Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/exports/WDifferencesCurveGenerator.java @ 1640:fb296bdf815f

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Improved w-differences diagram generation with included 'absolute' values. flys-artifacts/trunk@2825 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Mon, 26 Sep 2011 13:37:30 +0000
parents d1b20d0e9eb4
children 614ffddb860e
rev   line source
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08048bd090e6 Added very stubby WDifferences State/OutGenerator for WINFOArtifact.
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1 package de.intevation.flys.exports;
08048bd090e6 Added very stubby WDifferences State/OutGenerator for WINFOArtifact.
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2
08048bd090e6 Added very stubby WDifferences State/OutGenerator for WINFOArtifact.
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3 import org.apache.log4j.Logger;
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4
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5 import org.jfree.chart.JFreeChart;
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6 import org.jfree.chart.plot.XYPlot;
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7 import org.jfree.chart.title.TextTitle;
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8 import org.jfree.data.xy.XYSeries;
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9
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10 import org.w3c.dom.Document;
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11
08048bd090e6 Added very stubby WDifferences State/OutGenerator for WINFOArtifact.
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12 import de.intevation.artifacts.Artifact;
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13
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14 import de.intevation.artifactdatabase.state.Facet;
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15
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16 import de.intevation.flys.artifacts.FLYSArtifact;
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17 import de.intevation.flys.artifacts.model.FacetTypes;
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18 import de.intevation.flys.artifacts.model.WKms;
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19
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20 import de.intevation.flys.utils.DataUtil;
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21 import de.intevation.flys.model.Gauge;
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22 import de.intevation.flys.model.River;
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23
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24 import de.intevation.flys.artifacts.WINFOArtifact;
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25
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26 import de.intevation.flys.artifacts.model.WQKms;
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27 import de.intevation.flys.utils.FLYSUtils;
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28
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29
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30
08048bd090e6 Added very stubby WDifferences State/OutGenerator for WINFOArtifact.
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31 /**
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32 * An OutGenerator that generates w differences curves.
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33 */
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34 public class WDifferencesCurveGenerator
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35 extends LongitudinalSectionGenerator
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36 implements FacetTypes
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37 {
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38 /** The logger that is used in this generator. */
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39 private static Logger logger =
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40 Logger.getLogger(WDifferencesCurveGenerator.class);
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41
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42 public static final String I18N_CHART_TITLE =
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43 "chart.w_differences.title";
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44
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45 public static final String I18N_CHART_SUBTITLE =
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46 "chart.w_differences.subtitle";
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47
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48 public static final String I18N_2YAXIS_LABEL =
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49 "chart.w_differences.yaxis.second.label";
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50
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51 // TODO proper i18n.
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52 public static final String I18N_CHART_TITLE_DEFAULT = "W-Differenzen";
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53 public static final String I18N_XAXIS_LABEL_DEFAULT = "km";
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54 public static final String I18N_YAXIS_LABEL_DEFAULT = "W [m]";
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55
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56
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57 /**
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58 * Add a subtitle to Chart.
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59 * @param chart Chart to add subtitle to.
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60 */
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61 @Override
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62 protected void addSubtitles(JFreeChart chart) {
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63 String subtitle = msg(I18N_CHART_SUBTITLE, "");
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64 chart.addSubtitle(new TextTitle(subtitle));
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65 }
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66
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67
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68 /**
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69 * Add (themed) data for chart generation.
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70 */
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71 public void doOut(Artifact artifact, Facet facet, Document attr) {
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72 String name = facet.getName();
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73
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74 logger.debug("WDifferencesCurveGenerator.doOut: " + name);
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75
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76 if (name == null) {
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77 logger.error("No facet name for doOut(). No output generated!");
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78 return;
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79 }
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80
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81 FLYSArtifact flys = (FLYSArtifact) artifact;
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82 Facet f = flys.getNativeFacet(facet);
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83
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84 if (f == null) {
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85 return;
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86 }
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87
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88 if (name.equals(W_DIFFERENCES)) {
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89 doWDifferencesOut((WKms) f.getData(artifact, context), f.getDescription(), attr);
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90 }
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91 else if (name.equals(LONGITUDINAL_W)) {
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92 WINFOArtifact flysArtifact = (WINFOArtifact) artifact;
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93 facet = flysArtifact.getNativeFacet(facet);
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94
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95 doWaterlevelOut((WQKms) facet.getData(artifact, context), f.getDescription(), attr, flysArtifact);
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96
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97 }
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98 else {
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99 logger.warn("Unknown facet name: " + name);
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100 return;
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101 }
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102 }
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103
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104
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105 /**
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106 * Add the waterlevel-curves (the "absolutes" from which
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107 * differences were calculated).
