annotate flys-artifacts/src/main/java/de/intevation/flys/jfree/JFreeUtil.java @ 5651:9965bb43e79a

update river names in features.xml
author Tom Gottfried <tom@intevation.de>
date Thu, 11 Apr 2013 09:24:05 +0200
parents 080411ac948f
children
rev   line source
3018
fb07f936b5ad New helper.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
1 package de.intevation.flys.jfree;
fb07f936b5ad New helper.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
2
3765
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
3 import java.awt.Shape;
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
4 import java.awt.geom.Rectangle2D;
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
5 import java.util.Iterator;
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
6 import java.util.Random;
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
7
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
8 import org.apache.log4j.Logger;
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
9 import org.jfree.chart.entity.ChartEntity;
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
10 import org.jfree.chart.entity.EntityCollection;
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
11 import org.w3c.dom.Document;
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
12
3109
63ef889eea2b SQ: Directly sample our Function objects instead of Function2D from JFreeChart.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3105
diff changeset
13 import de.intevation.flys.artifacts.math.Function;
63ef889eea2b SQ: Directly sample our Function objects instead of Function2D from JFreeChart.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3105
diff changeset
14
3018
fb07f936b5ad New helper.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
15 public class JFreeUtil {
3772
5a8f8fd5310c The usual wipe after for ill configured Eclipses.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3765
diff changeset
16
3765
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
17 private static final Logger logger = Logger.getLogger(JFreeUtil.class);
3076
5642a83420f2 FLYS artifacts: Removed trailing whitespace.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3023
diff changeset
18
3018
fb07f936b5ad New helper.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
19 /** Do not instantiate. */
fb07f936b5ad New helper.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
20 private JFreeUtil() {
fb07f936b5ad New helper.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
21 }
fb07f936b5ad New helper.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
22
fb07f936b5ad New helper.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
23
fb07f936b5ad New helper.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
24 /**
fb07f936b5ad New helper.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
25 * True if \param hotspot collides with a Entity in \param entities.
fb07f936b5ad New helper.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
26 * @param hotspot Shape to compare against other shapes (bounds only).
fb07f936b5ad New helper.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
27 * @param entities entities against which to compare shape.
3023
e19ff9086035 Avoid collisions between line labels.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 3018
diff changeset
28 * @param exclusiveEntityClass If not null, consider only entities of
e19ff9086035 Avoid collisions between line labels.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 3018
diff changeset
29 * given class.
e19ff9086035 Avoid collisions between line labels.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 3018
diff changeset
30 * @return true if a collision (non-zero intersection) exists between
3018
fb07f936b5ad New helper.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
31 * shapes.
fb07f936b5ad New helper.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
32 */
3023
e19ff9086035 Avoid collisions between line labels.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 3018
diff changeset
33 public static boolean collides(Shape hotspot, EntityCollection entities,
e19ff9086035 Avoid collisions between line labels.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 3018
diff changeset
34 Class exclusiveEntityClass) {
3018
fb07f936b5ad New helper.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
35 if (entities == null) return false;
fb07f936b5ad New helper.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
36
fb07f936b5ad New helper.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
37 Rectangle2D hotspotBox = hotspot.getBounds2D();
3076
5642a83420f2 FLYS artifacts: Removed trailing whitespace.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3023
diff changeset
38
3018
fb07f936b5ad New helper.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
39 for (Iterator i = entities.iterator(); i.hasNext(); ) {
fb07f936b5ad New helper.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
40 Object next = i.next();
fb07f936b5ad New helper.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
41 ChartEntity entity = (ChartEntity) next;
3023
e19ff9086035 Avoid collisions between line labels.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 3018
diff changeset
42 if (exclusiveEntityClass == null
e19ff9086035 Avoid collisions between line labels.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 3018
diff changeset
43 || exclusiveEntityClass.isInstance(entity))
e19ff9086035 Avoid collisions between line labels.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 3018
diff changeset
44 {
e19ff9086035 Avoid collisions between line labels.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 3018
diff changeset
45 if (entity.getArea().intersects(hotspotBox)) {
e19ff9086035 Avoid collisions between line labels.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 3018
diff changeset
46 // Found collision, early stop.
e19ff9086035 Avoid collisions between line labels.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 3018
diff changeset
47 return true;
e19ff9086035 Avoid collisions between line labels.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 3018
diff changeset
48 }
3018
fb07f936b5ad New helper.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
49 }
fb07f936b5ad New helper.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
50 }
fb07f936b5ad New helper.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
51
fb07f936b5ad New helper.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
52 return false;
fb07f936b5ad New helper.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
53 }
3772
5a8f8fd5310c The usual wipe after for ill configured Eclipses.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3765
diff changeset
54
5a8f8fd5310c The usual wipe after for ill configured Eclipses.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3765
diff changeset
55
3765
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
56 /**
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
57 * This function samples a randomized line that contains of x and y values
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
58 * between <i>startX</i>, <i>endX</i>, <i>startY</i> and <i>endY</i>. The
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
59 * number of points in the line is specified by <i>num</i>.
