m_logicalOriginX;
 299         else
 300             return (wxCoord)((double)(new_x) / m_scaleX - 0.5) * m_signX + m_logicalOriginX;
 301     }
 302     wxCoord XDEV2LOGREL(wxCoord x) const
 303     {
 304         if (x > 0)
 305             return (wxCoord)((double)(x) / m_scaleX + 0.5);
 306         else
 307             return (wxCoord)((double)(x) / m_scaleX - 0.5);
 308     }
 309     wxCoord YDEV2LOG(wxCoord y) const
 310     {
 311         wxCoord new_y = y - m_deviceOriginY;
 312         if (new_y > 0)
 313             return (wxCoord)((double)(new_y) / m_scaleY + 0.5) * m_signY + m_logicalOriginY;
 314         else
 315             return (wxCoord)((double)(new_y) / m_scaleY - 0.5) * m_signY + m_logicalOriginY;
 316     }
 317     wxCoord YDEV2LOGREL(wxCoord y) const
 318     {
 319         if (y > 0)
 320             return (wxCoord)((double)(y) / m_scaleY + 0.5);
 321         else
 322             return (wxCoord)((double)(y) / m_scaleY - 0.5);
 323     }
 324     wxCoord XLOG2DEV(wxCoord x) const
 325     {
 326         wxCoord new_x = x - m_logicalOriginX;
 327         if (new_x > 0)
 328             return (wxCoord)((double)(new_x) * m_scaleX + 0.5) * m_signX + m_deviceOriginX;
 329         else
 330             return (wxCoord)((double)(new_x) * m_scaleX - 0.5) * m_signX + m_deviceOriginX;
 331     }
 332     wxCoord XLOG2DEVREL(wxCoord x) const
 333     {
 334         if (x > 0)
 335             return (wxCoord)((double)(x) * m_scaleX + 0.5);
 336         else
 337             return (wxCoord)((double)(x) * m_scaleX - 0.5);
 338     }
 339     wxCoord YLOG2DEV(wxCoord y) const
 340     {
 341         wxCoord new_y = y - m_logicalOriginY;
 342         if (new_y > 0)
 343             return (wxCoord)((double)(new_y) * m_scaleY + 0.5) * m_signY + m_deviceOriginY;
 344         else
 345             return (wxCoord)((double)(new_y) * m_scaleY - 0.5) * m_signY + m_deviceOriginY;
 346     }
 347     wxCoord YLOG2DEVREL(wxCoord y) const
 348     {
 349         if (y > 0)
 350             return (wxCoord)((double)(y) * m_scaleY + 0.5);
 351         else
 352             return (wxCoord)((double)(y) * m_scaleY - 0.5);
 353     }
 354 private:
 355     DECLARE_DYNAMIC_CLASS(wxGnomePrintDC)
 356     DECLARE_NO_COPY_CLASS(wxGnomePrintDC)
 357 };
 358
 359 #endif
 360     // wxUSE_LIBGNOMEPRINT
 361
 362 #endif