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using SharpDX;
using SharpDX.Direct2D1;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace RealTimeGraphEx.ExtensionMethods
{
public static class RenderTargetExtensions
{
public static void DrawPolygon(this RenderTarget target, SharpDX.Direct2D1.Factory factory, Brush stroke, double strokeWidth, Vector2[] vectors)
{
PathGeometry geo = new PathGeometry(factory);
GeometrySink sink1;
sink1 = geo.Open();
sink1.BeginFigure(vectors[0], new FigureBegin());
sink1.AddLines(vectors);
sink1.EndFigure(new FigureEnd());
sink1.Close();
target.DrawGeometry(geo, stroke, (float)strokeWidth);
vectors = null;
geo.Dispose();
sink1.Dispose();
stroke.Dispose();
}
public static void DrawMultiPolygon(this RenderTarget target, SharpDX.Direct2D1.Factory factory, List<Brush> strokes, double strokeWidth, List<Vector2[]> vectorsCollection)
{
List<PathGeometry> geos = new List<PathGeometry>();
List<GeometrySink> sinks = new List<GeometrySink>();
foreach (var vectors in vectorsCollection)
{
var geo = new PathGeometry(factory);
GeometrySink sink1;
sink1 = geo.Open();
sink1.BeginFigure(vectors[0], new FigureBegin());
sink1.AddLines(vectors);
sink1.EndFigure(new FigureEnd());
sink1.Close();
geos.Add(geo);
sinks.Add(sink1);
}
for (int i = 0; i < geos.Count; i++)
{
target.DrawGeometry(geos[i], strokes[i], (float)strokeWidth);
}
vectorsCollection = null;
for (int i = 0; i < strokes.Count; i++)
{
geos[i].Dispose();
sinks[i].Dispose();
strokes[i].Dispose();
}
}
public static void FillPolygon(this RenderTarget target, SharpDX.Direct2D1.Factory factory, Brush fill, Vector2[] vectors)
{
PathGeometry geo = new PathGeometry(factory);
GeometrySink sink1;
sink1 = geo.Open();
sink1.BeginFigure(vectors[0], new FigureBegin());
sink1.AddLines(vectors);
sink1.EndFigure(new FigureEnd());
sink1.Close();
target.FillGeometry(geo, fill);
vectors = null;
geo.Dispose();
sink1.Dispose();
fill.Dispose();
}
}
}
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