Document.TouchScreen/TestInkVance/MaobiDynamicRenderer2.cs

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using System;
using System.Windows;
using System.Windows.Input;
using System.Windows.Input.StylusPlugIns;
using System.Windows.Media;
using System.Windows.Media.Imaging;
namespace TestInkVance
{
	internal class MaobiDynamicRenderer2 : DynamicRenderer
	{
		[ThreadStatic]
		private double StrokeWidth = 10.0;
		[ThreadStatic]
		private Point prevPoint;
		protected override void OnStylusDown(RawStylusInput rawStylusInput)
		{
			this.prevPoint = new Point(double.NegativeInfinity, double.NegativeInfinity);
			base.OnStylusDown(rawStylusInput);
		}

		protected override void OnDraw(DrawingContext drawingContext, StylusPointCollection stylusPoints, Geometry geometry, Brush fillBrush)
		{
            //base.OnDraw(drawingContext, stylusPoints, geometry, fillBrush);

            //return;

            ImageSource imageSource = new BitmapImage(new Uri("pack://application:,,,/Resources/1.png"));

            Point point = new Point(double.NegativeInfinity, double.NegativeInfinity);
            double num = this.StrokeWidth + 20.0;
            Point point2 = new Point(0.0, 0.0);
            Vector vector = new Vector();
            double num2 = 0.0;
            double num3 = 0.0;
            double strokeWidth = this.StrokeWidth;
            double x = 0.0;
            double y = 0.0;
            for (int i = 0; i < stylusPoints.Count; i++)
            {
                point2 = (Point)stylusPoints[i];
                vector = Point.Subtract(point, point2);
                if (vector.Length <= 4)
                    continue;

                num2 = (point2.Y - point.Y) / vector.Length;
                num3 = (point2.X - point.X) / vector.Length;
                if ((num - vector.Length) < this.StrokeWidth)
                {
                    strokeWidth = this.StrokeWidth;
                }
                else
                {
                    strokeWidth = num - vector.Length;
                }
                for (double j = 0.0; j < vector.Length; j++)
                {
                    x = 0.0;
                    y = 0.0;
                    if (((point.X == double.NegativeInfinity) || (point.Y == double.NegativeInfinity)) || ((double.PositiveInfinity == point.X) || (double.PositiveInfinity == point.Y)))
                    {