자바 도형 그리기 예제

음 ...

일일이 숫자 주는게 귀찮아서 static int 로 값을 준다음에 100 정도씩 증가시켜줬습니다.

폴리곤은 쓸일이 당장 없어서 문서 알아보는거 귀찮아서 안했습니다;;;

파워자바 책에서 나온 문제입니다. 

3D  Rect 부분에서 음영주는 값을 옵션을 모르겠네요.

(과제) 3D 음영, 폴리곤 알아보기~

음

package 챕15그래픽;

import java.awt.*;
import javax.swing.*;

class MyComponent extends JPanel {
	static int x = 10;
	static int y_up = 10;
	static int y = 100;
	static int margin = 10;
	static int width = 100;
	static int height = 80;

	public static void x() {
		x = x + margin + width;
	}

	public void paintComponent(Graphics g) {

		g.drawLine(10, 80, 100, 10);
		g.drawString("DrawLine()", x, y);
		x();

		// System.out.println("drawRect " + x);
		g.drawRect(x, y_up, width, height);
		g.drawString("drawRect", x, y);
		x();

		g.draw3DRect(x, y_up, width, height, isOptimizedDrawingEnabled());
		g.drawString("3DRect", x, y);
		x();

		g.drawRoundRect(x, y_up, width, height, 5, 5);
		g.drawString("RountRect", x, y);
		x();

		g.drawOval(x, y_up, width, height);
		g.drawString("drawOval", x, y);
		x();

		g.drawArc(x, y_up, width, height, 90, 110);
		g.drawString("drawArc", x, y);
		x();

		// g.drawPolygon(xPoints, yPoints, nPoints);
		g.drawString("drawPolygon", x, y);

		// fill 차례

		x = 10;
		x();
		y_up += 100;
		y += 100;

		g.fillRect(x, y_up, width, height);
		g.drawString("drawRect", x, y);
		x();

		g.fill3DRect(x, y_up, width, height, isOptimizedDrawingEnabled());
		g.drawString("3DRect", x, y);
		x();

		g.fillRoundRect(x, y_up, width, height, 5, 5);
		g.drawString("RountRect", x, y);
		x();

		g.fillOval(x, y_up, width, height);
		g.drawString("drawOval", x, y);
		x();

		g.fillArc(x, y_up, width, height, 90, 110);
		g.drawString("drawArc", x, y);
		x();

		// g.drawPolygon(xPoints, yPoints, nPoints);
		g.drawString("drawPolygon", x, y);
	}
}

public class Test {

	public static void main(String[] args) {
		JFrame frame = new JFrame();
		frame.setSize(1000, 300);
		frame.setTitle("그리기");
		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

		MyComponent component = new MyComponent();
		frame.add(component);
		frame.setVisible(true);
	}

}