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 / AbstractRenderableLayer.java @ 762
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package org.gvsig.view3d.vector.lib.impl; |
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import java.util.List; |
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import java.util.concurrent.ExecutorService; |
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import java.util.concurrent.Executors; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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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.FeatureSet; |
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import org.gvsig.fmap.dal.feature.FeatureStore; |
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import org.gvsig.tools.dispose.DisposableIterator; |
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import org.gvsig.view3d.vector.lib.api.VectorElevationMode; |
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import org.gvsig.view3d.vector.lib.api.VectorLoaderParameters; |
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import gov.nasa.worldwind.WorldWind; |
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import gov.nasa.worldwind.layers.RenderableLayer; |
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import gov.nasa.worldwind.render.Renderable; |
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public abstract class AbstractRenderableLayer extends RenderableLayer { |
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private static final Logger LOG = LoggerFactory.getLogger(AbstractRenderableLayer.class); |
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protected FeatureStore featureStore;
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protected VectorLoaderParameters parameters;
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public AbstractRenderableLayer(VectorLoaderParameters parameters, FeatureStore featureStore) {
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this.featureStore = featureStore;
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this.parameters = parameters;
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ExecutorService executor = Executors.newSingleThreadExecutor(); |
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executor.execute(addRenderableObjects()); |
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} |
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protected Runnable addRenderableObjects() { |
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return new Runnable() { |
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@Override
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public void run() { |
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FeatureQuery featureQuery; |
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try {
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featureQuery = getFeatureQuery(); |
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} catch (DataException e) {
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LOG.error(String.format("Can not access to feature type of %1s", featureStore.getFullName()), e); |
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removeAllRenderables(); |
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return;
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} |
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FeatureSet featureSet = null;
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DisposableIterator it = null;
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try {
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featureSet = featureStore.getFeatureSet(featureQuery); |
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it = featureSet.fastIterator(); |
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while (it.hasNext()) {
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Feature feature = (Feature) it.next(); |
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List<Renderable> renderables = getRenderable(feature);
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for (Renderable renderable : renderables) {
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addRenderable(renderable); |
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} |
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} |
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} catch (DataException e) {
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LOG.error(String.format("Can not access to %1s data", featureStore.getFullName()), e); |
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removeAllRenderables(); |
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return;
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} finally {
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if (it != null) { |
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it.dispose(); |
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} |
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if (featureSet != null) { |
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featureSet.dispose(); |
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} |
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} |
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} |
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}; |
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} |
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protected int getAltitudeMode(VectorElevationMode mode) { |
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switch (mode) {
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case CLAMP_TO_GROUND:
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return WorldWind.CLAMP_TO_GROUND;
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case ABSOLUTE:
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return WorldWind.ABSOLUTE;
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case RELATIVE_TO_GROUND:
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return WorldWind.RELATIVE_TO_GROUND;
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default:
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throw new IllegalArgumentException( |
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"Vector elevation mode not reconized. Only CLAMP_TO_GROUND, ABSOLUTE and RELATIVE_TO_GROUND are valid");
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} |
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} |
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protected abstract List<Renderable> getRenderable(Feature feature); |
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protected abstract FeatureQuery getFeatureQuery() throws DataException; |
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} |