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 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
 154 private:
 155     DECLARE_DYNAMIC_CLASS(wxGnomePrinter)
 156     DECLARE_NO_COPY_CLASS(wxGnomePrinter)
 157 };
 158
 159 //-----------------------------------------------------------------------------
 160 // wxGnomePrintDC
 161 //-----------------------------------------------------------------------------
 162
 163 class wxGnomePrintDC: public wxDC
 164 {
 165 public:
 166     wxGnomePrintDC( wxGnomePrinter *printer );
 167     ~wxGnomePrintDC();
 168
 169     bool Ok() const;
 170
 171     virtual void BeginDrawing() {}
 172     virtual void EndDrawing() {}
 173
 174     bool DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col, int style=wxFLOOD_SURFACE );
 175     bool DoGetPixel(wxCoord x1, wxCoord y1, wxColour *col) const;
 176     void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
 177     void DoCrossHair(wxCoord x, wxCoord y);
 178     void DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc);
 179     void DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea);
 180     void DoDrawPoint(wxCoord x, wxCoord y);
 181     void DoDrawLines(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0);
 182     void DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
 183     void DoDrawPolyPolygon(int n, int count[], wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
 184     void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 185     void DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20.0);
 186     void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 187     void DoDrawSpline(wxList *points);
 188
 189     bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
 190             wxDC *source, wxCoord xsrc, wxCoord ysrc, int rop = wxCOPY, bool useMask = false,
 191             wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord);
 192     void DoDrawIcon( const wxIcon& icon, wxCoord x, wxCoord y );
 193     void DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask = false  );
 194     bool CanDrawBitmap() const { return true; }
 195
 196     void DoDrawText(const wxString& text, wxCoord x, wxCoord y );
 197     void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle);
 198     void Clear();
 199     void SetFont( const wxFont& font );
 200     void SetPen( const wxPen& pen );
 201     void SetBrush( const wxBrush& brush );
 202     void SetLogicalFunction( int function );
 203     void SetBackground( const wxBrush& brush );
 204
 205     void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 206     void DestroyClippingRegion();
 207     void DoSetClippingRegionAsRegion( const wxRegion &WXUNUSED(clip) ) { }
 208
 209     bool StartDoc(const wxString& message);
 210     void EndDoc();
 211     void StartPage();
 212     void EndPage();
 213
 214     wxCoord GetCharHeight() const;
 215     wxCoord GetCharWidth() const;
 216     bool CanGetTextExtent() const { return true; }
 217     void DoGetTextExtent(const wxString& string, wxCoord *x, wxCoord *y,
 218                      wxCoord *descent = (wxCoord *) NULL,
 219                      wxCoord *externalLeading = (wxCoord *) NULL,
 220                      wxFont *theFont = (wxFont *) NULL ) const;
 221
 222     void DoGetSize(int* width, int* height) const;
 223     void DoGetSizeMM(int *width, int *height) const;
 224     wxSize GetPPI() const;
 225     void SetAxisOrientation( bool xLeftRight, bool yBottomUp );
 226     void SetDeviceOrigin( wxCoord x, wxCoord y );
 227
 228     virtual int GetDepth() const { return 24; }
 229
 230     void SetBackgroundMode(int WXUNUSED(mode)) { }
 231     void SetPalette(const wxPalette& WXUNUSED(palette)) { }
 232
 233     wxPrintData& GetPrintData() { return m_printData; }
 234     void SetPrintData(const wxPrintData& data) { m_printData = data; }
 235
 236     static void SetResolution(int ppi);
 237     static int GetResolution();
 238
 239 private:
 240     static float ms_PSScaleFactor;
 241
 242 private:
 243     PangoContext           *m_context;
 244     PangoLayout            *m_layout;
 245     PangoFontDescription   *m_fontdesc;
 246
 247     unsigned char           m_currentRed;
 248     unsigned char           m_currentGreen;
 249     unsigned char           m_currentBlue;
 250     wxPrintData             m_printData;
 251
 252     wxGnomePrinter         *m_printer;
 253     GnomePrintContext      *m_gpc;
 254
 255 private:
 256     wxCoord XDEV2LOG(wxCoord x) const
 257     {
 258         wxCoord new_x = x - m_deviceOriginX;
 259         if (new_x > 0)
 260             return (wxCoord)((double)(new_x) / m_scaleX + 0.5) * m_signX + m_logicalOriginX;
 261         else
 262             return (wxCoord)((double)(new_x) / m_scaleX - 0.5) * m_signX + m_logicalOriginX;
 263     }
 264     wxCoord XDEV2LOGREL(wxCoord x) const
 265     {
 266         if (x > 0)
 267             return (wxCoord)((double)(x) / m_scaleX + 0.5);
 268         else
 269             return (wxCoord)((double)(x) / m_scaleX - 0.5);
 270     }
 271     wxCoord YDEV2LOG(wxCoord y) const
 272     {
 273         wxCoord new_y = y - m_deviceOriginY;
 274         if (new_y > 0)
 275             return (wxCoord)((double)(new_y) / m_scaleY + 0.5) * m_signY + m_logicalOriginY;
 276         else
 277             return (wxCoord)((double)(new_y) / m_scaleY - 0.5) * m_signY + m_logicalOriginY;
 278     }
 279     wxCoord YDEV2LOGREL(wxCoord y) const
 280     {
 281         if (y > 0)
 282             return (wxCoord)((double)(y) / m_scaleY + 0.5);
 283         else
 284             return (wxCoord)((double)(y) / m_scaleY - 0.5);
 285     }
 286     wxCoord XLOG2DEV(wxCoord x) const
 287     {
 288         wxCoord new_x = x - m_logicalOriginX;
 289         if (new_x > 0)
 290             return (wxCoord)((double)(new_x) * m_scaleX + 0.5) * m_signX + m_deviceOriginX;
 291         else
 292             return (wxCoord)((double)(new_x) * m_scaleX - 0.5) * m_signX + m_deviceOriginX;
 293     }
 294     wxCoord XLOG2DEVREL(wxCoord x) const
 295     {
 296         if (x > 0)
 297             return (wxCoord)((double)(x) * m_scaleX + 0.5);
 298         else
 299             return (wxCoord)((double)(x) * m_scaleX - 0.5);
 300     }
 301     wxCoord YLOG2DEV(wxCoord y) const
 302     {
 303         wxCoord new_y = y - m_logicalOriginY;
 304         if (new_y > 0)
 305             return (wxCoord)((double)(new_y) * m_scaleY + 0.5) * m_signY + m_deviceOriginY;
 306         else
 307             return (wxCoord)((double)(new_y) * m_scaleY - 0.5) * m_signY + m_deviceOriginY;
 308     }
 309     wxCoord YLOG2DEVREL(wxCoord y) const
 310     {
 311         if (y > 0)
 312             return (wxCoord)((double)(y) * m_scaleY + 0.5);
 313         else
 314             return (wxCoord)((double)(y) * m_scaleY - 0.5);
 315     }
 316 private:
 317     DECLARE_DYNAMIC_CLASS(wxGnomePrintDC)
 318     DECLARE_NO_COPY_CLASS(wxGnomePrintDC)
 319 };
 320
 321 #endif
 322     // wxUSE_LIBGNOMEPRINT
 323
 324 #endif