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
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
|
package aufgaben.b20160420;
import java.awt.Color;
import java.awt.Graphics;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import javax.imageio.ImageIO;
import aufgaben.Aufgabe;
import misc.Utils;
public class Aufgabe2 extends Aufgabe {
private final int width = 500, height = 500;
private boolean done = false;
private String name;
private BufferedImage image;
public Aufgabe2() {
name = "Komische Methoden";
this.setSize(width, height);
this.setTitle(name);
this.addWindowListener(
new WindowAdapter() {
@Override
public void windowClosing(WindowEvent e) {
System.out.println("close");
done = true;
}
}
);
}
@Override
public boolean done() {
return done;
}
public void paint(Graphics g) {
if(image != null)
g.drawImage(image, 50, 50, 500, 300, this);
}
@Override
public String getName() {
return name;
}
@Override
public void init() {
try {
image = ImageIO.read(new File("title.png"));
} catch (IOException e) {
e.printStackTrace();
}
}
private int getGrayValueImg(int x, int y) {
if(image == null) return -1;
Color c = new Color(image.getRGB(x, y));
if(c.getRed() == c.getGreen() && c.getRed() == c.getBlue())
return c.getRed();
return -1;
}
private void setGrayValueImgProc(int x, int y, int gray) {
if(image == null)
System.out.println("err");
image.setRGB(x, y, new Color(gray, gray, gray).getRGB());
}
}
|
