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 true; }
  42
  43     GnomePrintConfig* GetPrintConfig() { return m_config; }
  44     void SetPrintJob( GnomePrintJob *job ) { m_job = job; }
  45     GnomePrintJob* GetPrintJob() { return m_job; }
  46
  47
  48 private:
  49     GnomePrintConfig  *m_config;
  50     GnomePrintJob     *m_job;
  51
  52 private:
  53     DECLARE_DYNAMIC_CLASS(wxGnomePrintNativeData)
  54 };
  55
  56 //----------------------------------------------------------------------------
  57 // wxGnomePrintFactory
  58 //----------------------------------------------------------------------------
  59
  60 class wxGnomePrintFactory: public wxPrintFactory
  61 {
  62 public:
  63     virtual wxPrinterBase *CreatePrinter( wxPrintDialogData *data );
  64
  65     virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
  66                                                     wxPrintout *printout = NULL,
  67                                                     wxPrintDialogData *data = NULL );
  68     virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
  69                                                     wxPrintout *printout,
  70                                                     wxPrintData *data );
  71
  72     virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
  73                                                   wxPrintDialogData *data = NULL );
  74     virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
  75                                                   wxPrintData *data );
  76
  77     virtual wxPageSetupDialogBase *CreatePageSetupDialog( wxWindow *parent,
  78                                                           wxPageSetupDialogData * data = NULL );
  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 private:
 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     void Init();
 126     wxPrintDialogData   m_printDialogData;
 127
 128 private:
 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 private:
 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     wxPageSetupDialogData   m_pageDialogData;
 161
 162 private:
 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     GnomePrintContext *GetPrintContext() { return m_gpc; }
 183
 184 private:
 185     GnomePrintContext *m_gpc;
 186     bool               m_native_preview;
 187
 188 private:
 189     DECLARE_DYNAMIC_CLASS(wxGnomePrinter)
 190     DECLARE_NO_COPY_CLASS(wxGnomePrinter)
 191 };
 192
 193 //-----------------------------------------------------------------------------
 194 // wxGnomePrintDC
 195 //-----------------------------------------------------------------------------
 196
 197 class wxGnomePrintDC: public wxDC
 198 {
 199 public:
 200     wxGnomePrintDC( wxGnomePrinter *printer );
 201     virtual ~wxGnomePrintDC();
 202
 203     bool Ok() const;
 204
 205     bool DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col, int style=wxFLOOD_SURFACE );
 206     bool DoGetPixel(wxCoord x1, wxCoord y1, wxColour *col) const;
 207     void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
 208     void DoCrossHair(wxCoord x, wxCoord y);
 209     void DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc);
 210     void DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea);
 211     void DoDrawPoint(wxCoord x, wxCoord y);
 212     void DoDrawLines(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0);
 213     void DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
 214     void DoDrawPolyPolygon(int n, int count[], wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
 215     void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 216     void DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20.0);
 217     void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 218 #if wxUSE_SPLINES
 219     void DoDrawSpline(wxList *points);
 220 #endif // wxUSE_SPLINES
 221
 222     bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
 223             wxDC *source, wxCoord xsrc, wxCoord ysrc, int rop = wxCOPY, bool useMask = false,
 224             wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord);
 225     void DoDrawIcon( const wxIcon& icon, wxCoord x, wxCoord y );
 226     void DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask = false  );
 227     bool CanDrawBitmap() const { return true; }
 228
 229     void DoDrawText(const wxString& text, wxCoord x, wxCoord y );
 230     void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle);
 231     void Clear();
 232     void SetFont( const wxFont& font );
 233     void SetPen( const wxPen& pen );
 234     void SetBrush( const wxBrush& brush );
