Mercurial > dive4elements > gnv-client

annotate gnv-artifacts/src/main/java/de/intevation/gnv/raster/Palette.java @ 593:b248531fa20b

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Added experimental support for extrapolation in "Horizontalschnitte" gnv-artifacts/trunk@648 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Sun, 31 Jan 2010 21:50:15 +0000
parents c8089cd7d777
children 9a828e5a2390
rev   line source
424
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1 package de.intevation.gnv.raster;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
2
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
3 import org.w3c.dom.Document;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
4 import org.w3c.dom.Element;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
5 import org.w3c.dom.NodeList;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
6
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
7 import java.util.Arrays;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
8
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
9 import java.awt.Color;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
10
447
92b7ccbf6163 Improved generation of iso lines in vertical cross section.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 438
diff changeset
11 import org.apache.log4j.Logger;
92b7ccbf6163 Improved generation of iso lines in vertical cross section.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 438
diff changeset
12
424
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
13 import de.intevation.gnv.raster.Raster.ValueToIndex;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
14
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
15 /**
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
16 * @author Sascha L. Teichmann (sascha.teichmann@intevation.de)
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
17 */
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
18 public class Palette
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
19 implements ValueToIndex
447
92b7ccbf6163 Improved generation of iso lines in vertical cross section.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 438
diff changeset
20 {
92b7ccbf6163 Improved generation of iso lines in vertical cross section.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 438
diff changeset
21 private static Logger log = Logger.getLogger(Palette.class);
92b7ccbf6163 Improved generation of iso lines in vertical cross section.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 438
diff changeset
22
424
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
23 public static final class Entry
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
24 implements Comparable
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
25 {
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
26 private Entry left;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
27 private Entry right;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
28
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
29 private int index;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
30
483
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
31 private int externalIndex;
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
32
424
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
33 private double from;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
34 private double to;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
35
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
36 private String description;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
37
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
38 private Color color;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
39
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
40 public Entry() {
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
41 }
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
42
435
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
43 public Entry(Entry other) {
483
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
44 index = other.index;
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
45 externalIndex = other.externalIndex;
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
46 from = other.from;
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
47 to = other.to;
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
48 description = other.description;
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
49 color = other.color;
435
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
50 }
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
51
424
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
52 public Entry(
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
53 int index,
483
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
54 int externalIndex,
424
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
55 double from,
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
56 double to,
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
57 Color color,
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
58 String description
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
59 ) {
483
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
60 this.index = index;
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
61 this.externalIndex = externalIndex;
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
62 this.from = from;
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
63 this.to = to;
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
64 this.color = color;
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
65 this.description = description;
424
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
66 }
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
67
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
68 public int compareTo(Object other) {
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
69 Entry e = (Entry)other;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
70 if (from < e.from) return -1;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
71 if (from > e.from) return +1;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
72 return 0;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
73 }
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
74
448
3cb2bea50456 Generate iso line classes according gnv-issues/issue108
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 447
diff changeset
75 public double getFrom() {
3cb2bea50456 Generate iso line classes according gnv-issues/issue108
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 447
diff changeset
76 return from;
3cb2bea50456 Generate iso line classes according gnv-issues/issue108
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 447
diff changeset
77 }
3cb2bea50456 Generate iso line classes according gnv-issues/issue108
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 447
diff changeset
78
3cb2bea50456 Generate iso line classes according gnv-issues/issue108
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 447
diff changeset
79 public double getTo() {
3cb2bea50456 Generate iso line classes according gnv-issues/issue108
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 447
diff changeset
80 return to;
3cb2bea50456 Generate iso line classes according gnv-issues/issue108
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 447
diff changeset
81 }
3cb2bea50456 Generate iso line classes according gnv-issues/issue108
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 447
diff changeset
82
449
c7ca2fce041f Add only color to scale of vertical cross section which are in the chart.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 448
diff changeset
83 public Color getColor() {
c7ca2fce041f Add only color to scale of vertical cross section which are in the chart.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 448
diff changeset
84 return color;
c7ca2fce041f Add only color to scale of vertical cross section which are in the chart.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 448
diff changeset
85 }
c7ca2fce041f Add only color to scale of vertical cross section which are in the chart.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 448
diff changeset
86
483
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
87 public int getExternalIndex() {
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
88 return externalIndex;
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
89 }
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
90
424
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
91 public Entry locateEntry(double value) {
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
92 Entry current = this;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
93 while (current != null) {
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
94 boolean b = value >= current.from;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
95 if (b && value <= current.to) {
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
96 return current;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
97 }
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
98 current = b
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
99 ? current.right
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
100 : current.left;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
101 }
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
102 return null;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
103 }
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
104
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
105 public int locate(double value) {
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
106 Entry entry = locateEntry(value);
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
107 return entry != null
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
108 ? entry.index
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
109 : -1;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
110 }
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
111
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
112 public Entry findByIndex(int index) {
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
113 Entry current = this;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
114 while (current != null) {
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
115 if (current.index == index) {
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
116 break;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
117 }
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
118 current = index < current.index
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
119 ? current.left
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
120 : current.right;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
121 }
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
122 return current;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
123 }
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
124
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
125 public String getDescription() {
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
126 return description;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
127 }
435
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
128
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
129 public boolean isInfinity() {
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
130 return from == -Double.MAX_VALUE
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
131 || to == Double.MAX_VALUE;
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
132 }
424
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
133 } // class Entry
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
134
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
135 protected Entry [] entries;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
136 protected Entry lookup;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
137 protected Color [] rgbs;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
138
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
139 private Entry buildLookup(Entry [] entries, int lo, int hi) {
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
140 if (lo > hi) {
