gvsig-3d / 2.1 / trunk / org.gvsig.view3d / org.gvsig.view3d.vector / org.gvsig.view3d.vector.lib / org.gvsig.view3d.vector.lib.impl / src / main / java / org / gvsig / view3d / vector / lib / impl / extrusion / DefaultVectorExtrusionPointRenderableLayer.java @ 761
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1 | 761 | llmarques | package org.gvsig.view3d.vector.lib.impl.extrusion; |
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2 | |||
3 | import java.util.ArrayList; |
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4 | import java.util.List; |
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5 | |||
6 | import org.apache.commons.lang3.StringUtils; |
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7 | |||
8 | import org.gvsig.fmap.dal.exception.DataException; |
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9 | import org.gvsig.fmap.dal.feature.Feature; |
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10 | import org.gvsig.fmap.dal.feature.FeatureQuery; |
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11 | import org.gvsig.fmap.dal.feature.FeatureStore; |
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12 | import org.gvsig.fmap.dal.feature.FeatureType; |
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13 | import org.gvsig.fmap.geom.Geometry; |
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14 | import org.gvsig.fmap.geom.Geometry.TYPES; |
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15 | import org.gvsig.fmap.geom.aggregate.MultiPoint; |
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16 | import org.gvsig.fmap.geom.primitive.Point; |
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17 | import org.gvsig.fmap.mapcontext.rendering.legend.IVectorLegend; |
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18 | import org.gvsig.view3d.vector.lib.api.VectorElevationMode; |
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19 | import org.gvsig.view3d.vector.lib.api.VectorExtrusionLoaderParameters; |
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20 | import org.gvsig.view3d.vector.lib.impl.AbstractPointRenderableLayer; |
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21 | |||
22 | import gov.nasa.worldwind.geom.Position; |
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23 | import gov.nasa.worldwind.render.PointPlacemark; |
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24 | import gov.nasa.worldwind.render.Renderable; |
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25 | |||
26 | public class DefaultVectorExtrusionPointRenderableLayer extends AbstractPointRenderableLayer { |
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27 | |||
28 | public DefaultVectorExtrusionPointRenderableLayer(VectorExtrusionLoaderParameters parameters, FeatureStore featureStore,
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29 | IVectorLegend legend) { |
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30 | super(parameters, featureStore, legend);
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31 | } |
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32 | |||
33 | @Override
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34 | protected List<Renderable> getRenderable(Feature feature) { |
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35 | |||
36 | double heightFieldValue = 0; |
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37 | String heightField = ((VectorExtrusionLoaderParameters) parameters).getHeightField();
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38 | if (StringUtils.isNoneBlank(heightField)) {
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39 | heightFieldValue = feature.getDouble(heightField); |
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40 | } |
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41 | |||
42 | Geometry geom = feature.getDefaultGeometry(); |
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43 | List<Renderable> renderables = new ArrayList<>(); |
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44 | if (geom.getGeometryType().isTypeOf(TYPES.MULTIPOINT)) {
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45 | MultiPoint multiPoint = (MultiPoint) geom; |
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46 | for (int i = 0; i < multiPoint.getPrimitivesNumber(); i++) { |
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47 | renderables.add(getRenderable(multiPoint.getPointAt(i), heightFieldValue)); |
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48 | } |
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49 | } else {
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50 | renderables.add(getRenderable((Point) geom, heightFieldValue));
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51 | } |
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52 | return renderables;
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53 | } |
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54 | |||
55 | private PointPlacemark getRenderable(Point point, double heightFieldValue) { |
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56 | boolean hasZ = point.getDimension() > 2; |
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57 | double h = 0.0; |
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58 | double y = point.getY();
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59 | double x = point.getX();
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60 | |||
61 | if(VectorElevationMode.CLAMP_TO_GROUND.equals(parameters.getVectorElevationMode())) {
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62 | hasZ = false;
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63 | } else {
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64 | if(VectorElevationMode.RELATIVE_TO_GROUND.equals(parameters.getVectorElevationMode())) {
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65 | hasZ = false;
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66 | } |
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67 | if (parameters.getConstantHeight() != null) { |
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68 | h = parameters.getConstantHeight(); |
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69 | } |
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70 | } |
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71 | h += heightFieldValue; |
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72 | h *= ((VectorExtrusionLoaderParameters) parameters).getVerticalExaggeration(); |
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73 | PointPlacemark marker; |
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74 | if (hasZ) {
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75 | double z = point.getCoordinateAt(2); |
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76 | marker = new PointPlacemark(Position.fromDegrees(y, x, z + h)); |
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77 | } else {
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78 | Position position = Position.fromDegrees(y, x, h); |
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79 | marker = new PointPlacemark(position);
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80 | } |
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81 | marker.setAltitudeMode(getAltitudeMode(parameters.getVectorElevationMode())); |
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82 | marker.setLineEnabled(true);
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83 | marker.setAttributes(this.markAttributes);
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84 | return marker;
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85 | } |
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86 | |||
87 | @Override
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88 | protected FeatureQuery getFeatureQuery() throws DataException { |
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89 | FeatureType featureType = featureStore.getDefaultFeatureType(); |
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90 | String geomAtt = featureType.getDefaultGeometryAttributeName();
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91 | FeatureQuery featureQuery = featureStore.createFeatureQuery(); |
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92 | featureQuery.addAttributeName(geomAtt); |
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93 | // Add field height to feature query
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94 | String fieldHeight = ((VectorExtrusionLoaderParameters) parameters).getHeightField();
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95 | if (StringUtils.isNotBlank(fieldHeight)) {
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96 | featureQuery.addAttributeName(fieldHeight); |
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97 | } |
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98 | return featureQuery;
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99 | } |
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100 | |||
101 | } |