public void DrawPath(AbstractPen pen, AbstractBrush brush, AbstractPath path)
{
var e = Append(new Element(ElementNames.PATH));
e.Set("d", ToSVG(path));
e.Apply(pen, brush);
}
private static string ToSVG(AbstractPath ap)
{
PathBuilder path = new PathBuilder();
for (int i = 0; i < ap.Points.Length; ++i)
{
byte type = ap.Types[i];
PointF point = ap.Points[i];
switch (type & 0x7)
{
case 0: path.MoveTo(point.X, point.Y); break;
case 1: path.LineTo(point.X, point.Y); break;
case 3: throw new ApplicationException("Unsupported path point type: " + type);
}
if ((type & 0x20) != 0)
{
throw new ApplicationException("Unsupported path flag type: " + type);
}
if ((type & 0x80) != 0)
{
path.Close();
}
}
return(path.ToString());
}
public static RectangleF Bounds(AbstractPath path)
{
RectangleF rect = new RectangleF();
PointF[] points = path.Points;
rect.X = points[0].X;
rect.Y = points[0].Y;
for (int i = 1; i < points.Length; ++i)
{
PointF pt = points[i];
if (pt.X < rect.X)
{
float d = rect.X - pt.X;
rect.X = pt.X;
rect.Width += d;
}
if (pt.Y < rect.Y)
{
float d = rect.Y - pt.Y;
rect.Y = pt.Y;
rect.Height += d;
}
if (pt.X > rect.Right)
rect.Width = pt.X - rect.X;
if (pt.Y > rect.Bottom)
rect.Height = pt.Y - rect.Y;
}
return rect;
}
public void IntersectClip(AbstractPath path)
{
var clipPath = AddDefinition(new Element(ElementNames.CLIPPATH));
var p = clipPath.Append(new Element(ElementNames.PATH));
p.Set("d", ToSVG(path));
var e = Open(new Element(ElementNames.G));
e.Set("clip-path", $"url(#{clipPath.Get("id")})");
}
public void DrawPath(AbstractPen pen, AbstractPath path)
{
DrawPath(pen, null, path);
}
public void DrawPath(AbstractBrush brush, AbstractPath path)
{
DrawPath(null, brush, path);
}
public void IntersectClip(AbstractPath path)
{
g.IntersectClip(new Region(new GraphicsPath(path.Points, path.Types, FillMode.Winding)));
}
public void DrawPath(AbstractBrush brush, AbstractPath path)
{
Apply(brush); g.FillPath(this.brush, new GraphicsPath(path.Points, path.Types, FillMode.Winding));
}
public void DrawPath(AbstractPen pen, AbstractPath path)
{
Apply(pen); g.DrawPath(this.pen, new GraphicsPath(path.Points, path.Types, FillMode.Winding));
}
