Mercurial > dive4elements > gnv-client

annotate gnv-artifacts/src/main/java/de/intevation/gnv/chart/ChartFactory.java @ 120:5134266f00e7

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Resolved gnv/issue21 No NPE will be thrown. Add Dummydata for Calculating the distance between two MeasurmentPoints. gnv-artifacts/trunk@190 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Tim Englich <tim.englich@intevation.de>
date Tue, 06 Oct 2009 10:58:47 +0000
parents f07637f96312
children 7fb9441dd8af
rev   line source
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1 /**
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2 * Title: ChartFactory, $Header: /share/gdi/SDI-Suite/Repository/projekte/BSH-GDI/genericViewer/src/main/java/de/conterra/bsh/gdi/gnviewer/output/chart/ChartFactory.java,v 1.8 2007/12/21 12:31:15 blume Exp $
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3 * Source: $Source: /share/gdi/SDI-Suite/Repository/projekte/BSH-GDI/genericViewer/src/main/java/de/conterra/bsh/gdi/gnviewer/output/chart/ChartFactory.java,v $
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4 * created by: Stefan Blume (blume)
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5 * erstellt am: 06.12.2007
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6 * Copyright: con terra GmbH, 2005
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7 *
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8 * modified by: $Author: blume $
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9 * modified on: $Date: 2007/12/21 12:31:15 $
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10 * Version: $Revision: 1.8 $
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11 * TAG: $Name: $
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12 * locked from: $Locker: $
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13 * CVS State: $State: Exp $
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14 * Project: $ProjectName$
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15 */
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16 package de.intevation.gnv.chart;
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17
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18 import java.awt.Color;
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19 import java.awt.Font;
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20 import java.awt.image.BufferedImage;
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21 import java.io.IOException;
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22 import java.io.OutputStream;
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23 import java.util.Collection;
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24 import java.util.Date;
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25 import java.util.Iterator;
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26
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27 import org.apache.log4j.Logger;
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28 import org.jfree.chart.JFreeChart;
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29 import org.jfree.chart.axis.AxisLocation;
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30 import org.jfree.chart.axis.DateAxis;
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31 import org.jfree.chart.axis.NumberAxis;
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32 import org.jfree.chart.axis.NumberTickUnit;
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33 import org.jfree.chart.encoders.KeypointPNGEncoderAdapter;
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34 import org.jfree.chart.plot.PlotOrientation;
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35 import org.jfree.chart.plot.XYPlot;
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36 import org.jfree.chart.renderer.xy.StandardXYItemRenderer;
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37 import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer;
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38 import org.jfree.data.time.Minute;
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39 import org.jfree.data.time.TimeSeries;
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40 import org.jfree.data.time.TimeSeriesCollection;
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41 import org.jfree.data.xy.XYDataset;
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42 import org.jfree.ui.RectangleInsets;
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43
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44 import de.intevation.gnv.chart.exception.TechnicalChartException;
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45 import de.intevation.gnv.geobackend.base.Result;
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46 import de.intevation.gnv.transition.describedata.KeyValueDescibeData;
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47
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48 /**
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49 * The class <code>ChartFactory</code> fulfills the following purposes:
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50 * <ol>
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51 * <li></li>
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52 * </ol>
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53 *
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54 * @author blume
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55 * @version 1.0
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56 * @serial 1.0
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57 * @see
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58 * @since 06.12.2007 17:25:59
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59 */
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60 public class ChartFactory {
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61
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62 /**
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63 * Default Logging instance
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64 */
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65 private static Logger sLogger = Logger.getLogger(ChartFactory.class);
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66 private static boolean sDebug = sLogger.isDebugEnabled();
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67
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68
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69 public synchronized void createSimpleTimeSeriesChart(ChartLabels pLabels, ChartStyle pStyle, Collection<KeyValueDescibeData> parameters, Collection<KeyValueDescibeData> measurements, OutputStream outputStream, Collection<Result> resultSet) throws IOException, TechnicalChartException {
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70 if (sDebug)
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71 sLogger.debug("createSimpleTimeSeriesChart()");
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72 int lLowerLevel = Integer.MIN_VALUE;
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73 int lUpperLevel = Integer.MAX_VALUE;
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74 if (pStyle.isUseUpperDataLevel()
