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comparison artifacts/src/main/java/org/dive4elements/river/jfree/AxisDataset.java @ 9496:d8e753d0fdb9

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stripedArea introduced for Assessment Scheme/Bewertungsschema
author gernotbelger
date Wed, 26 Sep 2018 15:48:05 +0200
parents e5f688820951
children ef5754ba5573
comparison
equal deleted inserted replaced
9495:bb278c927b66 9496:d8e753d0fdb9
6 * documentation coming with Dive4Elements River for details. 6 * documentation coming with Dive4Elements River for details.
7 */ 7 */
8 8
9 package org.dive4elements.river.jfree; 9 package org.dive4elements.river.jfree;
10 10
11 import java.util.ArrayList;
11 import java.util.List; 12 import java.util.List;
12 import java.util.ArrayList;
13 13
14 import org.jfree.data.Range; 14 import org.jfree.data.Range;
15 import org.jfree.data.RangeInfo; 15 import org.jfree.data.RangeInfo;
16 import org.jfree.data.time.TimeSeriesCollection;
16 import org.jfree.data.xy.XYDataset; 17 import org.jfree.data.xy.XYDataset;
17 import org.jfree.data.xy.XYSeries;
18 import org.jfree.data.xy.XYSeriesCollection;
19 import org.jfree.data.time.TimeSeriesCollection;
20
21 import org.apache.log4j.Logger;
22 18
23 /** 19 /**
24 * Axis datasets. 20 * Axis datasets.
25 */ 21 */
26 public class AxisDataset 22 public class AxisDataset {
27 {
28 private static Logger log = Logger.getLogger(AxisDataset.class);
29 23
30 /** Symbolic integer, but also coding the priority (0 goes first). */ 24 /** Symbolic integer, but also coding the priority (0 goes first). */
31 protected int axisSymbol; 25 protected int axisSymbol;
32 26
33 /** List of assigned datasets (in order). */ 27 /** List of assigned datasets (in order). */
40 protected int plotAxisIndex; 34 protected int plotAxisIndex;
41 35
42 protected boolean rangeDirty; 36 protected boolean rangeDirty;
43 37
44 /** Create AxisDataset. */ 38 /** Create AxisDataset. */
45 public AxisDataset(int symb) { 39 public AxisDataset(final int symb) {
46 axisSymbol = symb; 40 this.axisSymbol = symb;
47 datasets = new ArrayList<XYDataset>(); 41 this.datasets = new ArrayList<>();
48 } 42 }
49 43
50 /** Add a dataset to internal list for this axis. */ 44 /** Add a dataset to internal list for this axis. */
51 public void addDataset(XYDataset dataset) { 45 public void addDataset(final XYDataset dataset) {
52 datasets.add(dataset); 46 this.datasets.add(dataset);
53 rangeDirty = true; 47 this.rangeDirty = true;
54 } 48 }
55 49
56 /** Add a dataset. */ 50 public void setRange(final Range val) {
57 public void addDataset(XYSeries series) { 51 this.range = val;
58 addDataset(new XYSeriesCollection(series));
59 }
60
61 public void setRange(Range val) {
62 range = val;
63 } 52 }
64 53
65 /** Get Range for the range axis of this dataset. */ 54 /** Get Range for the range axis of this dataset. */
66 public Range getRange() { 55 public Range getRange() {
67 if (range != null && !rangeDirty) { 56 if (this.range != null && !this.rangeDirty) {
68 return range; 57 return this.range;
69 } 58 }
70 /* Calculate the min / max of all series */ 59 /* Calculate the min / max of all series */
71 for (XYDataset dataset: datasets) { 60 for (final XYDataset dataset : this.datasets) {
72 Range newRange = null; 61 Range newRange = null;
73 if (dataset instanceof StyledAreaSeriesCollection) { 62 if (dataset instanceof StyledAreaSeriesCollection) {
74 final StyledAreaSeriesCollection areaSeries = (StyledAreaSeriesCollection) dataset; 63 final StyledAreaSeriesCollection areaSeries = (StyledAreaSeriesCollection) dataset;
75 if( areaSeries.shouldCalculateRange() ) 64 if (areaSeries.shouldCalculateRange())
76 newRange = areaSeries.getRangeBounds(false); 65 newRange = areaSeries.getRangeBounds(false);
77 else { 66 else {
78 /* For most area themes, we do not include areas in the range calculation because 67 /*
68 * For most area themes, we do not include areas in the range calculation because
79 * they are used with very large / small values to draw areas 69 * they are used with very large / small values to draw areas
80 * with axis boundaries */ 70 * with axis boundaries
71 */
81 continue; 72 continue;
82 } 73 }
83 } else if (dataset instanceof RangeInfo) { 74 } else if (dataset instanceof RangeInfo) {
84 /* The usual case for most series */ 75 /* The usual case for most series */
85 newRange = ((RangeInfo) dataset).getRangeBounds(false); 76 newRange = ((RangeInfo) dataset).getRangeBounds(false);
86 } else if (dataset instanceof TimeSeriesCollection) { 77 } else if (dataset instanceof TimeSeriesCollection) {
87 /* Lalala <3 Jfreechart's class hirarchy */ 78 /* Lalala <3 Jfreechart's class hirarchy */
88 newRange = ((TimeSeriesCollection)dataset) 79 newRange = ((TimeSeriesCollection) dataset).getRangeBounds(false);
89 .getRangeBounds(false);
90 } 80 }
91 81
92 /* Now we only expand as we also only add new data */ 82 /* Now we only expand as we also only add new data */
93 if (range == null) { 83 if (this.range == null) {
94 range = newRange; 84 this.range = newRange;
95 } else { 85 } else {
96 range = Range.combine(range, newRange); 86 this.range = Range.combine(this.range, newRange);
97 } 87 }
98 } 88 }
99 rangeDirty = false; 89 this.rangeDirty = false;
100 return range; 90 return this.range;
101 } 91 }
102 92
103 /** Get Array of Datasets. */ 93 /** Get Array of Datasets. */
104 public XYDataset[] getDatasets() { 94 public XYDataset[] getDatasets() {
105 return datasets.toArray(new XYDataset[datasets.size()]); 95 return this.datasets.toArray(new XYDataset[this.datasets.size()]);
106 }
107
108 /** True if to be rendered as area. */
109 public boolean isArea(XYDataset series) {
110 return (series instanceof StyledAreaSeriesCollection);
111 } 96 }
112 97
113 /** True if no datasets given. */ 98 /** True if no datasets given. */
114 public boolean isEmpty() { 99 public boolean isEmpty() {
115 return datasets.isEmpty(); 100 return this.datasets.isEmpty();
116 } 101 }
117 102
118 /** Set the 'real' axis index that this axis is mapped to. */ 103 /** Set the 'real' axis index that this axis is mapped to. */
119 public void setPlotAxisIndex(int axisIndex) { 104 public void setPlotAxisIndex(final int axisIndex) {
120 plotAxisIndex = axisIndex; 105 this.plotAxisIndex = axisIndex;
121 } 106 }
122 107
123 /** Get the 'real' axis index that this axis is mapped to. */ 108 /** Get the 'real' axis index that this axis is mapped to. */
124 public int getPlotAxisIndex() { 109 public int getPlotAxisIndex() {
125 return plotAxisIndex; 110 return this.plotAxisIndex;
126 } 111 }
127
128 /** Add a Dataset that describes an area. */
129 public void addArea(StyledAreaSeriesCollection series) {
130 addDataset(series);
131 }
132
133 } 112 }
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