Mercurial > dive4elements > gnv-client
annotate gnv-artifacts/src/main/java/de/intevation/gnv/chart/VerticalProfileChart.java @ 489:3784cf498ab7
Added Database-Schema and Testdata for the MapViewer-Interface
gnv-artifacts/trunk@565 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Tim Englich <tim.englich@intevation.de> |
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date | Mon, 18 Jan 2010 14:17:25 +0000 |
parents | 04a242c67fe6 |
children | d2c68f2f619b |
rev | line source |
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1 package de.intevation.gnv.chart; |
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2 |
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3 import java.util.Collection; |
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4 import java.util.HashMap; |
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5 import java.util.Iterator; |
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6 import java.util.Locale; |
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7 |
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8 import org.apache.log4j.Logger; |
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9 |
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10 import org.jfree.chart.ChartTheme; |
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11 import org.jfree.chart.axis.Axis; |
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12 import org.jfree.chart.plot.XYPlot; |
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13 import org.jfree.chart.plot.PlotOrientation; |
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14 import org.jfree.data.xy.XYSeries; |
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15 import org.jfree.data.general.Series; |
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16 import org.jfree.data.xy.XYSeriesCollection; |
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17 |
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18 import de.intevation.gnv.geobackend.base.Result; |
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19 import de.intevation.gnv.state.describedata.KeyValueDescibeData; |
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20 |
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21 |
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22 /** |
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23 * @author Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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24 */ |
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25 public class VerticalProfileChart |
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26 extends AbstractXYLineChart |
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27 { |
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28 private static Logger log = Logger.getLogger(VerticalProfileChart.class); |
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29 |
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30 protected final double PERCENTAGE = 5.0; |
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31 protected final double GAP_MAX_LEVEL = Math.sqrt(2.0); |
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32 protected final int GAP_MAX_VALUES = 60; |
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33 |
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34 |
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35 public VerticalProfileChart( |
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36 ChartLabels labels, |
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37 ChartTheme theme, |
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38 Collection parameters, |
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39 Collection measurements, |
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40 Collection dates, |
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41 Collection result, |
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42 Collection timeGaps, |
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43 Locale locale, |
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44 boolean linesVisible, |
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45 boolean shapesVisible |
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46 ) { |
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47 this.labels = labels; |
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48 this.theme = theme; |
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49 this.parameters = parameters; |
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50 this.measurements = measurements; |
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51 this.dates = dates; |
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52 this.resultSet = result; |
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53 this.timeGaps = timeGaps; |
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54 this.locale = locale; |
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55 this.PLOT_ORIENTATION = PlotOrientation.HORIZONTAL; |
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56 this.linesVisible = linesVisible; |
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57 this.shapesVisible = shapesVisible; |
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58 this.datasets = new HashMap(); |
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59 this.ranges = new HashMap(); |
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60 } |
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61 |
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62 |
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63 protected void initData() { |
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64 log.debug("init data for VerticalProfileChart"); |
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65 |
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66 String breakPoint1 = null; |
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67 String breakPoint2 = null; |
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68 String breakPoint3 = null; |
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69 |
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70 Iterator iter = resultSet.iterator(); |
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71 Result row = null; |
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72 String seriesName = null; |
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73 String parameter = null; |
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74 XYSeries series = null; |
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75 |
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76 int idx = 0; |
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77 int startPos = 0; |
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78 int endPos = 0; |
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79 double startValue = 0; |
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80 double endValue = 0; |
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81 |
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82 Result[] results = |
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83 (Result[]) resultSet.toArray(new Result[resultSet.size()]); |
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84 |
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85 while (iter.hasNext()) { |
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86 row = (Result) iter.next(); |
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87 |
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88 // add current data to plot and prepare for next one |
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89 if (!row.getString("GROUP1").equals(breakPoint1) || |
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90 !row.getString("GROUP2").equals(breakPoint2) || |
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91 !row.getString("GROUP3").equals(breakPoint3) |
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92 ) { |
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93 log.debug("prepare data/plot for next dataset"); |
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94 |
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95 if(series != null) { |
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96 gapDetection(results, series, startPos, endPos); |
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97 addSeries(series, parameter, idx); |
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98 |
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99 startPos = endPos +1; |
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100 } |
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101 |
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102 // prepare variables for next plot |
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103 breakPoint1 = row.getString("GROUP1"); |
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104 breakPoint2 = row.getString("GROUP2"); |
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105 breakPoint3 = row.getString("GROUP3"); |
