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     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 bool HasPrintSetupDialog();
  82     virtual wxDialog *CreatePrintSetupDialog( wxWindow *parent, wxPrintData *data );
  83     virtual bool HasOwnPrintToFile();
  84     virtual bool HasPrinterLine();
  85     virtual wxString CreatePrinterLine();
  86     virtual bool HasStatusLine();
  87     virtual wxString CreateStatusLine();
  88
  89     virtual wxPrintNativeDataBase *CreatePrintNativeData();
  90 };
  91
  92 //----------------------------------------------------------------------------
  93 // wxGnomePrintDialog
  94 //----------------------------------------------------------------------------
  95
  96 class wxGnomePrintDialog: public wxPrintDialogBase
  97 {
  98 public:
  99     wxGnomePrintDialog( wxWindow *parent,
 100                          wxPrintDialogData* data = (wxPrintDialogData*)NULL );
 101     wxGnomePrintDialog( wxWindow *parent, wxPrintData* data);
 102     ~wxGnomePrintDialog();
 103
 104     wxPrintData& GetPrintData()
 105         { return m_printDialogData.GetPrintData(); }
 106     wxPrintDialogData& GetPrintDialogData()
 107         { return m_printDialogData; }
 108
 109     wxDC *GetPrintDC();
 110
 111     virtual int ShowModal();
 112
 113     virtual bool Validate();
 114     virtual bool TransferDataToWindow();
 115     virtual bool TransferDataFromWindow();
 116
 117 private:
 118     // Implement some base class methods to do nothing to avoid asserts and
 119     // GTK warnings, since this is not a real wxDialog.
 120     virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
 121                            int WXUNUSED(width), int WXUNUSED(height),
 122                            int WXUNUSED(sizeFlags) = wxSIZE_AUTO) {}
 123     virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y),
 124                               int WXUNUSED(width), int WXUNUSED(height)) {}
 125
 126     void Init();
 127     wxPrintDialogData   m_printDialogData;
 128
 129 private:
 130     DECLARE_DYNAMIC_CLASS(wxGnomePrintDialog)
 131 };
 132
 133 //----------------------------------------------------------------------------
 134 // wxGnomePrinter
 135 //----------------------------------------------------------------------------
 136
 137 class wxGnomePrinter: public wxPrinterBase
 138 {
 139 public:
 140     wxGnomePrinter(wxPrintDialogData *data = NULL);
 141     virtual ~wxGnomePrinter();
 142
 143     virtual bool Print(wxWindow *parent,
 144                        wxPrintout *printout,
 145                        bool prompt = true);
 146     virtual wxDC* PrintDialog(wxWindow *parent);
 147     virtual bool Setup(wxWindow *parent);
 148
 149     GnomePrintContext *GetPrintContext() { return m_gpc; }
 150
 151 private:
 152     GnomePrintContext *m_gpc;
 153     bool               m_native_preview;
 154
 155 private:
 156     DECLARE_DYNAMIC_CLASS(wxGnomePrinter)
 157     DECLARE_NO_COPY_CLASS(wxGnomePrinter)
 158 };
 159
 160 //-----------------------------------------------------------------------------
 161 // wxGnomePrintDC
 162 //-----------------------------------------------------------------------------
 163
 164 class wxGnomePrintDC: public wxDC
 165 {
 166 public:
 167     wxGnomePrintDC( wxGnomePrinter *printer );
 168     ~wxGnomePrintDC();
 169
 170     bool Ok() const;
 171
 172     virtual void BeginDrawing() {}
 173     virtual void EndDrawing() {}
 174
 175     bool DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col, int style=wxFLOOD_SURFACE );
 176     bool DoGetPixel(wxCoord x1, wxCoord y1, wxColour *col) const;
 177     void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
 178     void DoCrossHair(wxCoord x, wxCoord y);
 179     void DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc);
 180     void DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea);
 181     void DoDrawPoint(wxCoord x, wxCoord y);
 182     void DoDrawLines(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0);
 183     void DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
 184     void DoDrawPolyPolygon(int n, int count[], wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
 185     void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 186     void DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20.0);
 187     void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 188     void DoDrawSpline(wxList *points);
 189
 190     bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
 191             wxDC *source, wxCoord xsrc, wxCoord ysrc, int rop = wxCOPY, bool useMask = false,
 192             wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord);
 193     void DoDrawIcon( const wxIcon& icon, wxCoord x, wxCoord y );
 194     void DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask = false  );
 195     bool CanDrawBitmap() const { return true; }
