include/wx/generic/dcpsg.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        dcps.h
   3 // Purpose:     wxPostScriptDC class
   4 // Author:      Julian Smart and others
   5 // Modified by:
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) Julian Smart and Robert Roebling
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 #ifndef _WX_DCPSG_H_
  12 #define _WX_DCPSG_H_
  13
  14 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  15 #pragma interface "dcpsg.h"
  16 #endif
  17
  18 #include "wx/dc.h"
  19
  20 #if wxUSE_PRINTING_ARCHITECTURE
  21
  22 #if wxUSE_POSTSCRIPT
  23
  24 #include "wx/dialog.h"
  25 #include "wx/module.h"
  26 #include "wx/cmndata.h"
  27
  28 //-----------------------------------------------------------------------------
  29 // classes
  30 //-----------------------------------------------------------------------------
  31
  32 class wxPostScriptDC;
  33
  34 //-----------------------------------------------------------------------------
  35 // wxPostScriptDC
  36 //-----------------------------------------------------------------------------
  37
  38 class WXDLLEXPORT wxPostScriptDC: public wxDC
  39 {
  40 public:
  41     wxPostScriptDC();
  42
  43     // Recommended constructor
  44     wxPostScriptDC(const wxPrintData& printData);
  45
  46     // Recommended destructor :-)
  47     ~wxPostScriptDC();
  48
  49 #if WXWIN_COMPATIBILITY_2_2
  50     wxPostScriptDC( const wxString &output, bool interactive = false, wxWindow *parent = NULL )
  51         { Create( output, interactive, parent ); }
  52     bool Create ( const wxString &output, bool interactive = false, wxWindow *parent = NULL );
  53 #endif
  54
  55   virtual bool Ok() const;
  56
  57   virtual void BeginDrawing() {}
  58   virtual void EndDrawing() {}
  59
  60   bool DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col, int style=wxFLOOD_SURFACE );
  61   bool DoGetPixel(wxCoord x1, wxCoord y1, wxColour *col) const;
  62
  63   void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
  64   void DoCrossHair(wxCoord x, wxCoord y) ;
  65   void DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc);
  66   void DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea);
  67   void DoDrawPoint(wxCoord x, wxCoord y);
  68   void DoDrawLines(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0);
  69   void DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
  70   void DoDrawPolyPolygon(int n, int count[], wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
  71   void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
  72   void DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20);
  73   void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
  74
  75   void DoDrawSpline(wxList *points);
  76
  77   bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
  78             wxDC *source, wxCoord xsrc, wxCoord ysrc, int rop = wxCOPY, bool useMask = false,
  79             wxCoord xsrcMask = wxDefaultPosition.x, wxCoord ysrcMask = wxDefaultPosition.y);
  80   bool CanDrawBitmap() const { return true; }
  81
  82   void DoDrawIcon( const wxIcon& icon, wxCoord x, wxCoord y );
  83   void DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask = false );
  84
  85   void DoDrawText(const wxString& text, wxCoord x, wxCoord y );
  86   void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle);
  87
  88   void Clear();
  89   void SetFont( const wxFont& font );
  90   void SetPen( const wxPen& pen );
  91   void SetBrush( const wxBrush& brush );
  92   void SetLogicalFunction( int function );
  93   void SetBackground( const wxBrush& brush );
  94
  95   void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
  96   void DestroyClippingRegion();
  97
