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C# StreamGeometryContext.PolyQuadraticBezierTo方法代码示例

本文整理汇总了C#中System.Windows.Media.StreamGeometryContext.PolyQuadraticBezierTo方法的典型用法代码示例。如果您正苦于以下问题:C# StreamGeometryContext.PolyQuadraticBezierTo方法的具体用法?C# StreamGeometryContext.PolyQuadraticBezierTo怎么用?C# StreamGeometryContext.PolyQuadraticBezierTo使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。


在下文中一共展示了StreamGeometryContext.PolyQuadraticBezierTo方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。

示例1: StreamGeometryPolyQuadraticBezierToExample

//引入命名空间
using System;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Media;
using System.Windows.Shapes;
using System.Collections.Generic;

namespace SDKSample
{
    public partial class StreamGeometryPolyQuadraticBezierToExample : Page
    {
        public StreamGeometryPolyQuadraticBezierToExample()
        {
            // Create a path to draw a geometry with.
            Path myPath = new Path();
            myPath.Stroke = Brushes.Black;
            myPath.StrokeThickness = 1;

            // Create a StreamGeometry to use to specify myPath.
            StreamGeometry geometry = new StreamGeometry();
            geometry.FillRule = FillRule.EvenOdd;

            // Open a StreamGeometryContext that can be used to describe this StreamGeometry object's contents. 
            using (StreamGeometryContext ctx = geometry.Open())
            {
                // Set the begin point of the shape.
                ctx.BeginFigure(new Point(10, 100), true /* is filled */, false /* is closed */);

                // Create a collection of Point structures that will be used with the PolyQuadraticBezierTo 
                // Method to create two quadratic Bezier curves.
                List<Point> pointList = new List<Point>();

                // First quadratic Bezier curve is specified with these two points.

                // Control point for first quadratic Bezier curve.
                pointList.Add(new Point(100, 0));

                // End point for first quadratic Bezier curve.
                pointList.Add(new Point(200, 200));

                // Second quadratic Bezier curve is specified with these two points.

                // Control point for second quadratic Bezier curve.
                pointList.Add(new Point(300, 300));

                // End point for second quadratic Bezier curve.
                pointList.Add(new Point(400, 100));

                // Create a Bezier curve using the collection of Point Structures.
                ctx.PolyQuadraticBezierTo(pointList, true /* is stroked */, false /* is smooth join */);
            }

            // Freeze the geometry (make it unmodifiable)
            // for additional performance benefits.
            geometry.Freeze();
            
            // specify the shape (quadratic Benzier curve) of the path using the StreamGeometry.
            myPath.Data = geometry;

            // Add path shape to the UI.
            StackPanel mainPanel = new StackPanel();
            mainPanel.Children.Add(myPath);
            this.Content = mainPanel;
        }
    }
}
开发者ID:.NET开发者,项目名称:System.Windows.Media,代码行数:67,代码来源:StreamGeometryContext.PolyQuadraticBezierTo


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