// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifndef __DCSVG_H
-#define __DCSVG_H
+#ifndef _WX_DCSVG_H_
+#define _WX_DCSVG_H_
-#include "wx/wfstream.h"
#include "wx/string.h"
+#include "wx/dc.h"
+
+#if wxUSE_SVG
#define wxSVGVersion wxT("v0100")
#pragma warn -8066
#endif
-class WXDLLIMPEXP_CORE wxSVGFileDC : public wxDC
+class WXDLLIMPEXP_FWD_BASE wxFileOutputStream;
+
+
+
+class WXDLLIMPEXP_FWD_CORE wxSVGFileDC;
+
+class WXDLLIMPEXP_CORE wxSVGFileDCImpl : public wxDCImpl
{
public:
- wxSVGFileDC (wxString f);
- wxSVGFileDC (wxString f, int Width, int Height);
- wxSVGFileDC (wxString f, int Width, int Height, float dpi);
-
- ~wxSVGFileDC();
+ wxSVGFileDCImpl( wxSVGFileDC *owner, const wxString &filename,
+ int width=320, int height=240, double dpi=72.0 );
+
+ virtual ~wxSVGFileDCImpl();
+
+ bool IsOk() const { return m_OK; }
- bool CanDrawBitmap() const { return true; }
- bool CanGetTextExtent() const { return true; }
+ virtual bool CanDrawBitmap() const { return true; }
+ virtual bool CanGetTextExtent() const { return true; }
- int GetDepth() const
- { wxASSERT_MSG (false, wxT("wxSVGFILEDC::GetDepth Call not implemented")); return -1 ; }
+ virtual int GetDepth() const
+ {
+ wxFAIL_MSG(wxT("wxSVGFILEDC::GetDepth Call not implemented"));
+ return -1;
+ }
- void Clear()
- { wxASSERT_MSG (false, wxT("wxSVGFILEDC::Clear() Call not implemented \nNot sensible for an output file?")); return ; }
+ virtual void Clear()
+ {
+ wxFAIL_MSG(wxT("wxSVGFILEDC::Clear() Call not implemented \nNot sensible for an output file?"));
+ }
- void DestroyClippingRegion()
- { wxASSERT_MSG (false, wxT("wxSVGFILEDC::void Call not yet implemented")); return ; }
+ virtual void DestroyClippingRegion();
- wxCoord GetCharHeight() const;
- wxCoord GetCharWidth() const;
+ virtual wxCoord GetCharHeight() const;
+ virtual wxCoord GetCharWidth() const;
- void SetClippingRegion(wxCoord WXUNUSED(x), wxCoord WXUNUSED(y), wxCoord WXUNUSED(width), wxCoord WXUNUSED(height))
- { wxASSERT_MSG (false, wxT("wxSVGFILEDC::SetClippingRegion not implemented")); return ; }
+ virtual void SetClippingRegion(wxCoord WXUNUSED(x), wxCoord WXUNUSED(y),
+ wxCoord WXUNUSED(w), wxCoord WXUNUSED(h))
+ {
+ wxFAIL_MSG(wxT("wxSVGFILEDC::SetClippingRegion not implemented"));
+ }
- void SetPalette(const wxPalette& WXUNUSED(palette))
- { wxASSERT_MSG (false, wxT("wxSVGFILEDC::SetPalette not implemented")); return ; }
+ virtual void SetPalette(const wxPalette& WXUNUSED(palette))
+ {
+ wxFAIL_MSG(wxT("wxSVGFILEDC::SetPalette not implemented"));
+ }
- void GetClippingBox(wxCoord *WXUNUSED(x), wxCoord *WXUNUSED(y), wxCoord * WXUNUSED(width), wxCoord * WXUNUSED(height))
- { wxASSERT_MSG (false, wxT("wxSVGFILEDC::GetClippingBox not implemented")); return ; }
+ virtual void GetClippingBox(wxCoord *WXUNUSED(x), wxCoord *WXUNUSED(y),
+ wxCoord *WXUNUSED(w), wxCoord *WXUNUSED(h))
+ {
+ wxFAIL_MSG(wxT("wxSVGFILEDC::GetClippingBox not implemented"));
+ }
- void SetLogicalFunction(int WXUNUSED(function))
- { wxASSERT_MSG (false, wxT("wxSVGFILEDC::SetLogicalFunction Call not implemented")); return ; }
+ virtual void SetLogicalFunction(wxRasterOperationMode WXUNUSED(function))
+ {
+ wxFAIL_MSG(wxT("wxSVGFILEDC::SetLogicalFunction Call not implemented"));
+ }
- int GetLogicalFunction() const
- { wxASSERT_MSG (false, wxT("wxSVGFILEDC::GetLogicalFunction() not implemented")); return wxCOPY ; }
+ virtual wxRasterOperationMode GetLogicalFunction() const
+ {
+ wxFAIL_MSG(wxT("wxSVGFILEDC::GetLogicalFunction() not implemented"));
+ return wxCOPY;
+ }
- void SetBackground( const wxBrush &brush ) ;
- void SetBackgroundMode( int mode ) ;
- void SetBrush(const wxBrush& brush) ;
- void SetFont(const wxFont& font) ;
- void SetPen(const wxPen& pen) ;
-
- bool IsOk() const {return m_OK;}
+ virtual void SetBackground( const wxBrush &brush );
+ virtual void SetBackgroundMode( int mode );
+ virtual void SetBrush(const wxBrush& brush);
+ virtual void SetFont(const wxFont& font);
+ virtual void SetPen(const wxPen& pen);
- // these need to be overridden as wxPostscriptDC inherits
- // from the platform dependent wxDC and this we'd call
- // e.g. wxMSW specific code here.
