C#中简单动画

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace 动画
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        int i;
        private void Form1_Load(object sender, EventArgs e)
        {
            pictureBox1.Image = imageList1.Images[0];
            pictureBox1.SizeMode = PictureBoxSizeMode.StretchImage;
        }

        private void pictureBox1_Click(object sender, EventArgs e)
        {

        }

        private void timer1_Tick(object sender, EventArgs e)
        {
            i++;
            
            pictureBox1.Image = imageList1.Images[i];
            if (i==11)
            {
                i = -1;
            }
        }

        private void Form1_KeyDown(object sender, KeyEventArgs e)
        {
            pictureBox1.Left += 2;
            if (pictureBox1.Left == 350)
            {
                pictureBox1.Left = -50;
            }
          
        }
    }
}