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108 * @param wqkms The wqkms to add to the diagram.
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109 */
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110 public void doWaterlevelOut(WQKms wqkms,
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111 String description,
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112 Document theme,
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113 WINFOArtifact flysArtifact) {
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114 String wqkmsName = wqkms.getName();
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115
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116 River river = FLYSUtils.getRiver(flysArtifact);
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117
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118 if (river == null) {
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119 logger.warn("no river found");
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120 return;
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121 }
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122
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123 logger.debug("WDifferencesCurveGenerator.doWaterlevelOut, gauge: " +
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124 wqkmsName);
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125 /*
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126 Gauge gauge = river.determineGaugeByName(wqkmsName);
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127
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128 if (gauge == null) {
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129 logger.warn("no gauge found");
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130 return;
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131 }
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132 */
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133
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134
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135 double [][] values = new double [][] {
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136 wqkms.getKms(), wqkms.getWs() };
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137
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138 int size = values != null ? values[0].length : 0;
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139
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140 String seriesName = wqkmsName;
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141 //getSeriesName(gauge);
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142
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143 XYSeries series = new StyledXYSeries(seriesName, theme);
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144
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145 for (int i = 0; i < size; i++) {
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146 series.add(values[0][i], values[1][i]);
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147 }
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148
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149 addSecondAxisSeries(series);
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150 }
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151
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152 /**
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153 * Add items to dataseries which describes the differences.
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154 */
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155 protected void doWDifferencesOut(WKms wkms, String seriesName, Document theme) {
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156 logger.debug("WDifferencesCurveGenerator.doWDifferencesOut");
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157 if (wkms == null) {
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158 logger.warn("No data to add to WDifferencesChart.");
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159 return;
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160 }
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161
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162 int size = wkms.size();
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163 XYSeries series = new StyledXYSeries(seriesName, theme);
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164
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165 if (logger.isDebugEnabled()) {
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166 if (wkms.size() > 0) {
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167 logger.debug("Generate series: " + series.getKey());
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168 logger.debug("Start km: " + wkms.getKm(0));
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169 logger.debug("End km: " + wkms.getKm(size-1));
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170 logger.debug("Values : " + size);
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171 }
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172 }
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173
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174 for (int i = 0; i < size; i++) {
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175 series.add(wkms.getKm(i), wkms.getW(i));
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176 }
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177
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178 addFirstAxisSeries(series);
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179 if (DataUtil.guessWaterIncreasing(wkms)) {
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180 setInverted(true);
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181 }
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182 }
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183
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184
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185 /**
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186 *
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187 */
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188 @Override
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189 public JFreeChart generateChart() {
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190 JFreeChart chart = super.generateChart();
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191 if (chart != null && chart.getPlot() != null) {
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192 XYPlot plot = (XYPlot) chart.getPlot();
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193 plot.setRangeZeroBaselineVisible(true);
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194 }
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195 return chart;
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196 }
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197
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198 /**
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199 * Get name of series (displayed in legend).
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200 * @return name of the series.
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201 */
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202 protected String getSeriesName(WKms wqkms, String mode) {
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203 String name = wqkms.getName();
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204 String prefix = (name != null && name.indexOf(mode) >= 0)
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205 ? null
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206 : mode;
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207
08048bd090e6 Added very stubby WDifferences State/OutGenerator for WINFOArtifact.
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208 return (prefix != null && prefix.length() > 0)
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209 ? prefix + "(" + name +")"
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210 : name;
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parents:
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211 }
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parents:
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212 }
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parents:
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213 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org