Mercurial > dive4elements > gnv-client

annotate gnv-artifacts/src/main/java/de/intevation/gnv/chart/VerticalProfileChart.java @ 1071:9bb1979aabbe

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Added a new output state and chart type for vertical profiles using vector data. gnv-artifacts/trunk@1168 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Mon, 07 Jun 2010 15:00:23 +0000
parents 8b6ef091d38c
children ec512e7992c6
rev   line source
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1 package de.intevation.gnv.chart;
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3 import de.intevation.gnv.geobackend.base.Result;
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5 import de.intevation.gnv.state.describedata.KeyValueDescibeData;
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7 import java.util.Collection;
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8 import java.util.HashMap;
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9 import java.util.Iterator;
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10 import java.util.Locale;
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11 import java.util.Map;
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12
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13 import org.apache.log4j.Logger;
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14
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15 import org.jfree.chart.ChartTheme;
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17 import org.jfree.chart.axis.Axis;
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18 import org.jfree.chart.axis.NumberAxis;
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20 import org.jfree.chart.plot.PlotOrientation;
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21 import org.jfree.chart.plot.XYPlot;
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23 import org.jfree.data.Range;
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25 import org.jfree.data.general.Series;
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27 import org.jfree.data.xy.XYSeries;
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28 import org.jfree.data.xy.XYSeriesCollection;
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29
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30 /**
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31 * This class is used to create xy charts of vertical profiles.
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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 VerticalProfileChart
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36 extends AbstractXYLineChart
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37 {
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38 /**
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39 * Default axis identifier which is used if @see #getDependendAxisName does
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40 * not return a value. The value of this field is {@value}.
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41 */
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42 public static final String DEFAULT_AXIS = "KPOSITION";
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44 /**
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45 * Logger used for logging with log4j.
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46 */
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47 private static Logger log = Logger.getLogger(VerticalProfileChart.class);
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48
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49 /**
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50 * Constant used for gap detection. Its value is {@value}.
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51 */
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52 protected static int PERCENTAGE = 5;
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53
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54 /**
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55 * Constnat used for gap detection in @see #gridDetection.
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56 */
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57 protected final double GAP_MAX_LEVEL = Math.sqrt(2.0);
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59 /**
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60 * Constant used for gap detection in @see #addGaps. Its value is {@value}.
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61 */
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62 protected final int GAP_MAX_VALUES = 60;
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63
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64 /**
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65 * Map to store max ranges of each parameter
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66 * (org.jfree.chart.axis.Axis.setAutoRange(true) doesn't seem to work
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67 * properly.
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68 */
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69 protected Map values;
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70
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71 static {
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72 /* The percentage defining the width of a gap should be configured in
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73 * conf.xml instead of being configured in a system property */
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74 PERCENTAGE = Integer.getInteger("chart.gap.percentage", PERCENTAGE);
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75 }
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78 /**
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79 * Constructor used to create xy-charts.
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80 *
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81 * @param labels Labels used to be displayed in title, subtitle and so on.
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82 * @param theme ChartTheme used to adjust the rendering of this chart.
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83 * @param parameters Collection containing a bunch of parameters.
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84 * @param measurements Collection containing a bunch of measurements.
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85 * @param dates Collection containing a bunch of date objects.
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86 * @param result Collection containing a bunch of <code>Result</code>
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87 * objects which contain the actual data items to be displayed.
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88 * @param timeGaps Collection with timegap definitions.
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89 * @param locale Locale used to specify the format of labels, numbers, ...
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90 * @param linesVisible Render lines between data points if true, otherwise
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91 * not.
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92 * @param shapesVisible Render vertices as points if true, otherwise not.
