java开发爱心代码示例，绘制心形图形的步骤解析

import java.awt.;

import javax.swing.;

public class Heart extends JPanel {

public void paintComponent(Graphics g) {

super.paintComponent(g);

Graphics2D g2d = (Graphics2D) g;

g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);

g2d.setColor(Color.RED);

  int[] x = {75, 100, 125, 100};
  int[] y = {100, 75, 100, 125};
  g2d.fillOval(50, 50, 50, 50);
  g2d.fillOval(100, 50, 50, 50);
  g2d.fillPolygon(x, y, 4);

}

}