// Modified by:
// Created:
// Copyright: (c) Chris Elliott
-// RCS-ID: $Id$
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
class WXDLLIMPEXP_CORE wxSVGFileDCImpl : public wxDCImpl
{
public:
- wxSVGFileDCImpl( wxSVGFileDC *owner, const wxString &filename,
+ wxSVGFileDCImpl( wxSVGFileDC *owner, const wxString &filename,
int width=320, int height=240, double dpi=72.0 );
virtual ~wxSVGFileDCImpl();
-
+
bool IsOk() const { return m_OK; }
virtual bool CanDrawBitmap() const { return true; }
wxFAIL_MSG(wxT("wxSVGFILEDC::Clear() Call not implemented \nNot sensible for an output file?"));
}
- virtual void DestroyClippingRegion()
- {
- wxFAIL_MSG(wxT("wxSVGFILEDC::void Call not yet implemented"));
- }
+ virtual void DestroyClippingRegion();
virtual wxCoord GetCharHeight() const;
virtual wxCoord GetCharWidth() const;
virtual void SetFont(const wxFont& font);
virtual void SetPen(const wxPen& pen);
+ virtual void* GetHandle() const { return NULL; }
+
private:
virtual bool DoGetPixel(wxCoord, wxCoord, wxColour *) const
{
virtual void DoDrawLine (wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
- virtual void DoDrawLines(int n, wxPoint points[],
+ virtual void DoDrawLines(int n, const wxPoint points[],
wxCoord xoffset = 0, wxCoord yoffset = 0);
virtual void DoDrawPoint(wxCoord, wxCoord);
- virtual void DoDrawPolygon(int n, wxPoint points[],
+ virtual void DoDrawPolygon(int n, const wxPoint points[],
wxCoord xoffset, wxCoord yoffset,
wxPolygonFillMode fillStyle);
wxFAIL_MSG(wxT("wxSVGFILEDC::DoSetDeviceClippingRegion not yet implemented"));
}
- virtual void DoSetClippingRegion( int WXUNUSED(x), int WXUNUSED(y), int WXUNUSED(width), int WXUNUSED(height) )
- {
- wxFAIL_MSG(wxT("wxSVGFILEDC::DoSetClippingRegion not yet implemented"));
- }
+ virtual void DoSetClippingRegion(int x, int y, int width, int height);
virtual void DoGetSizeMM( int *width, int *height ) const;
-
+
virtual wxSize GetPPI() const;
void Init (const wxString &filename, int width, int height, double dpi);
- void NewGraphics();
-
void write( const wxString &s );
private:
+ // 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;
+ bool m_graphics_changed; // set by Set{Brush,Pen}()
int m_width, m_height;
double m_dpi;
-private:
+ // 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)
};
class WXDLLIMPEXP_CORE wxSVGFileDC : public wxDC
{
public:
- wxSVGFileDC(const wxString& filename,
+ wxSVGFileDC(const wxString& filename,
int width = 320,
int height = 240,
double dpi = 72.0)
: wxDC(new wxSVGFileDCImpl(this, filename, width, height, dpi))
- {
+ {
}
};