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