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93 */
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94 public VerticalProfileChart(
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95 ChartLabels labels,
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96 ChartTheme theme,
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97 Collection parameters,
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98 Collection measurements,
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99 Collection dates,
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100 Collection result,
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101 Collection timeGaps,
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102 Locale locale,
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103 boolean linesVisible,
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104 boolean shapesVisible
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105 ) {
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106 this.labels = labels;
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107 this.theme = theme;
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108 this.parameters = parameters;
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109 this.measurements = measurements;
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110 this.dates = dates;
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111 this.resultSet = result;
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112 this.timeGaps = timeGaps;
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113 this.locale = locale;
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114 this.PLOT_ORIENTATION = PlotOrientation.HORIZONTAL;
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115 this.linesVisible = linesVisible;
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116 this.shapesVisible = shapesVisible;
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117 this.datasets = new HashMap();
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118 this.ranges = new HashMap();
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119 this.values = new HashMap();
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120 }
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121
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122
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123 /**
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124 * @see de.intevation.gnv.chart.AbstractXYLineChart#initData()
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125 */
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126 @Override
298
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127 protected void initData() {
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128 log.debug("init data for VerticalProfileChart");
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129
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130 String breakPoint1 = null;
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131 String breakPoint2 = null;
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132 String breakPoint3 = null;
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133
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134 Iterator iter = resultSet.iterator();
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135 Result row = null;
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136 String seriesName = null;
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137 String parameter = null;
298
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138 XYSeries series = null;
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139
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140 int idx = 0;
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141 int startPos = 0;
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142 int endPos = 0;
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143 double startValue = 0;
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144 double endValue = 0;
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145
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146 Result[] results =
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147 (Result[]) resultSet.toArray(new Result[resultSet.size()]);
298
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148
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149 while (iter.hasNext()) {
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150 row = (Result) iter.next();
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151
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152 // add current data to plot and prepare for next one
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153 if (!row.getString("GROUP1").equals(breakPoint1) ||
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154 !row.getString("GROUP2").equals(breakPoint2) ||
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155 !row.getString("GROUP3").equals(breakPoint3)
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156 ) {
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157 log.debug("prepare data/plot for next dataset");
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158
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159 if(series != null) {
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160 gapDetection(results, series, startPos, endPos);
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161 addSeries(series, parameter, idx);
340
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162
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163 startPos = endPos +1;
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164 }
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165
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166 // prepare variables for next plot
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167 breakPoint1 = row.getString("GROUP1");
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168 breakPoint2 = row.getString("GROUP2");
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169 breakPoint3 = row.getString("GROUP3");
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170
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171 seriesName = createSeriesName(
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172 breakPoint1,
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173 breakPoint2,
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174 breakPoint3
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175 );
364
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176 parameter = findParameter(seriesName);
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177
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178 log.debug("next dataset is '" + seriesName + "'");
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179 series = new XYSeries(seriesName);
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180 }
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181
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182 addValue(row, series);
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183 Object x = getValue(row);
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184 Double y = row.getDouble("YORDINATE");
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185 if (x != null && y != null) {
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186 storeMaxRange(ranges, y, parameter);
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187 storeMaxValue(values, x, parameter);
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188 }
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189 endPos++;
298
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190 }
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191
340
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192 if (results.length == 0)
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193 return;
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194
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195 gapDetection(results, series, startPos, endPos);
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196 addSeries(series, parameter, idx);
310
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197
334
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198 addDatasets();
298
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199 }
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200
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201
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202 /**
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203 * Extract the important value from <code>Result</code> object.
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204 *
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205 * @param row <code>Result</code> object which contains a required value.
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206 *
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207 * @return X-ordinate
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208 */
656
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209 protected Object getValue(Result row) {
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210 return row.getDouble("XORDINATE");
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211 }
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212
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213
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214 /**
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215 * General method to start a gap detection. The switch between standard gap
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216 * detection method <code>addGaps</code> and a specialized method
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217 * <code>addGapsOnGrid</code> is done by a parameter <code>DATEID</code>
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218 * which is stored a each <code>Result</code> object. Specialized method is
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219 * used if <code>DATEID</code> equals 2, otherwise the standard method is
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220 * used.
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221 *
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222 * @param results Array of <code>Result</code> objects storing data of
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223 * this chart.
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224 * @param series Series used to add gaps.
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225 * @param startPos Index of first element of series in results.