- 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 );
- void SetAxisOrientation( bool xLeftRight, bool yBottomUp );
+ virtual void* GetHandle() const { return NULL; }
private:
- bool DoGetPixel(wxCoord, wxCoord, class wxColour *) const
- { wxASSERT_MSG (false, wxT("wxSVGFILEDC::DoGetPixel Call not implemented")); return true; }
+ virtual bool DoGetPixel(wxCoord, wxCoord, wxColour *) const
+ {
+ wxFAIL_MSG(wxT("wxSVGFILEDC::DoGetPixel Call not implemented"));
+ return true;
+ }
- virtual bool DoBlit(wxCoord, wxCoord, wxCoord, wxCoord, class wxDC *,
- wxCoord, wxCoord, int = wxCOPY, bool = 0, int = -1, int = -1) ;
+ virtual bool DoBlit(wxCoord, wxCoord, wxCoord, wxCoord, wxDC *,
+ wxCoord, wxCoord, wxRasterOperationMode = wxCOPY,
+ bool = 0, int = -1, int = -1);
- void DoCrossHair(wxCoord, wxCoord)
- { wxASSERT_MSG (false, wxT("wxSVGFILEDC::CrossHair Call not implemented")); return ; }
+ virtual void DoCrossHair(wxCoord, wxCoord)
+ {
+ wxFAIL_MSG(wxT("wxSVGFILEDC::CrossHair Call not implemented"));
+ }
- void DoDrawArc(wxCoord, wxCoord, wxCoord, wxCoord, wxCoord, wxCoord);
+ virtual void DoDrawArc(wxCoord, wxCoord, wxCoord, wxCoord, wxCoord, wxCoord);
- void DoDrawBitmap(const class wxBitmap &, wxCoord, wxCoord, bool = 0) ;
+ virtual void DoDrawBitmap(const wxBitmap &, wxCoord, wxCoord, bool = false);
- void DoDrawCheckMark(wxCoord x, wxCoord y, wxCoord width, wxCoord height) ;
+ virtual void DoDrawCheckMark(wxCoord x, wxCoord y, wxCoord w, wxCoord h);
- void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height) ;
+ virtual void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord w, wxCoord h);
- void DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea) ;
+ virtual void DoDrawEllipticArc(wxCoord x, wxCoord y, wxCoord w, wxCoord h,
+ double sa, double ea);
- void DoDrawIcon(const class wxIcon &, wxCoord, wxCoord) ;
+ virtual void DoDrawIcon(const wxIcon &, wxCoord, wxCoord);
- void DoDrawLine (wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2) ;
+ virtual void DoDrawLine (wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
- void DoDrawLines(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0) ;
+ virtual void DoDrawLines(int n, const wxPoint points[],
+ wxCoord xoffset = 0, wxCoord yoffset = 0);
- void DoDrawPoint(wxCoord, wxCoord) ;
+ virtual void DoDrawPoint(wxCoord, wxCoord);
- void DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset,int fillStyle) ;
+ virtual void DoDrawPolygon(int n, const wxPoint points[],
+ wxCoord xoffset, wxCoord yoffset,
+ wxPolygonFillMode fillStyle);
- void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height) ;
+ virtual void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord w, wxCoord h);
- void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle) ;
+ virtual void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y,
+ double angle);
- void DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20) ;
+ virtual void DoDrawRoundedRectangle(wxCoord x, wxCoord y,
+ wxCoord w, wxCoord h,
+ double radius = 20) ;
- void DoDrawText(const wxString& text, wxCoord x, wxCoord y);
+ virtual void DoDrawText(const wxString& text, wxCoord x, wxCoord y);