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75 && pStyle.getUpperLevel() < Integer.MAX_VALUE) {
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76 lUpperLevel = pStyle.getUpperLevel();
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77 }
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78 if (pStyle.isUseLowerDataLevel()
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79 && pStyle.getLowerLevel() > Integer.MIN_VALUE) {
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80 lLowerLevel = pStyle.getLowerLevel();
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81 }
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82 if (sDebug)
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83 sLogger.debug(" vor createDataset()");
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84 XYDataset lSet = this.createDataset(resultSet, lUpperLevel,
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85 lLowerLevel,parameters,measurements);
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86 if (sDebug)
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87 sLogger.debug(" nach createDataset()");
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88 final Color[] color = {Color.black, Color.red, Color.green, Color.blue};
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89 DateAxis domain = new DateAxis(pLabels.getDomainAxisLabel());
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90 NumberAxis axis;
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91 StandardXYItemRenderer renderer = new StandardXYItemRenderer();
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92 XYPlot plot = new XYPlot();
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93 //Global settings
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94
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95 plot.setOrientation(PlotOrientation.VERTICAL);
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96 plot.setBackgroundPaint(Color.lightGray);
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97 plot.setDomainGridlinePaint(Color.white);
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98 plot.setRangeGridlinePaint(Color.white);
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99 plot.setAxisOffset(new RectangleInsets(5.0,5.0,5.0,5.0));
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100 //plot.getRangeAxis().setFixedDimension(10.0);
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101 plot.setDomainAxis(domain);
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102 plot.setDomainAxisLocation(AxisLocation.BOTTOM_OR_LEFT);
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103 if (parameters.size() == 1) {
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104 KeyValueDescibeData parameter = parameters.iterator().next();
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105 axis = new NumberAxis(parameter.getValue());
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106 if(parameter.getValue().contains("richtung")){
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107 NumberAxis axis1 = new NumberAxis(
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108 ((String) parameter.getValue()));//,new Range(0.0,360.0));
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109 axis1.setTickUnit(new NumberTickUnit(30.0));
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110 axis1.setUpperBound(360.0);
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111 axis1.setLowerBound(0.0);
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112 //axis1.setDisplayRange(0.0,360.0);
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113 plot.setRangeAxis( axis1);
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114 }else{
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115 axis.setFixedDimension(10.0);
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116 axis.setAutoRangeIncludesZero(false);
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117 plot.setRangeAxis(axis);
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118 }
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119 axis.configure();
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120 plot.setRangeAxisLocation( AxisLocation.BOTTOM_OR_LEFT);
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121 plot.setRenderer(renderer);
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122 plot.setDataset(lSet);
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123 } else {
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124 // Individual settings for different parameters
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125 for (int i = 0; i < lSet.getSeriesCount(); i++) {
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126
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127 plot.setDataset(i, getDataset((TimeSeriesCollection) lSet, i));
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128 Color mColor=color[i % color.length]; // zyklische Farbvergabe
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129 mColor = color[0];
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130 // if ( pParameterId.length==1){
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131
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132 if(((String) lSet.getSeriesKey(i)).contains("richtung")){
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133 NumberAxis axis1 = new NumberAxis(((String) lSet.getSeriesKey(i)));//,new Range(0.0,360.0));
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134 axis1.setTickUnit(new NumberTickUnit(30.0));
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135 //axis1.setDisplayRange(0.0,360.0);
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136 axis1.setLabelPaint(mColor);
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137 axis1.setTickLabelPaint(mColor);
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138 axis1.setUpperBound(360.0);
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139 axis1.setLowerBound(0.0);
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140 plot.setRangeAxis(i, axis1);
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141
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142
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143 }
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144 else {
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145 axis = new NumberAxis((String) lSet.getSeriesKey(i));
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146 axis.setFixedDimension(10.0);
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147 axis.setAutoRangeIncludesZero(false);
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148 axis.setLabelPaint(mColor);
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149 axis.setTickLabelPaint(mColor);
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150 plot.setRangeAxis(i, axis);
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151 axis.configure();
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152 }
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153 if (i % 2 != 0)
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154 plot.setRangeAxisLocation(i, AxisLocation.BOTTOM_OR_RIGHT);
