gvsig-3d / 2.1 / trunk / org.gvsig.view3d / org.gvsig.view3d.swing / org.gvsig.view3d.swing.impl / src / main / java / org / gvsig / view3d / swing / impl / DefaultSynchronizer.java @ 533
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package org.gvsig.view3d.swing.impl; |
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import gov.nasa.worldwind.WorldWindow; |
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import gov.nasa.worldwind.avlist.AVKey; |
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import gov.nasa.worldwind.avlist.AVList; |
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import gov.nasa.worldwind.geom.Angle; |
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import gov.nasa.worldwind.geom.Box; |
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import gov.nasa.worldwind.geom.Position; |
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import gov.nasa.worldwind.geom.Sector; |
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import gov.nasa.worldwind.globes.ElevationModel; |
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import gov.nasa.worldwind.layers.Layer; |
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import gov.nasa.worldwind.terrain.CompoundElevationModel; |
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import gov.nasa.worldwind.view.orbit.OrbitView; |
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import java.awt.geom.Point2D; |
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import java.util.ArrayList; |
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import java.util.HashMap; |
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import java.util.List; |
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import java.util.Map; |
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import java.util.Map.Entry; |
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import org.gvsig.fmap.dal.exception.DataException; |
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import org.gvsig.fmap.geom.primitive.Envelope; |
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import org.gvsig.fmap.mapcontext.MapContext; |
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import org.gvsig.fmap.mapcontext.ViewPort; |
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import org.gvsig.fmap.mapcontext.events.ColorEvent; |
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import org.gvsig.fmap.mapcontext.events.ExtentEvent; |
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import org.gvsig.fmap.mapcontext.events.ProjectionEvent; |
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import org.gvsig.fmap.mapcontext.events.listeners.ViewPortListener; |
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import org.gvsig.fmap.mapcontext.layers.CancelationException; |
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import org.gvsig.fmap.mapcontext.layers.FLayer; |
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import org.gvsig.fmap.mapcontext.layers.FLayers; |
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import org.gvsig.fmap.mapcontext.layers.LayerCollectionEvent; |
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import org.gvsig.fmap.mapcontext.layers.LayerCollectionListener; |
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import org.gvsig.fmap.mapcontext.layers.LayerEvent; |
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import org.gvsig.fmap.mapcontext.layers.LayerListener; |
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import org.gvsig.fmap.mapcontext.layers.LayerPositionEvent; |
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import org.gvsig.fmap.mapcontext.layers.operations.LayersVisitor; |
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import org.gvsig.tools.exception.BaseException; |
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import org.gvsig.tools.visitor.VisitCanceledException; |
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import org.gvsig.view3d.lib.api.View3DLocator; |
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import org.gvsig.view3d.lib.api.View3DManager; |
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import org.gvsig.view3d.lib.api.properties.LayerProperties3D; |
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import org.gvsig.view3d.swing.api.View3DSwingLocator; |
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import org.gvsig.view3d.swing.api.View3DSwingManager; |
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import org.gvsig.view3d.swing.api.properties.GeneralProperties3D; |
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import org.gvsig.view3d.swing.api.properties.MapControlProperties3D; |
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import org.gvsig.view3d.swing.impl.data.DefaultTiledImageLayer; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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|
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public class DefaultSynchronizer { |
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private static final Logger LOG = LoggerFactory |
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.getLogger(DefaultSynchronizer.class); |
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|
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private Map<FLayer, LAYER_SYNCHRONIZE_STATUS> tiledlayerRegister = |
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new HashMap<FLayer, LAYER_SYNCHRONIZE_STATUS>(); |
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|
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private Map<FLayer, LAYER_SYNCHRONIZE_STATUS> elevationModelLayerRegister = |
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new HashMap<FLayer, LAYER_SYNCHRONIZE_STATUS>(); |
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private DefaultMapControl3D mapControl3D;
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private MapContext mapContext;
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private WorldWindow wwd;
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|
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private Object synchronizingLayerLock = new Object(); |
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protected DefaultSynchronizer(DefaultMapControl3D theMapControl3D,
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MapContext theMapContext, WorldWindow wwd) {
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this.mapControl3D = theMapControl3D;
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this.mapContext = theMapContext;
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this.wwd = wwd;
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|
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intializeRegisters(); |
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addLayerCollectionListener(mapContext.getLayers()); |
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addLayerListener(mapContext.getLayers()); |
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addViewPortListener(mapContext.getViewPort()); |
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} |
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private void intializeRegisters() { |
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|
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FLayers layers = mapContext.getLayers(); |
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try {
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layers.accept(new LayersVisitor() {
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public void visit(Object obj) throws VisitCanceledException, |
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BaseException {
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throw new UnsupportedOperationException(); |
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|
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} |
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public void visit(FLayer layer) throws BaseException { |
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View3DManager manager = View3DLocator.getManager(); |
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LayerProperties3D layerProperties = |
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manager.getLayerProperties(layer); |
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|
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if (layerProperties.getElevation() == true) { |
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elevationModelLayerRegister.put(layer, |
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LAYER_SYNCHRONIZE_STATUS.CLEAN); |
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} else {
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tiledlayerRegister.put(layer, |
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LAYER_SYNCHRONIZE_STATUS.CLEAN); |
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} |
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} |
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}); |
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} catch (BaseException e) {
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LOG.error( |
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"Can't initialize register of layers to auto synchronize.", e);
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mapControl3D.getProperties().setAutoLayerSynchronize(false);
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} |
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} |
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private void addLayerListener(FLayer layer) { |
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if (layer == null) { |
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return;
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} |
