Mercurial > dive4elements > gnv-client
comparison gnv-artifacts/src/main/java/de/intevation/gnv/chart/HorizontalProfileChartFactory.java @ 185:5fc8f41669a6
Added Calculation of the Distance in the unit km for Geodetic-Coordinates according to the Specification GT_0030.004
gnv-artifacts/trunk@229 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Tim Englich <tim.englich@intevation.de> |
|---|---|
| date | Fri, 16 Oct 2009 12:37:00 +0000 |
| parents | f2c76f35da5a |
| children | 92a43d90a0b8 |
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| 184:5d050f6de41d | 185:5fc8f41669a6 |
|---|---|
| 26 import com.vividsolutions.jts.io.WKTReader; | 26 import com.vividsolutions.jts.io.WKTReader; |
| 27 | 27 |
| 28 import de.intevation.gnv.chart.exception.TechnicalChartException; | 28 import de.intevation.gnv.chart.exception.TechnicalChartException; |
| 29 import de.intevation.gnv.geobackend.base.Result; | 29 import de.intevation.gnv.geobackend.base.Result; |
| 30 import de.intevation.gnv.transition.describedata.KeyValueDescibeData; | 30 import de.intevation.gnv.transition.describedata.KeyValueDescibeData; |
| 31 import de.intevation.gnv.utils.DistanceCalculator; | |
| 31 | 32 |
| 32 /** | 33 /** |
| 33 * | 34 * |
| 34 * @author Tim Englich <tim.englich@intevation.de> | 35 * @author Tim Englich <tim.englich@intevation.de> |
| 35 * | 36 * |
| 67 int lUpperCut, int lLowerCut, int pStart, | 68 int lUpperCut, int lLowerCut, int pStart, |
| 68 int pEnd) throws TechnicalChartException { | 69 int pEnd) throws TechnicalChartException { |
| 69 if (sDebug) | 70 if (sDebug) |
| 70 sLogger.debug("createXYSeries()"); | 71 sLogger.debug("createXYSeries()"); |
| 71 XYSeries series = new XYSeries(seriesName); | 72 XYSeries series = new XYSeries(seriesName); |
| 73 DistanceCalculator dc = new DistanceCalculator(); | |
| 72 try { | 74 try { |
| 73 Point lastPoint = null; | 75 Point lastPoint = null; |
| 74 double distance = 0; | 76 double distance = 0; |
| 75 int i = 0; | 77 int i = 0; |
| 76 Iterator<Result> resultIterator = resultSet.iterator(); | 78 Iterator<Result> resultIterator = resultSet.iterator(); |
| 77 while (resultIterator.hasNext()) { | 79 while (resultIterator.hasNext()) { |
| 78 Result lRow = resultIterator.next(); | 80 Result lRow = resultIterator.next(); |
| 79 if (i >= pStart && i <= pEnd) { | 81 if (i >= pStart && i <= pEnd) { |
| 80 Point p = (Point)wktReader.read(lRow.getString("SHAPE")); | 82 Point p = (Point)wktReader.read(lRow.getString("SHAPE")); |
| 81 if (lastPoint != null) { | 83 if (lastPoint != null) { |
| 82 distance = distance +p.distance(lastPoint); // TODO in Meter umrechnen | 84 distance = distance + dc.calculateDistance(lastPoint, p); |
| 83 } | 85 } |
| 84 lastPoint = p; | 86 lastPoint = p; |
| 85 double yValue = lRow.getDouble("YORDINATE"); | 87 double yValue = lRow.getDouble("YORDINATE"); |
| 86 series.add(distance, yValue); | 88 series.add(distance, yValue); |
| 87 sLogger.debug(seriesName + " Added Value " + distance + " / " | 89 sLogger.debug(seriesName + " Added Value " + distance + " / " |