基本教程篇--第六、七节

基本教程篇--第六、七节2011-10-05 csdn博客 TJVictorHorizontalBarSampleDemo.cs和StackedBarSampleDemo.cs介绍

第六、七节HorizontalBarSampleDemo.cs和StackedBarSampleDemo.cs介绍

这两节与第五节相比，并没有本质上的区别，所以这里只给出相应的代码、示例图和必要的说明。

using System;

using System.Drawing;

using System.Collections;

using ZedGraph;

namespace ZedGraph.Demo

{

     ///<summary>

     /// Summary description for SimpleDemo.

     ///</summary>

     public class HorizontalBarSampleDemo : DemoBase

     {

           public HorizontalBarSampleDemo（） : base（ "Code Project Horizontal Bar Chart Sample",

                "Horizontal Bar Sample", DemoType.Tutorial ）

           {

                GraphPane myPane = base.GraphPane;

                // Set the title and axis labels

                myPane.Title = "A Horizontal Percent Stack Graph";

                myPane.XAxis.Title = "Stuff";

                myPane.YAxis.Title = "";

                // Enter some random data values

                double[] y = { 100, 115, 15, 22, 98 };

                double[] y2 = { 90, 60, 95, 35, 30 };

                double[] y3 = { 20, 40, 105, 15, 30 };

                // Generate a red bar with "Nina" in the legend

                BarItem myCurve = myPane.AddBar（ "Nina", y, null, Color.Red ）;

                myCurve.Bar.Fill = new Fill（ Color.Red, Color.White, Color.Red, 90F ）;

                // Generate a blue bar with "Pinta" in the legend

                myCurve = myPane.AddBar（ "Pinta", y2, null, Color.Blue ）;

                myCurve.Bar.Fill = new Fill（ Color.Blue, Color.White, Color.Blue, 90F ）;

                // Generate a green bar with "Santa Maria" in the legend

                myCurve = myPane.AddBar（ "Santa Maria", y3, null, Color.Green ）;

                myCurve.Bar.Fill = new Fill（ Color.Green, Color.White, Color.Green, 90F ）;

                // Draw the Y tics between the labels instead of at the labels

                myPane.YAxis.IsTicsBetweenLabels = true;

                // Set the YAxis to text type

                myPane.YAxis.Type = AxisType.Text;

                string[] labels = { "Australia", "Africa", "America", "Asia", "Antartica" };

                myPane.YAxis.TextLabels = labels;

                myPane.XAxis.Max = 110;

                // Make the bars horizontal by setting bar base axis to Y

                myPane.BarBase = BarBase.Y;

                // Make the bars percent stack type

                myPane.BarType = BarType.PercentStack;

                // Fill the axis background with a color gradient

                myPane.AxisFill = new Fill（ Color.White,

                     Color.FromArgb（ 255, 255, 166）, 90F ）;

                // Fill the legend background with a color gradient

                myPane.Legend.Fill = new Fill（ Color.White,

                     Color.FromArgb（ 255, 255, 250）, 90F ）;

                // Fill the pane background with a solid color

                myPane.PaneFill = new Fill（ Color.FromArgb（ 250, 250, 255） ）;

                base.ZedGraphControl.AxisChange（）;

           }

     }

}