include/wx/generic/dcpsg.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/generic/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 #include "wx/dc.h"
  15
  16 #if wxUSE_PRINTING_ARCHITECTURE
  17
  18 #if wxUSE_POSTSCRIPT
  19
  20 #include "wx/dialog.h"
  21 #include "wx/module.h"
  22 #include "wx/cmndata.h"
  23
  24 //-----------------------------------------------------------------------------
  25 // classes
  26 //-----------------------------------------------------------------------------
  27
  28 class wxPostScriptDC;
  29
  30 //-----------------------------------------------------------------------------
  31 // wxPostScriptDC
  32 //-----------------------------------------------------------------------------
  33
  34 class WXDLLEXPORT wxPostScriptDC: public wxDC
  35 {
  36 public:
  37     wxPostScriptDC();
  38
  39     // Recommended constructor
  40     wxPostScriptDC(const wxPrintData& printData);
  41
  42     // Recommended destructor :-)
  43     ~wxPostScriptDC();
  44
  45   virtual bool Ok() const;
  46
  47   virtual void BeginDrawing() {}
  48   virtual void EndDrawing() {}
  49
  50   bool DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col, int style=wxFLOOD_SURFACE );
  51   bool DoGetPixel(wxCoord x1, wxCoord y1, wxColour *col) const;
  52
  53   void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
  54   void DoCrossHair(wxCoord x, wxCoord y) ;
  55   void DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc);
  56   void DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea);
  57   void DoDrawPoint(wxCoord x, wxCoord y);
  58   void DoDrawLines(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0);
  59   void DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
  60   void DoDrawPolyPolygon(int n, int count[], wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
  61   void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
  62   void DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20);
  63   void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
  64
  65 #if wxUSE_SPLINES
  66   void DoDrawSpline(wxList *points);
  67 #endif // wxUSE_SPLINES
  68   bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
  69             wxDC *source, wxCoord xsrc, wxCoord ysrc, int rop = wxCOPY, bool useMask = false,
  70             wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord);
  71   bool CanDrawBitmap() const { return true; }
  72
  73   void DoDrawIcon( const wxIcon& icon, wxCoord x, wxCoord y );
  74   void DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask = false );
  75
  76   void DoDrawText(const wxString& text, wxCoord x, wxCoord y );
  77   void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle);
  78
  79   void Clear();
  80   void SetFont( const wxFont& font );
  81   void SetPen( const wxPen& pen );
  82   void SetBrush( const wxBrush& brush );
  83   void SetLogicalFunction( int function );
  84   void SetBackground( const wxBrush& brush );
  85
  86   void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
  87   void DestroyClippingRegion();
  88
  89   void DoSetClippingRegionAsRegion( const wxRegion &WXUNUSED(clip) ) { }
  90
  91   bool StartDoc(const wxString& message);
  92   void EndDoc();
  93   void StartPage();
  94   void EndPage();
  95
  96   wxCoord GetCharHeight() const;
  97   wxCoord GetCharWidth() const;
  98   bool CanGetTextExtent() const { return true; }
  99   void DoGetTextExtent(const wxString& string, wxCoord *x, wxCoord *y,
 100                      wxCoord *descent = (wxCoord *) NULL,
 101                      wxCoord *externalLeading = (wxCoord *) NULL,
 102                      wxFont *theFont = (wxFont *) NULL ) const;
 103
 104   void DoGetSize(int* width, int* height) const;
 105   void DoGetSizeMM(int *width, int *height) const;
 106
 107   // Resolution in pixels per logical inch
 108   wxSize GetPPI() const;
 109
 110   void SetAxisOrientation( bool xLeftRight, bool yBottomUp );
 111   void SetDeviceOrigin( wxCoord x, wxCoord y );
 112
 113   void SetBackgroundMode(int WXUNUSED(mode)) { }
 114   void SetPalette(const wxPalette& WXUNUSED(palette)) { }
 115
 116   wxPrintData& GetPrintData() { return m_printData; }
 117   void SetPrintData(const wxPrintData& data) { m_printData = data; }
 118
 119   virtual int GetDepth() const { return 24; }
 120
 121   static void SetResolution(int ppi);
 122   static int GetResolution();
 123
 124   void PsPrintf( const wxChar* fmt, ... );
 125   void PsPrint( const char* psdata );
 126   void PsPrint( int ch );
 127
 128 #if wxUSE_UNICODE
 129   void PsPrint( const wxChar* psdata ) { PsPrint( wxConvUTF8.cWX2MB( psdata ) ); }
 130 #endif
 131
 132 private:
 133     static float ms_PSScaleFactor;
 134
 135 protected:
 136
 137     FILE*             m_pstream;    // PostScript output stream
 138     wxString          m_title;
 139     unsigned char     m_currentRed;
 140     unsigned char     m_currentGreen;
 141     unsigned char     m_currentBlue;
 142     int               m_pageNumber;
 143     bool              m_clipping;
 144     double            m_underlinePosition;
 145     double            m_underlineThickness;
 146     wxPrintData       m_printData;
 147
 148 private:
 149     DECLARE_DYNAMIC_CLASS(wxPostScriptDC)
 150 };
 151
 152 #endif
 153     // wxUSE_POSTSCRIPT
 154
 155 #endif
 156     // wxUSE_PRINTING_ARCHITECTURE
 157
 158 #endif
 159         // _WX_DCPSG_H_