include/wx/gtk1/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 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  15 #pragma interface
  16 #endif
  17
  18 // Include wxWindows' headers
  19
  20 #ifndef WX_PRECOMP
  21     #include <wx/wx.h>
  22 #endif
  23
  24 #if wxUSE_LIBGNOMEPRINT
  25
  26 #include "wx/print.h"
  27 #include "wx/prntbase.h"
  28 #include "wx/printdlg.h"
  29
  30 typedef struct _GnomePrintJob GnomePrintJob;
  31 typedef struct _GnomePrintContext GnomePrintContext;
  32 typedef struct _GnomePrintConfig GnomePrintConfig;
  33
  34 //----------------------------------------------------------------------------
  35 // wxGnomePrintNativeData
  36 //----------------------------------------------------------------------------
  37
  38 class wxGnomePrintNativeData: public wxPrintNativeDataBase
  39 {
  40 public:
  41     wxGnomePrintNativeData();
  42     virtual ~wxGnomePrintNativeData();
  43
  44     virtual bool TransferTo( wxPrintData &data );
  45     virtual bool TransferFrom( const wxPrintData &data );
  46
  47     virtual bool Ok() const { return true; }
  48
  49     GnomePrintConfig* GetPrintConfig() { return m_config; }
  50     void SetPrintJob( GnomePrintJob *job ) { m_job = job; }
  51     GnomePrintJob* GetPrintJob() { return m_job; }
  52
  53
  54 private:
  55     GnomePrintConfig  *m_config;
  56     GnomePrintJob     *m_job;
  57
  58 private:
  59     DECLARE_DYNAMIC_CLASS(wxGnomePrintNativeData)
  60 };
  61
  62 //----------------------------------------------------------------------------
  63 // wxGnomePrintFactory
  64 //----------------------------------------------------------------------------
  65
  66 class wxGnomePrintFactory: public wxPrintFactory
  67 {
  68 public:
  69     virtual wxPrinterBase *CreatePrinter( wxPrintDialogData *data );
  70
  71     virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
  72                                                     wxPrintout *printout = NULL,
  73                                                     wxPrintDialogData *data = NULL );
  74     virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
  75                                                     wxPrintout *printout,
  76                                                     wxPrintData *data );
  77
  78     virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
  79                                                   wxPrintDialogData *data = NULL );
  80     virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
  81                                                   wxPrintData *data );
  82
  83     virtual wxPageSetupDialogBase *CreatePageSetupDialog( wxWindow *parent,
  84                                                           wxPageSetupDialogData * data = NULL );
  85
  86     virtual bool HasPrintSetupDialog();
  87     virtual wxDialog *CreatePrintSetupDialog( wxWindow *parent, wxPrintData *data );
  88     virtual bool HasOwnPrintToFile();
  89     virtual bool HasPrinterLine();
  90     virtual wxString CreatePrinterLine();
  91     virtual bool HasStatusLine();
  92     virtual wxString CreateStatusLine();
  93
  94     virtual wxPrintNativeDataBase *CreatePrintNativeData();
  95 };
  96
  97 //----------------------------------------------------------------------------
  98 // wxGnomePrintDialog
  99 //----------------------------------------------------------------------------
 100
 101 class wxGnomePrintDialog: public wxPrintDialogBase
 102 {
 103 public:
 104     wxGnomePrintDialog( wxWindow *parent,
 105                          wxPrintDialogData* data = NULL );
 106     wxGnomePrintDialog( wxWindow *parent, wxPrintData* data);
 107     ~wxGnomePrintDialog();
 108
 109     wxPrintData& GetPrintData()
 110         { return m_printDialogData.GetPrintData(); }
 111     wxPrintDialogData& GetPrintDialogData()
 112         { return m_printDialogData; }
 113
 114     wxDC *GetPrintDC();
 115
 116     virtual int ShowModal();
 117
 118     virtual bool Validate();
 119     virtual bool TransferDataToWindow();
 120     virtual bool TransferDataFromWindow();
 121
 122 private:
 123     // Implement some base class methods to do nothing to avoid asserts and
 124     // GTK warnings, since this is not a real wxDialog.
