/////////////////////////////////////////////////////////////////////////////
-// Name: wx/graphdc.h
+// Name: wx/dcgraph.h
// Purpose: graphics context device bridge header
// Author: Stefan Csomor
// Modified by:
#if wxUSE_GRAPHICS_CONTEXT
+#include "wx/dc.h"
#include "wx/geometry.h"
-#include "wx/dynarray.h"
+#include "wx/graphics.h"
-class WXDLLEXPORT wxGraphicsContext;
-class WXDLLEXPORT wxWindowDC;
+class WXDLLIMPEXP_FWD_CORE wxWindowDC;
-#ifdef __WXMAC__
-#define wxGCDC wxDC
-#endif
-
-class WXDLLEXPORT wxGCDC:
-#ifdef __WXMAC__
- public wxDCBase
-#else
- public wxDC
-#endif
+class WXDLLIMPEXP_CORE wxGCDC: public wxDC
{
- DECLARE_DYNAMIC_CLASS(wxGCDC)
- DECLARE_NO_COPY_CLASS(wxGCDC)
-
public:
- wxGCDC(const wxWindowDC& dc);
+ wxGCDC( const wxWindowDC& dc );
+ wxGCDC( const wxMemoryDC& dc );
+#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();
- void Init();
+ 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);
+};
+
+
+class WXDLLIMPEXP_CORE wxGCDCImpl: public wxDCImpl
+{
+public:
+ wxGCDCImpl( wxDC *owner, const wxWindowDC& dc );
+ 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();
// implement base class pure virtuals
// ----------------------------------
virtual void Clear();
- virtual bool StartDoc( const wxString& WXUNUSED(message) ) { return true; }
- virtual void EndDoc(void) {}
+ virtual bool StartDoc( const wxString& message );
+ virtual void EndDoc();
- virtual void StartPage(void) {}
- virtual void EndPage(void) {}
+ virtual void StartPage();
+ virtual void EndPage();
+
+ // flushing the content of this dc immediately onto screen
+ virtual void Flush();
virtual void SetFont(const wxFont& font);
virtual void SetPen(const wxPen& pen);
virtual int GetDepth() const;
virtual wxSize GetPPI() const;
- virtual void SetMapMode(int mode);
- virtual void SetUserScale(double x, double y);
-
- virtual void SetLogicalScale(double x, double y);
- virtual void SetLogicalOrigin(wxCoord x, wxCoord y);
- virtual void SetDeviceOrigin(wxCoord x, wxCoord y);
- virtual void SetAxisOrientation(bool xLeftRight, bool yBottomUp);
- virtual void SetLogicalFunction(int function);
+ virtual void SetLogicalFunction(wxRasterOperationMode function);
virtual void SetTextForeground(const wxColour& colour);
virtual void SetTextBackground(const wxColour& colour);
virtual void ComputeScaleAndOrigin();
- wxGraphicsContext* GetGraphicContext() { return m_graphicContext; }
- virtual void SetGraphicsContext( wxGraphicsContext* ctx )
- { delete m_graphicContext; m_graphicContext = ctx; }
-protected:
+ 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,
- int style = wxFLOOD_SURFACE);
+ wxFloodFillStyle style = wxFLOOD_SURFACE);
virtual void DoGradientFillLinear(const wxRect& rect,
const wxColour& initialColour,
virtual void DoDrawPoint(wxCoord x, wxCoord y);
#if wxUSE_SPLINES
- virtual void DoDrawSpline(wxList *points);
+ virtual void DoDrawSpline(const wxPointList *points);
#endif
virtual void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
double angle);
virtual 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);
+ wxDC *source, wxCoord xsrc, wxCoord ysrc,
+ wxRasterOperationMode rop = wxCOPY, bool useMask = false,
+ wxCoord xsrcMask = -1, wxCoord ysrcMask = -1);
+
+ virtual bool DoStretchBlit(wxCoord xdest, wxCoord ydest,
+ wxCoord dstWidth, wxCoord dstHeight,
+ wxDC *source,
+ wxCoord xsrc, wxCoord ysrc,
+ wxCoord srcWidth, wxCoord srcHeight,
+ wxRasterOperationMode = wxCOPY, bool useMask = false,
+ wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord);
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[],
- wxCoord xoffset, wxCoord yoffset,
- int fillStyle = wxODDEVEN_RULE);
- virtual void DoDrawPolyPolygon(int n, int count[], wxPoint points[],
- wxCoord xoffset, wxCoord yoffset,
- int fillStyle);
-
- virtual void DoSetClippingRegionAsRegion(const wxRegion& region);
+ virtual void DoDrawPolygon(int n, const wxPoint points[],
+ wxCoord xoffset, wxCoord yoffset,
+ wxPolygonFillMode fillStyle = wxODDEVEN_RULE);
+ virtual void DoDrawPolyPolygon(int n, const int count[], const wxPoint points[],
+ wxCoord xoffset, wxCoord yoffset,
+ wxPolygonFillMode fillStyle);
+
+ virtual void DoSetDeviceClippingRegion(const wxRegion& region);
virtual void DoSetClippingRegion(wxCoord x, wxCoord y,
wxCoord width, wxCoord height);
wxCoord *x, wxCoord *y,
wxCoord *descent = NULL,
wxCoord *externalLeading = NULL,
- wxFont *theFont = NULL) const;
+ const wxFont *theFont = NULL) const;
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
- double m_mm_to_pix_x, m_mm_to_pix_y;
-
- double m_formerScaleX, m_formerScaleY;
+ bool m_logicalFunctionSupported;
+ wxGraphicsMatrix m_matrixOriginal;
+ wxGraphicsMatrix m_matrixCurrent;
+
+ double m_formerScaleX, m_formerScaleY;
wxGraphicsContext* m_graphicContext;
-};
-#endif
+private:
+ void Init(wxGraphicsContext*);
+
+ DECLARE_CLASS(wxGCDCImpl)
+ wxDECLARE_NO_COPY_CLASS(wxGCDCImpl);
+};
+#endif // wxUSE_GRAPHICS_CONTEXT
#endif // _WX_GRAPHICS_DC_H_
projects / wxWidgets.git / blobdiff