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226 * @param endPos Index of last element of series in results.
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227 */
340
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228 protected void gapDetection(
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229 Result[] results,
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230 Series series,
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231 int startPos,
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232 int endPos
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233 ) {
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234 double startValue = results[startPos].getDouble("XORDINATE");
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235 double endValue = results[endPos-1].getDouble("XORDINATE");
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236 if (results[0].getInteger("DATAID") == 2)
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237 addGapsOnGrid(results, series, startPos, endPos);
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238 else
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239 addGaps(results, series, startValue, endValue, startPos, endPos);
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240 }
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241
846
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242 @Override
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243 protected void prepareAxis(String seriesKey, int idx) {
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244 super.prepareAxis(seriesKey, idx);
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245
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246 XYPlot plot = chart.getXYPlot();
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247 NumberAxis domainAxis = (NumberAxis) plot.getRangeAxis();
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248 NumberAxis rangeAxis = (NumberAxis) plot.getDomainAxis();
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249
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250 Range domainRange = domainAxis.getRange();
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251 Range rangeRange = rangeAxis.getRange();
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252 log.debug("Domain axis range before: " + domainRange.toString());
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253 log.debug("Range axis range before: " + rangeRange.toString());
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254
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255 domainRange = Range.expand(domainRange, LOWER_MARGIN, UPPER_MARGIN);
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256 rangeRange = Range.expand(rangeRange, LOWER_MARGIN, UPPER_MARGIN);
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257
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258 double lower = domainRange.getLowerBound();
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259 double upper = domainRange.getUpperBound();
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260
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261 if (lower == upper) {
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262 domainRange = new Range(
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263 lower - (lower * 0.05d),
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264 upper + (upper * 0.05d));
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265 }
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266
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267 log.debug("Domain axis range after: " + domainRange.toString());
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268 log.debug("Range axis range after: " + rangeRange.toString());
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269 domainAxis.setRange(domainRange);
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270 rangeAxis.setRange(rangeRange);
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271
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272 plot.setRangeAxis(domainAxis);
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273 }
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274
340
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275
767
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276 /**
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277 * Method to expand max range of a range axis identified by seriesKey.
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278 * <code>LOWER_MARGIN</code> and <code>UPPER_MARGIN</code> are used to
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279 * expand the range.
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280 *
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281 * @param seriesKey Key to identify the series stored at the current
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282 * Dataset.
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283 * @param idx Currently not used.
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284 */
656
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285 protected void prepareRangeAxis(String seriesKey, int idx) {
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286 XYPlot plot = chart.getXYPlot();
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287 NumberAxis xAxis = (NumberAxis) plot.getDomainAxis();
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288
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289 Range xRange = (Range) values.get(seriesKey);
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290 xAxis.setRange(Range.expand(xRange, LOWER_MARGIN, UPPER_MARGIN));
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291 log.debug("Max X-Range of dataset is: " + xRange.toString());
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292 }
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293
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294
767
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295 /**
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296 * @see de.intevation.gnv.chart.AbstractXYLineChart#addValue(Result, Series)
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297 */
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298 @Override
298
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299 protected void addValue(Result row, Series series) {
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300 ((XYSeries) series).add(
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301 row.getDouble("XORDINATE"),
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302 row.getDouble("YORDINATE")
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303 );
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304 }
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305
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306
767
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307 /**
803
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308 * @param parameter
767
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309 * @see de.intevation.gnv.chart.AbstractXYLineChart#addSeries(Series, String,
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310 * int)
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311 */
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312 @Override
364
2413273f1c13 Workarround: Store lower and upper bounds of data while iterating over all data and set the max range of axes with these information. JFreeCharts method NumberAxis.setAutoRange(true) doesn't seem to work properly.
