Mercurial > dive4elements > gnv-client
comparison gnv-artifacts/src/main/java/de/intevation/gnv/chart/VerticalProfileVectorChart.java @ 1071:9bb1979aabbe
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 | |
| children | ec512e7992c6 |
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| 1070:7096a2e13676 | 1071:9bb1979aabbe |
|---|---|
| 1 package de.intevation.gnv.chart; | |
| 2 | |
| 3 import de.intevation.gnv.geobackend.base.Result; | |
| 4 import de.intevation.gnv.geobackend.base.ResultDescriptor; | |
| 5 | |
| 6 import java.util.Collection; | |
| 7 import java.util.Iterator; | |
| 8 import java.util.Locale; | |
| 9 | |
| 10 import org.apache.log4j.Logger; | |
| 11 | |
| 12 import org.jfree.chart.ChartTheme; | |
| 13 | |
| 14 import org.jfree.chart.plot.XYPlot; | |
| 15 | |
| 16 import org.jfree.data.xy.XYSeries; | |
| 17 import org.jfree.data.xy.XYSeriesCollection; | |
| 18 | |
| 19 /** | |
| 20 * This class is used to create xy charts of vertical profiles. | |
| 21 * | |
| 22 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> | |
| 23 */ | |
| 24 public class VerticalProfileVectorChart | |
| 25 extends VerticalProfileChart | |
| 26 { | |
| 27 private static Logger logger = | |
| 28 Logger.getLogger(VerticalProfileVectorChart.class); | |
| 29 | |
| 30 public VerticalProfileVectorChart( | |
| 31 ChartLabels labels, | |
| 32 ChartTheme theme, | |
| 33 Collection parameters, | |
| 34 Collection measurements, | |
| 35 Collection dates, | |
| 36 Collection result, | |
| 37 Collection timeGaps, | |
| 38 Locale locale, | |
| 39 boolean linesVisible, | |
| 40 boolean shapesVisible | |
| 41 ) { | |
| 42 super(labels, theme, parameters, measurements, dates, result, | |
| 43 timeGaps, locale, linesVisible, shapesVisible); | |
| 44 } | |
| 45 | |
| 46 | |
| 47 @Override | |
| 48 protected void initData() { | |
| 49 logger.debug("init data for verticalprofile chart with vector data."); | |
| 50 | |
| 51 Iterator iter = resultSet.iterator(); | |
| 52 Result row = null; | |
| 53 String seriesName = null; | |
| 54 XYSeries series = null; | |
| 55 | |
| 56 int idx = 0; | |
| 57 int startPos = 0; | |
| 58 int endPos = 0; | |
| 59 | |
| 60 double startValue = 0; | |
| 61 double endValue = 0; | |
| 62 | |
| 63 ResultDescriptor rd = null; | |
| 64 int idxSeries = -1; | |
| 65 int idxX = -1; | |
| 66 int idxY = -1; | |
| 67 | |
| 68 Result[] results = | |
| 69 (Result[]) resultSet.toArray(new Result[resultSet.size()]); | |
| 70 | |
| 71 while (iter.hasNext()) { | |
| 72 row = (Result) iter.next(); | |
| 73 | |
| 74 if (rd == null) { | |
| 75 rd = row.getResultDescriptor(); | |
| 76 idxSeries = rd.getColumnIndex("SERIES"); | |
| 77 idxX = rd.getColumnIndex("XORDINATE"); | |
| 78 idxY = rd.getColumnIndex("YORDINATE"); | |
| 79 } | |
| 80 | |
| 81 if (!row.getString(idxSeries).equals(seriesName)) { | |
| 82 logger.debug("prepare data/plot for next dataset."); | |
| 83 | |
| 84 if (series != null) { | |
| 85 gapDetection(results, series, startPos, endPos); | |
| 86 addSeries(series, seriesName, idx); | |
| 87 | |
| 88 startPos = endPos + 1; | |
| 89 } | |
| 90 | |
| 91 seriesName = row.getString(idxSeries); | |
| 92 | |
| 93 logger.debug("next data is '" + seriesName + "'"); | |
| 94 series = new XYSeries(seriesName); | |
| 95 } | |
| 96 | |
| 97 addValue(row, series); | |
| 98 Object x = getValue(row); | |
| 99 Double y = row.getDouble(idxY); | |
| 100 if (x != null && y != null) { | |
| 101 storeMaxRange(ranges, y, seriesName); | |
| 102 storeMaxValue(values, x, seriesName); | |
| 103 } | |
| 104 | |
| 105 endPos++; | |
| 106 } | |
| 107 | |
| 108 if (results.length == 0) | |
| 109 return; | |
| 110 | |
| 111 gapDetection(results, series, startPos, endPos); | |
| 112 addSeries(series, seriesName, idx); | |
| 113 | |
| 114 addDatasets(); | |
| 115 } | |
| 116 | |
| 117 | |
| 118 @Override | |
| 119 protected void addDatasets() { | |
| 120 XYPlot plot = chart.getXYPlot(); | |
| 121 int idx = 0; | |
| 122 | |
| 123 XYSeriesCollection sc = null; | |
| 124 Iterator iter = datasets.keySet().iterator(); | |
| 125 | |
| 126 while (iter.hasNext()) { | |
| 127 String key = (String) iter.next(); | |
| 128 sc = (XYSeriesCollection)datasets.get(key); | |
| 129 plot.setDataset(idx, sc ); | |
| 130 logger.debug("Added " + key + " parameter to plot."); | |
| 131 prepareAxis(key, idx); | |
| 132 adjustRenderer( | |
| 133 idx++, | |
| 134 sc.getSeriesCount(), | |
| 135 linesVisible, | |
| 136 shapesVisible | |
| 137 ); | |
| 138 } | |
| 139 } | |
| 140 } | |
| 141 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf-8 : |