Topic: 窗口改变,画的线不见了 |
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1.窗口改变,画的线不见了 | Copy to clipboard |
Posted by: aaaaal Posted on: 2004-12-24 22:17 用语句 Graphics g = jPanel1.getGraphics(); g.drawLine(x1,y1,x2,y2); 当双击或是最大最小化后,画的线就不见了 怎么办啊 |
2.Re:窗口改变,画的线不见了 [Re: aaaaal] | Copy to clipboard |
Posted by: kavinwang Posted on: 2004-12-24 22:21 应该重新定位:) |
3.Re:窗口改变,画的线不见了 [Re: kavinwang] | Copy to clipboard |
Posted by: aaaaal Posted on: 2004-12-24 23:00 具体一点好码 我是新手啊 |
4.Re:窗口改变,画的线不见了 [Re: aaaaal] | Copy to clipboard |
Posted by: 卡克洛奇 Posted on: 2004-12-27 21:36 好像你不应该主动去画而应该在paintComponent里面作图。。。实在需要刷新的时候repaint,这样会确保使用正确的Graphics参数作图的。。。 |
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