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313 protected void addSeries(Series series, String parameter, int idx) {
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314 log.debug("add series (" + parameter + ")to chart");
298
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315
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316 if (series == null) {
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317 log.warn("no data to add");
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318 return;
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319 }
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320
334
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321 XYSeriesCollection xysc = null;
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322
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323 if (datasets.containsKey(parameter))
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324 xysc = (XYSeriesCollection) datasets.get(parameter);
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325 else
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326 xysc = new XYSeriesCollection();
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327
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328 xysc.addSeries((XYSeries) series);
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329 datasets.put(parameter, xysc);
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330 }
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331
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332
767
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333 /**
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334 * Method to add processed datasets to plot. Each dataset is adjusted using
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335 * <code>prepareAxis</code> and <code>adjustRenderer</code> methods.
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336 */
334
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337 protected void addDatasets() {
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338 Iterator iter = parameters.iterator();
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339 XYPlot plot = chart.getXYPlot();
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340 int idx = 0;
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341
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342 XYSeriesCollection xysc = null;
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343 KeyValueDescibeData data = null;
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344 String key = null;
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345 while (iter.hasNext()) {
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346 data = (KeyValueDescibeData) iter.next();
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347 key = data.getValue();
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348
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349 if (datasets.containsKey(key)) {
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350 xysc = (XYSeriesCollection)datasets.get(key);
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351 plot.setDataset(idx, xysc );
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352 log.debug("Added " + key + " parameter to plot.");
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353 prepareAxis(key, idx);
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354 adjustRenderer(
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diff changeset
355 idx++,
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diff changeset
356 xysc.getSeriesCount(),
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357 linesVisible,
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358 shapesVisible
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diff changeset
359 );
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360 }
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361 }
298
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362 }
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363
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364
767
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365 /**
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366 * Method used to store the max y-range of each parameter in this chart.
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367 *
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368 * @param values Map to store max values for each parameter.
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369 * @param val Value used to be a Double.
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370 * @param parameter Title used to identify a range object stored in values.
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371 */
656
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372 protected void storeMaxValue(Map values, Object val, String parameter) {
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373 double value = ((Double) val).doubleValue();
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374 Range range = null;
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375
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376 range = values.containsKey(parameter)
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377 ? (Range) values.get(parameter)
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378 : new Range(value, value);
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379
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380 double lower = range.getLowerBound();
b98d1adee7a6 Added an offset of five percent between values and chart border in vertical profile charts (issue186).
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381 double upper = range.getUpperBound();
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382
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383 lower = value < lower ? value : lower;
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384 upper = value > upper ? value : upper;
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385
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386 values.put(parameter, new Range(lower, upper));
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387 }
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parents: 643
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388
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389
767
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390 /**
788
e8a9e84a0328 Corrected JavaDoc errors in Chart Package.
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391 * @param locale
767
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392 * @see de.intevation.gnv.chart.AbstractXYLineChart#localizeDomainAxis(Axis,
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393 * Locale)
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394 */
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
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395 @Override
315
63f8b3fb7d9a Localization of chart axis with locale which fits best to server and browser settings.
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396 protected void localizeDomainAxis(Axis axis, Locale locale) {
63f8b3fb7d9a Localization of chart axis with locale which fits best to server and browser settings.
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397 // call localizeRangeAxis from superclass which formats NumberAxis
63f8b3fb7d9a Localization of chart axis with locale which fits best to server and browser settings.
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parents: 310
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398 super.localizeRangeAxis(axis, locale);
63f8b3fb7d9a Localization of chart axis with locale which fits best to server and browser settings.
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399 }
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parents: 310
diff changeset
400
63f8b3fb7d9a Localization of chart axis with locale which fits best to server and browser settings.
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parents: 310
diff changeset
401
767
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402 /**
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parents: 656
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403 * @see de.intevation.gnv.chart.AbstractXYLineChart#createSeriesName(String,
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
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404 * String, String)
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
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parents: 656
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405 */
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406 @Override
298
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407 protected String createSeriesName(
80f7c5dc09c6 Implementation of classes for creating timeseries, verticalprofile and horizontalprofile charts.
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408 String breakPoint1,
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parents:
diff changeset
409 String breakPoint2,
80f7c5dc09c6 Implementation of classes for creating timeseries, verticalprofile and horizontalprofile charts.