 235     void SetLogicalFunction( int function );
 236     void SetBackground( const wxBrush& brush );
 237
 238     void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 239     void DestroyClippingRegion();
 240     void DoSetClippingRegionAsRegion( const wxRegion &WXUNUSED(clip) ) { }
 241
 242     bool StartDoc(const wxString& message);
 243     void EndDoc();
 244     void StartPage();
 245     void EndPage();
 246
 247     wxCoord GetCharHeight() const;
 248     wxCoord GetCharWidth() const;
 249     bool CanGetTextExtent() const { return true; }
 250     void DoGetTextExtent(const wxString& string, wxCoord *x, wxCoord *y,
 251                      wxCoord *descent = (wxCoord *) NULL,
 252                      wxCoord *externalLeading = (wxCoord *) NULL,
 253                      wxFont *theFont = (wxFont *) NULL ) const;
 254
 255     void DoGetSize(int* width, int* height) const;
 256     void DoGetSizeMM(int *width, int *height) const;
 257     wxSize GetPPI() const;
 258     void SetAxisOrientation( bool xLeftRight, bool yBottomUp );
 259     void SetDeviceOrigin( wxCoord x, wxCoord y );
 260
 261     virtual int GetDepth() const { return 24; }
 262
 263     void SetBackgroundMode(int WXUNUSED(mode)) { }
 264     void SetPalette(const wxPalette& WXUNUSED(palette)) { }
 265
 266     wxPrintData& GetPrintData() { return m_printData; }
 267     void SetPrintData(const wxPrintData& data) { m_printData = data; }
 268
 269     static void SetResolution(int ppi);
 270     static int GetResolution();
 271
 272 private:
 273     static float ms_PSScaleFactor;
 274
 275 private:
 276     PangoContext           *m_context;
 277     PangoLayout            *m_layout;
 278     PangoFontDescription   *m_fontdesc;
 279
 280     unsigned char           m_currentRed;
 281     unsigned char           m_currentGreen;
 282     unsigned char           m_currentBlue;
 283     wxPrintData             m_printData;
 284
 285     wxGnomePrinter         *m_printer;
 286     GnomePrintContext      *m_gpc;
 287
 288     void makeEllipticalPath(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 289
 290 private:
 291     wxCoord XDEV2LOG(wxCoord x) const
 292     {
 293         wxCoord new_x = x - m_deviceOriginX;
 294         if (new_x > 0)
 295             return (wxCoord)((double)(new_x) / m_scaleX + 0.5) * m_signX + m_logicalOriginX;
 296         else
 297             return (wxCoord)((double)(new_x) / m_scaleX - 0.5) * m_signX + m_logicalOriginX;
 298     }
 299     wxCoord XDEV2LOGREL(wxCoord x) const
 300     {
 301         if (x > 0)
 302             return (wxCoord)((double)(x) / m_scaleX + 0.5);
 303         else
 304             return (wxCoord)((double)(x) / m_scaleX - 0.5);
 305     }
 306     wxCoord YDEV2LOG(wxCoord y) const
 307     {
 308         wxCoord new_y = y - m_deviceOriginY;
 309         if (new_y > 0)
 310             return (wxCoord)((double)(new_y) / m_scaleY + 0.5) * m_signY + m_logicalOriginY;
 311         else
 312             return (wxCoord)((double)(new_y) / m_scaleY - 0.5) * m_signY + m_logicalOriginY;
 313     }
 314     wxCoord YDEV2LOGREL(wxCoord y) const
 315     {
 316         if (y > 0)
 317             return (wxCoord)((double)(y) / m_scaleY + 0.5);
 318         else
 319             return (wxCoord)((double)(y) / m_scaleY - 0.5);
 320     }
 321     wxCoord XLOG2DEV(wxCoord x) const
 322     {
 323         wxCoord new_x = x - m_logicalOriginX;
 324         if (new_x > 0)
 325             return (wxCoord)((double)(new_x) * m_scaleX + 0.5) * m_signX + m_deviceOriginX;
 326         else
 327             return (wxCoord)((double)(new_x) * m_scaleX - 0.5) * m_signX + m_deviceOriginX;
 328     }
 329     wxCoord XLOG2DEVREL(wxCoord x) const
 330     {
 331         if (x > 0)
 332             return (wxCoord)((double)(x) * m_scaleX + 0.5);
 333         else
 334             return (wxCoord)((double)(x) * m_scaleX - 0.5);
 335     }
 336     wxCoord YLOG2DEV(wxCoord y) const
 337     {
 338         wxCoord new_y = y - m_logicalOriginY;
 339         if (new_y > 0)
 340             return (wxCoord)((double)(new_y) * m_scaleY + 0.5) * m_signY + m_deviceOriginY;
 341         else
 342             return (wxCoord)((double)(new_y) * m_scaleY - 0.5) * m_signY + m_deviceOriginY;
 343     }
 344     wxCoord YLOG2DEVREL(wxCoord y) const
 345     {
 346         if (y > 0)
 347             return (wxCoord)((double)(y) * m_scaleY + 0.5);
 348         else
 349             return (wxCoord)((double)(y) * m_scaleY - 0.5);
 350     }
 351 private:
 352     DECLARE_DYNAMIC_CLASS(wxGnomePrintDC)
 353     DECLARE_NO_COPY_CLASS(wxGnomePrintDC)
 354 };
 355
 356 #endif
 357     // wxUSE_LIBGNOMEPRINT
 358
 359 #endif