Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/exports/CrossSectionGenerator.java @ 1741:1bc926b5b435

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Fix for flys/issue316 flys-artifacts/trunk@3033 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Wed, 19 Oct 2011 14:53:33 +0000
parents 2a6baa9e1576
children e0e5a5b51a40
rev   line source
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1 package de.intevation.flys.exports;
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2
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3 import java.awt.Font;
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4
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5 import org.apache.log4j.Logger;
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6
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7 import org.jfree.chart.JFreeChart;
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8 import org.jfree.chart.axis.NumberAxis;
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9 import org.jfree.chart.plot.XYPlot;
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10 import org.jfree.chart.title.TextTitle;
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11 import org.jfree.data.xy.XYSeries;
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12
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13 import org.w3c.dom.Document;
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14
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15 import de.intevation.artifacts.Artifact;
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16
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17 import de.intevation.artifactdatabase.state.Facet;
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18
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19 import de.intevation.flys.artifacts.FLYSArtifact;
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20 import de.intevation.flys.artifacts.WINFOArtifact;
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21
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22 import de.intevation.flys.artifacts.model.FacetTypes;
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23
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24
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25 /**
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26 * An OutGenerator that generates cross section graphs.
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27 */
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28 public class CrossSectionGenerator
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29 extends XYChartGenerator
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30 implements FacetTypes
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31 {
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32 /** The logger that is used in this generator. */
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33 private static Logger logger =
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34 Logger.getLogger(CrossSectionGenerator.class);
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35
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36 public static final String I18N_CHART_TITLE =
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37 "chart.cross_section.title";
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38
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39 public static final String I18N_CHART_SUBTITLE =
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40 "chart.cross_section.subtitle";
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41
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42 public static final String I18N_XAXIS_LABEL =
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43 "chart.cross_section.xaxis.label";
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44
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45 public static final String I18N_YAXIS_LABEL =
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46 "chart.cross_section.yaxis.label";
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47
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48 public static final String I18N_CHART_TITLE_DEFAULT = "Querprofildiagramm";
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49 public static final String I18N_XAXIS_LABEL_DEFAULT = "Abstand [m]";
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50 public static final String I18N_YAXIS_LABEL_DEFAULT = "W [NN + m]";
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51
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52
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53 /** Trivial Constructor. */
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54 public CrossSectionGenerator() {
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55 super();
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56 }
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57
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58
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59 /**
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60 * Get localized chart title.
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61 */
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62 protected String getChartTitle() {
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63 // TODO get river etc for localized heading
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64 Object[] i18n_msg_args = new Object[] {
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65 getRiverName()
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66 };
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67 return msg(I18N_CHART_TITLE, I18N_CHART_TITLE_DEFAULT, i18n_msg_args);
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68 }
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69
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70
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71 /**
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72 * Add localized subtitle to chart.
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73 */
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74 @Override
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75 protected void addSubtitles(JFreeChart chart) {
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76 double[] dist = getRange();
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77
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78 Object[] args = new Object[] {
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79 getRiverName(),
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80 getKm()
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81 };
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82
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83 String subtitle = msg(I18N_CHART_SUBTITLE, "", args);
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84 chart.addSubtitle(new TextTitle(subtitle));
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85 }
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86
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87
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88 /**
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89 * Get localized X Axis label.
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90 */
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91 protected String getXAxisLabel() {
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92 return msg(I18N_XAXIS_LABEL, I18N_XAXIS_LABEL_DEFAULT);
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93 }
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94
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95
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96 /**
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97 * Get cross_section.km data from artifact.
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98 */
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99 protected Double getKm() {
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100 try {
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101 WINFOArtifact winfo = (WINFOArtifact) master;
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102 return winfo.getCrossSectionSnapKm();
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103 }
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104 catch (Exception e) {
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105 logger.error("Cannot convert cross_section.km to double");
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106 return 0.0d;
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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 * Get localized Y Axis label.
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113 */
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114 protected String getYAxisLabel() {
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115 return msg(I18N_YAXIS_LABEL, I18N_YAXIS_LABEL_DEFAULT);
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116 }
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117
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118
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119 protected void adjustAxes(XYPlot plot) {
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120 super.adjustAxes(plot);
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121
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122 NumberAxis qAxis = new NumberAxis(
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123 msg(I18N_YAXIS_LABEL, I18N_YAXIS_LABEL_DEFAULT));
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124
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125 plot.setRangeAxis(1, qAxis);
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126
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127 Font font = plot.getRangeAxis(0).getLabelFont();
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128 qAxis.setLabelFont(font);
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129 }
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130
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131
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132 /**
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133 * Let one facet do its job.
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134 */
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135 public void doOut(
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136 Artifact artifact,
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137 Facet facet,
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138 Document attr,
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139 boolean visible
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140 ) {
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141 String name = facet.getName();
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142
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143 logger.debug("CrossSectionGenerator.doOut: " + name);
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144
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145 if (name == null) {
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146 logger.error("No facet name for doOut(). No output generated!");
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147 return;
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148 }
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149
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150 FLYSArtifact flys = (FLYSArtifact) artifact;
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151 Facet f = flys.getNativeFacet(facet);
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152
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153 if (f == null) {
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154 return;
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155 }
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156
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157 if (name.equals(CROSS_SECTION)) {
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158 doCrossSectionOut(
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159 f.getData(artifact, context),
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160 f.getDescription(),
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161 attr,
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162 visible);
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163 }
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164 else if (name.equals(CROSS_SECTION_WATER_LINE)) {
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165 doCrossSectionWaterLineOut(
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166 f.getData(artifact, context),
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167 f.getDescription(),
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168 attr,
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169 visible);
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170 }
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171 else {
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172 logger.warn("CrossSection.doOut: Unknown facet name: " + name);
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173 return;
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174 }
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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 * Do cross sections waterline out.
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180 *
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181 * @param seriesName name of the data (line) to display in legend.
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182 * @param theme Theme for the data series.
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183 */
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184 protected void doCrossSectionWaterLineOut(
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185 Object o,
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186 String seriesName,
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187 Document theme,
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188 boolean visible
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189 ) {
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190 logger.debug("CrossSectionGenerator.doCrossSectionWaterLineOut");
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191
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192 // DO NOT SORT DATA! This destroys the gaps indicated by NaNs
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193 XYSeries series = new StyledXYSeries(seriesName, false, theme);
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194
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195 double [][] a = (double [][]) o;
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196 double [] pxs = a[0];
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197 double [] pys = a[1];
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198 for (int i = 0; i < pxs.length; i++) {
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199 series.add(pxs[i], pys[i]);
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200 }
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201 addFirstAxisSeries(series, visible);
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202 }
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203
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204
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205 /**
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206 * Do cross sections out.
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207 *
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208 * @param seriesName name of the data (line) to display in legend.
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209 * @param theme Theme for the data series.
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210 */
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211 protected void doCrossSectionOut(
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212 Object o,
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213 String seriesName,
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214 Document theme,
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215 boolean visible
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216 ) {
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217 logger.debug("CrossSectionGenerator.doCrossSectionOut");
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218
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219 XYSeries series = new StyledXYSeries(seriesName, theme);
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220
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221 double [][] a = (double [][]) o;
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222 double [] xs = a[0];
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223 double [] ys = a[1];
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224 for (int i = 0; i < xs.length; i++) {
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225 series.add (xs[i], ys[i], false);
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226 }
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227 addFirstAxisSeries(series, visible);
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228 }
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229 }
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230 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org