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parents:
diff changeset
410 String breakPoint3
80f7c5dc09c6 Implementation of classes for creating timeseries, verticalprofile and horizontalprofile charts.
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411 ) {
80f7c5dc09c6 Implementation of classes for creating timeseries, verticalprofile and horizontalprofile charts.
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412 log.debug("create seriesname of verticalprofile chart");
80f7c5dc09c6 Implementation of classes for creating timeseries, verticalprofile and horizontalprofile charts.
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parents:
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413 return findValueTitle(parameters, breakPoint1) +
80f7c5dc09c6 Implementation of classes for creating timeseries, verticalprofile and horizontalprofile charts.
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parents:
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414 " " +
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parents:
diff changeset
415 findValueTitle(measurements, breakPoint2) +
80f7c5dc09c6 Implementation of classes for creating timeseries, verticalprofile and horizontalprofile charts.
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416 "m";
80f7c5dc09c6 Implementation of classes for creating timeseries, verticalprofile and horizontalprofile charts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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417 }
340
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
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diff changeset
418
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
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419
767
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420 /**
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421 * Method used to add gaps between data points on grids. The real detection
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
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parents: 656
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422 * is done in <code>gridDetection</code>.
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parents: 656
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423 *
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
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parents: 656
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424 * @param results Array of <code>Result</code> objects storing the relevant
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Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
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425 * values.
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Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
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426 * @param series Series object where the gaps are added to.
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
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parents: 656
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427 * @param startPos Index of first element which should be used in gap
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
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parents: 656
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428 * detection. Other series are stored in results as well.
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parents: 656
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429 * @param endPos Index of last element which should be used in gap
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
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430 * detection.
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
431 */
340
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parents: 335
diff changeset
432 protected void addGapsOnGrid(
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
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parents: 335
diff changeset
433 Result[] results,
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
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parents: 335
diff changeset
434 Series series,
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
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parents: 335
diff changeset
435 int startPos,
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
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parents: 335
diff changeset
436 int endPos
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
437 ) {
530
d2c68f2f619b Fixed an ArrayIndexOutOfBounds-exceptions which occured if there are less than two data points for chart creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 416
diff changeset
438 String axis = null;
778
9a828e5a2390 Removed trailing whitespace
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 767
diff changeset
439
530
d2c68f2f619b Fixed an ArrayIndexOutOfBounds-exceptions which occured if there are less than two data points for chart creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 416
diff changeset
440 if (results.length > (startPos+1)) {
d2c68f2f619b Fixed an ArrayIndexOutOfBounds-exceptions which occured if there are less than two data points for chart creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 416
diff changeset
441 axis = getDependendAxisName(
d2c68f2f619b Fixed an ArrayIndexOutOfBounds-exceptions which occured if there are less than two data points for chart creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 416
diff changeset
442 results[startPos],
d2c68f2f619b Fixed an ArrayIndexOutOfBounds-exceptions which occured if there are less than two data points for chart creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 416
diff changeset
443 results[startPos+1]
d2c68f2f619b Fixed an ArrayIndexOutOfBounds-exceptions which occured if there are less than two data points for chart creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 416
diff changeset
444 );
d2c68f2f619b Fixed an ArrayIndexOutOfBounds-exceptions which occured if there are less than two data points for chart creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 416
diff changeset
445 }
d2c68f2f619b Fixed an ArrayIndexOutOfBounds-exceptions which occured if there are less than two data points for chart creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 416
diff changeset
446 else {
d2c68f2f619b Fixed an ArrayIndexOutOfBounds-exceptions which occured if there are less than two data points for chart creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 416
diff changeset
447 axis = DEFAULT_AXIS;
d2c68f2f619b Fixed an ArrayIndexOutOfBounds-exceptions which occured if there are less than two data points for chart creation.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 416
diff changeset
448 }
d2c68f2f619b Fixed an ArrayIndexOutOfBounds-exceptions which occured if there are less than two data points for chart creation.
