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comparison flys-artifacts/src/main/java/de/intevation/flys/artifacts/model/MainValuesQFacet.java @ 2778:26f2e7e500dd

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Also draw lines from q mainvalues to duration curve. flys-artifacts/trunk@4517 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Fri, 25 May 2012 13:31:40 +0000
parents 105097966111
children 0f7abd95c6e2
comparison
equal deleted inserted replaced
2777:5543492f2da4 2778:26f2e7e500dd
1 package de.intevation.flys.artifacts.model; 1 package de.intevation.flys.artifacts.model;
2 2
3 import java.util.ArrayList; 3 import java.util.ArrayList;
4 import java.util.List; 4 import java.util.List;
5 5
6 import org.apache.log4j.Logger;
7
6 import de.intevation.artifacts.Artifact; 8 import de.intevation.artifacts.Artifact;
7 import de.intevation.artifacts.CallContext; 9 import de.intevation.artifacts.CallContext;
10 import de.intevation.artifacts.DataProvider;
8 11
9 import de.intevation.artifactdatabase.state.DefaultFacet; 12 import de.intevation.artifactdatabase.state.DefaultFacet;
10 13
11 import de.intevation.flys.artifacts.MainValuesArtifact; 14 import de.intevation.flys.artifacts.MainValuesArtifact;
15 import de.intevation.flys.artifacts.math.Linear;
12 import de.intevation.flys.artifacts.model.FacetTypes; 16 import de.intevation.flys.artifacts.model.FacetTypes;
17 import de.intevation.flys.artifacts.model.WQDay;
13 import de.intevation.flys.jfree.FLYSAnnotation; 18 import de.intevation.flys.jfree.FLYSAnnotation;
14 import de.intevation.flys.jfree.StickyAxisAnnotation; 19 import de.intevation.flys.jfree.StickyAxisAnnotation;
15 20
16 import de.intevation.flys.exports.DurationCurveGenerator; 21 import de.intevation.flys.exports.DurationCurveGenerator;
22
17 23
18 /** 24 /**
19 * Facet to show Main Q Values. 25 * Facet to show Main Q Values.
20 * TODO Join with W implementation. 26 * TODO Join with W implementation.
21 */ 27 */
22 public class MainValuesQFacet 28 public class MainValuesQFacet
23 extends DefaultFacet 29 extends DefaultFacet
24 implements FacetTypes { 30 implements FacetTypes {
31
32 /** Own logger. */
33 private static Logger logger = Logger.getLogger(RelativePointFacet.class);
25 34
26 /** Do we want MainValues at Gauge (not interpolated)? */ 35 /** Do we want MainValues at Gauge (not interpolated)? */
27 protected boolean isAtGauge; 36 protected boolean isAtGauge;
28 37
29 /** Trivial Constructor. */ 38 /** Trivial Constructor. */
30 public MainValuesQFacet(String name, String description, boolean atGauge) { 39 public MainValuesQFacet(String name, String description, boolean atGauge) {
31 this.description = description; 40 this.description = description;
32 this.name = name; 41 this.name = name;
33 this.index = 0; 42 this.index = 0;
34 this.isAtGauge = atGauge; 43 this.isAtGauge = atGauge;
44 }
45
46 /**
47 * Set the hit-point in Q where a line drawn from the axis would hit the
48 * curve in WQDay (if hit).
49 * Employ linear interpolation.
50 */
51 protected static void setHitPoint(WQDay wqday, StickyAxisAnnotation annotation) {
52 int idx = 0;
53 float q = annotation.getPos();
54 boolean qIncreases = wqday.getQ(0) < wqday.getQ(wqday.size()-1);
55 if (qIncreases) {
56 while (idx < wqday.size() && wqday.getQ(idx) < q) {
57 idx++;
58 }
59 }
60 else {
61 idx = wqday.size() -1;
62 while (idx > 0 && wqday.getQ(idx) > q) {
63 idx--;
64 }
65 }
66
67 double day = 0d;
68 int mod = (qIncreases) ? -1 : +1;
69 if (idx != 0 && idx <= wqday.size()-1) {
70 day = Linear.linear(q, wqday.getQ(idx +mod), wqday.getQ(idx),
71 wqday.getDay(idx+mod), wqday.getDay(idx));
72 annotation.setHitPoint((float)day);
73 }
74 else {
75 logger.debug("StickyAnnotation does not hit wqday curve");
76 }
35 } 77 }
36 78
37 79
38 /** 80 /**
39 * Returns the data this facet requires. 81 * Returns the data this facet requires.
48 MainValuesArtifact mvArtifact = (MainValuesArtifact) artifact; 90 MainValuesArtifact mvArtifact = (MainValuesArtifact) artifact;
49 91
50 List<NamedDouble> qs = mvArtifact.getMainValuesQ(isAtGauge); 92 List<NamedDouble> qs = mvArtifact.getMainValuesQ(isAtGauge);
51 List<StickyAxisAnnotation> xy = new ArrayList<StickyAxisAnnotation>(); 93 List<StickyAxisAnnotation> xy = new ArrayList<StickyAxisAnnotation>();
52 94
95 WQDay wqdays = null;
96 List<DataProvider> providers = context.
97 getDataProvider(DurationCurveFacet.BB_DURATIONCURVE);
98 if (providers.size() < 1) {
99 logger.warn("Could not find durationcurve data provider.");
100 }
101 else {
102 wqdays = (WQDay) providers.get(0).provideData(
103 DurationCurveFacet.BB_DURATIONCURVE,
104 null,
105 context);
106 }
107
53 // Rather specific case, Q-Annotations at a maybe second yaxis. 108 // Rather specific case, Q-Annotations at a maybe second yaxis.
109 StickyAxisAnnotation annotation = null;
54 if (this.name.equals(DURATION_MAINVALUES_Q)) { 110 if (this.name.equals(DURATION_MAINVALUES_Q)) {
55 for (NamedDouble q: qs) { 111 for (NamedDouble q: qs) {
56 xy.add(new StickyAxisAnnotation( 112 annotation =
57 q.getName(), 113 new StickyAxisAnnotation(
58 (float) q.getValue(), 114 q.getName(),
59 StickyAxisAnnotation.SimpleAxis.Y_AXIS, 115 (float) q.getValue(),
60 DurationCurveGenerator.YAXIS.Q.idx)); 116 StickyAxisAnnotation.SimpleAxis.Y_AXIS,
117 DurationCurveGenerator.YAXIS.Q.idx);
118 xy.add(annotation);
119 if (wqdays != null) {
120 setHitPoint(wqdays, annotation);
121 }
61 } 122 }
62 } 123 }
63 else { 124 else {
64 for (NamedDouble q: qs) { 125 for (NamedDouble q: qs) {
65 xy.add(new StickyAxisAnnotation( 126 annotation =
66 q.getName(), 127 new StickyAxisAnnotation(
67 (float) q.getValue(), 128 q.getName(),
68 StickyAxisAnnotation.SimpleAxis.X_AXIS)); 129 (float) q.getValue(),
130 StickyAxisAnnotation.SimpleAxis.X_AXIS);
131 xy.add(annotation);
132 if (wqdays != null) {
133 setHitPoint(wqdays, annotation);
134 }
69 } 135 }
70 } 136 }
71 137
72 return new FLYSAnnotation(description, xy); 138 return new FLYSAnnotation(description, xy);
73 } 139 }
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