 125     virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
 126                            int WXUNUSED(width), int WXUNUSED(height),
 127                            int WXUNUSED(sizeFlags) = wxSIZE_AUTO) {}
 128     virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y),
 129                               int WXUNUSED(width), int WXUNUSED(height)) {}
 130
 131     void Init();
 132     wxPrintDialogData   m_printDialogData;
 133
 134 private:
 135     DECLARE_DYNAMIC_CLASS(wxGnomePrintDialog)
 136 };
 137
 138 //----------------------------------------------------------------------------
 139 // wxGnomePageSetupDialog
 140 //----------------------------------------------------------------------------
 141
 142 class wxGnomePageSetupDialog: public wxPageSetupDialogBase
 143 {
 144 public:
 145     wxGnomePageSetupDialog( wxWindow *parent,
 146                             wxPageSetupDialogData* data = NULL );
 147     ~wxGnomePageSetupDialog();
 148
 149     virtual wxPageSetupDialogData& GetPageSetupDialogData();
 150
 151     virtual int ShowModal();
 152
 153     virtual bool Validate();
 154     virtual bool TransferDataToWindow();
 155     virtual bool TransferDataFromWindow();
 156
 157 private:
 158     // Implement some base class methods to do nothing to avoid asserts and
 159     // GTK warnings, since this is not a real wxDialog.
 160     virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
 161                            int WXUNUSED(width), int WXUNUSED(height),
 162                            int WXUNUSED(sizeFlags) = wxSIZE_AUTO) {}
 163     virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y),
 164                               int WXUNUSED(width), int WXUNUSED(height)) {}
 165
 166     wxPageSetupDialogData   m_pageDialogData;
 167
 168 private:
 169     DECLARE_DYNAMIC_CLASS(wxGnomePageSetupDialog)
 170 };
 171
 172 //----------------------------------------------------------------------------
 173 // wxGnomePrinter
 174 //----------------------------------------------------------------------------
 175
 176 class wxGnomePrinter: public wxPrinterBase
 177 {
 178 public:
 179     wxGnomePrinter(wxPrintDialogData *data = NULL);
 180     virtual ~wxGnomePrinter();
 181
 182     virtual bool Print(wxWindow *parent,
 183                        wxPrintout *printout,
 184                        bool prompt = true);
 185     virtual wxDC* PrintDialog(wxWindow *parent);
 186     virtual bool Setup(wxWindow *parent);
 187
 188     GnomePrintContext *GetPrintContext() { return m_gpc; }
 189
 190 private:
 191     GnomePrintContext *m_gpc;
 192     bool               m_native_preview;
 193
 194 private:
 195     DECLARE_DYNAMIC_CLASS(wxGnomePrinter)
 196     DECLARE_NO_COPY_CLASS(wxGnomePrinter)
 197 };
 198
 199 //-----------------------------------------------------------------------------
 200 // wxGnomePrintDC
 201 //-----------------------------------------------------------------------------
 202
 203 class wxGnomePrintDC: public wxDC
 204 {
 205 public:
 206     wxGnomePrintDC( wxGnomePrinter *printer );
 207     ~wxGnomePrintDC();
 208
 209     bool Ok() const;
 210
 211     virtual void BeginDrawing() {}
 212     virtual void EndDrawing() {}
 213
 214     bool DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col, int style=wxFLOOD_SURFACE );
 215     bool DoGetPixel(wxCoord x1, wxCoord y1, wxColour *col) const;
 216     void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
 217     void DoCrossHair(wxCoord x, wxCoord y);
 218     void DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc);
 219     void DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea);
 220     void DoDrawPoint(wxCoord x, wxCoord y);
 221     void DoDrawLines(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0);
 222     void DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
 223     void DoDrawPolyPolygon(int n, int count[], wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
 224     void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 225     void DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20.0);
 226     void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 227 #if wxUSE_SPLINES
 228     void DoDrawSpline(wxList *points);
 229 #endif // wxUSE_SPLINES
 230
 231     bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
 232             wxDC *source, wxCoord xsrc, wxCoord ysrc, int rop = wxCOPY, bool useMask = false,
 233             wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord);
 234     void DoDrawIcon( const wxIcon& icon, wxCoord x, wxCoord y );
 235     void DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask = false  );
 236     bool CanDrawBitmap() const { return true; }
 237
 238     void DoDrawText(const wxString& text, wxCoord x, wxCoord y );