3772
5a8f8fd5310c The usual wipe after for ill configured Eclipses.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3765
diff changeset
60 *
3765
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
61 * @param num The number of points in the line.
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
62 * @param startX The min value of the x values.
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
63 * @param endX The max value of the x values.
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
64 * @param startY The min value of the y values.
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
65 * @param endY The max value of the y values.
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
66 * @return an array with [allX-values, allY-values].
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
67 * @throws IllegalArgumentException
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
68 */
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
69 public static double[][] randomizeLine(
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
70 int num,
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
71 double startX,
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
72 double endX,
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
73 double startY,
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
74 double endY
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
75 ) throws IllegalArgumentException
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
76 {
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
77 if (num <= 0) {
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
78 throw new IllegalArgumentException("Parameter 'num' has to be > 0");
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
79 }
3772
5a8f8fd5310c The usual wipe after for ill configured Eclipses.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3765
diff changeset
80
3765
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
81 Random random = new Random();
3772
5a8f8fd5310c The usual wipe after for ill configured Eclipses.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3765
diff changeset
82
3765
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
83 double[] x = new double[num];
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
84 double[] y = new double[num];
3772
5a8f8fd5310c The usual wipe after for ill configured Eclipses.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3765
diff changeset
85
3765
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
86 for (int i = 0; i < num; i++) {
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
87 double xFac = random.nextDouble();
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
88 double yFac = random.nextDouble();
3772
5a8f8fd5310c The usual wipe after for ill configured Eclipses.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3765
diff changeset
89
3765
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
90 x[i] = startX + xFac * (endX - startX);
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
91 y[i] = startY + yFac * (endY - startY);
3772
5a8f8fd5310c The usual wipe after for ill configured Eclipses.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3765
diff changeset
92
3765
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
93 logger.debug("Created new point: " + x[i] + "|" + y[i]);
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
94 }
3772
5a8f8fd5310c The usual wipe after for ill configured Eclipses.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3765
diff changeset
95
3765
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
96 return new double[][] { x, y };
d8f2ab5b61c3 Added JFreeUtil.randomizeLine() to generate randomized lines.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3109
diff changeset
97 }
3105
9592b7d76633 Generate fake data for SQ curves; Implemented the Facet and Generator stuff.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3083
diff changeset
98
9592b7d76633 Generate fake data for SQ curves; Implemented the Facet and Generator stuff.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3083
diff changeset
99
9592b7d76633 Generate fake data for SQ curves; Implemented the Facet and Generator stuff.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3083
diff changeset
100 public static StyledXYSeries sampleFunction2D(
3109
63ef889eea2b SQ: Directly sample our Function objects instead of Function2D from JFreeChart.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3105
diff changeset
101 Function func,
63ef889eea2b SQ: Directly sample our Function objects instead of Function2D from JFreeChart.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3105
diff changeset
102 Document theme,
63ef889eea2b SQ: Directly sample our Function objects instead of Function2D from JFreeChart.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3105
diff changeset
103 String seriesKey,
63ef889eea2b SQ: Directly sample our Function objects instead of Function2D from JFreeChart.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3105
diff changeset
104 int samples,
63ef889eea2b SQ: Directly sample our Function objects instead of Function2D from JFreeChart.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3105
diff changeset
105 double start,
63ef889eea2b SQ: Directly sample our Function objects instead of Function2D from JFreeChart.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3105
diff changeset
106 double end
3105
9592b7d76633 Generate fake data for SQ curves; Implemented the Facet and Generator stuff.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3083
diff changeset
107 ) {