  98   void DoSetClippingRegionAsRegion( const wxRegion &WXUNUSED(clip) ) { }
  99
 100   bool StartDoc(const wxString& message);
 101   void EndDoc();
 102   void StartPage();
 103   void EndPage();
 104
 105   wxCoord GetCharHeight() const;
 106   wxCoord GetCharWidth() const;
 107   bool CanGetTextExtent() const { return true; }
 108   void DoGetTextExtent(const wxString& string, wxCoord *x, wxCoord *y,
 109                      wxCoord *descent = (wxCoord *) NULL,
 110                      wxCoord *externalLeading = (wxCoord *) NULL,
 111                      wxFont *theFont = (wxFont *) NULL ) const;
 112
 113   void DoGetSize(int* width, int* height) const;
 114   void DoGetSizeMM(int *width, int *height) const;
 115
 116   // Resolution in pixels per logical inch
 117   wxSize GetPPI() const;
 118
 119   void SetAxisOrientation( bool xLeftRight, bool yBottomUp );
 120   void SetDeviceOrigin( wxCoord x, wxCoord y );
 121
 122   void SetBackgroundMode(int WXUNUSED(mode)) { }
 123   void SetPalette(const wxPalette& WXUNUSED(palette)) { }
 124
 125   wxPrintData& GetPrintData() { return m_printData; }
 126   void SetPrintData(const wxPrintData& data) { m_printData = data; }
 127
 128   virtual int GetDepth() const { return 24; }
 129
 130   static void SetResolution(int ppi);
 131   static int GetResolution();
 132
 133   void PsPrintf( const wxChar* fmt, ... );
 134   void PsPrint( const char* psdata );
 135   void PsPrint( int ch );
 136
 137 #if wxUSE_UNICODE
 138   void PsPrint( const wxChar* psdata ) { PsPrint( wxConvUTF8.cWX2MB( psdata ) ); }
 139 #endif
 140
 141 private:
 142     static float ms_PSScaleFactor;
 143
 144 protected:
 145 #if wxUSE_PANGO
 146     PangoContext *m_context;
 147     PangoLayout *m_layout;
 148     PangoFontDescription *m_fontdesc;
 149 #endif
 150
 151     FILE*             m_pstream;    // PostScript output stream
 152     wxString          m_title;
 153     unsigned char     m_currentRed;
 154     unsigned char     m_currentGreen;
 155     unsigned char     m_currentBlue;
 156     int               m_pageNumber;
 157     bool              m_clipping;
 158     double            m_underlinePosition;
 159     double            m_underlineThickness;
 160     wxPrintData       m_printData;
 161
 162 private:
 163     DECLARE_DYNAMIC_CLASS(wxPostScriptDC)
 164 };
 165
 166
 167 #if WXWIN_COMPATIBILITY_2_2
 168 // Print Orientation
 169 enum
 170 {
 171     PS_PORTRAIT = wxPORTRAIT,
 172     PS_LANDSCAPE = wxLANDSCAPE
 173 };
 174
 175 // Print Actions
 176 enum
 177 {
 178     PS_NONE = wxPRINT_MODE_NONE,
 179     PS_PREVIEW = wxPRINT_MODE_PREVIEW,
 180     PS_FILE = wxPRINT_MODE_FILE,
 181     PS_PRINTER = wxPRINT_MODE_PRINTER
 182 };
 183
 184 class wxPrintSetupData: public wxPrintData
 185 {
 186 public:
 187     wxPrintSetupData() {}
 188
 189     void SetPrinterOrientation( int orient )
 190         { SetOrientation( orient ); }
 191     void SetPrinterMode( wxPrintMode mode )
 192         { SetPrintMode( mode ); }
 193     void SetAFMPath( const wxString &path )
 194         { SetFontMetricPath( path ); }
 195
 196     void SetPaperName(const wxString& paper) { m_paperName = paper; }
 197     void SetPrinterFile(const wxString& file) { m_printerFile = file; }
 198     wxString GetPaperName() const { return m_paperName; }
 199     wxString GetPrinterFile() const { return m_printerFile; };
 200
 201     wxString        m_paperName;
 202     wxString        m_printerFile;
 203 };
 204
 205 WXDLLEXPORT_DATA(extern wxPrintSetupData*) wxThePrintSetupData;
 206 WXDLLEXPORT extern void wxInitializePrintSetupData(bool init = true);
 207 #endif
 208
 209
 210 #endif
 211     // wxUSE_POSTSCRIPT
 212
 213 #endif
 214     // wxUSE_PRINTING_ARCHITECTURE
 215
 216 #endif
 217         // _WX_DCPSG_H_