include/wx/gtk/gnome/gprint.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        gprint.h
   3 // Author:      Robert Roebling
   4 // Purpose:     GNOME printing support
   5 // Created:     09/20/04
   6 // Copyright:   Robert Roebling
   7 // Licence:     wxWindows Licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 #ifndef __gprint_H__
  11 #define __gprint_H__
  12
  13 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  14 #pragma interface
  15 #endif
  16
  17 // Include wxWindows' headers
  18
  19 #ifndef WX_PRECOMP
  20     #include <wx/wx.h>
  21 #endif
  22
  23 #if wxUSE_LIBGNOMEPRINT
  24
  25 #include "wx/print.h"
  26 #include "wx/prntbase.h"
  27 #include "wx/printdlg.h"
  28
  29 typedef struct _GnomePrintJob GnomePrintJob;
  30 typedef struct _GnomePrintContext GnomePrintContext;
  31 typedef struct _GnomePrintConfig GnomePrintConfig;
  32
  33 //----------------------------------------------------------------------------
  34 // wxGnomePrintNativeData
  35 //----------------------------------------------------------------------------
  36
  37 class wxGnomePrintNativeData: public wxPrintNativeDataBase
  38 {
  39 public:
  40     wxGnomePrintNativeData();
  41     virtual ~wxGnomePrintNativeData();
  42
  43     virtual bool TransferTo( wxPrintData &data );
  44     virtual bool TransferFrom( const wxPrintData &data );
  45
  46     virtual bool Ok() const { return true; }
  47
  48     GnomePrintConfig* GetPrintConfig() { return m_config; }
  49     void SetPrintJob( GnomePrintJob *job ) { m_job = job; }
  50     GnomePrintJob* GetPrintJob() { return m_job; }
  51
  52
  53 private:
  54     GnomePrintConfig  *m_config;
  55     GnomePrintJob     *m_job;
  56
  57 private:
  58     DECLARE_DYNAMIC_CLASS(wxGnomePrintNativeData)
  59 };
  60
  61 //----------------------------------------------------------------------------
  62 // wxGnomePrintFactory
  63 //----------------------------------------------------------------------------
  64
  65 class wxGnomePrintFactory: public wxPrintFactory
  66 {
  67 public:
  68     virtual wxPrinterBase *CreatePrinter( wxPrintDialogData *data );
  69
  70     virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
  71                                                     wxPrintout *printout = NULL,
  72                                                     wxPrintDialogData *data = NULL );
  73     virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
  74                                                     wxPrintout *printout,
  75                                                     wxPrintData *data );
  76
  77     virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
  78                                                   wxPrintDialogData *data = NULL );
  79     virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
  80                                                   wxPrintData *data );
  81
  82     virtual wxPageSetupDialogBase *CreatePageSetupDialog( wxWindow *parent,
  83                                                           wxPageSetupDialogData * data = NULL );
  84
  85     virtual bool HasPrintSetupDialog();
  86     virtual wxDialog *CreatePrintSetupDialog( wxWindow *parent, wxPrintData *data );
  87     virtual bool HasOwnPrintToFile();
  88     virtual bool HasPrinterLine();
  89     virtual wxString CreatePrinterLine();
  90     virtual bool HasStatusLine();
  91     virtual wxString CreateStatusLine();
  92
  93     virtual wxPrintNativeDataBase *CreatePrintNativeData();
  94 };
  95
  96 //----------------------------------------------------------------------------
  97 // wxGnomePrintDialog
  98 //----------------------------------------------------------------------------
  99
 100 class wxGnomePrintDialog: public wxPrintDialogBase
 101 {
 102 public:
 103     wxGnomePrintDialog( wxWindow *parent,
 104                          wxPrintDialogData* data = NULL );
 105     wxGnomePrintDialog( wxWindow *parent, wxPrintData* data);
 106     ~wxGnomePrintDialog();
 107
 108     wxPrintData& GetPrintData()
 109         { return m_printDialogData.GetPrintData(); }
 110     wxPrintDialogData& GetPrintDialogData()
 111         { return m_printDialogData; }
 112
 113     wxDC *GetPrintDC();
 114
 115     virtual int ShowModal();
 116
 117     virtual bool Validate();
 118     virtual bool TransferDataToWindow();
 119     virtual bool TransferDataFromWindow();
 120
 121 private:
 122     // Implement some base class methods to do nothing to avoid asserts and
 123     // GTK warnings, since this is not a real wxDialog.
