Mercurial > dive4elements > river

annotate artifacts/src/main/java/org/dive4elements/river/exports/HistoricalDischargeCurveGenerator.java @ 9312:740d65e4aa14

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Q [m³/s] one message
author gernotbelger
date Thu, 26 Jul 2018 15:54:20 +0200
parents 1cc7653ca84f
children 9b8e8fc1f408
rev   line source
5863
4897a58c8746 River artifacts: Added new copyright headers.
Sascha L. Teichmann <teichmann@intevation.de>
parents: 5838
diff changeset
1 /* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
4897a58c8746 River artifacts: Added new copyright headers.
Sascha L. Teichmann <teichmann@intevation.de>
parents: 5838
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2 * Software engineering by Intevation GmbH
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3 *
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Sascha L. Teichmann <teichmann@intevation.de>
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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.exports;
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10
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11 import java.util.Date;
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12
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13 import org.apache.log4j.Logger;
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14 import org.dive4elements.artifactdatabase.state.ArtifactAndFacet;
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15 import org.dive4elements.artifacts.CallContext;
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16 import org.dive4elements.river.artifacts.D4EArtifact;
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17 import org.dive4elements.river.artifacts.access.HistoricalDischargeAccess;
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18 import org.dive4elements.river.artifacts.model.FacetTypes;
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19 import org.dive4elements.river.artifacts.model.HistoricalWQTimerange;
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20 import org.dive4elements.river.artifacts.model.Timerange;
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21 import org.dive4elements.river.artifacts.model.WQTimerange;
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22 import org.dive4elements.river.jfree.StyledTimeSeries;
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23 import org.dive4elements.river.themes.ThemeDocument;
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24 import org.dive4elements.river.utils.RiverUtils;
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25 import org.jfree.chart.plot.XYPlot;
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26 import org.jfree.data.general.SeriesException;
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27 import org.jfree.data.time.FixedMillisecond;
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28 import org.jfree.data.time.RegularTimePeriod;
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29 import org.jfree.data.time.TimeSeries;
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30 import org.jfree.data.time.TimeSeriesCollection;
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31
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32 /**
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33 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
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34 */
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35 public class HistoricalDischargeCurveGenerator extends TimeseriesChartGenerator implements FacetTypes {
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36
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37 private static Logger log = Logger.getLogger(HistoricalDischargeCurveGenerator.class);
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38
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39 public static final String I18N_CHART_TITLE = "chart.historical.discharge.title";
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40
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41 public static final String I18N_CHART_SUBTITLE = "chart.historical.discharge.subtitle";
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parents: 8202
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42
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43 public static final String I18N_XAXIS_LABEL = "chart.historical.discharge.xaxis.label";
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44
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45 public static final String I18N_YAXIS_LABEL = "chart.historical.discharge.yaxis.label";
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46
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47 public static final String I18N_YAXIS_SECOND_LABEL = "common.export.csv.header.q";
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48
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49 public static enum YAXIS {
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50 W(0), Q(1);
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51
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52 protected int idx;
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53
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54 private YAXIS(final int c) {
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55 this.idx = c;
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56 }
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57 }
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58
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59 @Override
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60 protected YAxisWalker getYAxisWalker() {
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61 return new YAxisWalker() {
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62
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63 @Override
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64 public int length() {
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65 return YAXIS.values().length;
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66 }
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67
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68 @Override
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69 public String getId(final int idx) {
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70 final YAXIS[] yaxes = YAXIS.values();
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71 return yaxes[idx].toString();
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72 }
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73 };
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74 }
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75
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76 @Override
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77 protected String getDefaultChartTitle(final CallContext context) {
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78 return msg(I18N_CHART_TITLE, I18N_CHART_TITLE);
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79 }
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80
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81 @Override
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82 protected String getDefaultChartSubtitle(final CallContext context) {
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83 final D4EArtifact flys = getArtifact();
