【java学习】GUI编程画图
使用GUI编程画图，给个小例子：import java.awt.*;public class TestPaint {public static void main(String[] args) {new PaintFrame().launchFrame();}}class PaintFrame extends Frame {public void launchFrame() {setBounds(200,200,640,480);setVisible(true);}public void paint(Graphics g) {Color c = g.getColor();g.setColor(Color.red);g.fillOval(50, 50, 30, 30);g.setColor(Color.green);g.fillRect(80,80,40,40);g.setColor(c);}
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