zoukankan      html  css  js  c++  java
  • 简单label控件 自制

    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, 0, 0, Width, Height);//填充颜色
            tempsb.Color=Color.Black;
            offerSreen.DrawString(showString, this.Font, tempsb, 0, 0);//写文字
            this.CreateGraphics().DrawImage(offBm, 0, 0);//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);
        }
    }
     
  • 相关阅读:
    tushare学习
    TVP-VAR模型
    时间序列分析
    python tusahre使用
    金融大讲堂-笔记
    多元GARCH模型
    方差与协方差
    代码生成器,项目更新第一版,mybatis-plus
    Springboot手动搭建项目——配置mybatis tk框架
    java基础,集合,HashMap,源码解析
  • 原文地址:https://www.cnblogs.com/FuYan/p/4142187.html
Copyright © 2011-2022 走看看