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155 else
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156 plot.setRangeAxisLocation(i, AxisLocation.BOTTOM_OR_LEFT);
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157 plot.mapDatasetToRangeAxis(i, i);
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158 // }
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159 renderer = new StandardXYItemRenderer();
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160 renderer.setSeriesPaint(i, mColor);
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161 // renderer.setSeriesStroke(i,stroke[j]);
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162 plot.setRenderer(i, renderer);
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163 }
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164 }
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165 JFreeChart chart = new JFreeChart(
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166 pLabels.getTitle(),
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167 new Font ("SansSerif",Font.BOLD,24),
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168 plot,true);
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169
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170
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171 setStyle(chart, pStyle);
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172 configureRenderingOptions(chart);
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173 if (sDebug)
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174 sLogger.debug(" vor encodeChart()");
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175
67
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176 encodeChart(chart, pStyle, outputStream);
65
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177 }
67
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178 private static XYDataset getDataset(TimeSeriesCollection T, int pIndex){ //throws TechnicalChartException{
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179 //if (T.getSeriesCount() < pIndex) throw TechnicalChartException();
65
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180 TimeSeriesCollection TSC = new TimeSeriesCollection();
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181 TSC.addSeries(T.getSeries(pIndex));
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182 return (XYDataset) TSC;
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183 }
67
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diff changeset
184
65
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185 private void configureRenderingOptions(JFreeChart pJfreechart) {
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186 org.jfree.chart.renderer.xy.XYItemRenderer xyitemrenderer = ((XYPlot) pJfreechart
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187 .getPlot()).getRenderer();
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188 if (xyitemrenderer instanceof XYLineAndShapeRenderer) {
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189 XYLineAndShapeRenderer xylineandshaperenderer = (XYLineAndShapeRenderer) xyitemrenderer;
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190 xylineandshaperenderer.setBaseShapesVisible(true);
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191 xylineandshaperenderer.setBaseShapesFilled(true);
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192 }
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193 }
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194
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195 private void setStyle(JFreeChart pJfreechart, ChartStyle pStyle) {
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196 if (sDebug)
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197 sLogger.debug("setStyle()");
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198 pJfreechart.setBackgroundPaint(pStyle.getCanvasColor());
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199 XYPlot xyplot = (XYPlot) pJfreechart.getPlot();
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200 xyplot.setBackgroundPaint(pStyle.getPlotBackgroundColor());
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201 xyplot.setDomainGridlinePaint(pStyle.getDomainGridlineColor());
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202 xyplot.setRangeGridlinePaint(pStyle.getRangeGridlineColor());
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203
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204 Insets lOffsets = pStyle.getAxisOffset();
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205 RectangleInsets lRectangleInsets = new RectangleInsets(lOffsets.mUpper,
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206 lOffsets.mLeft, lOffsets.mLower, lOffsets.mRight);
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207 xyplot.setAxisOffset(lRectangleInsets);
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208 xyplot.setDomainCrosshairVisible(pStyle.isDomainCrosshairVisible());
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209 xyplot.setRangeCrosshairVisible(pStyle.isRangeCrosshairVisible());
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210
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211 }
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212
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213
67
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diff changeset
214 private TimeSeries createTimeSeries(String pTimeSeriesName, Collection<Result> resultSet,
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diff changeset
215 int lUpperCut, int lLowerCut,int pStart,int pEnd, Date dStart, Date dEnd) throws TechnicalChartException{
65
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216 if (sDebug)
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217 sLogger.debug("createTimeSeries()");
100
f07637f96312 Some Performanceimprovement done
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diff changeset
218 Result lRow0, lRow1;
65
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219
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220 Date lDate=null, lDate0=null;
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221
67
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diff changeset
222 TimeSeries lTimeseries = new TimeSeries(pTimeSeriesName,
65
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223 org.jfree.data.time.Minute.class);
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224 try {
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225 long maxGap=0, lDateDiff=0;
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226 double lValue=0;
67
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diff changeset
227
65
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228
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229 int i = 0;
67
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diff changeset
230 Iterator<Result> resultIterator = resultSet.iterator();
0e9762ebd18d Refactor ChartFactory so that it is able to be compiled without errors.
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diff changeset
231 while (resultIterator.hasNext()){
0e9762ebd18d Refactor ChartFactory so that it is able to be compiled without errors.
