Mercurial > dive4elements > gnv-client

annotate gnv-artifacts/src/main/java/de/intevation/gnv/raster/IsoPolygonSeriesProducer.java @ 478:0e0c64c821dc

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Added support to step back to the point for choosing a product. gnv-artifacts/trunk@547 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Fri, 15 Jan 2010 18:21:49 +0000
parents f7038820df2e
children 1bf058f1a2d1
rev   line source
437
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1 package de.intevation.gnv.raster;
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
2
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
3 import java.util.ArrayList;
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
4 import java.util.Collection;
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
5
447
92b7ccbf6163 Improved generation of iso lines in vertical cross section.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 440
diff changeset
6 import org.apache.log4j.Logger;
92b7ccbf6163 Improved generation of iso lines in vertical cross section.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 440
diff changeset
7
437
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
8 import gnu.trove.TIntObjectHashMap;
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
9 import gnu.trove.TDoubleArrayList;
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
10
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
11 import de.intevation.gnv.raster.Vectorizer.Edge;
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
12
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
13 import de.intevation.gnv.math.IJKey;
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
14
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
15 import de.intevation.gnv.jfreechart.PolygonSeries;
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
16 import de.intevation.gnv.jfreechart.CompactXYItems;
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
17
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
18 /**
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
19 * @author Sascha L. Teichmann (sascha.teichmann@intevation.de)
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
20 */
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
21 public class IsoPolygonSeriesProducer
465
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 448
diff changeset
22 extends IsoProducer
437
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
23 {
448
3cb2bea50456 Generate iso line classes according gnv-issues/issue108
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 447
diff changeset
24 private static Logger log = Logger.getLogger(
3cb2bea50456 Generate iso line classes according gnv-issues/issue108
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 447
diff changeset
25 IsoPolygonSeriesProducer.class);
447
92b7ccbf6163 Improved generation of iso lines in vertical cross section.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 440
diff changeset
26
92b7ccbf6163 Improved generation of iso lines in vertical cross section.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 440
diff changeset
27 public static final Float LINE_WIDTH = Float.valueOf(0.1f);
92b7ccbf6163 Improved generation of iso lines in vertical cross section.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 440
diff changeset
28
437
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
29 public IsoPolygonSeriesProducer(
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
30 double minX, double minY,
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
31 double maxX, double maxY
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
32 ) {
465
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 448
diff changeset
33 super(minX, minY, maxX, maxY);
437
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
34 }
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
35
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
36 public Collection<PolygonSeries> getSeries() {
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
37 return getSeries(null);
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
38 }
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
39
448
3cb2bea50456 Generate iso line classes according gnv-issues/issue108
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 447
diff changeset
40 public Collection<PolygonSeries> getSeries(
3cb2bea50456 Generate iso line classes according gnv-issues/issue108
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 447
diff changeset
41 AttributeGenerator attributeGenerator
3cb2bea50456 Generate iso line classes according gnv-issues/issue108
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 447
diff changeset
42 ) {
437
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
43 ArrayList<PolygonSeries> series = new ArrayList<PolygonSeries>();
447
92b7ccbf6163 Improved generation of iso lines in vertical cross section.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 440
diff changeset
44
437
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
45 double b1 = minX;
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
46 double m1 = width != 1
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
47 ? (maxX - minX)/(width-1)
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
48 : 0d;
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
49
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
50 double b2 = minY;
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
51 double m2 = height != 1
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
52 ? (maxY - minY)/(height-1)
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
53 : 0d;
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
54
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
55 TDoubleArrayList vertices = new TDoubleArrayList();
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
56
465
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 448
diff changeset
57 for (IJKey key: joinPairs()) {
437
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
58 PolygonSeries ps = new PolygonSeries();
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
59
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
60 // process complete
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
61 ArrayList<Edge> completeList = complete.get(key);
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