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106 |
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107 seriesName = createSeriesName( |
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108 breakPoint1, |
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109 breakPoint2, |
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110 breakPoint3 |
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111 ); |
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112 parameter = findParameter(seriesName); |
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113 |
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114 log.debug("next dataset is '" + seriesName + "'"); |
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115 series = new XYSeries(seriesName); |
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116 } |
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117 |
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118 addValue(row, series); |
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119 Double value = row.getDouble("YORDINATE"); |
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120 if (value != null) |
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121 storeMaxRange(value, parameter); |
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122 endPos++; |
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123 } |
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124 |
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125 if (results.length == 0) |
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126 return; |
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127 |
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128 gapDetection(results, series, startPos, endPos); |
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129 addSeries(series, parameter, idx); |
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130 |
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131 addDatasets(); |
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132 } |
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133 |
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134 |
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135 protected void gapDetection( |
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136 Result[] results, |
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137 Series series, |
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138 int startPos, |
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139 int endPos |
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140 ) { |
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141 double startValue = results[startPos].getDouble("XORDINATE"); |
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142 double endValue = results[endPos-1].getDouble("XORDINATE"); |
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143 if (results[0].getInteger("DATAID") == 2) |
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144 addGapsOnGrid(results, series, startPos, endPos); |
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145 else |
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146 addGaps(results, series, startValue, endValue, startPos, endPos); |
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147 } |
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148 |
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149 |
298
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150 protected void addValue(Result row, Series series) { |
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151 ((XYSeries) series).add( |
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152 row.getDouble("XORDINATE"), |
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153 row.getDouble("YORDINATE") |
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154 ); |
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155 } |
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156 |
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157 |
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158 protected void addSeries(Series series, String parameter, int idx) { |
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159 log.debug("add series (" + parameter + ")to chart"); |
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160 |
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161 if (series == null) { |
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162 log.warn("no data to add"); |
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163 return; |
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164 } |
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165 |
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166 XYSeriesCollection xysc = null; |
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167 |
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168 if (datasets.containsKey(parameter)) |
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169 xysc = (XYSeriesCollection) datasets.get(parameter); |
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170 else |
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171 xysc = new XYSeriesCollection(); |
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172 |
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173 xysc.addSeries((XYSeries) series); |
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174 datasets.put(parameter, xysc); |
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175 } |
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176 |
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177 |
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178 protected void addDatasets() { |
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179 Iterator iter = parameters.iterator(); |
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180 XYPlot plot = chart.getXYPlot(); |
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181 int idx = 0; |
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182 |
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183 XYSeriesCollection xysc = null; |
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184 KeyValueDescibeData data = null; |
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185 String key = null; |
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186 while (iter.hasNext()) { |
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187 data = (KeyValueDescibeData) iter.next(); |
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188 key = data.getValue(); |
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189 |
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190 if (datasets.containsKey(key)) { |
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191 xysc = (XYSeriesCollection)datasets.get(key); |
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192 plot.setDataset(idx, xysc ); |
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193 log.debug("Added " + key + " parameter to plot."); |
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194 prepareAxis(key, idx); |
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195 adjustRenderer( |
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196 idx++, |
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197 xysc.getSeriesCount(), |
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198 linesVisible, |
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199 shapesVisible |
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200 ); |
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201 } |
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202 } |
298
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203 } |
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204 |
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205 |
315
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206 protected void localizeDomainAxis(Axis axis, Locale locale) { |
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207 // call localizeRangeAxis from superclass which formats NumberAxis |
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208 super.localizeRangeAxis(axis, locale); |
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209 } |
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210 |
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211 |
298
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212 protected String createSeriesName( |
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213 String breakPoint1, |
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214 String breakPoint2, |
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215 String breakPoint3 |
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216 ) { |
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217 log.debug("create seriesname of verticalprofile chart"); |
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218 return findValueTitle(parameters, breakPoint1) + |
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219 " " + |
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220 findValueTitle(measurements, breakPoint2) + |