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diff changeset
232 Result lRow = resultIterator.next();
65
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233 if (i >= pStart+1 && i <= pEnd){
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diff changeset
234 if (i == pStart+1){
67
0e9762ebd18d Refactor ChartFactory so that it is able to be compiled without errors.
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diff changeset
235 lRow0 = lRow;//
65
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236
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237 // Handle Gaps > 0.5% timeserieslength, i.e do not draw here
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238 // +TODO mache maxGap variabel �ber diagram options
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239 maxGap = (dEnd.getTime() - dStart.getTime()) / 200; // 0,5 prozent der L�nge
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240 if (maxGap < 3600000) maxGap=3600010;
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241 if (maxGap <(dEnd.getTime() - dStart.getTime())/(pEnd-pStart))
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242 maxGap = (dEnd.getTime() - dStart.getTime())/(pEnd-pStart) + 1000;
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parents:
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243
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244 if (sDebug)
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245 sLogger.debug("MaxGap : "+maxGap/1000+" L�nge : "+(dEnd.getTime() - dStart.getTime())/1000+
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246 "Intervall "+(dEnd.getTime() - dStart.getTime())/(pEnd-pStart)/1000);
82
5eb62df21f9a Added Support for Vertical Profiles Marnet, STAUN, IMIS
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diff changeset
247 lDate = lRow0.getDate("XORDINATE");
65
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248 lDate0 = lDate;
82
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diff changeset
249 lValue = lRow0.getDouble("YORDINATE");
65
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250 if (lValue > lLowerCut && lValue < lUpperCut){
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251 //lTimeseries.addOrUpdate(new Minute(lDate), lValue);
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252 lTimeseries.add(new Minute(lDate), lValue);
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253 }
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254 }
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255 //for (int i = pStart+1; i <= pEnd; i++) {
67
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diff changeset
256 lRow1 =lRow;
82
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diff changeset
257 lDate = lRow1.getDate("XORDINATE");
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diff changeset
258 lValue = lRow1.getDouble("YORDINATE");
65
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259 lDateDiff = lDate.getTime() - lDate0.getTime();
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260 if (lDateDiff > maxGap) {
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261 // add 1 minute in millisecs to left hand side Date
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262 // and insert Dummy to break line
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263 lDate0.setTime((lDate0.getTime() + 60000));
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264 lTimeseries.addOrUpdate(new Minute(lDate0), null);
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265 lTimeseries.addOrUpdate(new Minute(lDate), lValue);
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266 //lTimeseries.add(new Minute(lDate0), null);
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267 } else if (lDateDiff == 0) {
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268 if (sDebug)
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269 sLogger.debug("Datediff: "+lDateDiff+" bei index : "+i+" Datum : "+lDate+" "+lDate0);
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270 }
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271 else if (lValue > lLowerCut && lValue < lUpperCut) {
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272 lTimeseries.addOrUpdate(new Minute(lDate), lValue);
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273 //lTimeseries.add(new Minute(lDate), lValue);
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274 }
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275 lRow0 = lRow1;
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276 lDate0 = lDate;
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277 }else if (i > pEnd){
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278 return lTimeseries;
65
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279 }
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280 i++;
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281 }
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282
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283
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284 } catch (OutOfMemoryError e) {
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285 sLogger.error(e.getMessage(), e);
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286 return lTimeseries;
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287
67
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288 } catch (Exception e) { //TechnicalChartException
65
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289 sLogger.error(e.getMessage(), e);
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290 }
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291 finally {
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292 }
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293
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294 return lTimeseries;
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295 }
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296
86
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297 private XYDataset createDataset(Collection<Result> resultSet,
68
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298 int lUpperCut, int lLowerCut,Collection<KeyValueDescibeData> parameters, Collection<KeyValueDescibeData> measurements) throws TechnicalChartException {
65
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299
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300 TimeSeriesCollection lTimeSeriesCollection = new TimeSeriesCollection();
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301 try{
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302 Date dStart = null, dEnd= null;
82
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303 String break1, break2, break3;
65
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304 int mStart = 0;
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305 int mEnd = 0;
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306
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307
67
0e9762ebd18d Refactor ChartFactory so that it is able to be compiled without errors.