9592b7d76633 Generate fake data for SQ curves; Implemented the Facet and Generator stuff.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3083
diff changeset
108 StyledXYSeries series = new StyledXYSeries(seriesKey, theme);
9592b7d76633 Generate fake data for SQ curves; Implemented the Facet and Generator stuff.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3083
diff changeset
109
9592b7d76633 Generate fake data for SQ curves; Implemented the Facet and Generator stuff.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3083
diff changeset
110 double step = (end - start) / (samples - 1);
9592b7d76633 Generate fake data for SQ curves; Implemented the Facet and Generator stuff.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3083
diff changeset
111
9592b7d76633 Generate fake data for SQ curves; Implemented the Facet and Generator stuff.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3083
diff changeset
112 for (int i = 0; i < samples; i++) {
9592b7d76633 Generate fake data for SQ curves; Implemented the Facet and Generator stuff.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3083
diff changeset
113 double x = start + (step * i);
3109
63ef889eea2b SQ: Directly sample our Function objects instead of Function2D from JFreeChart.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3105
diff changeset
114 series.add(x, func.value(x));
3105
9592b7d76633 Generate fake data for SQ curves; Implemented the Facet and Generator stuff.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3083
diff changeset
115 }
9592b7d76633 Generate fake data for SQ curves; Implemented the Facet and Generator stuff.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3083
diff changeset
116
9592b7d76633 Generate fake data for SQ curves; Implemented the Facet and Generator stuff.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3083
diff changeset
117 return series;
9592b7d76633 Generate fake data for SQ curves; Implemented the Facet and Generator stuff.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 3083
diff changeset
118 }
4564
080411ac948f More solid S/Q function sampling
Sascha L. Teichmann <teichmann@intevation.de>
parents: 3772
diff changeset
119
080411ac948f More solid S/Q function sampling
Sascha L. Teichmann <teichmann@intevation.de>
parents: 3772
diff changeset
120 public static StyledXYSeries sampleFunction2DPositive(
080411ac948f More solid S/Q function sampling
Sascha L. Teichmann <teichmann@intevation.de>
parents: 3772
diff changeset
121 Function func,
080411ac948f More solid S/Q function sampling
Sascha L. Teichmann <teichmann@intevation.de>
parents: 3772
diff changeset
122 Document theme,
080411ac948f More solid S/Q function sampling
Sascha L. Teichmann <teichmann@intevation.de>
parents: 3772
diff changeset
123 String seriesKey,
080411ac948f More solid S/Q function sampling
Sascha L. Teichmann <teichmann@intevation.de>
parents: 3772
diff changeset
124 int samples,
080411ac948f More solid S/Q function sampling
Sascha L. Teichmann <teichmann@intevation.de>
parents: 3772
diff changeset
125 double start,
080411ac948f More solid S/Q function sampling
Sascha L. Teichmann <teichmann@intevation.de>
parents: 3772
diff changeset
126 double end
080411ac948f More solid S/Q function sampling
Sascha L. Teichmann <teichmann@intevation.de>
parents: 3772
diff changeset
127 ) {
080411ac948f More solid S/Q function sampling
Sascha L. Teichmann <teichmann@intevation.de>
parents: 3772
diff changeset
128 StyledXYSeries series = new StyledXYSeries(seriesKey, theme);
080411ac948f More solid S/Q function sampling
Sascha L. Teichmann <teichmann@intevation.de>
parents: 3772
diff changeset
129
080411ac948f More solid S/Q function sampling
Sascha L. Teichmann <teichmann@intevation.de>
parents: 3772
diff changeset
130 double step = (end - start) / (samples - 1);
080411ac948f More solid S/Q function sampling
Sascha L. Teichmann <teichmann@intevation.de>
parents: 3772
diff changeset
131
080411ac948f More solid S/Q function sampling
Sascha L. Teichmann <teichmann@intevation.de>
parents: 3772
diff changeset
132 for (int i = 0; i < samples; i++) {
080411ac948f More solid S/Q function sampling
Sascha L. Teichmann <teichmann@intevation.de>
parents: 3772
diff changeset
133 double x = start + (step * i);
080411ac948f More solid S/Q function sampling
Sascha L. Teichmann <teichmann@intevation.de>
parents: 3772
diff changeset
134 double v = func.value(x);
080411ac948f More solid S/Q function sampling
Sascha L. Teichmann <teichmann@intevation.de>
parents: 3772
diff changeset
135 if (x > 0d && v > 0d) {
080411ac948f More solid S/Q function sampling
Sascha L. Teichmann <teichmann@intevation.de>
parents: 3772
diff changeset
136 series.add(x, v);
080411ac948f More solid S/Q function sampling
Sascha L. Teichmann <teichmann@intevation.de>
parents: 3772
diff changeset
137 }
080411ac948f More solid S/Q function sampling
Sascha L. Teichmann <teichmann@intevation.de>
parents: 3772
diff changeset
138 }
080411ac948f More solid S/Q function sampling
Sascha L. Teichmann <teichmann@intevation.de>
parents: 3772
diff changeset
139
080411ac948f More solid S/Q function sampling
Sascha L. Teichmann <teichmann@intevation.de>
parents: 3772
diff changeset
140 return series;
080411ac948f More solid S/Q function sampling
Sascha L. Teichmann <teichmann@intevation.de>
parents: 3772
diff changeset
141 }
3018
fb07f936b5ad New helper.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
142 }
3083
4bd3d8bbb60c Added missing vim lines.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3076
diff changeset
143 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :

http://dive4elements.wald.intevation.org