复制代码 代码如下:
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Diagnostics;
namespace DysncPicTest
{
public partial class Form1 : Form
{
private Image m_imgImage = null;
private EventHandler m_evthdlAnimator = null;
public Form1()
{
InitializeComponent();
this.SetStyle(ControlStyles.UserPaint, true);
this.SetStyle(ControlStyles.DoubleBuffer, true);
this.SetStyle(ControlStyles.AllPaintingInWmPaint, true);
m_evthdlAnimator = new EventHandler(OnImageAnimate);
Debug.Assert(m_evthdlAnimator != null);
}
protected override void OnPaint(PaintEventArgs e)
{
base.OnPaint(e);
if (m_imgImage != null)
{
UpdateImage();
e.Graphics.DrawImage(m_imgImage, new Rectangle(100, 100, m_imgImage.Width, m_imgImage.Height));
}
}
protected override void OnLoad(EventArgs e)
{
base.OnLoad(e);
m_imgImage = Image.FromFile("1.gif"); // 加载测试用的Gif图片
BeginAnimate();
}
private void Form1_FormClosing(object sender, FormClosingEventArgs e)
{
if (m_imgImage != null)
{
StopAnimate();
m_imgImage = null;
}
}
private void BeginAnimate()
{
if (m_imgImage == null)
return;
if (ImageAnimator.CanAnimate(m_imgImage))
{
ImageAnimator.Animate(m_imgImage,m_evthdlAnimator);
}
}
private void StopAnimate()
{
if (m_imgImage == null)
return;
if (ImageAnimator.CanAnimate(m_imgImage))
{
ImageAnimator.StopAnimate(m_imgImage,m_evthdlAnimator);
}
}
private void UpdateImage()
{
if (m_imgImage == null)
return;
if (ImageAnimator.CanAnimate(m_imgImage))
{
ImageAnimator.UpdateFrames(m_imgImage);
}
}
private void OnImageAnimate(Object sender,EventArgs e)
{
this.Invalidate();
}
private void Form1_Load(object sender, EventArgs e)
{
}
}
}