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 && wxUSE_POSTSCRIPT
  17
  18 #include "wx/dc.h"
  19 #include "wx/dcprint.h"
  20 #include "wx/dialog.h"
  21 #include "wx/module.h"
  22 #include "wx/cmndata.h"
  23 #include "wx/strvararg.h"
  24
  25 //-----------------------------------------------------------------------------
  26 // wxPostScriptDC
  27 //-----------------------------------------------------------------------------
  28
  29
  30 #if wxUSE_NEW_DC
  31
  32 class WXDLLEXPORT wxPostScriptDC : public wxDC
  33 {
  34 public:
  35     wxPostScriptDC();
  36
  37     // Recommended constructor
  38     wxPostScriptDC(const wxPrintData& printData);
  39
  40 private:
  41     DECLARE_DYNAMIC_CLASS(wxPostScriptDC)
  42 };
  43
  44 #endif
  45
  46 #if wxUSE_NEW_DC
  47 class WXDLLEXPORT wxPostScriptImplDC : public wxImplDC
  48 #else
  49 #define wxPostScriptImplDC wxPostScriptDC
  50 class WXDLLEXPORT wxPostScriptDC : public wxDC
  51 #endif
  52 {
  53 public:
  54 #if wxUSE_NEW_DC
  55     wxPostScriptImplDC( wxPrinterDC *owner );
  56     wxPostScriptImplDC( wxPrinterDC *owner, const wxPrintData& data );
  57     wxPostScriptImplDC( wxPostScriptDC *owner );
  58     wxPostScriptImplDC( wxPostScriptDC *owner, const wxPrintData& data );
  59 #else
  60     wxPostScriptDC();
  61
  62     // Recommended constructor
  63     wxPostScriptDC(const wxPrintData& printData);
  64 #endif
  65
  66     void Init();
  67
  68     virtual ~wxPostScriptImplDC();
  69
  70     virtual bool Ok() const { return IsOk(); }
  71     virtual bool IsOk() const;
  72
  73     bool CanDrawBitmap() const { return true; }
  74
  75     void Clear();
  76     void SetFont( const wxFont& font );
  77     void SetPen( const wxPen& pen );
  78     void SetBrush( const wxBrush& brush );
  79     void SetLogicalFunction( int function );
  80     void SetBackground( const wxBrush& brush );
  81
  82     void DestroyClippingRegion();
  83
  84     bool StartDoc(const wxString& message);
  85     void EndDoc();
  86     void StartPage();
  87     void EndPage();
  88
  89     wxCoord GetCharHeight() const;
  90     wxCoord GetCharWidth() const;
  91     bool CanGetTextExtent() const { return true; }
  92
  93     // Resolution in pixels per logical inch
  94     wxSize GetPPI() const;
  95
  96 #if wxUSE_NEW_DC
  97 #else
  98     // these need to be overridden as wxPostscriptDC inherits
  99     // from the platform dependent wxDC and this we'd call
 100     // e.g. wxMSW specific code here.
 101     virtual void SetAxisOrientation( bool xLeftRight, bool yBottomUp );
 102     virtual void SetMapMode(int mode);
 103     virtual void SetUserScale(double x, double y);
 104     virtual void SetLogicalScale(double x, double y);
 105     virtual void SetLogicalOrigin(wxCoord x, wxCoord y);
 106     virtual void SetDeviceOrigin(wxCoord x, wxCoord y);
 107 #endif
 108     virtual void ComputeScaleAndOrigin();
 109
 110     void SetBackgroundMode(int WXUNUSED(mode)) { }
 111     void SetPalette(const wxPalette& WXUNUSED(palette)) { }
 112
 113     void SetPrintData(const wxPrintData& data);
 114     wxPrintData& GetPrintData() { return m_printData; }
 115
 116     virtual int GetDepth() const { return 24; }
 117
 118     void PsPrint( const wxString& psdata );
 119
 120     // Overrridden for wxPrinterDC Impl
 121
 122     virtual int GetResolution();
 123     virtual wxRect GetPaperRect();
 124
 125 protected:
 126     bool DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col, int style = wxFLOOD_SURFACE);
 127     bool DoGetPixel(wxCoord x1, wxCoord y1, wxColour *col) const;
 128     void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
 129     void DoCrossHair(wxCoord x, wxCoord y) ;
 130     void DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc);
 131     void DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea);
 132     void DoDrawPoint(wxCoord x, wxCoord y);
 133     void DoDrawLines(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0);
 134     void DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle = wxODDEVEN_RULE);
 135     void DoDrawPolyPolygon(int n, int count[], wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle = wxODDEVEN_RULE);
 136     void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 137     void DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20);
 138     void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 139 #if wxUSE_SPLINES
 140     void DoDrawSpline(const wxPointList *points);
 141 #endif
 142     bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
 143                 wxDC *source, wxCoord xsrc, wxCoord ysrc, int rop = wxCOPY, bool useMask = false,
 144                 wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord);
 145     void DoDrawIcon(const wxIcon& icon, wxCoord x, wxCoord y);
 146     void DoDrawBitmap(const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask = false);
 147     void DoDrawText(const wxString& text, wxCoord x, wxCoord y);
 148     void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle);
 149     void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
 150     void DoSetClippingRegionAsRegion( const wxRegion &WXUNUSED(clip)) { }
 151     void DoGetTextExtent(const wxString& string, wxCoord *x, wxCoord *y,
 152                          wxCoord *descent = NULL,
 153                          wxCoord *externalLeading = NULL,
 154                          const wxFont *theFont = NULL) const;
 155     void DoGetSize(int* width, int* height) const;
 156     void DoGetSizeMM(int *width, int *height) const;
 157
 158     FILE*             m_pstream;    // PostScript output stream
 159     wxString          m_title;
 160     unsigned char     m_currentRed;
 161     unsigned char     m_currentGreen;
 162     unsigned char     m_currentBlue;
 163     int               m_pageNumber;
 164     bool              m_clipping;
 165     double            m_underlinePosition;
 166     double            m_underlineThickness;
 167     wxPrintData       m_printData;
 168     double            m_pageHeight;
 169
 170 private:
 171     DECLARE_DYNAMIC_CLASS(wxPostScriptImplDC)
 172 };
 173
 174 #endif
 175     // wxUSE_POSTSCRIPT && wxUSE_PRINTING_ARCHITECTURE
 176
 177 #endif
 178         // _WX_DCPSG_H_