form1 Runner pictureBox1 imageList1 timer1 label1 原地跑步計時 label2 共用了…秒 button1 開始 button2 停止

int no; DateTime timeNow; private void Form1_Load(object sender, EventArgs e) { pictureBox1.SizeMode = PictureBoxSizeMode.StretchImage; no = 0; pictureBox1.Image = imageList1.Images[no]; // 第0張圖 timer1.Interval = 100; // 每隔0.1秒，換圖 } private void btnStart_Click(object sender, EventArgs e) { timer1.Enabled = true; timeNow = DateTime.Now; // 現時時間 } private void btnStop_Click(object sender, EventArgs e) { timer1.Enabled = false; lblMsg.Text = "共用了 " +(DateTime.Now-timeNow).TotalSeconds.ToString("0.00") + "秒"; }

private void timer1_Tick(object sender, EventArgs e) { switch (no%4){ case 0: … // 換圖 case 1: … case 2: … case 3: … }