62 if (completeList != null) {
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
63 for (Edge head: completeList) {
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
64 Edge current = head;
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
65 do {
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
66 vertices.add(m1*(current.a % width) + b1);
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
67 vertices.add(m2*(current.a / width) + b2);
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
68 }
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
69 while ((current = current.next) != head);
447
92b7ccbf6163 Improved generation of iso lines in vertical cross section.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 440
diff changeset
70 // add head again to close shape
92b7ccbf6163 Improved generation of iso lines in vertical cross section.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 440
diff changeset
71 vertices.add(m1*(head.a % width) + b1);
92b7ccbf6163 Improved generation of iso lines in vertical cross section.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 440
diff changeset
72 vertices.add(m2*(head.a / width) + b2);
437
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
73 ps.addRing(new CompactXYItems(vertices.toNativeArray()));
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
74 vertices.clear();
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
75 }
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
76 }
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
77
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
78 // process open
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
79 TIntObjectHashMap map = commonOpen.get(key);
447
92b7ccbf6163 Improved generation of iso lines in vertical cross section.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 440
diff changeset
80
437
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
81 if (map != null) {
465
f7038820df2e Added support to trace rasters to JTS multi polygons and multi line strings.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 448
diff changeset
82 for (Edge head: headList(map)) {
447
92b7ccbf6163 Improved generation of iso lines in vertical cross section.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 440
diff changeset
83
437
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
84 head = Vectorizer.simplify(head, width);
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
85 Edge current = head, last = head;
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
86 do {
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
87 vertices.add(m1*(current.a % width) + b1);
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
88 vertices.add(m2*(current.a / width) + b2);
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
89 last = current;
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
90 }
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
91 while ((current = current.next) != null);
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
92 // add b from tail
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
93 vertices.add(m1*(last.b % width) + b1);
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
94 vertices.add(m2*(last.b / width) + b2);
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
95 ps.addRing(new CompactXYItems(vertices.toNativeArray()));
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
96 vertices.clear();
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
97 } // for all in common open
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
98 } // if map defined for key
447
92b7ccbf6163 Improved generation of iso lines in vertical cross section.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 440
diff changeset
99
448
3cb2bea50456 Generate iso line classes according gnv-issues/issue108
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 447
diff changeset
100 if (ps.getItemCount() > 0) {
447
92b7ccbf6163 Improved generation of iso lines in vertical cross section.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 440
diff changeset
101 series.add(ps);
448
3cb2bea50456 Generate iso line classes according gnv-issues/issue108
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 447
diff changeset
102 if (attributeGenerator != null) {
3cb2bea50456 Generate iso line classes according gnv-issues/issue108
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 447
diff changeset
103 Object attribute = attributeGenerator
3cb2bea50456 Generate iso line classes according gnv-issues/issue108
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 447
diff changeset
104 .generateAttribute(key.i, key.j);
3cb2bea50456 Generate iso line classes according gnv-issues/issue108
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 447
diff changeset
105
3cb2bea50456 Generate iso line classes according gnv-issues/issue108
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 447
diff changeset
106 if (attribute != null) {
3cb2bea50456 Generate iso line classes according gnv-issues/issue108
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 447
diff changeset
107 ps.setAttribute("label", attribute);
3cb2bea50456 Generate iso line classes according gnv-issues/issue108
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 447
diff changeset
108 }
447
92b7ccbf6163 Improved generation of iso lines in vertical cross section.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 440
diff changeset
109 }
92b7ccbf6163 Improved generation of iso lines in vertical cross section.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 440
diff changeset
110 ps.setAttribute("line.width", LINE_WIDTH);
92b7ccbf6163 Improved generation of iso lines in vertical cross section.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 440
diff changeset
111 }
437
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
112 } // for all pairs
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
113
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
114 return series;
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
115 }
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
116 }
b624879d2902 Added vectorizer rings callback to generate iso lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
117 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8:
http://dive4elements.wald.intevation.org