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annotate gnv-artifacts/src/main/java/de/intevation/gnv/chart/HorizontalProfileChartFactory.java @ 113:a16f5267803e

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Added Basic-Support for HorizontalProfiles gnv-artifacts/trunk@163 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Tim Englich <tim.englich@intevation.de>
date Wed, 30 Sep 2009 13:42:51 +0000
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children 820238357bab
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113
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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.util.Collection;
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19 import java.util.Iterator;
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20
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21 import org.apache.log4j.Logger;
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22 import org.jfree.chart.plot.PlotOrientation;
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23 import org.jfree.data.xy.XYSeries;
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24
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25 import de.intevation.gnv.chart.exception.TechnicalChartException;
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26 import de.intevation.gnv.geobackend.base.Result;
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27
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28 /**
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29 *
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30 * @author Tim Englich <tim.englich@intevation.de>
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31 *
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32 */
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33 public class HorizontalProfileChartFactory extends VerticalProfileChartFactory {
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34
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35 /**
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36 * Default Logging instance
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37 */
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38 private static Logger sLogger = Logger.getLogger(HorizontalProfileChartFactory.class);
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39 private static boolean sDebug = sLogger.isDebugEnabled();
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40
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41
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42 public HorizontalProfileChartFactory(){
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43 super();
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44 super.plotOrientation = PlotOrientation.HORIZONTAL;
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45 }
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46
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47
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48 /**
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49 *
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50 * @param seriesName
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51 * @param resultSet
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52 * @param lUpperCut
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53 * @param lLowerCut
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54 * @param pStart
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55 * @param pEnd
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56 * @return
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57 * @throws TechnicalChartException
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58 */
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59 @Override
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60 protected XYSeries createXYSeries(String seriesName, Collection<Result> resultSet,
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61 int lUpperCut, int lLowerCut,int pStart,int pEnd) throws TechnicalChartException{
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62 if (sDebug)
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63 sLogger.debug("createXYSeries()");
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64 XYSeries series = new XYSeries(seriesName);
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65 try {
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66 double xValue=0;
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67 double yValue=0;
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68 double xStartCoord = 0;
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69 double yStartCoord = 0;
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70 int i = 0;
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71 Iterator<Result> resultIterator = resultSet.iterator();
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72 while (resultIterator.hasNext()){
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73 Result lRow = resultIterator.next();
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74 if (i >= pStart && i <= pEnd ){
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75 if (xStartCoord == 0 && yStartCoord == 0){
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76 xStartCoord = lRow.getDouble("XORDINATE_XCOORD");
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77 yStartCoord = lRow.getDouble("XORDINATE_YCOORD");
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78 }
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79
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80 double currentXCoord = lRow.getDouble("XORDINATE_XCOORD");;
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81 double currentYCoord = lRow.getDouble("XORDINATE_YCOORD");
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82
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83 xValue = this.calculateDistance(xStartCoord, yStartCoord, currentXCoord, currentYCoord);
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84
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85 yValue = lRow.getDouble("YORDINATE");
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86 series.add(xValue, yValue);
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87 sLogger.debug(seriesName+" Added Value "+xValue+" / "+yValue);
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88
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89 }else if (i > pEnd){
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90 return series;
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91 }
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92 i++;
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93 }
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94 } catch (OutOfMemoryError e) {
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95 sLogger.error(e.getMessage(), e);
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96 return series;
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97
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98 } catch (Exception e) { //TechnicalChartException
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99 sLogger.error(e.getMessage(), e);
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100 }
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101 finally {
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102 }
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103
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104 return series;
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105 }
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106
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107 private double calculateDistance(double xStartCoord, double yStartCoord, double currentXCoord, double currentYCoord){
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108 double dx = xStartCoord - currentXCoord;
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109 double dy = yStartCoord - currentYCoord;
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110 return Math.sqrt((dx*dx)+(dy*dy));
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111 }
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112 }
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