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84 final Timerange evalTime = new HistoricalDischargeAccess(flys).getEvaluationTimerange();
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85
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86 final Object[] args = new Object[] { RiverUtils.getReferenceGaugeName(flys), evalTime.getStart(), evalTime.getEnd() };
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87
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88 return msg(I18N_CHART_SUBTITLE, "", args);
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89 }
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90
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91 @Override
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92 protected String getDefaultXAxisLabel(final CallContext context) {
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93 return msg(I18N_XAXIS_LABEL, I18N_XAXIS_LABEL);
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94 }
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95
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96 @Override
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97 protected String getDefaultYAxisLabel(final int pos) {
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98 if (pos == 0) {
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99 return msg(I18N_YAXIS_LABEL, I18N_YAXIS_LABEL);
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100 } else if (pos == 1) {
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101 return msg(I18N_YAXIS_SECOND_LABEL, I18N_YAXIS_SECOND_LABEL);
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102 } else {
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103 return "NO TITLE FOR Y AXIS: " + pos;
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104 }
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105 }
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106
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107 @Override
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108 protected void adjustPlot(final XYPlot plot) {
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109 super.adjustPlot(plot);
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110 plot.setRangeZeroBaselineVisible(true);
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111 }
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112
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113 @Override
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114 public void doOut(final ArtifactAndFacet artifactFacet, final ThemeDocument theme, final boolean visible) {
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115 final String name = artifactFacet.getFacetName();
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116 log.debug("HistoricalDischargeCurveGenerator.doOut: " + name);
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117 log.debug("Theme description is: " + artifactFacet.getFacetDescription());
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118
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119 final CallContext context = getContext();
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120
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121 if (name.equals(HISTORICAL_DISCHARGE_Q)) {
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122 doHistoricalDischargeOutQ((D4EArtifact) artifactFacet.getArtifact(), artifactFacet.getData(context), artifactFacet.getFacetDescription(), theme,
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123 visible);
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124 } else if (name.equals(HISTORICAL_DISCHARGE_W)) {
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125 doHistoricalDischargeOutW((D4EArtifact) artifactFacet.getArtifact(), artifactFacet.getData(context), artifactFacet.getFacetDescription(), theme,
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126 visible);
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127 } else if (name.equals(HISTORICAL_DISCHARGE_Q_DIFF)) {
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128 doHistoricalDischargeDifferenceOutQ((D4EArtifact) artifactFacet.getArtifact(), artifactFacet.getData(context), artifactFacet.getFacetDescription(),
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129 theme, visible);
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130 } else if (name.equals(HISTORICAL_DISCHARGE_W_DIFF)) {
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131 doHistoricalDischargeDifferenceOutW((D4EArtifact) artifactFacet.getArtifact(), artifactFacet.getData(context), artifactFacet.getFacetDescription(),
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132 theme, visible);
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133 } else if (FacetTypes.IS.MANUALPOINTS(name)) {
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134 final HistoricalDischargeAccess.EvaluationMode mode = new HistoricalDischargeAccess((D4EArtifact) getMaster()).getEvaluationMode();
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135 final int axis = mode == HistoricalDischargeAccess.EvaluationMode.W ? YAXIS.Q.idx : YAXIS.W.idx;
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136
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137 doPoints(artifactFacet.getData(context), artifactFacet, theme, visible, axis);
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138 } else {
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139 log.warn("doOut(): unknown facet name: " + name);
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140 return;
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141 }
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142 }
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143
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144 protected void doHistoricalDischargeOutQ(final D4EArtifact artifact, final Object data, final String desc, final ThemeDocument theme,
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145 final boolean visible) {
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146 log.debug("doHistoricalDischargeOut(): description = " + desc);
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147
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148 final WQTimerange wqt = (WQTimerange) data;
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149
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150 final TimeSeriesCollection tsc = newTimeSeriesCollection(wqt.getTimeranges(), wqt.getQs(), theme, desc);
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151
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152 addAxisDataset(tsc, YAXIS.Q.idx, visible);
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153 }
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154
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155 protected void doHistoricalDischargeOutW(final D4EArtifact artifact, final Object data, final String desc, final ThemeDocument theme,
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156 final boolean visible) {
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157 log.debug("doHistoricalDischargeOut(): description = " + desc);
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158
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159 final WQTimerange wqt = (WQTimerange) data;
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160
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161 final TimeSeriesCollection tsc = newTimeSeriesCollection(wqt.getTimeranges(), wqt.getWs(), theme, desc);
