public static GraphicsPath CreatePath(SvgPolygonElement element)
{
GraphicsPath gp = new GraphicsPath();
ISvgPointList list = element.AnimatedPoints;
ulong nElems = list.NumberOfItems;
PointF[] points = new PointF[nElems];
for (uint i = 0; i < nElems; i++)
{
points[i] = new PointF((float)list.GetItem(i).X, (float)list.GetItem(i).Y);
}
gp.AddPolygon(points);
string fillRule = element.GetPropertyValue("fill-rule");
if (fillRule == "evenodd")
gp.FillMode = FillMode.Alternate;
else
gp.FillMode = FillMode.Winding;
return gp;
}
public static Geometry CreateGeometry(SvgPolygonElement element)
{
ISvgPointList list = element.AnimatedPoints;
ulong nElems = list.NumberOfItems;
if (nElems == 0)
{
return null;
}
PointCollection points = new PointCollection((int)nElems);
for (uint i = 0; i < nElems; i++)
{
ISvgPoint point = list.GetItem(i);
points.Add(new Point(Math.Round(point.X, 4), Math.Round(point.Y, 4)));
}
PolyLineSegment polyline = new PolyLineSegment();
polyline.Points = points;
PathFigure polylineFigure = new PathFigure();
polylineFigure.StartPoint = points[0];
polylineFigure.IsClosed = true;
polylineFigure.IsFilled = true;
polylineFigure.Segments.Add(polyline);
PathGeometry geometry = new PathGeometry();
string fillRule = element.GetPropertyValue("fill-rule");
string clipRule = element.GetAttribute("clip-rule");
if (!String.IsNullOrEmpty(clipRule) &&
String.Equals(clipRule, "evenodd") || String.Equals(clipRule, "nonzero"))
{
fillRule = clipRule;
}
if (fillRule == "evenodd")
geometry.FillRule = FillRule.EvenOdd;
else if (fillRule == "nonzero")
geometry.FillRule = FillRule.Nonzero;
geometry.Figures.Add(polylineFigure);
return geometry;
}
