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 @ 763
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1 | 761 | llmarques | package org.gvsig.view3d.vector.lib.impl.extrusion; |
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2 | |||
3 | 762 | llmarques | import java.awt.Color; |
4 | 761 | llmarques | import java.util.ArrayList; |
5 | import java.util.List; |
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6 | |||
7 | import org.apache.commons.lang3.StringUtils; |
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8 | |||
9 | import org.gvsig.fmap.dal.exception.DataException; |
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10 | import org.gvsig.fmap.dal.feature.Feature; |
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11 | import org.gvsig.fmap.dal.feature.FeatureQuery; |
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12 | import org.gvsig.fmap.dal.feature.FeatureStore; |
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13 | import org.gvsig.fmap.dal.feature.FeatureType; |
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14 | import org.gvsig.fmap.geom.Geometry; |
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15 | import org.gvsig.fmap.geom.Geometry.TYPES; |
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16 | import org.gvsig.fmap.geom.aggregate.MultiPoint; |
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17 | import org.gvsig.fmap.geom.primitive.Point; |
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18 | import org.gvsig.fmap.mapcontext.rendering.legend.IVectorLegend; |
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19 | 762 | llmarques | import org.gvsig.fmap.mapcontext.rendering.symbols.ISymbol; |
20 | import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.marker.ISimpleMarkerSymbol; |
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21 | 761 | llmarques | import org.gvsig.view3d.vector.lib.api.VectorElevationMode; |
22 | import org.gvsig.view3d.vector.lib.api.VectorExtrusionLoaderParameters; |
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23 | 762 | llmarques | import org.gvsig.view3d.vector.lib.impl.AbstractRenderableLayer; |
24 | 761 | llmarques | |
25 | import gov.nasa.worldwind.geom.Position; |
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26 | 762 | llmarques | import gov.nasa.worldwind.render.Material; |
27 | 761 | llmarques | import gov.nasa.worldwind.render.PointPlacemark; |
28 | 762 | llmarques | import gov.nasa.worldwind.render.PointPlacemarkAttributes; |
29 | 761 | llmarques | import gov.nasa.worldwind.render.Renderable; |
30 | |||
31 | 762 | llmarques | public class DefaultVectorExtrusionPointRenderableLayer extends AbstractRenderableLayer { |
32 | |||
33 | private PointPlacemarkAttributes markAttributes;
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34 | 761 | llmarques | |
35 | public DefaultVectorExtrusionPointRenderableLayer(VectorExtrusionLoaderParameters parameters, FeatureStore featureStore,
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36 | IVectorLegend legend) { |
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37 | 762 | llmarques | super(parameters, featureStore);
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38 | this.markAttributes = getBasicMarkerAttributes(legend);
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39 | 761 | llmarques | } |
40 | |||
41 | @Override
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42 | protected List<Renderable> getRenderable(Feature feature) { |
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43 | |||
44 | double heightFieldValue = 0; |
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45 | String heightField = ((VectorExtrusionLoaderParameters) parameters).getHeightField();
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46 | if (StringUtils.isNoneBlank(heightField)) {
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47 | heightFieldValue = feature.getDouble(heightField); |
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48 | } |
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49 | |||
50 | Geometry geom = feature.getDefaultGeometry(); |
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51 | List<Renderable> renderables = new ArrayList<>(); |
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52 | if (geom.getGeometryType().isTypeOf(TYPES.MULTIPOINT)) {
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53 | MultiPoint multiPoint = (MultiPoint) geom; |
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54 | for (int i = 0; i < multiPoint.getPrimitivesNumber(); i++) { |
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55 | renderables.add(getRenderable(multiPoint.getPointAt(i), heightFieldValue)); |
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56 | } |
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57 | } else {
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58 | renderables.add(getRenderable((Point) geom, heightFieldValue));
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59 | } |
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60 | return renderables;
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61 | } |
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62 | |||
63 | private PointPlacemark getRenderable(Point point, double heightFieldValue) { |
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64 | boolean hasZ = point.getDimension() > 2; |
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65 | double h = 0.0; |
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66 | double y = point.getY();
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67 | double x = point.getX();
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68 | |||
69 | if(VectorElevationMode.CLAMP_TO_GROUND.equals(parameters.getVectorElevationMode())) {
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70 | hasZ = false;
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71 | } else {
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72 | if(VectorElevationMode.RELATIVE_TO_GROUND.equals(parameters.getVectorElevationMode())) {
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73 | hasZ = false;
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74 | } |
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75 | if (parameters.getConstantHeight() != null) { |
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76 | h = parameters.getConstantHeight(); |
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77 | } |
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78 | } |
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79 | h += heightFieldValue; |
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80 | h *= ((VectorExtrusionLoaderParameters) parameters).getVerticalExaggeration(); |
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81 | PointPlacemark marker; |
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82 | if (hasZ) {
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83 | double z = point.getCoordinateAt(2); |
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84 | marker = new PointPlacemark(Position.fromDegrees(y, x, z + h)); |
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85 | } else {
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86 | Position position = Position.fromDegrees(y, x, h); |
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87 | marker = new PointPlacemark(position);
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88 | } |
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89 | marker.setAltitudeMode(getAltitudeMode(parameters.getVectorElevationMode())); |
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90 | marker.setLineEnabled(true);
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91 | marker.setAttributes(this.markAttributes);
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92 | return marker;
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93 | } |
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94 | |||
95 | @Override
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96 | protected FeatureQuery getFeatureQuery() throws DataException { |
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97 | 763 | llmarques | FeatureQuery featureQuery = super.getFeatureQuery();
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98 | 761 | llmarques | // Add field height to feature query
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99 | String fieldHeight = ((VectorExtrusionLoaderParameters) parameters).getHeightField();
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100 | if (StringUtils.isNotBlank(fieldHeight)) {
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101 | featureQuery.addAttributeName(fieldHeight); |
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102 | } |
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103 | return featureQuery;
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104 | } |
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105 | 762 | llmarques | |
106 | private PointPlacemarkAttributes getBasicMarkerAttributes(IVectorLegend legend) {
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107 | 761 | llmarques | |
108 | 762 | llmarques | if (this.markAttributes != null) { |
109 | return this.markAttributes; |
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110 | } |
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111 | |||
112 | double markerSize = 0; |
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113 | Material fillMaterial = null;
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114 | |||
115 | if (legend == null) { |
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116 | fillMaterial = new Material(parameters.getDefaultColor());
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117 | markerSize = 0.3;
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118 | } else {
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119 | ISymbol symbol = legend.getDefaultSymbol(); |
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120 | if (symbol instanceof ISimpleMarkerSymbol) { |
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121 | ISimpleMarkerSymbol markerSymbol = (ISimpleMarkerSymbol) symbol; |
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122 | Color fillColor = markerSymbol.getColor();
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123 | markerSize = markerSymbol.getSize(); |
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124 | fillMaterial = new Material(fillColor);
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125 | } else {
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126 | fillMaterial = new Material(parameters.getDefaultColor());
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127 | markerSize = 4;
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128 | } |
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129 | } |
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130 | markAttributes = new PointPlacemarkAttributes();
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131 | Color color = fillMaterial.getDiffuse();
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132 | markAttributes.setImageColor(color); |
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133 | markAttributes.setLineMaterial(fillMaterial); |
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134 | markAttributes.setLineWidth(1d);
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135 | markAttributes.setUsePointAsDefaultImage(true);
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136 | markAttributes.setScale(markerSize); |
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137 | return markAttributes;
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138 | } |
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139 | |||
140 | 761 | llmarques | } |