#ifndef __XVTPDF_H
#define __XVTPDF_H

#ifndef PDFLIB_H
struct PDF_c {};
#include "../pdf/pdflib/pdflibdl.h"
#endif

///////////////////////////////////////////////////////////
// TwxPDFDC
///////////////////////////////////////////////////////////

class TwxPDFDC : public wxDC
{
  enum { PDF_IMG_CACHE_SIZE = 32 };

protected:
  TwxPDFDC(); // Dummy constructor for dynamic construction

  bool IsValidFontFile(const char* strFontFile) const;
  bool GetFontFamily(const wxFont& font, wxString& file, wxString& family) const;

public:
  // Recommended constructor
  TwxPDFDC(const wxPrintData& data, const char* strFilename);
  
  ~TwxPDFDC();

  virtual bool Ok() const;

  bool DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col, int style=wxFLOOD_SURFACE );
  bool DoGetPixel(wxCoord x1, wxCoord y1, wxColour *col) const;

  void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
  void DoCrossHair(wxCoord x, wxCoord y) ;
  void DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc);
  void DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea);
  void DoDrawPoint(wxCoord x, wxCoord y);
  void DoDrawLines(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0);
  void DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
  void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
  void DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20);
  void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
  void DoGradientFillLinear(const wxRect& rect, const wxColour& initialColour, const wxColour& destColour, wxDirection nDirection);
  void DoDrawSpline(wxList *points);

  bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
            wxDC *source, wxCoord xsrc, wxCoord ysrc, int rop = wxCOPY, bool useMask = FALSE,
            wxCoord xsrcMask = -1, wxCoord ysrcMask = -1);
  bool CanDrawBitmap() const { return true; }

  void DoDrawIcon( const wxIcon& icon, wxCoord x, wxCoord y );
  void DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask=FALSE );
  void DoDrawImage( const wxString& name, const wxRect& dst );
  void DrawImage( const wxString& name, const wxRect& dst )
  { DoDrawImage(name, dst); }

  void DoDrawText(const wxString& text, wxCoord x, wxCoord y );
  void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle);

  void Clear();
  void SetFont( const wxFont& font );
  void SetPen( const wxPen& pen );
  void SetBrush( const wxBrush& brush );
  void SetLogicalFunction( int function );
  void SetBackground( const wxBrush& brush );

  void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
  void DestroyClippingRegion();

  void DoSetClippingRegionAsRegion( const wxRegion &WXUNUSED(clip) ) { }

  bool StartDoc(const wxString& message);
  void EndDoc();
  void StartPage();
  void EndPage();

  wxCoord GetCharHeight() const;
  wxCoord GetCharWidth() const;
  bool CanGetTextExtent() const { return true; }
  void DoGetTextExtent(const wxString& string, wxCoord *x, wxCoord *y,
                     wxCoord *descent = (wxCoord *) NULL,
                     wxCoord *externalLeading = (wxCoord *) NULL,
                     wxFont *theFont = (wxFont *) NULL ) const;

  void DoGetSize(int* width, int* height) const;
  void DoGetSizeMM(int *width, int *height) const;

  // Resolution in pixels per logical inch
  wxSize GetPPI() const;

  void SetAxisOrientation( bool xLeftRight, bool yBottomUp );
  void SetDeviceOrigin( wxCoord x, wxCoord y );

  void SetBackgroundMode(int WXUNUSED(mode)) { }
  void SetPalette(const wxPalette& WXUNUSED(palette)) { }

  const wxPrintData& GetPrintData() const { return m_printData; }
  void SetPrintData(const wxPrintData& data) { m_printData = data; }

  virtual int GetDepth() const { return 24; }
  const wxString& OutputFile() const { return m_fileName; }

protected:

  void SetFontColor(const wxColor& color) const;
  int GetBitmapHandle(const wxBitmap& bitmap) const;
  int GetImageHandle(const wxString& name);

  PDF               *m_p;
  PDFlib_api        *m_PDFlib;

  wxPrintData       m_printData;
  wxString          m_fileName;
  wxColor           m_color;

  int               m_pageNumber;
  int               m_fontnr;
  bool              m_clipping;
  bool              m_topDown;
  bool              m_pageopen;
  
  double            m_fontsize; // m_ascent + m_descent
  double            m_ascent, m_descent, m_leading;

  wxString          m_filenames[PDF_IMG_CACHE_SIZE];
  int               m_handles[PDF_IMG_CACHE_SIZE];
  int               m_cacheidx;

  DECLARE_DYNAMIC_CLASS(TwxPDFDC)
};

#endif