Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/java2d/ShapeUtils.java @ 5362:6d80318e8858

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
merge
author Bettina Gruenbauer <bettina@intevation.de>
date Thu, 21 Mar 2013 16:29:54 +0100
parents 0d8146989012
children
rev   line source
3162
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1 package de.intevation.flys.java2d;
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
2
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
3 import java.awt.Shape;
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
4
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
5 import java.awt.geom.AffineTransform;
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
6 import java.awt.geom.Ellipse2D;
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
7 import java.awt.geom.GeneralPath;
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
8 import java.awt.geom.Rectangle2D;
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
9
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
10 import java.util.HashMap;
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
11 import java.util.Map;
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
12
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
13 public class ShapeUtils
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
14 {
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
15 // TODO: Use enum
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
16 public static final int MEASURED = 0;
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
17 public static final int DIGITIZED = 1;
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
18 public static final int INTERPOLATED = 2;
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
19
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
20 public static final boolean DIGITIZED_FILL = false;
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
21 public static final boolean MEASURED_FILL = true;
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
22 public static final boolean INTERPOLATED_FILL = false;
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
23
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
24 public static final Shape DIGITIZED_SHAPE =
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
25 createCross(4f);
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
26
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
27 public static final Shape MEASURED_SHAPE =
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
28 new Rectangle2D.Double(-2, -2, 4, 4);
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
29
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
30 public static final Shape INTERPOLATED_SHAPE =
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
31 new Ellipse2D.Double(-2, -2, 4, 4);
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
32
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
33 protected static Map<Long, Shape> scaledShapesCache =
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
34 new HashMap<Long, Shape>();
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
35
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
36 public static final Shape createCross(float size) {
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
37 float half = size * 0.5f;
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
38 GeneralPath p = new GeneralPath();
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
39 p.moveTo(-half, -half);
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
40 p.lineTo(half, half);
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
41 p.closePath();
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
42 p.moveTo(-half, half);
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
43 p.lineTo(half, -half);
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
44 p.closePath();
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
45 return p;
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
46 }
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
47
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
48 public static Shape scale(Shape shape, float factor) {
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
49 if (factor == 1f) {
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
50 return shape;
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
51 }
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
52 AffineTransform xform =
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
53 AffineTransform.getScaleInstance(factor, factor);
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
54
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
55 GeneralPath gp = new GeneralPath(shape);
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
56 return gp.createTransformedShape(xform);
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
57 }
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
58
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
59 public static synchronized Shape getScaledShape(int type, float size) {
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
60
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
61 Long hash = Long.valueOf(
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
62 (((long)type) << 32) | Float.floatToIntBits(size));
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
63
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
64 Shape shape = scaledShapesCache.get(hash);
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
65
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
66 if (shape == null) {
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
67 switch (type) {
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
68 case MEASURED:
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
69 shape = MEASURED_SHAPE;
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
70 break;
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
71 case DIGITIZED:
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
72 shape = DIGITIZED_SHAPE;
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
73 break;
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
74 default:
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
75 shape = INTERPOLATED_SHAPE;
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
76 }
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
77 scaledShapesCache.put(hash, shape = scale(shape, size));
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
78 }
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
79
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
80 return shape;
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
81 }
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
82 }
0d8146989012 Added labeling for Q/W points FixingsKMChartService.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
83 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org