摘要:
在.....Designer.cs中加入 this.pictureBox1.MouseWheel += new System.Windows.Forms.MouseEventHandler(this.pictureBox1_MouseWheel); 再加入事件 void pictureBox1_MouseWheel(object sender, MouseEventArgs e) { double scale = 1; if (pictureBox1.Height > 0) { ... 阅读全文
posted @ 2013-12-27 13:30
jin_qi_er
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