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1
2 package rero.gui.background;
3
4 import java.awt.*;
5 import java.awt.image.*;
6
7 public class ManagedImage
8 {
9 protected VolatileImage hwImage;
10 protected BufferedImage swImage;
11 protected Component source;
12
13 private void createImage()
14 {
15 hwImage = source.getGraphicsConfiguration().createCompatibleVolatileImage(getWidth(), getHeight());
16 }
17
18 private void renderImage()
19 {
20 Graphics2D g = hwImage.createGraphics();
21 g.drawImage(swImage, 0, 0, null);
22 g.dispose();
23 }
24
25 public ManagedImage(BufferedImage _image, Component c)
26 {
27 source = c;
28 swImage = _image;
29
30 createImage();
31 renderImage();
32 }
33
34 public int getWidth()
35 {
36 return swImage.getWidth();
37 }
38
39 public int getHeight()
40 {
41 return swImage.getHeight();
42 }
43
44 public Image getDrawableImage()
45 {
46 int state = hwImage.validate(source.getGraphicsConfiguration());
47 if (state == VolatileImage.IMAGE_RESTORED)
48 {
49 renderImage();
50 }
51 else if (state == VolatileImage.IMAGE_INCOMPATIBLE)
52 {
53 createImage();
54 renderImage();
55 }
56
57 if (hwImage.contentsLost())
58 {
59 System.out.println("Resorting to software image... worthless peice of crap");
60 return swImage;
61 }
62
63 System.out.println("hwImage: " + hwImage.getCapabilities());
64
65 return hwImage;
66 }
67 }
68 |
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