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/defs.h"
  15
  16 #if wxUSE_PRINTING_ARCHITECTURE
  17
  18 #if wxUSE_POSTSCRIPT
  19
  20 #include "wx/dc.h"
  21 #include "wx/dialog.h"
  22 #include "wx/module.h"
  23 #include "wx/cmndata.h"
  24 #include "wx/strvararg.h"
  25
  26 extern WXDLLIMPEXP_DATA_CORE(int) wxPageNumber;
  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     virtual ~wxPostScriptDC();
  48
  49   virtual bool Ok() const { return IsOk(); }
  50   virtual bool IsOk() const;
  51
  52   bool CanDrawBitmap() const { return true; }
  53
  54   void Clear();
  55   void SetFont( const wxFont& font );
  56   void SetPen( const wxPen& pen );
  57   void SetBrush( const wxBrush& brush );
  58   void SetLogicalFunction( int function );
  59   void SetBackground( const wxBrush& brush );
  60
  61   void DestroyClippingRegion();
  62
  63   bool StartDoc(const wxString& message);
  64   void EndDoc();
  65   void StartPage();
  66   void EndPage();
  67
  68   wxCoord GetCharHeight() const;
  69   wxCoord GetCharWidth() const;
  70   bool CanGetTextExtent() const { return true; }
  71
  72   // Resolution in pixels per logical inch
  73   wxSize GetPPI() const;
  74
  75   void SetAxisOrientation( bool xLeftRight, bool yBottomUp );
  76   void SetDeviceOrigin( wxCoord x, wxCoord y );
  77
  78   void SetBackgroundMode(int WXUNUSED(mode)) { }
  79   void SetPalette(const wxPalette& WXUNUSED(palette)) { }
  80
  81   wxPrintData& GetPrintData() { return m_printData; }
  82   void SetPrintData(const wxPrintData& data) { m_printData = data; }
  83
  84   virtual int GetDepth() const { return 24; }
  85
  86   static void SetResolution(int ppi);
  87   static int GetResolution();
  88
  89   WX_DEFINE_VARARG_FUNC_VOID(PsPrintf, 1, (const wxString&), DoPsPrintfFormat)
  90 #ifdef __WATCOMC__
  91     // workaround for http://bugzilla.openwatcom.org/show_bug.cgi?id=351
  92   WX_DEFINE_VARARG_FUNC_VOID(PsPrintf, 1, (const char*), DoPsPrintfFormat)
  93   WX_DEFINE_VARARG_FUNC_VOID(PsPrintf, 1, (const wchar_t*), DoPsPrintfFormat)
  94 #endif
  95
  96   void PsPrint( const wxString& psdata );
  97   void PsPrint( int ch );
  98
  99 private:
 100     void DoPsPrintfFormat(const wxString& fmt, ... );
 101
 102     static float ms_PSScaleFactor;
 103
 104 protected:
 105     bool DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col, int style = wxFLOOD_SURFACE);
 106     bool DoGetPixel(wxCoord x1, wxCoord y1, wxColour *col) const;
 107     void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
 108     void DoCrossHair(wxCoord x, wxCoord y) ;
 109     void DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc);
 110     void DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea);
 111     void DoDrawPoint(wxCoord x, wxCoord y);
 112     void DoDrawLines(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0);
 113     void DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle = wxODDEVEN_RULE);
 114     void DoDrawPolyPolygon(int n, int count[], wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle = wxODDEVEN_RULE);
 115     void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 116     void DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20);
 117     void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 118 #if wxUSE_SPLINES
 119     void DoDrawSpline(wxList *points);
 120 #endif // wxUSE_SPLINES
 121     bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
 122                 wxDC *source, wxCoord xsrc, wxCoord ysrc, int rop = wxCOPY, bool useMask = false,
 123                 wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord);
 124     void DoDrawIcon(const wxIcon& icon, wxCoord x, wxCoord y);
 125     void DoDrawBitmap(const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask = false);
 126     void DoDrawText(const wxString& text, wxCoord x, wxCoord y);
 127     void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle);
 128     void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 129     void DoSetClippingRegionAsRegion( const wxRegion &WXUNUSED(clip)) { }
 130     void DoGetTextExtent(const wxString& string, wxCoord *x, wxCoord *y,
 131                          wxCoord *descent = NULL,
 132                          wxCoord *externalLeading = NULL,
 133                          const wxFont *theFont = NULL) const;
 134     void DoGetSize(int* width, int* height) const;
 135     void DoGetSizeMM(int *width, int *height) const;
 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_