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 @ 773
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/**
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* gvSIG. Desktop Geographic Information System.
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*
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* Copyright ? 2007-2017 gvSIG Association
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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* For any additional information, do not hesitate to contact us
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* at info AT gvsig.com, or visit our website www.gvsig.com.
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*/
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package org.gvsig.view3d.vector.lib.impl.extrusion; |
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import java.awt.Color; |
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import java.util.ArrayList; |
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import java.util.List; |
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import org.apache.commons.lang3.StringUtils; |
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import org.cresques.cts.ICoordTrans; |
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import org.gvsig.fmap.dal.exception.DataException; |
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import org.gvsig.fmap.dal.feature.Feature; |
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import org.gvsig.fmap.dal.feature.FeatureQuery; |
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import org.gvsig.fmap.dal.feature.FeatureStore; |
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import org.gvsig.fmap.geom.Geometry; |
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import org.gvsig.fmap.geom.Geometry.TYPES; |
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import org.gvsig.fmap.geom.aggregate.MultiPoint; |
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import org.gvsig.fmap.geom.primitive.Point; |
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import org.gvsig.fmap.mapcontext.rendering.legend.IVectorLegend; |
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import org.gvsig.fmap.mapcontext.rendering.symbols.ISymbol; |
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import org.gvsig.symbology.fmap.mapcontext.rendering.symbol.marker.ISimpleMarkerSymbol; |
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import org.gvsig.view3d.vector.lib.api.VectorElevationMode; |
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import org.gvsig.view3d.vector.lib.api.VectorExtrusionLoaderParameters; |
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import org.gvsig.view3d.vector.lib.impl.AbstractRenderableLayer; |
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import gov.nasa.worldwind.geom.Position; |
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import gov.nasa.worldwind.render.Material; |
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import gov.nasa.worldwind.render.PointPlacemark; |
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import gov.nasa.worldwind.render.PointPlacemarkAttributes; |
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import gov.nasa.worldwind.render.Renderable; |
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/**
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*
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* @author <a href="mailto:lmarques@disid.com">Lluis Marques</a>
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*
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*/
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public class DefaultVectorExtrusionPointRenderableLayer extends AbstractRenderableLayer { |
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private PointPlacemarkAttributes markAttributes;
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public DefaultVectorExtrusionPointRenderableLayer(VectorExtrusionLoaderParameters parameters, FeatureStore featureStore,
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IVectorLegend legend) { |
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super(parameters, featureStore, legend);
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} |
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@Override
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protected List<Renderable> getRenderables(Feature feature) { |
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double heightFieldValue = 0; |
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String heightField = ((VectorExtrusionLoaderParameters) parameters).getHeightField();
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if (StringUtils.isNoneBlank(heightField)) {
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heightFieldValue = feature.getDouble(heightField); |
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} |
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Geometry geom = feature.getDefaultGeometry(); |
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List<Renderable> renderables = new ArrayList<>(); |
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if (geom.getGeometryType().isTypeOf(TYPES.MULTIPOINT)) {
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MultiPoint multiPoint = (MultiPoint) geom; |
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for (int i = 0; i < multiPoint.getPrimitivesNumber(); i++) { |
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renderables.add(getRenderable(multiPoint.getPointAt(i), heightFieldValue)); |
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} |
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} else {
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renderables.add(getRenderable((Point) geom, heightFieldValue));
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} |
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return renderables;
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} |
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private PointPlacemark getRenderable(Point point, double heightFieldValue) { |
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boolean hasZ = point.getDimension() > 2; |
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double h = 0.0; |
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ICoordTrans coordTrans = getCoordTrans(this.parameters.getLayer().getProjection());
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if(coordTrans != null) { |
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point.reProject(coordTrans); |
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} |
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double y = point.getY();
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double x = point.getX();
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if(VectorElevationMode.CLAMP_TO_GROUND.equals(parameters.getVectorElevationMode())) {
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hasZ = false;
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} else {
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if(VectorElevationMode.RELATIVE_TO_GROUND.equals(parameters.getVectorElevationMode())) {
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hasZ = false;
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} |
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if (parameters.getConstantHeight() != null) { |
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h = parameters.getConstantHeight(); |
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} |
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} |
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h += heightFieldValue; |
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h *= ((VectorExtrusionLoaderParameters) parameters).getVerticalExaggeration(); |
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PointPlacemark marker; |
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if (hasZ) {
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double z = point.getCoordinateAt(2); |
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marker = new PointPlacemark(Position.fromDegrees(y, x, z + h)); |
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} else {
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Position position = Position.fromDegrees(y, x, h); |
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marker = new PointPlacemark(position);
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} |
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marker.setAltitudeMode(getAltitudeMode(parameters.getVectorElevationMode())); |
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marker.setLineEnabled(true);
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marker.setAttributes(this.getBasicMarkerAttributes(legend));
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return marker;
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} |
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@Override
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protected FeatureQuery getFeatureQuery() throws DataException { |
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FeatureQuery featureQuery = super.getFeatureQuery();
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// Add field height to feature query
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String fieldHeight = ((VectorExtrusionLoaderParameters) parameters).getHeightField();
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if (StringUtils.isNotBlank(fieldHeight)) {
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featureQuery.addAttributeName(fieldHeight); |
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} |
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return featureQuery;
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} |
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private PointPlacemarkAttributes getBasicMarkerAttributes(IVectorLegend legend) {
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if (this.markAttributes != null) { |
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return this.markAttributes; |
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} |
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double markerSize = 0; |
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Material fillMaterial = null;
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if (legend == null) { |
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fillMaterial = new Material(parameters.getDefaultColor());
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markerSize = 0.3;
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} else {
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ISymbol symbol = legend.getDefaultSymbol(); |
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if (symbol instanceof ISimpleMarkerSymbol) { |
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ISimpleMarkerSymbol markerSymbol = (ISimpleMarkerSymbol) symbol; |
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Color fillColor = markerSymbol.getColor();
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markerSize = markerSymbol.getSize(); |
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fillMaterial = new Material(fillColor);
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} else {
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fillMaterial = new Material(parameters.getDefaultColor());
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markerSize = 4;
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} |
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} |
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markAttributes = new PointPlacemarkAttributes();
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Color color = fillMaterial.getDiffuse();
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markAttributes.setImageColor(color); |
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markAttributes.setLineMaterial(fillMaterial); |
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markAttributes.setLineWidth(1d);
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markAttributes.setUsePointAsDefaultImage(true);
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markAttributes.setScale(markerSize); |
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return markAttributes;
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} |
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@Override
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protected void clearRenderAttributes() { |
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this.markAttributes = null; |
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} |
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} |