王恩彤JAVA繪製選擇權到期日損益圖

import java.awt.*; import java.awt.geom.Line2D; import javax.swing.*; public class Options { public static void main(String[] args) { JFrame frame = new JFrame("王恩彤Java繪製選擇權到期日損益"); Container cp = frame.getContentPane(); cp.add(new JComponent() { public void paintComponent(Graphics g) { Graphics2D g2 = (Graphics2D) g; g2.setStroke(new BasicStroke(2));//stroke中風,筆觸 g2.setFont(new Font(name,"monospaced", Font.BOLD, size:16));//設定set自行Font g2.setColor(Color.RED); g2.drawString(str:"買入賣權到期日損益",x:0,y:130); g2.draw(new Line2D.Float(x1:0, y1:0, x2:100, y2:100)); g2.draw(new Line2D.Float(x1:100, 100, 200, 100)); g2.drawString("買入買權到期日損益",300,120); g2.draw(new Line2D.Float(300, 100, 400, 100)); g2.draw(new Line2D.Float(400, 100, 500, 0)); g2.setColor(Color.BLUE); g2.drawString("賣出賣權到期日損益",0,180); g2.draw(new Line2D.Float(0, 300, 100, 200)); g2.draw(new Line2D.Float(100, 200, 200, 200)); g2.drawString("賣出買權到期日損益",300,180); g2.draw(new Line2D.Float(300, 200, 400, 200)); g2.draw(new Line2D.Float(400, 200, 500, 300)); } }); frame.setSize(550, 350); frame.setVisible(true); } }