Mercurial > dive4elements > gnv-client
comparison gnv-artifacts/src/main/java/de/intevation/gnv/raster/PolygonDatasetProducer.java @ 465:f7038820df2e
Added support to trace rasters to JTS multi polygons and multi line strings.
Write them to shape files with GeoTools.
gnv-artifacts/trunk@526 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
|---|---|
| date | Mon, 11 Jan 2010 00:29:45 +0000 |
| parents | b624879d2902 |
| children | 1bf058f1a2d1 |
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| 464:70df44021a9f | 465:f7038820df2e |
|---|---|
| 3 import java.util.List; | 3 import java.util.List; |
| 4 import java.util.HashMap; | 4 import java.util.HashMap; |
| 5 | 5 |
| 6 import gnu.trove.TDoubleArrayList; | 6 import gnu.trove.TDoubleArrayList; |
| 7 | 7 |
| 8 import de.intevation.gnv.raster.Vectorizer.RingsHandler; | |
| 9 import de.intevation.gnv.raster.Vectorizer.Edge; | 8 import de.intevation.gnv.raster.Vectorizer.Edge; |
| 10 | 9 |
| 11 import de.intevation.gnv.jfreechart.PolygonSeries; | 10 import de.intevation.gnv.jfreechart.PolygonSeries; |
| 12 import de.intevation.gnv.jfreechart.PolygonDataset; | 11 import de.intevation.gnv.jfreechart.PolygonDataset; |
| 13 import de.intevation.gnv.jfreechart.CompactXYItems; | 12 import de.intevation.gnv.jfreechart.CompactXYItems; |
| 14 | 13 |
| 15 /** | 14 /** |
| 16 * @author Sascha L. Teichmann (sascha.teichmann@intevation.de) | 15 * @author Sascha L. Teichmann (sascha.teichmann@intevation.de) |
| 17 */ | 16 */ |
| 18 public class PolygonDatasetProducer | 17 public class PolygonDatasetProducer |
| 19 implements RingsHandler | 18 extends AbstractProducer |
| 20 { | 19 { |
| 21 protected double minX; | |
| 22 protected double minY; | |
| 23 protected double maxX; | |
| 24 protected double maxY; | |
| 25 | |
| 26 protected HashMap<Integer, PolygonSeries> polygonSeries; | 20 protected HashMap<Integer, PolygonSeries> polygonSeries; |
| 27 | 21 |
| 28 protected PolygonDatasetProducer() { | 22 protected PolygonDatasetProducer() { |
| 29 } | 23 } |
| 30 | 24 |
| 31 public PolygonDatasetProducer( | 25 public PolygonDatasetProducer( |
| 32 double minX, double minY, | 26 double minX, double minY, |
| 33 double maxX, double maxY | 27 double maxX, double maxY |
| 34 | 28 |
| 35 ) { | 29 ) { |
| 36 this.minX = minX; | 30 super(minX, minY, maxX, maxY); |
| 37 this.minY = minY; | |
| 38 this.maxX = maxX; | |
| 39 this.maxY = maxY; | |
| 40 | |
| 41 polygonSeries = new HashMap<Integer, PolygonSeries>(); | 31 polygonSeries = new HashMap<Integer, PolygonSeries>(); |
| 42 } | 32 } |
| 43 | 33 |
| 44 public void handleRings( | 34 public void handleRings( |
| 45 List<Edge> rings, | 35 List<Edge> rings, |
| 51 return; | 41 return; |
| 52 } | 42 } |
| 53 | 43 |
| 54 Integer v = Integer.valueOf(value); | 44 Integer v = Integer.valueOf(value); |
| 55 | 45 |
| 56 PolygonSeries ps = (PolygonSeries)polygonSeries.get(v); | 46 PolygonSeries ps = polygonSeries.get(v); |
| 57 | 47 |
| 58 if (ps == null) { | 48 if (ps == null) { |
| 59 polygonSeries.put(v, ps = new PolygonSeries()); | 49 polygonSeries.put(v, ps = new PolygonSeries()); |
| 60 ps.setAttribute("fill", v); | 50 ps.setAttribute("fill", v); |
| 61 } | 51 } |