Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/artifacts/services/QWSeriesCollection.java @ 9348:a3f318347707

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Show wq outliers within same thems with different symbol: not ready yet
author gernotbelger
date Tue, 31 Jul 2018 11:25:38 +0200
parents af13ceeba52a
children ddcd52d239cd
rev   line source
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1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
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2 * Software engineering by Intevation GmbH
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3 *
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4 * This file is Free Software under the GNU AGPL (>=v3)
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5 * and comes with ABSOLUTELY NO WARRANTY! Check out the
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6 * documentation coming with Dive4Elements River for details.
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7 */
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8
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9 package org.dive4elements.river.artifacts.services;
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10
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11 import org.dive4elements.river.artifacts.model.fixings.QWI;
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12 import org.dive4elements.river.exports.fixings.FixWQCurveGenerator;
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13
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14 import org.dive4elements.river.jfree.ShapeRenderer;
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15
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16 import java.awt.BasicStroke;
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17 import java.awt.Color;
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18 import java.awt.Paint;
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19 import java.awt.Shape;
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20
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21 import java.awt.geom.Rectangle2D;
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22
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23 import java.text.DateFormat;
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24 import java.text.SimpleDateFormat;
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25
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26 import java.util.ArrayList;
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27 import java.util.Date;
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28 import java.util.HashMap;
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29 import java.util.List;
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30 import java.util.Map;
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31
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32 import org.jfree.chart.LegendItem;
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33 import org.jfree.chart.LegendItemCollection;
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34
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35 import org.jfree.chart.labels.XYItemLabelGenerator;
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36
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37 import org.jfree.chart.renderer.xy.StandardXYItemRenderer;
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38
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39 import org.jfree.data.xy.XYDataset;
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40 import org.jfree.data.xy.XYSeries;
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41 import org.jfree.data.xy.XYSeriesCollection;
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42
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43 public class QWSeriesCollection
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44 extends XYSeriesCollection
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45 implements XYItemLabelGenerator
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46 {
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47 public interface LabelGenerator {
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48 String createLabel(QWI qw);
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49 } // interface LabelGenerator
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50
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51 public static class DateFormatLabelGenerator
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52 implements LabelGenerator
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53 {
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54 protected DateFormat format;
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55
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56 public DateFormatLabelGenerator() {
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57 this("dd.MM.yyyy");
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58 }
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59
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60 public DateFormatLabelGenerator(String format) {
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61 this(new SimpleDateFormat(format));
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62 }
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63
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64 public DateFormatLabelGenerator(DateFormat format) {
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65 this.format = format;
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66 }
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67
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68 @Override
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69 public String createLabel(QWI qw) {
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70 Date date = qw.getDate();
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71 return date != null ? format.format(date) : "";
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72 }
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73 } // class DateFormatLabelGenerator
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74
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75 public static final LabelGenerator SIMPLE_GENERATOR =
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76 new DateFormatLabelGenerator();
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77
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78 protected Date minDate;
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79 protected Date maxDate;
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80
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81 protected List<List<QWI>> labels;
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82
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83 protected Rectangle2D area;
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84
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85 protected LabelGenerator labelGenerator;
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86
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87 protected Map<ShapeRenderer.Entry, Integer> knownShapes =
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88 new HashMap<>();
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89
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90 public QWSeriesCollection() {
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91 labels = new ArrayList<>();
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92 labelGenerator = SIMPLE_GENERATOR;
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93 }
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94
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95 public QWSeriesCollection(LabelGenerator labelGenerator) {
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96 this();
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97 this.labelGenerator = labelGenerator;
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98 }
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99
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100 private static ShapeRenderer.Entry classify(QWI qw) {
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101
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102 final boolean interpolated = qw.getInterpolated();
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103
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104 final Shape shape = FixWQCurveGenerator.getWQDShape(qw);
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105
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106 final boolean filled = !interpolated;
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107 return new ShapeRenderer.Entry(shape, Color.blue, filled);
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108 }
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109
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110 public void add(QWI qw) {
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111
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112 ShapeRenderer.Entry key = classify(qw);
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113
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114 Integer seriesNo = knownShapes.get(key);
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115
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116 XYSeries series;
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117
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118 if (seriesNo == null) {
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119 seriesNo = Integer.valueOf(getSeriesCount());
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120 knownShapes.put(key, seriesNo);
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121 series = new XYSeries(seriesNo, false);
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122 addSeries(series);
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123 labels.add(new ArrayList<QWI>());
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124 }
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125 else {
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126 series = getSeries(seriesNo);
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127 }
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128
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129 series.add(qw.getQ(), qw.getW());
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130
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131 labels.get(seriesNo).add(qw);
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132
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133 extendDateRange(qw);
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134 extendArea(qw);
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135 }
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136
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137 protected void extendDateRange(QWI qw) {
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138 Date date = qw.getDate();
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139 if (date != null) {
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140 if (minDate == null) {
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141 minDate = maxDate = date;
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142 }
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143 else {
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144 if (date.compareTo(minDate) < 0) {
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145 minDate = date;
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146 }
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147 if (date.compareTo(maxDate) > 0) {
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148 maxDate = date;
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149 }
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150 }
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151 }
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152 }
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153
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154 protected void extendArea(QWI qw) {
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155 if (area == null) {
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156 area = new Rectangle2D.Double(
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157 qw.getQ(), qw.getW(), 0d, 0d);
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158 }
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159 else {
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160 area.add(qw.getQ(), qw.getW());
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161 }
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162 }
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163
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164 public Rectangle2D getArea() {
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165 return area;
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166 }
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167
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168 public Date getMinDate() {
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169 return minDate;
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170 }
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171
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172 public Date getMaxDate() {
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173 return maxDate;
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174 }
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175
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176 public LabelGenerator getLabelGenerator() {
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177 return labelGenerator;
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178 }
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179
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180 @Override
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181 public String generateLabel(XYDataset dataset, int series, int item) {
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182 return labelGenerator.createLabel(labels.get(series).get(item));
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183 }
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184
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185 public StandardXYItemRenderer createRenderer() {
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186 StandardXYItemRenderer renderer = new ShapeRenderer(knownShapes);
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187 renderer.setBaseItemLabelGenerator(this);
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188 renderer.setBaseSeriesVisibleInLegend(false);
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189 renderer.setBaseItemLabelsVisible(true);
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190 return renderer;
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191 }
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192
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193 public static final LegendItem legendItem(
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194 String label,
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195 Paint paint,
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196 Shape shape,
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197 boolean filled
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198 ) {
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199 BasicStroke stroke = new BasicStroke();
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200 return new LegendItem(
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201 label, // label
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202 null, // description
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203 null, // tooltip
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204 null, // url
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205 true, // shape visible
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206 shape, // shape
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207 filled, // shape filled
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208 filled ? paint : Color.white, // fill paint
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209 true, // shape outline
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210 paint, // outline paint
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211 stroke, // outline stroke
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212 false, // line visible
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213 shape, // line
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214 stroke, // line stroke
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215 Color.white);
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216 }
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217
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218 public void addLegendItems(
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219 LegendItemCollection lic,
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220 ShapeRenderer.LabelGenerator lg
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221 ) {
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222 for (ShapeRenderer.Entry entry: knownShapes.keySet()) {
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223 lic.add(legendItem(
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224 lg.createLabel(entry),
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225 entry.getPaint(),
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226 entry.getShape(),
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227 entry.getFilled()));
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228 }
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229 }
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230 }
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231 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org