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.XAxis
{
	/// <summary>
	/// Summary description for _Default.
	/// </summary>
	public class DefaultCS: XhtmlPage
	{
					
		protected Telerik.WebControls.RadChart RadChart1;
		protected System.Web.UI.WebControls.CheckBox cbAutoScale;
		protected System.Web.UI.WebControls.Label Label1;
		protected System.Web.UI.WebControls.Label Label2;
		protected System.Web.UI.WebControls.Label Label3;
		protected System.Web.UI.WebControls.CheckBox cbShowMarks;
		protected System.Web.UI.WebControls.CheckBox cbShowItemLabels;
		protected System.Web.UI.WebControls.Label Label4;
		protected System.Web.UI.WebControls.Label Label6;
		protected System.Web.UI.WebControls.Label Label7;
		protected System.Web.UI.WebControls.Label Label8;
		protected System.Web.UI.WebControls.Label Label9;
		protected System.Web.UI.WebControls.TextBox txtBoxSeriesItemsCount;
		protected System.Web.UI.WebControls.DropDownList ddlSeriesType;
		protected System.Web.UI.WebControls.TextBox txtBoxItemsCount;
		protected System.Web.UI.WebControls.DropDownList ddlAxisStyle;
		protected System.Web.UI.WebControls.TextBox txtBoxAxisLabel;
		protected System.Web.UI.WebControls.TextBox txtBoxMarkLength;
		protected System.Web.UI.WebControls.TextBox txtBoxSpaceToItemLabel;
		protected System.Web.UI.WebControls.TextBox txtBoxSpaceToAxisLabel;
		protected System.Web.UI.WebControls.Label Label5;
		protected System.Web.UI.WebControls.DropDownList ddlHorAlignment;
		protected System.Web.UI.WebControls.Label Label10;
		protected System.Web.UI.WebControls.TextBox txtBoxRotationAngle;
		protected System.Web.UI.WebControls.DropDownList ddlValueFormat;
		protected System.Web.UI.WebControls.TextBox txtBoxCustomFormat;
		protected System.Web.UI.WebControls.Label lblIncorrectSettings;
		protected System.Web.UI.WebControls.Button Button1;

		private void Page_Load(object sender, System.EventArgs e)
		{
			if (!Page.IsPostBack)
			{
				InitControls();
				SetControlValues();
			}
		}

		private void InitControls()
		{
			InitControl(ddlAxisStyle, typeof(ChartAxisLayoutStyle));
			InitControl(ddlSeriesType, typeof(ChartSeriesType));            
			InitControl(ddlHorAlignment, typeof(ChartHAlignment));
			InitControl(ddlValueFormat, typeof(ChartValueFormat));
		}

		private void SetControlValues()
		{
			txtBoxSeriesItemsCount.Text = RadChart1.ChartSeriesCollection[0].Items.Count.ToString();
			txtBoxItemsCount.Text = RadChart1.XAxis.Items.Count.ToString();
			txtBoxAxisLabel.Text = RadChart1.XAxis.Label.Text;
			txtBoxAxisLabel.Text = RadChart1.XAxis.Label.Text;
			txtBoxSpaceToAxisLabel.Text = RadChart1.XAxis.SpaceToLabel.ToString();
			txtBoxSpaceToItemLabel.Text = RadChart1.XAxis.SpaceToItem.ToString();
			txtBoxMarkLength.Text = RadChart1.XAxis.MarkLength.ToString();

			SetControlValue(ddlSeriesType, RadChart1.ChartSeriesCollection[0].Type.ToString());
			SetControlValue(ddlAxisStyle, RadChart1.XAxis.LayoutStyle.ToString());
			SetControlValue(ddlHorAlignment, RadChart1.XAxis.Label.HAlignment.ToString());
            
			cbAutoScale.Checked = RadChart1.XAxis.AutoScale;                            
			cbShowMarks.Checked = RadChart1.XAxis.ShowMarks;
			cbShowItemLabels.Checked = RadChart1.XAxis.ShowLabels;
            
