static void Main(string[] args)
{
XmlDocument doc = new XmlDocument();
doc.Load(@"c:\users\ken\desktop\drawing.svg");
XmlNamespaceManager nsmgr = new XmlNamespaceManager(doc.NameTable);
nsmgr.AddNamespace("svg", "http://www.w3.org/2000/svg");
XmlNodeList selection = doc.SelectNodes("//svg:path", nsmgr);
Factory factory = new Factory(FactoryType.SingleThreaded);
PathGeometry pathGeometry = new PathGeometry(factory);
GeometrySink sink = pathGeometry.Open();
sink.SetSegmentFlags(PathSegment.ForceRoundLineJoin);
sink.SetFillMode(FillMode.Winding);
PointF currentPoint = new PointF(0, 0);
foreach (XmlNode n in selection)
{
XmlAttribute attribute = n.Attributes["d"];
string d = attribute.Value;
string[] data = d.Split(' ');
Command command = Command.MoveTo;
PointF relativePoint = currentPoint;
bool isBegun = false;
FigureEnd figureEndStyle = FigureEnd.Open;
for (int i = 0; i < data.Length; i++)
{
string arg = data[i];
switch (arg.ToUpper())
{
case "M":
command = Command.MoveTo;
relativePoint = arg.ToUpper() == arg ? new PointF(0, 0) : currentPoint;
break;
case "C":
command = Command.CurveTo;
relativePoint = arg.ToUpper() == arg ? new PointF(0, 0) : currentPoint;
break;
case "L":
command = Command.LineTo;
relativePoint = arg.ToUpper() == arg ? new PointF(0, 0) : currentPoint;
break;
case "V":
case "H":
break;
case "Z":
figureEndStyle = FigureEnd.Closed;
break;
default:
currentPoint = CoordinateToPointF(arg, relativePoint);
switch (command)
{
case Command.MoveTo:
if (isBegun)
{
sink.EndFigure(figureEndStyle);
}
sink.BeginFigure(currentPoint, FigureBegin.Filled);
isBegun = true;
break;
case Command.LineTo:
sink.AddLine(currentPoint);
break;
case Command.CurveTo:
BezierSegment bezier = new BezierSegment();
bezier.Point1 = currentPoint;
bezier.Point2 = CoordinateToPointF(data[i + 1], relativePoint);
bezier.Point3 = CoordinateToPointF(data[i + 2], relativePoint);
i += 2;
sink.AddBezier(bezier);
break;
}
break;
}
}
sink.EndFigure(figureEndStyle);
sink.Close();
var pathGeometryNew = new PathGeometry(factory);
var newSink = pathGeometryNew.Open();
pathGeometry.Widen(4, newSink);
newSink.Close();
// Now do Tessellation
using (FileStream fs = File.OpenWrite(@"c:\Users\ken\desktop\my.triangles"))
{
MyTessellationSink tessellationSink = new MyTessellationSink(fs);
var result = pathGeometryNew.Tessellate(tessellationSink);
}
}
Console.ReadKey();
}
