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The author:(作者)qqpublished in(发表于) 2014/7/11 9:20:02 C#中的 ImageAnimator类的应用
C#中的 ImageAnimator类的应用
ImageAnimator类的应用运行程序，单击【播放动画】按钮，播放Gif动画，单击【停止播放】按钮，停止播放Gif动画，如图1所示。图1 ImageAnimator类播放GIF动画using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Text;using System.Windows.Forms;namespace _7_04{public partial class Form1 : Form{public Form1(){InitializeComponent();}Bitmap bitmap = new Bitmap("1.gif");bool current = False;public void AnimateImage(){if (!current){ImageAnimator.Animate(bitmap, new EventHandler(this.OnFrameChanged));current = True;}}private void OnFrameChanged(object o, EventArgs e){this.Invalidate();}protected override void OnPaint(PaintEventArgs e){AnimateImage();ImageAnimator.UpdateFrames();e.Graphics.DrawImage(this.bitmap, new Point(0, 0));}private void button1_Click(object sender, EventArgs e){ImageAnimator.StopAnimate(bitmap, new EventHandler(this.OnFrameChanged));//停止}private void button2_Click(object sender, EventArgs e){ImageAnimator.Animate(bitmap, new EventHandler(this.OnFrameChanged));//播放}}}完整程序代码如下：★ ★★★★Form1.cs窗体代码文件完整程序代码★★★★★using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Text;using System.Windows.Forms;namespace _7_04{public partial class Form1 : Form{public Form1(){InitializeComponent();}Bitmap bitmap = new Bitmap("1.gif");bool current = false;public void AnimateImage(){if (!current){ImageAnimator.Animate(bitmap, new EventHandler(this.OnFrameChanged));current = true;}}private void OnFrameChanged(object o, EventArgs e){this.Invalidate();}protected override void OnPaint(PaintEventArgs e){AnimateImage();ImageAnimator.UpdateFrames();e.Graphics.DrawImage(this.bitmap, new Point(0, 0));}private void button1_Click(object sender, EventArgs e){ImageAnimator.StopAnimate(bitmap, new EventHandler(this.OnFrameChanged));//停止}private void button2_Click(object sender, EventArgs e){ImageAnimator.Animate(bitmap, new EventHandler(this.OnFrameChanged)); //播放}}}★ ★★★★Form1.designer.cs窗体设计文件完整程序代码★★★★★namespace _7_04{partial class Form1{/// /// 必需的设计器变量。/// private System.ComponentModel.IContainer components = null;/// /// 清理所有正在使用的资源。/// /// 如果应释放托管资源，为 true；否则为 false。protected override void Dispose(bool disposing){if (disposing && (components != null)){components.Dispose();}base.Dispose(disposing);}#region Windows 窗体设计器生成的代码/// /// 设计器支持所需的方法 - 不要/// 使用代码编辑器修改此方法的内容。/// private void InitializeComponent(){this.button1 = new System.Windows.Forms.Button();this.button2 = new System.Windows.Forms.Button();this.SuspendLayout();//// button1//this.button1.Location = new System.Drawing.Point(539, 139);this.button1.Name = "button1";this.button1.Size = new System.Drawing.Size(75, 23);this.button1.TabIndex = 0;this.button1.Text = "停止播放";this.button1.UseVisualStyleBackColor = true;this.button1.Click += new System.EventHandler(this.button1_Click);//// button2//this.button2.Location = new System.Drawing.Point(439, 139);this.button2.Name = "button2";this.button2.Size = new System.Drawing.Size(75, 23);this.button2.TabIndex = 1;this.button2.Text = "播放动画";this.button2.UseVisualStyleBackColor = true;
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