		}

		private void InitControl(DropDownList ddList, Type type)
		{
			string[] valueNames = Enum.GetNames(type);

			ddList.Items.Clear();
            
			foreach (string s in valueNames)
			{
				ddList.Items.Add(s);
			}
		}

		private void SetControlValue(DropDownList ddList, string val)
		{
			ddList.SelectedIndex = ddList.Items.IndexOf(ddList.Items.FindByValue(val));
		}

		#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.Button1.Click += new System.EventHandler(this.Button1_Click);
			this.Load += new System.EventHandler(this.Page_Load);

		}
		#endregion

		private void Button1_Click(object sender, System.EventArgs e)
		{
			try
			{
				ApplySettings();
				lblIncorrectSettings.Visible = false;
			}
			catch
			{
				lblIncorrectSettings.Visible = true;
			}
		}


		private void ApplySettings()
		{            
			SetSeriesItems();

			RadChart1.ChartSeriesCollection[0].Type = (ChartSeriesType) Enum.Parse(typeof(ChartSeriesType),  ddlSeriesType.SelectedItem.Value);
			RadChart1.ChartSeriesCollection[1].Type = (ChartSeriesType) Enum.Parse(typeof(ChartSeriesType),  ddlSeriesType.SelectedItem.Value);
            
			SetAxisItems();
                            
			RadChart1.XAxis.AutoScale    = cbAutoScale.Checked;            

			RadChart1.XAxis.LayoutStyle  = (ChartAxisLayoutStyle) Enum.Parse(typeof(ChartAxisLayoutStyle), ddlAxisStyle.SelectedItem.Value);
                            
			RadChart1.XAxis.Label.Text   = txtBoxAxisLabel.Text;
			RadChart1.XAxis.ShowMarks    = cbShowMarks.Checked;
			RadChart1.XAxis.ShowLabels   = cbShowItemLabels.Checked;
			RadChart1.XAxis.MarkLength   = int.Parse(txtBoxMarkLength.Text);
			RadChart1.XAxis.SpaceToLabel = int.Parse(txtBoxSpaceToAxisLabel.Text);
			RadChart1.XAxis.SpaceToItem			= int.Parse(txtBoxSpaceToItemLabel.Text);
			RadChart1.XAxis.Label.HAlignment	= (ChartHAlignment) Enum.Parse(typeof(ChartHAlignment), ddlHorAlignment.SelectedItem.Value);
			RadChart1.XAxis.LabelRotationAngle	= double.Parse(txtBoxRotationAngle.Text);
			RadChart1.XAxis.ValueFormat			= (ChartValueFormat) Enum.Parse(typeof(ChartValueFormat), ddlValueFormat.SelectedItem.Value);
			RadChart1.XAxis.CustomFormat		= txtBoxCustomFormat.Text;
		}

		private void SetSeriesItems()
		{

			int itemsCount = int.Parse(txtBoxSeriesItemsCount.Text);

			int dItems = itemsCount - RadChart1.ChartSeriesCollection[0].Items.Count;

			Random r = new Random();

			if (dItems > 0)
			{
				while (dItems > 0)
				{
					RadChart1.ChartSeriesCollection[0].AddItem(r.Next(0, 100));
					RadChart1.ChartSeriesCollection[1].AddItem(r.Next(0, 100));
					dItems--;
				}
			}
			else
			{
				while (dItems < 0)
				{
					RadChart1.ChartSeriesCollection[0].Items.RemoveAt(RadChart1.ChartSeriesCollection[0].Items.Count - 1);
					RadChart1.ChartSeriesCollection[1].Items.RemoveAt(RadChart1.ChartSeriesCollection[1].Items.Count - 1);
					dItems++;
				}
			}
		}

		private void SetAxisItems()
		{
			int axisItemsCount = int.Parse(txtBoxItemsCount.Text);

			int dItems = axisItemsCount - RadChart1.XAxis.Items.Count;
            

			if (dItems > 0)
			{                
				int itemNumber = RadChart1.XAxis.Items.Count;
				while (dItems > 0)
				{
					itemNumber++;
					RadChart1.XAxis.Items.Add(new ChartAxisItem(itemNumber.ToString(), Color.Empty));
					dItems--;                    
				}
			}
			else 
			{
				while (dItems < 0)
				{
					RadChart1.XAxis.Items.RemoveAt(RadChart1.XAxis.Items.Count - 1);
					dItems++;
				}
			}
		}
			
	}
}