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162
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163 addAxisDataset(tsc, YAXIS.W.idx, visible);
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164 }
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165
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166 protected void doHistoricalDischargeDifferenceOutQ(final D4EArtifact artifact, final Object data, final String desc, final ThemeDocument theme,
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167 final boolean visible) {
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168 log.debug("doHistoricalDischargeDifferenceOut: desc = " + desc);
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169
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170 final HistoricalWQTimerange wqt = (HistoricalWQTimerange) data;
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171
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172 final TimeSeriesCollection tsc = newTimeSeriesCollection(wqt.getTimeranges(), wqt.getDiffs(), theme, desc);
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173
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174 addAxisDataset(tsc, YAXIS.Q.idx, visible);
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175 }
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176
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177 protected void doHistoricalDischargeDifferenceOutW(final D4EArtifact artifact, final Object data, final String desc, final ThemeDocument theme,
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178 final boolean visible) {
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179 log.debug("doHistoricalDischargeDifferenceOut: desc = " + desc);
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180
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181 final HistoricalWQTimerange wqt = (HistoricalWQTimerange) data;
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182
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183 final TimeSeriesCollection tsc = newTimeSeriesCollection(wqt.getTimeranges(), wqt.getDiffs(), theme, desc);
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184
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185 addAxisDataset(tsc, YAXIS.W.idx, visible);
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186 }
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187
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188 /**
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189 * Creates a new TimeSeriesCollection with a single TimeSeries. The
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190 * TimeSeries will consist of two RegularTimePeriods for each W/Q value
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191 * provided by <i>wqt</i>. This has the effect, that the line in the chart
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192 * looks like a "step chart".
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193 */
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194 protected TimeSeriesCollection newTimeSeriesCollection(final Timerange[] timeranges, final double[] values, final ThemeDocument theme, final String desc) {
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195 log.debug("Create new TimeSeriesCollection for: " + desc);
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196
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197 final TimeSeriesCollection tsc = new TimeSeriesCollection();
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198 final TimeSeries series = new StyledTimeSeries(desc, theme);
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199
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200 for (int i = 0, n = timeranges.length; i < n; i++) {
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201 final RegularTimePeriod[] rtp = newRegularTimePeriod(timeranges[i]);
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202
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203 try {
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204 if (Double.isNaN(values[i])) {
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205 log.warn("Skip TimePeriod because value is NaN.");
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206 continue;
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207 }
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208
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209 series.add(rtp[0], values[i]);
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210 series.add(rtp[1], values[i]);
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211
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212 if (log.isDebugEnabled()) {
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213 log.debug("added Item to TimeSeries:");
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214 log.debug(" TimePeriod: " + rtp[0] + " - " + rtp[1]);
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215 log.debug(" Value: " + values[i]);
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216 }
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217 }
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218 catch (final SeriesException se) {
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219 log.warn("Error while adding TimePeriod: " + se);
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220 }
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221 }
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222
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223 tsc.addSeries(series);
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224
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225 return tsc;
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226 }
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227
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228 /**
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229 * Create array that consists of two
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230 * <i>FixedMillisecond</i> periods [start, end].
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231 *
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232 * @param timerange
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233 * Supports start and end time.
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234 *
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235 * @return an array with two <i>FixedMillisecond</i> periods [start, end].
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236 */
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237 protected RegularTimePeriod[] newRegularTimePeriod(final Timerange timerange) {
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238 final Date start = new Date(timerange.getStart());
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239 final Date end = new Date(timerange.getEnd() - 1000 * 60 * 60 * 24);
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240
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241 return new RegularTimePeriod[] { new FixedMillisecond(start), new FixedMillisecond(end) };
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242 }
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243 }
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244 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
http://dive4elements.wald.intevation.org