 124     virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
 125                            int WXUNUSED(width), int WXUNUSED(height),
 126                            int WXUNUSED(sizeFlags) = wxSIZE_AUTO) {}
 127     virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y),
 128                               int WXUNUSED(width), int WXUNUSED(height)) {}
 129
 130     void Init();
 131     wxPrintDialogData   m_printDialogData;
 132
 133 private:
 134     DECLARE_DYNAMIC_CLASS(wxGnomePrintDialog)
 135 };
 136
 137 //----------------------------------------------------------------------------
 138 // wxGnomePageSetupDialog
 139 //----------------------------------------------------------------------------
 140
 141 class wxGnomePageSetupDialog: public wxPageSetupDialogBase
 142 {
 143 public:
 144     wxGnomePageSetupDialog( wxWindow *parent,
 145                             wxPageSetupDialogData* data = NULL );
 146     ~wxGnomePageSetupDialog();
 147
 148     virtual wxPageSetupDialogData& GetPageSetupDialogData();
 149
 150     virtual int ShowModal();
 151
 152     virtual bool Validate();
 153     virtual bool TransferDataToWindow();
 154     virtual bool TransferDataFromWindow();
 155
 156 private:
 157     // Implement some base class methods to do nothing to avoid asserts and
 158     // GTK warnings, since this is not a real wxDialog.
 159     virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
 160                            int WXUNUSED(width), int WXUNUSED(height),
 161                            int WXUNUSED(sizeFlags) = wxSIZE_AUTO) {}
 162     virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y),
 163                               int WXUNUSED(width), int WXUNUSED(height)) {}
 164
 165     wxPageSetupDialogData   m_pageDialogData;
 166
 167 private:
 168     DECLARE_DYNAMIC_CLASS(wxGnomePageSetupDialog)
 169 };
 170
 171 //----------------------------------------------------------------------------
 172 // wxGnomePrinter
 173 //----------------------------------------------------------------------------
 174
 175 class wxGnomePrinter: public wxPrinterBase
 176 {
 177 public:
 178     wxGnomePrinter(wxPrintDialogData *data = NULL);
 179     virtual ~wxGnomePrinter();
 180
 181     virtual bool Print(wxWindow *parent,
 182                        wxPrintout *printout,
 183                        bool prompt = true);
 184     virtual wxDC* PrintDialog(wxWindow *parent);
 185     virtual bool Setup(wxWindow *parent);
 186
 187     GnomePrintContext *GetPrintContext() { return m_gpc; }
 188
 189 private:
 190     GnomePrintContext *m_gpc;
 191     bool               m_native_preview;
 192
 193 private:
 194     DECLARE_DYNAMIC_CLASS(wxGnomePrinter)
 195     DECLARE_NO_COPY_CLASS(wxGnomePrinter)
 196 };
 197
 198 //-----------------------------------------------------------------------------
 199 // wxGnomePrintDC
 200 //-----------------------------------------------------------------------------
 201
 202 class wxGnomePrintDC: public wxDC
 203 {
 204 public:
 205     wxGnomePrintDC( wxGnomePrinter *printer );
 206     ~wxGnomePrintDC();
 207
 208     bool Ok() const;
 209
 210     virtual void BeginDrawing() {}
 211     virtual void EndDrawing() {}
 212
 213     bool DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col, int style=wxFLOOD_SURFACE );
 214     bool DoGetPixel(wxCoord x1, wxCoord y1, wxColour *col) const;
 215     void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
 216     void DoCrossHair(wxCoord x, wxCoord y);
 217     void DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc);
 218     void DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea);
 219     void DoDrawPoint(wxCoord x, wxCoord y);
 220     void DoDrawLines(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0);
 221     void DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
 222     void DoDrawPolyPolygon(int n, int count[], wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
 223     void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 224     void DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20.0);
 225     void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 226     void DoDrawSpline(wxList *points);
 227
 228     bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
 229             wxDC *source, wxCoord xsrc, wxCoord ysrc, int rop = wxCOPY, bool useMask = false,
 230             wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord);
 231     void DoDrawIcon( const wxIcon& icon, wxCoord x, wxCoord y );
 232     void DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask = false  );
 233     bool CanDrawBitmap() const { return true; }
 234
 235     void DoDrawText(const wxString& text, wxCoord x, wxCoord y );
 236     void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle);
