FilesExpand file tree

 master

/

JComponentLesson.java

Copy path

Blame

More file actions

Blame

More file actions

Latest commit

 

History

History

History

42 lines (40 loc) · 1.47 KB

 master

/

JComponentLesson.java

Copy path

Top

File metadata and controls

• Code
• Blame

42 lines (40 loc) · 1.47 KB

Raw

Copy raw file

Download raw file

Open symbols panel

Edit and raw actions

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

package swing;

import javax.swing.*;

import java.awt.*;

import java.awt.geom.Ellipse2D;

import java.awt.geom.Line2D;

import java.awt.geom.Point2D;

import java.awt.geom.Rectangle2D;

public class JComponentLesson {

public static void main(String[] args) {

JFrame jFrame = getFrame();

jFrame.add(new MyComponent());

}

static class MyComponent extends JComponent {

@Override

public void paint(Graphics g) {

Graphics2D g2 = (Graphics2D)g;

Font font = new Font("Bitstream Charter", Font.BOLD, 20);

g2.setFont(font);

g2.drawString("hello world", 50,50 );

Point2D p1 = new Point2D.Double(70,70);

Point2D p2 = new Point2D.Double(170,170);

Line2D line2D = new Line2D.Double(p1, p2);

g2.draw(line2D);

Ellipse2D ellipse2D = new Ellipse2D.Double(70,70,170,170);

g2.setPaint(Color.red);

g2.draw(ellipse2D);

Rectangle2D rectangle2D = new Rectangle2D.Double(70, 70, 170, 170);

g2.draw(rectangle2D);

}

}

static JFrame getFrame() {

JFrame jFrame = new JFrame();

jFrame.setVisible(true);

jFrame.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);

Toolkit toolkit = Toolkit.getDefaultToolkit();

Dimension dimension = toolkit.getScreenSize();

jFrame.setBounds(dimension.width/2 - 250, dimension.height/2 - 150, 500, 300);

return jFrame;

}

}