Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/exports/WDifferencesCurveGenerator.java @ 1695:0c9f7cc2cc11

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In WDifferenceCurveGenerator use slightly modified doWOut-implementation of LongitudinalSectionGenerator. flys-artifacts/trunk@2922 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Mon, 10 Oct 2011 10:27:45 +0000
parents bdb05dc9b763
children 13a9ee6cebef
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;
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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 import org.jfree.data.Range;
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10
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11 import org.w3c.dom.Document;
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12
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13 import de.intevation.artifacts.Artifact;
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14
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15 import de.intevation.artifactdatabase.state.Facet;
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16
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17 import de.intevation.flys.artifacts.FLYSArtifact;
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18 import de.intevation.flys.artifacts.model.FacetTypes;
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19 import de.intevation.flys.artifacts.model.WKms;
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20
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21 import de.intevation.flys.utils.DataUtil;
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22
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23 import de.intevation.flys.artifacts.model.WQKms;
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24
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25
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26
08048bd090e6 Added very stubby WDifferences State/OutGenerator for WINFOArtifact.
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27 /**
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28 * An OutGenerator that generates w differences curves.
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29 */
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30 public class WDifferencesCurveGenerator
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31 extends LongitudinalSectionGenerator
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32 implements FacetTypes
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33 {
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34 /** The logger that is used in this generator. */
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35 private static Logger logger =
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36 Logger.getLogger(WDifferencesCurveGenerator.class);
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37
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38 public static final String I18N_CHART_TITLE =
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39 "chart.w_differences.title";
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40
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41 public static final String I18N_CHART_SUBTITLE =
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42 "chart.w_differences.subtitle";
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43
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44 public static final String I18N_YAXIS_LABEL =
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45 "chart.w_differences.yaxis.label";
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46
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47 public static final String I18N_2YAXIS_LABEL =
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48 "chart.w_differences.yaxis.second.label";
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49
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50 // TODO proper i18n.
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51 public static final String I18N_CHART_TITLE_DEFAULT = "W-Differenzen";
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52 public static final String I18N_XAXIS_LABEL_DEFAULT = "km";
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53 public static final String I18N_YAXIS_LABEL_DEFAULT = "W [m]";
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54 public static final String I18N_2YAXIS_LABEL_DEFAULT = "W [NN + 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 @Override
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72 public void doOut(
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73 Artifact artifact,
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74 Facet facet,
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75 Document attr,
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76 boolean visible
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77 ) {
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78 String name = facet.getName();
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79
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80 logger.debug("WDifferencesCurveGenerator.doOut: " + name);
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81
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82 if (name == null) {
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83 logger.error("No facet name for doOut(). No output generated!");
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84 return;
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85 }
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86
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87 FLYSArtifact flys = (FLYSArtifact) artifact;
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88 Facet f = flys.getNativeFacet(facet);
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89
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90 if (f == null) {
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91 return;
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92 }
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93
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94 if (name.equals(W_DIFFERENCES)) {
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95 doWDifferencesOut(
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96 (WKms) f.getData(artifact, context),
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97 f.getDescription(),
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98 attr,
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99 visible);
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100 }
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101 else if (name.equals(LONGITUDINAL_W)) {
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102 doWOut((WQKms) f.getData(artifact, context), attr, visible);
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103 }
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104 else {
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105 logger.warn("Unknown facet name: " + name);
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106 return;
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107 }
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108 }
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109
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110
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111 /**
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112 * Add the waterlevel-curves (the "absolutes" from which
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113 * differences were calculated).
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114 *
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115 * @param wqkms The wqkms to add to the diagram.
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116 * @param theme The theme that contains styling information.
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117 */
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118 @Override
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119 protected void doWOut(WQKms wqkms, Document theme, boolean visible) {
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120 logger.debug("WDifferencesCurveGenerator.doWOut");
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121
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122 XYSeries series = new StyledXYSeries(getSeriesName(wqkms, "W"), theme);
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123
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124 int size = wqkms.size();
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125
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126 for (int i = 0; i < size; i++) {
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127 series.add(wqkms.getKm(i), wqkms.getW(i));
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128 }
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129
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130 // Note: the only difference in the super-implementation
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131 // (in LongitudinalSectionGenerator) is here (adds with
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132 // addFirstAxisSeries() .
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133 addSecondAxisSeries(series, visible);
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134
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135 if (needInvertAxis(wqkms)) {
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136 setInverted(true);
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137 }
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138 }
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139
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140
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141 /**
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142 * Add items to dataseries which describes the differences.
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143 */
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144 protected void doWDifferencesOut(
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145 WKms wkms,
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146 String seriesName,
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147 Document theme,
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148 boolean visible
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149 ) {
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150 logger.debug("WDifferencesCurveGenerator.doWDifferencesOut");
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151 if (wkms == null) {
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152 logger.warn("No data to add to WDifferencesChart.");
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153 return;
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154 }
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155
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156 int size = wkms.size();
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157 XYSeries series = new StyledXYSeries(seriesName, theme);
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158
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159 if (logger.isDebugEnabled()) {
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160 if (wkms.size() > 0) {
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161 logger.debug("Generate series: " + series.getKey());
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162 logger.debug("Start km: " + wkms.getKm(0));
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163 logger.debug("End km: " + wkms.getKm(size-1));
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164 logger.debug("Values : " + size);
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165 }
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166 }
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167
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168 for (int i = 0; i < size; i++) {
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169 series.add(wkms.getKm(i), wkms.getW(i));
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170 }
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171
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172 addFirstAxisSeries(series, visible);
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173 if (DataUtil.guessWaterIncreasing(wkms.allWs())) {
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174 setInverted(true);
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175 }
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176 }
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177
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178 /**
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179 * Disable Longitudinals behaviour to include "0" in the Q axis.
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180 * @param range range with which to look up upper bound.
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181 * @return range to be used for "auto-scaling" axis.
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182 */
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183 @Override
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184 protected Range createSecondAxisRange(Range range) {
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185 return new Range(range.getLowerBound(), range.getUpperBound());
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186 }
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187
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188
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189 /**
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190 *
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191 */
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192 @Override
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193 public JFreeChart generateChart() {
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194 JFreeChart chart = super.generateChart();
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195 if (chart != null && chart.getPlot() != null) {
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196 XYPlot plot = (XYPlot) chart.getPlot();
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197 plot.setRangeZeroBaselineVisible(true);
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198 }
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199 return chart;
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200 }
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201
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202 /**
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203 * Get name of series (displayed in legend).
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204 * @return name of the series.
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205 */
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206 protected String getSeriesName(WKms wqkms, String mode) {
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207 String name = wqkms.getName();
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208 String prefix = (name != null && name.indexOf(mode) >= 0)
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209 ? null
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210 : mode;
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211
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212 return (prefix != null && prefix.length() > 0)
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213 ? prefix + "(" + name +")"
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214 : name;
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215 }
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216 }
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217 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org