 237     void Clear();
 238     void SetFont( const wxFont& font );
 239     void SetPen( const wxPen& pen );
 240     void SetBrush( const wxBrush& brush );
 241     void SetLogicalFunction( int function );
 242     void SetBackground( const wxBrush& brush );
 243
 244     void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 245     void DestroyClippingRegion();
 246     void DoSetClippingRegionAsRegion( const wxRegion &WXUNUSED(clip) ) { }
 247
 248     bool StartDoc(const wxString& message);
 249     void EndDoc();
 250     void StartPage();
 251     void EndPage();
 252
 253     wxCoord GetCharHeight() const;
 254     wxCoord GetCharWidth() const;
 255     bool CanGetTextExtent() const { return true; }
 256     void DoGetTextExtent(const wxString& string, wxCoord *x, wxCoord *y,
 257                      wxCoord *descent = (wxCoord *) NULL,
 258                      wxCoord *externalLeading = (wxCoord *) NULL,
 259                      wxFont *theFont = (wxFont *) NULL ) const;
 260
 261     void DoGetSize(int* width, int* height) const;
 262     void DoGetSizeMM(int *width, int *height) const;
 263     wxSize GetPPI() const;
 264     void SetAxisOrientation( bool xLeftRight, bool yBottomUp );
 265     void SetDeviceOrigin( wxCoord x, wxCoord y );
 266
 267     virtual int GetDepth() const { return 24; }
 268
 269     void SetBackgroundMode(int WXUNUSED(mode)) { }
 270     void SetPalette(const wxPalette& WXUNUSED(palette)) { }
 271
 272     wxPrintData& GetPrintData() { return m_printData; }
 273     void SetPrintData(const wxPrintData& data) { m_printData = data; }
 274
 275     static void SetResolution(int ppi);
 276     static int GetResolution();
 277
 278 private:
 279     static float ms_PSScaleFactor;
 280
 281 private:
 282     PangoContext           *m_context;
 283     PangoLayout            *m_layout;
 284     PangoFontDescription   *m_fontdesc;
 285
 286     unsigned char           m_currentRed;
 287     unsigned char           m_currentGreen;
 288     unsigned char           m_currentBlue;
 289     wxPrintData             m_printData;
 290
 291     wxGnomePrinter         *m_printer;
 292     GnomePrintContext      *m_gpc;
 293
 294 private:
 295     wxCoord XDEV2LOG(wxCoord x) const
 296     {
 297         wxCoord new_x = x - m_deviceOriginX;
 298         if (new_x > 0)
 299             return (wxCoord)((double)(new_x) / m_scaleX + 0.5) * m_signX + m_logicalOriginX;
 300         else
 301             return (wxCoord)((double)(new_x) / m_scaleX - 0.5) * m_signX + m_logicalOriginX;
 302     }
 303     wxCoord XDEV2LOGREL(wxCoord x) const
 304     {
 305         if (x > 0)
 306             return (wxCoord)((double)(x) / m_scaleX + 0.5);
 307         else
 308             return (wxCoord)((double)(x) / m_scaleX - 0.5);
 309     }
 310     wxCoord YDEV2LOG(wxCoord y) const
 311     {
 312         wxCoord new_y = y - m_deviceOriginY;
 313         if (new_y > 0)
 314             return (wxCoord)((double)(new_y) / m_scaleY + 0.5) * m_signY + m_logicalOriginY;
 315         else
 316             return (wxCoord)((double)(new_y) / m_scaleY - 0.5) * m_signY + m_logicalOriginY;
 317     }
 318     wxCoord YDEV2LOGREL(wxCoord y) const
 319     {
 320         if (y > 0)
 321             return (wxCoord)((double)(y) / m_scaleY + 0.5);
 322         else
 323             return (wxCoord)((double)(y) / m_scaleY - 0.5);
 324     }
 325     wxCoord XLOG2DEV(wxCoord x) const
 326     {
 327         wxCoord new_x = x - m_logicalOriginX;
 328         if (new_x > 0)
 329             return (wxCoord)((double)(new_x) * m_scaleX + 0.5) * m_signX + m_deviceOriginX;
 330         else
 331             return (wxCoord)((double)(new_x) * m_scaleX - 0.5) * m_signX + m_deviceOriginX;
 332     }
 333     wxCoord XLOG2DEVREL(wxCoord x) const
 334     {
 335         if (x > 0)
 336             return (wxCoord)((double)(x) * m_scaleX + 0.5);
 337         else
 338             return (wxCoord)((double)(x) * m_scaleX - 0.5);
 339     }
 340     wxCoord YLOG2DEV(wxCoord y) const
 341     {
 342         wxCoord new_y = y - m_logicalOriginY;
 343         if (new_y > 0)
 344             return (wxCoord)((double)(new_y) * m_scaleY + 0.5) * m_signY + m_deviceOriginY;
 345         else
 346             return (wxCoord)((double)(new_y) * m_scaleY - 0.5) * m_signY + m_deviceOriginY;
 347     }
 348     wxCoord YLOG2DEVREL(wxCoord y) const
 349     {
 350         if (y > 0)
 351             return (wxCoord)((double)(y) * m_scaleY + 0.5);
 352         else
 353             return (wxCoord)((double)(y) * m_scaleY - 0.5);
 354     }
 355 private:
 356     DECLARE_DYNAMIC_CLASS(wxGnomePrintDC)
 357     DECLARE_NO_COPY_CLASS(wxGnomePrintDC)
 358 };
 359
 360 #endif
 361     // wxUSE_LIBGNOMEPRINT
 362
 363 #endif