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diff changeset
308 Iterator<Result> resultIterator = resultSet.iterator();
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diff changeset
309 if (resultIterator.hasNext()){
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diff changeset
310 Result row = resultIterator.next();
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diff changeset
311
82
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312 break1 = row.getString("GROUP1"); // 2
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313 break2 = row.getString("GROUP2"); //3
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314 break3 = row.getString("GROUP3"); // 4
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315 dStart = row.getDate("XORDINATE");
67
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diff changeset
316 int i = 1;
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diff changeset
317 while (resultIterator.hasNext()) {
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318 row = resultIterator.next();
82
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319 if (!break1.equals(row.getString("GROUP1"))
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320 || !break2 .equals(row.getString("GROUP2"))
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321 || !break3.equals(row.getString("GROUP3"))){
68
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diff changeset
322 String mTimeSeriesName = findValueTitle(parameters,break1)+" "+
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diff changeset
323 findValueTitle(measurements,break2)+"m";
67
0e9762ebd18d Refactor ChartFactory so that it is able to be compiled without errors.
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diff changeset
324
0e9762ebd18d Refactor ChartFactory so that it is able to be compiled without errors.
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diff changeset
325 lTimeSeriesCollection.addSeries(createTimeSeries(mTimeSeriesName,
0e9762ebd18d Refactor ChartFactory so that it is able to be compiled without errors.
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parents: 65
diff changeset
326 resultSet, lUpperCut, lLowerCut, mStart, mEnd, dStart, dEnd));
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diff changeset
327 mStart = i;
82
5eb62df21f9a Added Support for Vertical Profiles Marnet, STAUN, IMIS
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diff changeset
328 dStart = row.getDate("XORDINATE");
5eb62df21f9a Added Support for Vertical Profiles Marnet, STAUN, IMIS
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diff changeset
329 break1 = row.getString("GROUP1");
5eb62df21f9a Added Support for Vertical Profiles Marnet, STAUN, IMIS
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diff changeset
330 break2 = row.getString("GROUP2"); //3
5eb62df21f9a Added Support for Vertical Profiles Marnet, STAUN, IMIS
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diff changeset
331 break3 = row.getString("GROUP3"); // 4
67
0e9762ebd18d Refactor ChartFactory so that it is able to be compiled without errors.
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diff changeset
332
0e9762ebd18d Refactor ChartFactory so that it is able to be compiled without errors.
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diff changeset
333 }
0e9762ebd18d Refactor ChartFactory so that it is able to be compiled without errors.
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diff changeset
334 mEnd = i;
82
5eb62df21f9a Added Support for Vertical Profiles Marnet, STAUN, IMIS
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diff changeset
335 dEnd = row.getDate("XORDINATE");
67
0e9762ebd18d Refactor ChartFactory so that it is able to be compiled without errors.
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diff changeset
336 i = i + 1;
0e9762ebd18d Refactor ChartFactory so that it is able to be compiled without errors.
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diff changeset
337 }
65
8b75d01fa5b5 Insert Chart-Classes from old Repository
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parents:
diff changeset
338
68
d117fd4b82e5 Chartrendering integrated in Timeseries Transition
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diff changeset
339 String mTimeSeriesName = findValueTitle(parameters,break1)+" "+
d117fd4b82e5 Chartrendering integrated in Timeseries Transition
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diff changeset
340 findValueTitle(measurements,break2)+"m";
65
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341 lTimeSeriesCollection.addSeries(createTimeSeries(mTimeSeriesName,
67
0e9762ebd18d Refactor ChartFactory so that it is able to be compiled without errors.
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parents: 65
diff changeset
342 resultSet, lUpperCut, lLowerCut, mStart, mEnd, dStart, dEnd));
0e9762ebd18d Refactor ChartFactory so that it is able to be compiled without errors.
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diff changeset
343 }
65
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344 }
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parents:
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345 catch (Exception e){
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parents:
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346 sLogger.error(e.getMessage(), e);
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parents:
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347 }
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348 finally{
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349 }
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parents:
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350 return lTimeSeriesCollection;
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parents:
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351 }
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parents:
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352
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parents:
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353
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parents:
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354
67
0e9762ebd18d Refactor ChartFactory so that it is able to be compiled without errors.