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
141 return null;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
142 }
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
143 int mid = (lo + hi)/2;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
144 Entry entry = entries[mid];
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
145 entry.left = buildLookup(entries, lo, mid-1);
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
146 entry.right = buildLookup(entries, mid+1, hi);
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
147 return entry;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
148 }
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
149
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
150 public Palette() {
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
151 }
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
152
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
153 public Palette(Document document) {
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
154
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
155 NodeList rangeNodes = document.getElementsByTagName("range");
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
156
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
157 entries = new Entry[rangeNodes.getLength()];
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
158 rgbs = new Color[entries.length];
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
159
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
160 for (int i = 0; i < entries.length; ++i) {
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
161 Element rangeElement = (Element)rangeNodes.item(i);
483
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
162 double from = doubleValue(rangeElement.getAttribute("from"));
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
163 double to = doubleValue(rangeElement.getAttribute("to"));
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
164 int extIndex = intValue(rangeElement.getAttribute("index"), i);
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
165 Color color = color(rangeElement.getAttribute("rgb"));
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
166 String desc = rangeElement.getAttribute("description");
424
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
167 if (from > to) { double t = from; from = to; to = t; }
483
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
168 entries[i] = new Entry(i, extIndex, from, to, color, desc);
424
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
169 rgbs[i] = color;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
170 }
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
171
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
172 buildLookup();
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
173 }
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
174
435
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
175 public Palette(Palette original, int N) {
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
176 if (N < 2) {
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
177 throw new IllegalArgumentException("N < 2");
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
178 }
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
179
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
180 Entry [] origEntries = original.entries;
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
181
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
182 int newSize = 0;
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
183 for (int i = 0; i < origEntries.length; ++i) {
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
184 // cannot split infinity intervals
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
185 newSize += origEntries[i].isInfinity() ? 1 : N;
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
186 }
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
187
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
188 entries = new Entry[newSize];
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
189 rgbs = new Color[newSize];
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
190
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
191 for (int i = 0, j = 0; i < origEntries.length; ++i) {
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
192 Entry origEntry = origEntries[i];
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
193 if (origEntry.isInfinity()) {
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
194 // infinity intervals are just copied
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
195 Entry nEntry = new Entry(origEntry);
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
196 entries[j] = nEntry;
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
197 rgbs[j] = nEntry.color;
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
198 nEntry.index = j++;
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
199 }
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
200 else {
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
201 // split interval into N parts
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
202 double from = origEntry.from;
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
203 double to = origEntry.to;
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
204 double delta = (to - from)/N;
447
92b7ccbf6163 Improved generation of iso lines in vertical cross section.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 438
diff changeset
205 for (int k = 0; k < N; ++k) {
435
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
206 Entry nEntry = new Entry(origEntry);
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
207 nEntry.from = from;
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
208 nEntry.to = from + delta;
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
209 from += delta;
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
210 entries[j] = nEntry;
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
211 rgbs[j] = nEntry.color;
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
212 nEntry.index = j++;
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
213 }
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
214 } // limited interval
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
215 } // for all original entries
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
216
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
217 buildLookup();
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
218 }
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
219
483
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
220 private static final int intValue(String s, int def) {
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
221 if (s == null || (s = s.trim()).length() == 0) {
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
222 return def;
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
223 }
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
224 try {
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
225 return Integer.parseInt(s);
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
226 }
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
227 catch (NumberFormatException nfe) {
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
228 log.error(nfe.getLocalizedMessage(), nfe);
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
229 }
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
230 return def;
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
231 }
c8089cd7d777 Added explicit index scheme to palette classes to allow external references.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 449
diff changeset
232
424
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
233 private static final double doubleValue(String s) {
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
234 if (s == null || (s = s.trim()).length() == 0) {
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
235 return 0d;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
236 }
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
237 if ((s = s.toLowerCase()).startsWith("-inf")) {
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
238 return -Double.MAX_VALUE; // XXX: Not using Double.NEGATIVE_INFINITY!
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
239 }
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
240
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
241 if (s.startsWith("inf")) {
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
242 return Double.MAX_VALUE; // XXX: Not using Double.NEGATIVE_INFINITY!
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
243 }
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
244
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
245 return Double.parseDouble(s);
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
246 }
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
247
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
248 private static final Color color(String s) {
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
249 if (s == null || (s = s.trim()).length() == 0) {
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
250 return null;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
251 }
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
252 return Color.decode(s);
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
253 }
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
254
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
255
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
256 protected void buildLookup() {
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
257 Arrays.sort(entries);
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
258 lookup = buildLookup(entries, 0, entries.length-1);
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
259 }
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
260
435
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
261 public Palette subdivide(int N) {
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
262 return new Palette(this, N);
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
263 }
67091b17462d Added code to split palette interval into equal sized parts.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 426
diff changeset
264
424
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
265 public int getSize() {
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
266 return rgbs.length;
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
267 }
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
268
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
269 public Color getColor(int index) {
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
270 return rgbs[index];
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
271 }
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
272
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
273 public int indexToRGB(int index) {
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
274 return rgbs[index].getRGB();
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
275 }
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
276
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
277 public int toIndex(double value) {
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
278 return lookup.locate(value);
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
279 }
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
280
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
281 public Entry getEntry(double value) {
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
282 return lookup.locateEntry(value);
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
283 }
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
284
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
285 public Entry getEntryByIndex(int index) {
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
286 return lookup.findByIndex(index);
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
287 }
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
288 }
21fbd254db71 Added support for converting 2D rasters into polygons.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
289 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8:
http://dive4elements.wald.intevation.org