 196
 197     void DoDrawText(const wxString& text, wxCoord x, wxCoord y );
 198     void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle);
 199     void Clear();
 200     void SetFont( const wxFont& font );
 201     void SetPen( const wxPen& pen );
 202     void SetBrush( const wxBrush& brush );
 203     void SetLogicalFunction( int function );
 204     void SetBackground( const wxBrush& brush );
 205
 206     void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 207     void DestroyClippingRegion();
 208     void DoSetClippingRegionAsRegion( const wxRegion &WXUNUSED(clip) ) { }
 209
 210     bool StartDoc(const wxString& message);
 211     void EndDoc();
 212     void StartPage();
 213     void EndPage();
 214
 215     wxCoord GetCharHeight() const;
 216     wxCoord GetCharWidth() const;
 217     bool CanGetTextExtent() const { return true; }
 218     void DoGetTextExtent(const wxString& string, wxCoord *x, wxCoord *y,
 219                      wxCoord *descent = (wxCoord *) NULL,
 220                      wxCoord *externalLeading = (wxCoord *) NULL,
 221                      wxFont *theFont = (wxFont *) NULL ) const;
 222
 223     void DoGetSize(int* width, int* height) const;
 224     void DoGetSizeMM(int *width, int *height) const;
 225     wxSize GetPPI() const;
 226     void SetAxisOrientation( bool xLeftRight, bool yBottomUp );
 227     void SetDeviceOrigin( wxCoord x, wxCoord y );
 228
 229     virtual int GetDepth() const { return 24; }
 230
 231     void SetBackgroundMode(int WXUNUSED(mode)) { }
 232     void SetPalette(const wxPalette& WXUNUSED(palette)) { }
 233
 234     wxPrintData& GetPrintData() { return m_printData; }
 235     void SetPrintData(const wxPrintData& data) { m_printData = data; }
 236
 237     static void SetResolution(int ppi);
 238     static int GetResolution();
 239
 240 private:
 241     static float ms_PSScaleFactor;
 242
 243 private:
 244     PangoContext           *m_context;
 245     PangoLayout            *m_layout;
 246     PangoFontDescription   *m_fontdesc;
 247
 248     unsigned char           m_currentRed;
 249     unsigned char           m_currentGreen;
 250     unsigned char           m_currentBlue;
 251     wxPrintData             m_printData;
 252
 253     wxGnomePrinter         *m_printer;
 254     GnomePrintContext      *m_gpc;
 255
 256 private:
 257     wxCoord XDEV2LOG(wxCoord x) const
 258     {
 259         wxCoord new_x = x - m_deviceOriginX;
 260         if (new_x > 0)
 261             return (wxCoord)((double)(new_x) / m_scaleX + 0.5) * m_signX + m_logicalOriginX;
 262         else
 263             return (wxCoord)((double)(new_x) / m_scaleX - 0.5) * m_signX + m_logicalOriginX;
 264     }
 265     wxCoord XDEV2LOGREL(wxCoord x) const
 266     {
 267         if (x > 0)
 268             return (wxCoord)((double)(x) / m_scaleX + 0.5);
 269         else
 270             return (wxCoord)((double)(x) / m_scaleX - 0.5);
 271     }
 272     wxCoord YDEV2LOG(wxCoord y) const
 273     {
 274         wxCoord new_y = y - m_deviceOriginY;
 275         if (new_y > 0)
 276             return (wxCoord)((double)(new_y) / m_scaleY + 0.5) * m_signY + m_logicalOriginY;
 277         else
 278             return (wxCoord)((double)(new_y) / m_scaleY - 0.5) * m_signY + m_logicalOriginY;
 279     }
 280     wxCoord YDEV2LOGREL(wxCoord y) const
 281     {
 282         if (y > 0)
 283             return (wxCoord)((double)(y) / m_scaleY + 0.5);
 284         else
 285             return (wxCoord)((double)(y) / m_scaleY - 0.5);
 286     }
 287     wxCoord XLOG2DEV(wxCoord x) const
 288     {
 289         wxCoord new_x = x - m_logicalOriginX;
 290         if (new_x > 0)
 291             return (wxCoord)((double)(new_x) * m_scaleX + 0.5) * m_signX + m_deviceOriginX;
 292         else
 293             return (wxCoord)((double)(new_x) * m_scaleX - 0.5) * m_signX + m_deviceOriginX;
 294     }
 295     wxCoord XLOG2DEVREL(wxCoord x) const
 296     {
 297         if (x > 0)
 298             return (wxCoord)((double)(x) * m_scaleX + 0.5);
 299         else
 300             return (wxCoord)((double)(x) * m_scaleX - 0.5);
 301     }
 302     wxCoord YLOG2DEV(wxCoord y) const
 303     {
 304         wxCoord new_y = y - m_logicalOriginY;
 305         if (new_y > 0)
 306             return (wxCoord)((double)(new_y) * m_scaleY + 0.5) * m_signY + m_deviceOriginY;
 307         else
 308             return (wxCoord)((double)(new_y) * m_scaleY - 0.5) * m_signY + m_deviceOriginY;
 309     }
 310     wxCoord YLOG2DEVREL(wxCoord y) const
 311     {
 312         if (y > 0)
 313             return (wxCoord)((double)(y) * m_scaleY + 0.5);
 314         else
 315             return (wxCoord)((double)(y) * m_scaleY - 0.5);
 316     }
 317 private:
 318     DECLARE_DYNAMIC_CLASS(wxGnomePrintDC)
 319     DECLARE_NO_COPY_CLASS(wxGnomePrintDC)
 320 };
 321
 322 #endif
 323     // wxUSE_LIBGNOMEPRINT
 324
 325 #endif