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parents: 65
diff changeset
355 private void encodeChart(JFreeChart pChart, ChartStyle pStyle, OutputStream outputStream)
65
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parents:
diff changeset
356 throws IOException {
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parents:
diff changeset
357 if (sDebug)
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parents:
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358 sLogger.debug("encodeChart()");
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parents:
diff changeset
359 KeypointPNGEncoderAdapter lEncoder = new KeypointPNGEncoderAdapter();
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parents:
diff changeset
360 lEncoder.setEncodingAlpha(true);
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parents:
diff changeset
361
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parents:
diff changeset
362 int lWidth = (int) pStyle.getChartSize().getWidth();
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Tim Englich <tim.englich@intevation.de>
parents:
diff changeset
363 int lHeight = (int) pStyle.getChartSize().getHeight();
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parents:
diff changeset
364
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parents:
diff changeset
365 BufferedImage lImage = pChart.createBufferedImage(lWidth, lHeight,
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parents:
diff changeset
366 BufferedImage.BITMASK, null);
67
0e9762ebd18d Refactor ChartFactory so that it is able to be compiled without errors.
Tim Englich <tim.englich@intevation.de>
parents: 65
diff changeset
367
0e9762ebd18d Refactor ChartFactory so that it is able to be compiled without errors.
Tim Englich <tim.englich@intevation.de>
parents: 65
diff changeset
368 lEncoder.encode(lImage, outputStream);
0e9762ebd18d Refactor ChartFactory so that it is able to be compiled without errors.
Tim Englich <tim.englich@intevation.de>
parents: 65
diff changeset
369
0e9762ebd18d Refactor ChartFactory so that it is able to be compiled without errors.
Tim Englich <tim.englich@intevation.de>
parents: 65
diff changeset
370 }
65
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parents:
diff changeset
371
82
5eb62df21f9a Added Support for Vertical Profiles Marnet, STAUN, IMIS
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parents: 68
diff changeset
372 private String findValueTitle(Collection<KeyValueDescibeData> values, String pMmtId){
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parents: 68
diff changeset
373 int id = 0;
5eb62df21f9a Added Support for Vertical Profiles Marnet, STAUN, IMIS
Tim Englich <tim.englich@intevation.de>
parents: 68
diff changeset
374 try {
5eb62df21f9a Added Support for Vertical Profiles Marnet, STAUN, IMIS
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parents: 68
diff changeset
375 id = Integer.parseInt(pMmtId);
5eb62df21f9a Added Support for Vertical Profiles Marnet, STAUN, IMIS
Tim Englich <tim.englich@intevation.de>
parents: 68
diff changeset
376 } catch (NumberFormatException e) {
5eb62df21f9a Added Support for Vertical Profiles Marnet, STAUN, IMIS
Tim Englich <tim.englich@intevation.de>
parents: 68
diff changeset
377 sLogger.warn(e,e);
5eb62df21f9a Added Support for Vertical Profiles Marnet, STAUN, IMIS
Tim Englich <tim.englich@intevation.de>
parents: 68
diff changeset
378 return pMmtId;
5eb62df21f9a Added Support for Vertical Profiles Marnet, STAUN, IMIS
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parents: 68
diff changeset
379 }
5eb62df21f9a Added Support for Vertical Profiles Marnet, STAUN, IMIS
Tim Englich <tim.englich@intevation.de>
parents: 68
diff changeset
380
5eb62df21f9a Added Support for Vertical Profiles Marnet, STAUN, IMIS
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parents: 68
diff changeset
381 Iterator<KeyValueDescibeData> it = values.iterator();
68
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parents: 67
diff changeset
382 while(it.hasNext()){
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parents: 67
diff changeset
383 KeyValueDescibeData data = it.next();
86
5d4f5d26bb7a Some Codecleanup done
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parents: 82
diff changeset
384 if (id ==Integer.parseInt(data.getKey())){
68
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parents: 67
diff changeset
385 return data.getValue();
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parents: 67
diff changeset
386 }
65
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parents:
diff changeset
387 }
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parents:
diff changeset
388 return "";
8b75d01fa5b5 Insert Chart-Classes from old Repository
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parents:
diff changeset
389 }
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parents:
diff changeset
390 }
http://dive4elements.wald.intevation.org