/////////////////////////////////////////////////////////////////////////////
-// Name: wx/graphdc.h
+// Name: wx/dcgraph.h
// Purpose: graphics context device bridge header
// Author: Stefan Csomor
// Modified by:
// Created:
// Copyright: (c) Stefan Csomor
-// RCS-ID: $Id$
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#if wxUSE_PRINTING_ARCHITECTURE
wxGCDC( const wxPrinterDC& dc );
#endif
+#if defined(__WXMSW__) && wxUSE_ENH_METAFILE
+ wxGCDC( const wxEnhMetaFileDC& dc );
+#endif
+ wxGCDC(wxGraphicsContext* context);
+
wxGCDC();
virtual ~wxGCDC();
-
- wxGraphicsContext* GetGraphicsContext();
+
+ wxGraphicsContext* GetGraphicsContext() const;
void SetGraphicsContext( wxGraphicsContext* ctx );
-
+
+#ifdef __WXMSW__
+ // override wxDC virtual functions to provide access to HDC associated with
+ // this Graphics object (implemented in src/msw/graphics.cpp)
+ virtual WXHDC AcquireHDC();
+ virtual void ReleaseHDC(WXHDC hdc);
+#endif // __WXMSW__
+
+private:
DECLARE_DYNAMIC_CLASS(wxGCDC)
wxDECLARE_NO_COPY_CLASS(wxGCDC);
};
wxGCDCImpl( wxDC *owner, const wxMemoryDC& dc );
#if wxUSE_PRINTING_ARCHITECTURE
wxGCDCImpl( wxDC *owner, const wxPrinterDC& dc );
+#endif
+#if defined(__WXMSW__) && wxUSE_ENH_METAFILE
+ wxGCDCImpl( wxDC *owner, const wxEnhMetaFileDC& dc );
#endif
wxGCDCImpl( wxDC *owner );
-
- virtual ~wxGCDCImpl();
-
- void Init();
+ virtual ~wxGCDCImpl();
// implement base class pure virtuals
// ----------------------------------
virtual void StartPage();
virtual void EndPage();
-
+
// flushing the content of this dc immediately onto screen
virtual void Flush();
virtual int GetDepth() const;
virtual wxSize GetPPI() const;
- virtual void SetMapMode(wxMappingMode mode);
-
virtual void SetLogicalFunction(wxRasterOperationMode function);
virtual void SetTextForeground(const wxColour& colour);
virtual void ComputeScaleAndOrigin();
- wxGraphicsContext* GetGraphicsContext() { return m_graphicContext; }
+ wxGraphicsContext* GetGraphicsContext() const { return m_graphicContext; }
virtual void SetGraphicsContext( wxGraphicsContext* ctx );
-
+
+ virtual void* GetHandle() const;
+
// the true implementations
virtual bool DoFloodFill(wxCoord x, wxCoord y, const wxColour& col,
wxFloodFillStyle style = wxFLOOD_SURFACE);
virtual bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
wxDC *source, wxCoord xsrc, wxCoord ysrc,
- wxRasterOperationMode rop = wxCOPY, bool useMask = false,
+ wxRasterOperationMode rop = wxCOPY, bool useMask = false,
wxCoord xsrcMask = -1, wxCoord ysrcMask = -1);
virtual bool DoStretchBlit(wxCoord xdest, wxCoord ydest,
virtual void DoGetSize(int *,int *) const;
virtual void DoGetSizeMM(int* width, int* height) const;
- virtual void DoDrawLines(int n, wxPoint points[],
+ virtual void DoDrawLines(int n, const wxPoint points[],
wxCoord xoffset, wxCoord yoffset);
- virtual void DoDrawPolygon(int n, wxPoint points[],
+ virtual void DoDrawPolygon(int n, const wxPoint points[],
wxCoord xoffset, wxCoord yoffset,
wxPolygonFillMode fillStyle = wxODDEVEN_RULE);
- virtual void DoDrawPolyPolygon(int n, int count[], wxPoint points[],
+ virtual void DoDrawPolyPolygon(int n, const int count[], const wxPoint points[],
wxCoord xoffset, wxCoord yoffset,
wxPolygonFillMode fillStyle);
virtual bool DoGetPartialTextExtents(const wxString& text, wxArrayInt& widths) const;
+#ifdef __WXMSW__
+ virtual wxRect MSWApplyGDIPlusTransform(const wxRect& r) const;
+#endif // __WXMSW__
+
protected:
+ // unused int parameter distinguishes this version, which does not create a
+ // wxGraphicsContext, in the expectation that the derived class will do it
+ wxGCDCImpl(wxDC* owner, int);
+
// scaling variables
bool m_logicalFunctionSupported;
- double m_mm_to_pix_x, m_mm_to_pix_y;
wxGraphicsMatrix m_matrixOriginal;
wxGraphicsMatrix m_matrixCurrent;
double m_formerScaleX, m_formerScaleY;
wxGraphicsContext* m_graphicContext;
-
+
+private:
+ void Init(wxGraphicsContext*);
+
DECLARE_CLASS(wxGCDCImpl)
wxDECLARE_NO_COPY_CLASS(wxGCDCImpl);
};