include/wx/gtk1/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     GnomePrintJob* GetPrintJob() { return m_job; }
  50
  51
  52 private:
  53     GnomePrintConfig  *m_config;
  54     GnomePrintJob     *m_job;
  55
  56 private:
  57     DECLARE_DYNAMIC_CLASS(wxGnomePrintNativeData)
  58 };
  59
  60 //----------------------------------------------------------------------------
  61 // wxGnomePrintFactory
  62 //----------------------------------------------------------------------------
  63
  64 class wxGnomePrintFactory: public wxPrintFactory
  65 {
  66 public:
  67     virtual wxPrinterBase *CreatePrinter( wxPrintDialogData *data );
  68
  69     virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
  70                                                     wxPrintout *printout = NULL,
  71                                                     wxPrintDialogData *data = NULL );
  72     virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
  73                                                     wxPrintout *printout,
  74                                                     wxPrintData *data );
  75
  76     virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
  77                                                   wxPrintDialogData *data = NULL );
  78     virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
  79                                                   wxPrintData *data );
  80
  81     virtual wxPageSetupDialogBase *CreatePageSetupDialog( wxWindow *parent,
  82                                                           wxPageSetupDialogData * data = NULL );
  83
  84     virtual bool HasPrintSetupDialog();
  85     virtual wxDialog *CreatePrintSetupDialog( wxWindow *parent, wxPrintData *data );
  86     virtual bool HasOwnPrintToFile();
  87     virtual bool HasPrinterLine();
  88     virtual wxString CreatePrinterLine();
  89     virtual bool HasStatusLine();
  90     virtual wxString CreateStatusLine();
  91
  92     virtual wxPrintNativeDataBase *CreatePrintNativeData();
  93 };
  94
  95 //----------------------------------------------------------------------------
  96 // wxGnomePrintDialog
  97 //----------------------------------------------------------------------------
  98
  99 class wxGnomePrintDialog: public wxPrintDialogBase
 100 {
 101 public:
 102     wxGnomePrintDialog( wxWindow *parent,
 103                          wxPrintDialogData* data = NULL );
 104     wxGnomePrintDialog( wxWindow *parent, wxPrintData* data);
 105     ~wxGnomePrintDialog();
 106
 107     wxPrintData& GetPrintData()
 108         { return m_printDialogData.GetPrintData(); }
 109     wxPrintDialogData& GetPrintDialogData()
 110         { return m_printDialogData; }
 111
 112     wxDC *GetPrintDC();
 113
 114     virtual int ShowModal();
 115
 116     virtual bool Validate();
 117     virtual bool TransferDataToWindow();
 118     virtual bool TransferDataFromWindow();
 119
 120 private:
 121     // Implement some base class methods to do nothing to avoid asserts and
 122     // GTK warnings, since this is not a real wxDialog.
 123     virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
 124                            int WXUNUSED(width), int WXUNUSED(height),
 125                            int WXUNUSED(sizeFlags) = wxSIZE_AUTO) {}
 126     virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y),
 127                               int WXUNUSED(width), int WXUNUSED(height)) {}
 128
 129     void Init();
 130     wxPrintDialogData   m_printDialogData;
 131
 132 private:
 133     DECLARE_DYNAMIC_CLASS(wxGnomePrintDialog)
 134 };
 135
 136 //----------------------------------------------------------------------------
 137 // wxGnomePageSetupDialog
 138 //----------------------------------------------------------------------------
 139
 140 class wxGnomePageSetupDialog: public wxPageSetupDialogBase
 141 {
 142 public:
 143     wxGnomePageSetupDialog( wxWindow *parent,
 144                             wxPageSetupDialogData* data = NULL );
 145     ~wxGnomePageSetupDialog();
 146
 147     virtual wxPageSetupDialogData& GetPageSetupDialogData();
 148
 149     virtual int ShowModal();
 150
 151     virtual bool Validate();
 152     virtual bool TransferDataToWindow();
 153     virtual bool TransferDataFromWindow();
 154
 155 private:
 156     // Implement some base class methods to do nothing to avoid asserts and
 157     // GTK warnings, since this is not a real wxDialog.
 158     virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
 159                            int WXUNUSED(width), int WXUNUSED(height),
 160                            int WXUNUSED(sizeFlags) = wxSIZE_AUTO) {}
 161     virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y),
 162                               int WXUNUSED(width), int WXUNUSED(height)) {}
 163
 164     wxPageSetupDialogData   m_pageDialogData;
 165
 166 private:
 167     DECLARE_DYNAMIC_CLASS(wxGnomePageSetupDialog)
 168 };
 169
 170 //----------------------------------------------------------------------------
 171 // wxGnomePrinter
 172 //----------------------------------------------------------------------------
 173
 174 class wxGnomePrinter: public wxPrinterBase
 175 {
 176 public:
 177     wxGnomePrinter(wxPrintDialogData *data = NULL);
 178     virtual ~wxGnomePrinter();
 179
 180     virtual bool Print(wxWindow *parent,
 181                        wxPrintout *printout,
 182                        bool prompt = true);
 183     virtual wxDC* PrintDialog(wxWindow *parent);
 184     virtual bool Setup(wxWindow *parent);
 185
 186     GnomePrintContext *GetPrintContext() { return m_gpc; }
 187
 188 private:
 189     GnomePrintContext *m_gpc;
 190     bool               m_native_preview;
 191
 192 private:
 193     DECLARE_DYNAMIC_CLASS(wxGnomePrinter)
 194     DECLARE_NO_COPY_CLASS(wxGnomePrinter)
 195 };
 196
 197 //-----------------------------------------------------------------------------
 198 // wxGnomePrintDC
 199 //-----------------------------------------------------------------------------
 200
 201 class wxGnomePrintDC: public wxDC
 202 {
 203 public:
 204     wxGnomePrintDC( wxGnomePrinter *printer );
 205     ~wxGnomePrintDC();
 206
 207     bool Ok() const;
 208
 209     virtual void BeginDrawing() {}
 210     virtual void EndDrawing() {}
 211
 212     bool DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col, int style=wxFLOOD_SURFACE );
 213     bool DoGetPixel(wxCoord x1, wxCoord y1, wxColour *col) const;
 214     void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
 215     void DoCrossHair(wxCoord x, wxCoord y);
 216     void DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc);
 217     void DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea);
 218     void DoDrawPoint(wxCoord x, wxCoord y);
 219     void DoDrawLines(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0);
 220     void DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
 221     void DoDrawPolyPolygon(int n, int count[], wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
 222     void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 223     void DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20.0);
 224     void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 225     void DoDrawSpline(wxList *points);
 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