using System;
using System.Collections.Generic;
using System.Text;
using System.Windows.Forms;
using System.Drawing;
public class MyLabel : Control
{ protected override void OnPaint(PaintEventArgs e)
{
DrawPaint();
base.OnPaint(e);
}
private string showString = "";
/// <summary>
/// 显示字符串
/// </summary>
public string ShowString
{
get { return showString; }
set { showString = value;
this.Refresh();
}
}
/// <summary>
/// 先在缓存内画好
/// </summary>
public void DrawPaint()
{
Bitmap offBm = new Bitmap(Width, Height);
Graphics offerSreen = Graphics.FromImage(offBm);//定义画画到图片上
SolidBrush tempsb = new SolidBrush(Color.White);//定义画笔
offerSreen.FillRectangle(tempsb, , , Width, Height);//填充颜色
tempsb.Color=Color.Black;
offerSreen.DrawString(showString, this.Font, tempsb, , );//写文字
this.CreateGraphics().DrawImage(offBm, , );//贴出来显示
offBm.Dispose();//释放
offerSreen.Dispose();
tempsb.Dispose(); }
/// <summary>
/// 不让重画背景
/// </summary>
/// <param name="e"></param>
protected override void OnPaintBackground(PaintEventArgs e)
{
//base.OnPaintBackground(e);
}
}