using System;
using System.Drawing;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.ComponentModel;

namespace Blood.Com.WebControl
{
    /// <summary>
    /// 进度条WEB控件
    /// </summary>
    [DefaultProperty("Text"),
        ToolboxData("<{0}:ProgressBar runat=server></{0}:ProgressBar>")]
    public class ProgressBar : System.Web.UI.WebControls.WebControl
    {
        //声明变量

        /// <summary>
        /// 进度条百分比
        /// </summary>
        private int intPercentage = 0;
        /// <summary>
        /// 列数
        /// </summary>
        private int intCellCount = 20;
        /// <summary>
        /// 填充图片网址
        /// </summary>
        private string strFillImageUrl = "";
        /// <summary>
        /// 进度条图片网址
        /// </summary>
        private string strBarImageUrl  = "";
        /// <summary>
        /// 图片发生器网址
        /// </summary>
        private string strImageGeneratorUrl = "";

        /// <summary>
        /// 构造函数
        /// </summary>
        public ProgressBar()
        {
            // 初始化进度条的背景颜色、字体颜色和边框颜色
            BackColor   = System.Drawing.Color.LightGray;
            ForeColor   = System.Drawing.Color.Blue;
            BorderColor = Color.Empty;
            
            //初始化进度条的宽度和高度
            base.Width  = Unit.Pixel(100);
            base.Height = Unit.Pixel(16);
        }

        /// <summary>
        /// 进度条百分比步幅
        /// </summary>
        public int PercentageStep
        {
            get{return 100 / intCellCount;}
     &n