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我必须展示四个由扇形画出的“扇形”或圆弧,我设置了扇形/弧形并按照我想要的方式寻找,但我无法弄清楚如何让他们用圆圈勾画出任何想法?提前致谢。在内部绘制一个带扇叶的圆圈,Java
package chap15;
import java.awt.Graphics;
import javax.swing.JPanel;
public class Fans extends JPanel {
@Override
protected void paintComponent(Graphics g) {
super.paintComponent(g);
int xCenter = getWidth()/2;
int yCenter = getHeight()/2;
int radius = (int)(Math.min(getWidth(), getHeight()) * 0.4);
int x = xCenter - radius;
int y = yCenter - radius;
g.fillArc(x, y, 2 * radius, 2 * radius, 0, 30);
g.fillArc(x, y, 2 * radius, 2 * radius, 90, 30);
g.fillArc(x, y, 2 * radius, 2 * radius, 180, 30);
g.fillArc(x, y, 2 * radius, 2 * radius, 270, 30);
}
}
你好像找到了'fillArc',那么'drawArc'怎么样? –
谢谢你,灯泡在我脑海中继续。 – Gmenfan83