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parents: 416
diff changeset
449
340
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
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parents: 335
diff changeset
450 double range = 0;
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
451 int last = 0;
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
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parents: 335
diff changeset
452 int current = 0;
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
453
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
454 for (int i = startPos+1; i < endPos; i++) {
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
455 last = results[i-1].getInteger(axis);
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
456 current = results[i].getInteger(axis);
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
457
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
458 boolean detected = gridDetection(last, current);
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
459
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
460 if (detected) {
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
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parents: 335
diff changeset
461 double xOld = results[i-1].getDouble("XORDINATE");
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
462 double xNow = results[i].getDouble("XORDINATE");
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
463 log.debug("Gap detected on grid between "+ xOld +" and "+ xNow);
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
464 ((XYSeries) series).add(xOld+0.0001, null);
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
465 }
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
466 }
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
467 }
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
468
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
469
767
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
470 /**
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
471 * Standarad method to add gaps. There are two different methods to detect
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
472 * gaps. <code>simpleDetection</code> is used if the number of data points
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
473 * in this chart is lower than <code>GAP_MAX_VALUES</code>. Otherwise
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
474 * <code>specialDetection</code> is used. A data point with
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
475 * <code>null</code> value is added where a gap should be. This lets
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
476 * JFreeChart break the current graph.
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
477 *
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
478 * @param results Array of <code>Result</code> objects storing the relevant
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
479 * values.
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
480 * @param series Series object where the gaps are added to.
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
481 * @param startValue First data point value in series.
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
482 * @param endValue Last data point value in series.
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
483 * @param startPos Index of first data point in results which contains all
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
484 * data points of all series.
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
485 * @param endPos Index of last data point in results which contains all data
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
486 * points of all series.
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
487 */
340
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
488 protected void addGaps(
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
489 Result[] results,
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
490 Series series,
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
491 double startValue,
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
492 double endValue,
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
493 int startPos,
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
494 int endPos
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
495 ) {
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
496
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
497 double last = 0;
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
498 double current = 0;
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
499 int num = results.length;
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
500
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
501 for (int i = startPos+1; i < endPos; i++) {
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
502 boolean detected = false;
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
503
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
504 last = results[i-1].getDouble("YORDINATE");
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
505 current = results[i].getDouble("YORDINATE");
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
506
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
507 // gap detection for more than GAP_MAX_VALUES values
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
508 if (num > GAP_MAX_VALUES)
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
509 detected = simpleDetection(startValue, endValue, last, current);
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
510 // gap detection for less than GAP_MAX_VALUES values
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
511 else
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
512 detected = specialDetection(
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
513 startValue,
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
514 endValue,
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
515 last,
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
516 current,
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
517 num
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
518 );
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
519
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
520 if (detected) {
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
521 log.info("Gap between " + last + " and " + current);
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
522 ((XYSeries) series).add((last+current)/2, null);
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
523 }
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
524 }
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
525 }
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
526
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
527
767
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
528 /**
778
9a828e5a2390 Removed trailing whitespace
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 767
diff changeset
529 * Simple method to detect gaps. A gap is detected if the delta between two
9a828e5a2390 Removed trailing whitespace
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 767
diff changeset
530 * data points (current, last) is bigger than <code>PERCENTAGE</code> percent
9a828e5a2390 Removed trailing whitespace
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 767
diff changeset
531 * of delta of start and end.
767
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
532 * <br>
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
533 * (smallDelta &gt; delta / 100 * PERCENTAGE)
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
534 *
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
535 * @param start First data point value in a series.
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
536 * @param end Last data point value in a series.
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
537 * @param last Left value
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
538 * @param current Right value
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
539 *
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
540 * @return true, if a gap is detected between last and current - otherwise
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
541 * false.
