摘要: private Point mypoint; private void panel1_MouseDown(object sender, MouseEventArgs e) { mypoint = new Point(-e.X, -e.Y); } private void panel1_MouseMo 阅读全文
posted @ 2023-08-22 16:09 鸑鷟虽孤 阅读(36) 评论(0) 推荐(0) 编辑