Mercurial > dive4elements > gnv-client

annotate gnv-artifacts/src/main/java/de/intevation/gnv/raster/PaletteManager.java @ 601:4c6d2b4df3ae

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Changes id_layer of Table layerhasparameter from literal to number. gnv-artifacts/trunk@659 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Tim Englich <tim.englich@intevation.de>
date Fri, 05 Feb 2010 10:36:46 +0000
parents f42ed4f10b79
children b1f5f2a8840f
rev   line source
438
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1 package de.intevation.gnv.raster;
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
2
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
3 import java.util.HashMap;
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
4
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
5 import java.lang.ref.SoftReference;
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
6
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
7 /**
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
8 * @author Sascha L. Teichmann (sascha.teichmann@intevation.de)
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
9 */
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
10 public class PaletteManager
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
11 {
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
12 protected Palette base;
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
13
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
14 protected String description;
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
15 protected String name;
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
16
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
17 protected HashMap<Integer, SoftReference<Palette>> levels;
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
18
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
19 public PaletteManager() {
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
20 }
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
21
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
22 public PaletteManager(
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
23 String name,
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
24 String description,
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
25 Palette base
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
26 ) {
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
27 this.name = name;
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
28 this.description = description;
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
29 this.base = base;
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
30 levels = new HashMap<Integer, SoftReference<Palette>>();
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
31 }
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
32
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
33 public String getDescription() {
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
34 return description;
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
35 }
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
36
445
f42ed4f10b79 Fixed some bugs and create "Profilschnitt" polygons via configuration.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 438
diff changeset
37 public String getName() {
f42ed4f10b79 Fixed some bugs and create "Profilschnitt" polygons via configuration.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 438
diff changeset
38 return name;
f42ed4f10b79 Fixed some bugs and create "Profilschnitt" polygons via configuration.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 438
diff changeset
39 }
f42ed4f10b79 Fixed some bugs and create "Profilschnitt" polygons via configuration.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 438
diff changeset
40
f42ed4f10b79 Fixed some bugs and create "Profilschnitt" polygons via configuration.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 438
diff changeset
41 public Palette getBase() {
f42ed4f10b79 Fixed some bugs and create "Profilschnitt" polygons via configuration.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 438
diff changeset
42 return base;
f42ed4f10b79 Fixed some bugs and create "Profilschnitt" polygons via configuration.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 438
diff changeset
43 }
f42ed4f10b79 Fixed some bugs and create "Profilschnitt" polygons via configuration.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 438
diff changeset
44
438
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
45 public Palette getLevel(int n) {
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
46 if (n < 2) {
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
47 return base;
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
48 }
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
49
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
50 Integer N = Integer.valueOf(n);
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
51
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
52 Palette palette;
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
53
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
54 synchronized (levels) {
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
55 SoftReference<Palette> ref = levels.get(N);
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
56
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
57 if (ref != null && (palette = ref.get()) != null) {
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
58 return palette;
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
59 }
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
60
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
61 palette = base.subdivide(n);
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
62
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
63 ref = new SoftReference(palette);
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
64
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
65 levels.put(N, ref);
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
66 }
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
67
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
68 return palette;
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
69 }
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
70 }
7399bb8f83ea Added manager to handle several levels of palette subdivsions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
71 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8:
http://dive4elements.wald.intevation.org