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 #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   virtual bool Ok() const;
  50
  51   virtual void BeginDrawing() {}
  52   virtual void EndDrawing() {}
  53
  54   bool DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col, int style=wxFLOOD_SURFACE );
  55   bool DoGetPixel(wxCoord x1, wxCoord y1, wxColour *col) const;
  56
  57   void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
  58   void DoCrossHair(wxCoord x, wxCoord y) ;
  59   void DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc);
  60   void DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea);
  61   void DoDrawPoint(wxCoord x, wxCoord y);
  62   void DoDrawLines(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0);
  63   void DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
  64   void DoDrawPolyPolygon(int n, int count[], wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
  65   void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
  66   void DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20);
  67   void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
  68
  69 #if wxUSE_SPLINES
  70   void DoDrawSpline(wxList *points);
  71 #endif // wxUSE_SPLINES
  72   bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
  73             wxDC *source, wxCoord xsrc, wxCoord ysrc, int rop = wxCOPY, bool useMask = false,
  74             wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord);
  75   bool CanDrawBitmap() const { return true; }
  76
  77   void DoDrawIcon( const wxIcon& icon, wxCoord x, wxCoord y );
  78   void DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask = false );
  79
  80   void DoDrawText(const wxString& text, wxCoord x, wxCoord y );
  81   void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle);
  82
  83   void Clear();
  84   void SetFont( const wxFont& font );
  85   void SetPen( const wxPen& pen );
  86   void SetBrush( const wxBrush& brush );
  87   void SetLogicalFunction( int function );
  88   void SetBackground( const wxBrush& brush );
  89
  90   void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
  91   void DestroyClippingRegion();
  92
  93   void DoSetClippingRegionAsRegion( const wxRegion &WXUNUSED(clip) ) { }
  94
  95   bool StartDoc(const wxString& message);
  96   void EndDoc();
  97   void StartPage();
  98   void EndPage();
  99
 100   wxCoord GetCharHeight() const;
 101   wxCoord GetCharWidth() const;
 102   bool CanGetTextExtent() const { return true; }
 103   void DoGetTextExtent(const wxString& string, wxCoord *x, wxCoord *y,
 104                      wxCoord *descent = (wxCoord *) NULL,
 105                      wxCoord *externalLeading = (wxCoord *) NULL,
 106                      wxFont *theFont = (wxFont *) NULL ) const;
 107
 108   void DoGetSize(int* width, int* height) const;
 109   void DoGetSizeMM(int *width, int *height) const;
 110
 111   // Resolution in pixels per logical inch
 112   wxSize GetPPI() const;
 113
 114   void SetAxisOrientation( bool xLeftRight, bool yBottomUp );
 115   void SetDeviceOrigin( wxCoord x, wxCoord y );
 116
 117   void SetBackgroundMode(int WXUNUSED(mode)) { }
 118   void SetPalette(const wxPalette& WXUNUSED(palette)) { }
 119
 120   wxPrintData& GetPrintData() { return m_printData; }
 121   void SetPrintData(const wxPrintData& data) { m_printData = data; }
 122
 123   virtual int GetDepth() const { return 24; }
 124
 125   static void SetResolution(int ppi);
 126   static int GetResolution();
 127
 128   void PsPrintf( const wxChar* fmt, ... );
 129   void PsPrint( const char* psdata );
 130   void PsPrint( int ch );
 131
 132 #if wxUSE_UNICODE
 133   void PsPrint( const wxChar* psdata ) { PsPrint( wxConvUTF8.cWX2MB( psdata ) ); }
 134 #endif
 135
 136 private:
 137     static float ms_PSScaleFactor;
 138
 139 protected:
 140
 141     FILE*             m_pstream;    // PostScript output stream
 142     wxString          m_title;
 143     unsigned char     m_currentRed;
 144     unsigned char     m_currentGreen;
 145     unsigned char     m_currentBlue;
 146     int               m_pageNumber;
 147     bool              m_clipping;
 148     double            m_underlinePosition;
 149     double            m_underlineThickness;
 150     wxPrintData       m_printData;
 151
 152 private:
 153     DECLARE_DYNAMIC_CLASS(wxPostScriptDC)
 154 };
 155
 156 #endif
 157     // wxUSE_POSTSCRIPT
 158
 159 #endif
 160     // wxUSE_PRINTING_ARCHITECTURE
 161
 162 #endif
 163         // _WX_DCPSG_H_