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c#教程之C#手工双缓冲技术用法实例分析
- 2018-02-12 21:20 来源：未知
本文实例讲述了C#手工双缓冲技术。分享给大家供大家参考。具体如下：
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using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Text;using System.Windows.Forms;namespace advanced_drawing{ public partial class Form19 : Form { BufferedGraphicsContext bufferContext; Bitmap gif = new Bitmap(@"d:/我的文档/桌面/ico/a.GIF"); public Form19() { InitializeComponent(); bufferContext = new BufferedGraphicsContext(); bufferContext.MaximumBuffer = this.ClientRectangle.Size; } void gif_FrameChanged(object sender, EventArgs e) { Graphics g = this.CreateGraphics(); BufferedGraphics frame = bufferContext.Allocate(g, this.ClientRectangle); ImageAnimator.UpdateFrames(gif); frame.Graphics.DrawImage(gif, this.ClientRectangle); frame.Render(); } private void Form19_FormClosing(object sender, FormClosingEventArgs e) { bufferContext.Dispose(); } private void Form19_Paint(object sender, PaintEventArgs e) { if (ImageAnimator.CanAnimate(gif)) { ImageAnimator.Animate(gif, gif_FrameChanged); } } }} |
希望本文所述对大家的C#程序设计有所帮助。