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221 "m"; |
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222 } |
340
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223 |
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224 |
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225 protected void addGapsOnGrid( |
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226 Result[] results, |
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227 Series series, |
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228 int startPos, |
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229 int endPos |
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230 ) { |
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231 String axis = getDependendAxisName( |
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232 results[startPos], |
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233 results[startPos+1] |
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234 ); |
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235 double range = 0; |
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236 int last = 0; |
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237 int current = 0; |
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238 |
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239 for (int i = startPos+1; i < endPos; i++) { |
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240 last = results[i-1].getInteger(axis); |
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241 current = results[i].getInteger(axis); |
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242 |
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243 boolean detected = gridDetection(last, current); |
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244 |
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245 if (detected) { |
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246 double xOld = results[i-1].getDouble("XORDINATE"); |
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247 double xNow = results[i].getDouble("XORDINATE"); |
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248 log.debug("Gap detected on grid between "+ xOld +" and "+ xNow); |
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249 ((XYSeries) series).add(xOld+0.0001, null); |
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250 } |
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251 } |
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252 } |
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253 |
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254 |
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255 protected void addGaps( |
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256 Result[] results, |
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257 Series series, |
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258 double startValue, |
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259 double endValue, |
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260 int startPos, |
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261 int endPos |
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262 ) { |
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263 |
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264 double last = 0; |
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265 double current = 0; |
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266 int num = results.length; |
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267 |
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268 for (int i = startPos+1; i < endPos; i++) { |
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269 boolean detected = false; |
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270 |
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271 last = results[i-1].getDouble("YORDINATE"); |
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272 current = results[i].getDouble("YORDINATE"); |
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273 |
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274 // gap detection for more than GAP_MAX_VALUES values |
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275 if (num > GAP_MAX_VALUES) |
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276 detected = simpleDetection(startValue, endValue, last, current); |
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277 // gap detection for less than GAP_MAX_VALUES values |
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278 else |
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279 detected = specialDetection( |
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280 startValue, |
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281 endValue, |
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282 last, |
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283 current, |
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284 num |
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285 ); |
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286 |
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287 if (detected) { |
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288 log.info("Gap between " + last + " and " + current); |
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289 ((XYSeries) series).add((last+current)/2, null); |
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290 } |
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291 } |
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292 } |
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293 |
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294 |
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295 protected boolean simpleDetection( |
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296 double start, |
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297 double end, |
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298 double last, |
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299 double current |
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300 ) { |
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301 double delta = Math.abs(end - start); |
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302 double smallDelta = Math.abs(current - last); |
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303 |
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304 return (smallDelta > delta / 100 * PERCENTAGE); |
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305 } |
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306 |
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307 |
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308 protected boolean specialDetection( |
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309 double start, |
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310 double end, |
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311 double last, |
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312 double current, |
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Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
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313 int count |
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314 ) { |
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315 double delta = Math.abs(end - start); |
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316 double smallDelta = Math.abs(current - last); |
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317 |
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318 return (smallDelta > (3.0 / (count - 1) * delta)); |
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319 } |
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320 |
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321 |
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322 protected boolean gridDetection(double last, double current) { |
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323 return (Math.abs(current - last) > GAP_MAX_LEVEL); |
07a64cfafdf1
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324 } |
07a64cfafdf1
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325 |
07a64cfafdf1
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326 |
07a64cfafdf1
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327 protected String getDependendAxisName(Result first, Result second) { |
370
061355435075
Changed depending value for gap detection in verticalprofile charts on meshes.
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328 return "KPOSITION"; |
340
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329 } |
298
80f7c5dc09c6
Implementation of classes for creating timeseries, verticalprofile and horizontalprofile charts.
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330 } |
315
63f8b3fb7d9a
Localization of chart axis with locale which fits best to server and browser settings.
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331 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 : |