- bool DoFloodFill(wxCoord WXUNUSED(x), wxCoord WXUNUSED(y), const wxColour& WXUNUSED(col),
- int WXUNUSED(style) = wxFLOOD_SURFACE)
- { wxASSERT_MSG (false, wxT("wxSVGFILEDC::DoFloodFill Call not implemented")); return false ; }
+ virtual bool DoFloodFill(wxCoord WXUNUSED(x), wxCoord WXUNUSED(y),
+ const wxColour& WXUNUSED(col),
+ wxFloodFillStyle WXUNUSED(style) = wxFLOOD_SURFACE)
+ {
+ wxFAIL_MSG(wxT("wxSVGFILEDC::DoFloodFill Call not implemented"));
+ return false;
+ }
- void DoGetSize(int * x, int *y) const { *x = m_width; *y = m_height ; return ; }
+ virtual void DoGetSize(int * x, int *y) const
+ {
+ if ( x )
+ *x = m_width;
+ if ( y )
+ *y = m_height;
+ }
- void DoGetTextExtent(const wxString& string, wxCoord *w, wxCoord *h, wxCoord *descent = NULL, wxCoord *externalLeading = NULL, const wxFont *font = NULL) const ;
+ virtual void DoGetTextExtent(const wxString& string, wxCoord *w, wxCoord *h,
+ wxCoord *descent = NULL,
+ wxCoord *externalLeading = NULL,
+ const wxFont *font = NULL) const;
- void DoSetClippingRegionAsRegion(const class wxRegion &)
- { wxASSERT_MSG (false, wxT("wxSVGFILEDC::DoSetClippingRegionAsRegion Call not yet implemented")); return ; }
+ virtual void DoSetDeviceClippingRegion(const wxRegion& WXUNUSED(region))
+ {
+ wxFAIL_MSG(wxT("wxSVGFILEDC::DoSetDeviceClippingRegion not yet implemented"));
+ }
- void Init (wxString f, int Width, int Height, float dpi);
+ virtual void DoSetClippingRegion(int x, int y, int width, int height);
- void NewGraphics();
-
- void write( const wxString &s );
+ virtual void DoGetSizeMM( int *width, int *height ) const;
+
+ virtual wxSize GetPPI() const;
+
+ void Init (const wxString &filename, int width, int height, double dpi);
+
+ void write( const wxString &s );
private:
- wxFileOutputStream *m_outfile;
- wxString m_filename;
- int m_sub_images; // number of png format images we have
- bool m_OK;
- bool m_graphics_changed;
- int m_width, m_height;
-
-private:
- DECLARE_ABSTRACT_CLASS(wxSVGFileDC)
+ // If m_graphics_changed is true, close the current <g> element and start a
+ // new one for the last pen/brush change.
+ void NewGraphicsIfNeeded();
+
+ // Open a new graphics group setting up all the attributes according to
+ // their current values in wxDC.
+ void DoStartNewGraphics();
+
+ wxFileOutputStream *m_outfile;
+ wxString m_filename;
+ int m_sub_images; // number of png format images we have
+ bool m_OK;
+ bool m_graphics_changed; // set by Set{Brush,Pen}()
+ int m_width, m_height;
+ double m_dpi;
+
+ // The clipping nesting level is incremented by every call to
+ // SetClippingRegion() and reset when DestroyClippingRegion() is called.
+ size_t m_clipNestingLevel;
+
+ // Unique ID for every clipping graphics group: this is simply always
+ // incremented in each SetClippingRegion() call.
+ size_t m_clipUniqueId;
+
+ DECLARE_ABSTRACT_CLASS(wxSVGFileDCImpl)
};
-#endif // __DCSVG_H
+
+class WXDLLIMPEXP_CORE wxSVGFileDC : public wxDC
+{
+public:
+ wxSVGFileDC(const wxString& filename,
+ int width = 320,
+ int height = 240,
+ double dpi = 72.0)
+ : wxDC(new wxSVGFileDCImpl(this, filename, width, height, dpi))
+ {
+ }
+};
+
+#endif // wxUSE_SVG
+
+#endif // _WX_DCSVG_H_
projects / wxWidgets.git / blobdiff