defaultcs.aspx.cs

Telerik是很大的第三方软件制造商

using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using Telerik.QuickStart;
using Telerik.WebControls;

namespace Telerik.ChartExamplesCS.PostbackEvents2
{
	/// <summary>
	/// Summary description for _Default.
	/// </summary>
	public class DefaultCS: XhtmlPage
	{
		protected Telerik.WebControls.RadChart RadChart1;
		protected Telerik.WebControls.RadChart RadChart2;

		private void Page_Load(object sender, System.EventArgs e)
		{
			if (!Page.IsPostBack)
			{
				ChartSeries s = RadChart2.GetChartSeries(0);
				
				foreach (ChartSeriesItem item in s.Items)
				{
					item.YValue = 0;					
				}				

				s.ShowLabels = false;
				
			}
		}

		#region Web Form Designer generated code
		override protected void OnInit(EventArgs e)
		{
			//
			// CODEGEN: This call is required by the ASP.NET Web Form Designer.
			//
			InitializeComponent();
			base.OnInit(e);
		}
		
		///		Required method for Designer support - do not modify
		///		the contents of this method with the code editor.
		/// </summary>
		private void InitializeComponent()
		{
			this.RadChart1.Click += new Telerik.WebControls.RadChart.ChartClickEventHandler(this.RadChart1_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		double[,] sales = new double[3, 3] { {30, 50, 20}, {20, 30, 50}, {50, 20, 30} };

		private void RadChart1_Click(object sender, Telerik.WebControls.ChartClickEventArgs args)
		{
			RadChart2.GetChartSeries(0).Appearance.MainColor = args.SeriesItem.Appearance.MainColor;
			RadChart2.GetChartSeries(0).Appearance.SecondColor = args.SeriesItem.Appearance.SecondColor;
			RadChart2.Title1.Text = args.SeriesItem.Name.ToUpper() + " sales by region";

			Random r = new Random();

			int itemIndex = 0;

			ChartSeries s = RadChart2.GetChartSeries(0);

			s.ShowLabels = true;

			foreach (ChartSeriesItem item in s.Items)
			{
				item.YValue = sales[args.SeriesItem.Index, itemIndex++];				
			}

			foreach (ChartSeriesItem item in RadChart1.GetChartSeries(0).Items)
			{
				item.Exploded = false;
			}

			args.SeriesItem.Exploded = true;
		}
			
	}
}