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
542 */
340
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
543 protected boolean simpleDetection(
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
544 double start,
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
545 double end,
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
546 double last,
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
547 double current
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
548 ) {
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
549 double delta = Math.abs(end - start);
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
550 double smallDelta = Math.abs(current - last);
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
551
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
552 return (smallDelta > delta / 100 * PERCENTAGE);
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
553 }
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
554
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
555
767
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
556 /**
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
557 * Method to detect gaps between two data points. Following formula is used
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
558 * for detection:<br>
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
559 * smallDelta &gt; (3.0 / (count - 1) * delta)<br>
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
560 * smallDelta = current - last<br>
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
561 * delta = end - start
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
562 *
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
563 * @param start First data point value in a series.
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
564 * @param end Last data point value in a series.
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
565 * @param last Left value
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
566 * @param current Right value
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
567 *
788
e8a9e84a0328 Corrected JavaDoc errors in Chart Package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 779
diff changeset
568 * @param count
767
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
569 * @return true, if a gap is detected between last and current - otherwise
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
570 * false.
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
571 */
340
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
572 protected boolean specialDetection(
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
573 double start,
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
574 double end,
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
575 double last,
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
576 double current,
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
577 int count
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
578 ) {
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
579 double delta = Math.abs(end - start);
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
580 double smallDelta = Math.abs(current - last);
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
581
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
582 return (smallDelta > (3.0 / (count - 1) * delta));
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
583 }
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
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584
778
9a828e5a2390 Removed trailing whitespace
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 767
diff changeset
585
767
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
586 /**
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
587 * Method used to detect gaps between two data points grids. If the delta
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
588 * between current and last is bigger than <code>GAP_MAX_LEVEL</code>, a gap
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
589 * is detected.
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
590 *
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
591 * @param last Left value
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
592 * @param current Right value
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
593 *
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
594 * @return True, if a gap was detected - otherwise false.
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
595 */
340
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
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596 protected boolean gridDetection(double last, double current) {
643
24a85678bd39 Added some more debug information while gap detection.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 530
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597 if (log.isDebugEnabled()) {
24a85678bd39 Added some more debug information while gap detection.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 530
diff changeset
598 log.debug("######################################################");
24a85678bd39 Added some more debug information while gap detection.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 530
diff changeset
599 log.debug("Parameters for gap detection");
24a85678bd39 Added some more debug information while gap detection.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 530
diff changeset
600 log.debug("Defined gap size for grids: " + GAP_MAX_LEVEL);
24a85678bd39 Added some more debug information while gap detection.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 530
diff changeset
601 log.debug("1st value to compare: " + last);
24a85678bd39 Added some more debug information while gap detection.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 530
diff changeset
602 log.debug("2nd value to compare: " + current);
24a85678bd39 Added some more debug information while gap detection.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 530
diff changeset
603 log.debug("Difference: " + Math.abs(current - last));
24a85678bd39 Added some more debug information while gap detection.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 530
diff changeset
604 }
340
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
605 return (Math.abs(current - last) > GAP_MAX_LEVEL);
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
606 }
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
607
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
608
767
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
609 /**
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
610 * This method returns the key which is used to retrieve the y-value served
778
9a828e5a2390 Removed trailing whitespace
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 767
diff changeset
611 * by a <code>Result</code> object.
767
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
612 *
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
613 * @param first <code>Result</code> object - not used in this class.
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
614 * @param second <code>Result</code> object - not used in this class.
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
615 *
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
616 * @return the string "KPOSITION"
79401c871da4 Added and repaired javadoc in de.intevation.gnv.chart package.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 656
diff changeset
617 */
340
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
618 protected String getDependendAxisName(Result first, Result second) {
370
061355435075 Changed depending value for gap detection in verticalprofile charts on meshes.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 364
diff changeset
619 return "KPOSITION";
340
07a64cfafdf1 Added gap detection in horizontal and vertical profile charts. Distinguish between meshes and other data sources.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 335
diff changeset
620 }
298
80f7c5dc09c6 Implementation of classes for creating timeseries, verticalprofile and horizontalprofile charts.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
diff changeset
621 }
315
63f8b3fb7d9a Localization of chart axis with locale which fits best to server and browser settings.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents: 310
diff changeset
622 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 :
http://dive4elements.wald.intevation.org