 239     void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle);
 240     void Clear();
 241     void SetFont( const wxFont& font );
 242     void SetPen( const wxPen& pen );
 243     void SetBrush( const wxBrush& brush );
 244     void SetLogicalFunction( int function );
 245     void SetBackground( const wxBrush& brush );
 246
 247     void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 248     void DestroyClippingRegion();
 249     void DoSetClippingRegionAsRegion( const wxRegion &WXUNUSED(clip) ) { }
 250
 251     bool StartDoc(const wxString& message);
 252     void EndDoc();
 253     void StartPage();
 254     void EndPage();
 255
 256     wxCoord GetCharHeight() const;
 257     wxCoord GetCharWidth() const;
 258     bool CanGetTextExtent() const { return true; }
 259     void DoGetTextExtent(const wxString& string, wxCoord *x, wxCoord *y,
 260                      wxCoord *descent = (wxCoord *) NULL,
 261                      wxCoord *externalLeading = (wxCoord *) NULL,
 262                      wxFont *theFont = (wxFont *) NULL ) const;
 263
 264     void DoGetSize(int* width, int* height) const;
 265     void DoGetSizeMM(int *width, int *height) const;
 266     wxSize GetPPI() const;
 267     void SetAxisOrientation( bool xLeftRight, bool yBottomUp );
 268     void SetDeviceOrigin( wxCoord x, wxCoord y );
 269
 270     virtual int GetDepth() const { return 24; }
 271
 272     void SetBackgroundMode(int WXUNUSED(mode)) { }
 273     void SetPalette(const wxPalette& WXUNUSED(palette)) { }
 274
 275     wxPrintData& GetPrintData() { return m_printData; }
 276     void SetPrintData(const wxPrintData& data) { m_printData = data; }
 277
 278     static void SetResolution(int ppi);
 279     static int GetResolution();
 280
 281 private:
 282     static float ms_PSScaleFactor;
 283
 284 private:
 285     PangoContext           *m_context;
 286     PangoLayout            *m_layout;
 287     PangoFontDescription   *m_fontdesc;
 288
 289     unsigned char           m_currentRed;
 290     unsigned char           m_currentGreen;
 291     unsigned char           m_currentBlue;
 292     wxPrintData             m_printData;
 293
 294     wxGnomePrinter         *m_printer;
 295     GnomePrintContext      *m_gpc;
 296
 297 private:
 298     wxCoord XDEV2LOG(wxCoord x) const
 299     {
 300         wxCoord new_x = x - m_deviceOriginX;
 301         if (new_x > 0)
 302             return (wxCoord)((double)(new_x) / m_scaleX + 0.5) * m_signX + m_logicalOriginX;
 303         else
 304             return (wxCoord)((double)(new_x) / m_scaleX - 0.5) * m_signX + m_logicalOriginX;
 305     }
 306     wxCoord XDEV2LOGREL(wxCoord x) const
 307     {
 308         if (x > 0)
 309             return (wxCoord)((double)(x) / m_scaleX + 0.5);
 310         else
 311             return (wxCoord)((double)(x) / m_scaleX - 0.5);
 312     }
 313     wxCoord YDEV2LOG(wxCoord y) const
 314     {
 315         wxCoord new_y = y - m_deviceOriginY;
 316         if (new_y > 0)
 317             return (wxCoord)((double)(new_y) / m_scaleY + 0.5) * m_signY + m_logicalOriginY;
 318         else
 319             return (wxCoord)((double)(new_y) / m_scaleY - 0.5) * m_signY + m_logicalOriginY;
 320     }
 321     wxCoord YDEV2LOGREL(wxCoord y) const
 322     {
 323         if (y > 0)
 324             return (wxCoord)((double)(y) / m_scaleY + 0.5);
 325         else
 326             return (wxCoord)((double)(y) / m_scaleY - 0.5);
 327     }
 328     wxCoord XLOG2DEV(wxCoord x) const
 329     {
 330         wxCoord new_x = x - m_logicalOriginX;
 331         if (new_x > 0)
 332             return (wxCoord)((double)(new_x) * m_scaleX + 0.5) * m_signX + m_deviceOriginX;
 333         else
 334             return (wxCoord)((double)(new_x) * m_scaleX - 0.5) * m_signX + m_deviceOriginX;
 335     }
 336     wxCoord XLOG2DEVREL(wxCoord x) const
 337     {
 338         if (x > 0)
 339             return (wxCoord)((double)(x) * m_scaleX + 0.5);
 340         else
 341             return (wxCoord)((double)(x) * m_scaleX - 0.5);
 342     }
 343     wxCoord YLOG2DEV(wxCoord y) const
 344     {
 345         wxCoord new_y = y - m_logicalOriginY;
 346         if (new_y > 0)
 347             return (wxCoord)((double)(new_y) * m_scaleY + 0.5) * m_signY + m_deviceOriginY;
 348         else
 349             return (wxCoord)((double)(new_y) * m_scaleY - 0.5) * m_signY + m_deviceOriginY;
 350     }
 351     wxCoord YLOG2DEVREL(wxCoord y) const
 352     {
 353         if (y > 0)
 354             return (wxCoord)((double)(y) * m_scaleY + 0.5);
 355         else
 356             return (wxCoord)((double)(y) * m_scaleY - 0.5);
 357     }
 358 private:
 359     DECLARE_DYNAMIC_CLASS(wxGnomePrintDC)
 360     DECLARE_NO_COPY_CLASS(wxGnomePrintDC)
 361 };
 362
 363 #endif
 364     // wxUSE_LIBGNOMEPRINT
 365
 366 #endif