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layer.addLayerListener(getLayerListener()); |
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} |
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|
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private void addLayerCollectionListener(FLayers layers) { |
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if (layers == null) { |
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return;
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} |
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layers.addLayerCollectionListener(new LayerCollectionListener() {
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public void layerAdded(LayerCollectionEvent e) { |
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FLayer affectedLayer = e.getAffectedLayer(); |
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affectedLayer.addLayerListener(getLayerListener()); |
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updateLayerState(affectedLayer, LAYER_SYNCHRONIZE_STATUS.ADD); |
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if (mapControl3D.getProperties().getAutoLayerSynchronize()) {
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synchronizeLayers(); |
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} |
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} |
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public void layerAdding(LayerCollectionEvent e) |
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throws CancelationException {
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} |
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public void layerMoved(LayerPositionEvent e) { |
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FLayer affectedLayer = e.getAffectedLayer(); |
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int oldPos = e.getOldPos();
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int newPos = e.getNewPos();
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moveLayer(affectedLayer, oldPos, newPos); |
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} |
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public void layerMoving(LayerPositionEvent e) |
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throws CancelationException {
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} |
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public void layerRemoved(LayerCollectionEvent e) { |
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} |
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public void layerRemoving(LayerCollectionEvent e) |
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throws CancelationException {
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FLayer affectedLayer = e.getAffectedLayer(); |
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updateLayerState(affectedLayer, LAYER_SYNCHRONIZE_STATUS.REMOVE); |
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if (mapControl3D.getProperties().getAutoLayerSynchronize()) {
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synchronizeLayers(); |
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} |
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} |
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public void visibilityChanged(LayerCollectionEvent e) |
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throws CancelationException {
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} |
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}); |
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} |
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private LayerListener getLayerListener() {
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return new LayerListener() { |
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public void activationChanged(LayerEvent e) { |
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} |
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public void drawValueChanged(LayerEvent e) { |
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FLayer layer = e.getSource(); |
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updateLayerState(layer, LAYER_SYNCHRONIZE_STATUS.DIRTY); |
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MapControlProperties3D properties = |
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mapControl3D.getProperties(); |
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if (properties.getAutoLayerSynchronize()) {
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synchronizeLayers(); |
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} |
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} |
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public void editionChanged(LayerEvent e) { |
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} |
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public void nameChanged(LayerEvent e) { |
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} |
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public void visibilityChanged(LayerEvent e) { |
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FLayer layer = e.getSource(); |
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updateLayerState(layer, LAYER_SYNCHRONIZE_STATUS.DIRTY); |
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if (mapControl3D.getProperties().getAutoLayerSynchronize()) {
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synchronizeLayers(); |
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} |
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} |
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}; |
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} |
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private void addViewPortListener(ViewPort viewPort) { |
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viewPort.addViewPortListener(new ViewPortListener() {
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public void projectionChanged(ProjectionEvent e) { |
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} |
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public void extentChanged(ExtentEvent e) { |
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MapControlProperties3D properties = |
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mapControl3D.getProperties(); |
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boolean autoViewSynchronize =
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properties.getAutoViewPortSynchronize(); |
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if (autoViewSynchronize) {
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synchronizeViewPorts(); |
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} |
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} |
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public void backColorChanged(ColorEvent e) { |
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} |
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}); |
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} |
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private Layer getTileImageLayer(FLayer layer) {
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List<Layer> layers =
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wwd.getModel().getLayers().getLayersByClass(DefaultTiledImageLayer.class); |
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for (Layer tiledLayer : layers) {
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AVList constructionParams = |
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(AVList) tiledLayer.getValue(AVKey.CONSTRUCTION_PARAMETERS); |
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if (constructionParams != null) { |
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FLayer likedLayer = |
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(FLayer) constructionParams |
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.getValue(DefaultMapControl3D.GVSIG_LAYER); |
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if (layer.equals(likedLayer)) {
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return tiledLayer;
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} |
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} |
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} |
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return null; |
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} |
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private ElevationModel getElevationModel(FLayer layer) {
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ElevationModel elevationModel = wwd.getModel().getGlobe().getElevationModel(); |
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if (elevationModel instanceof CompoundElevationModel) { |
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CompoundElevationModel compoundModel = |
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(CompoundElevationModel) elevationModel; |
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List<ElevationModel> elevationModels =
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compoundModel.getElevationModels(); |
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for (ElevationModel eModel : elevationModels) {
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if (eModel.getName().equals(layer.getName())) {
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return eModel;
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} |
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} |
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return null; |
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} |
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if (elevationModel.getName().equals(layer.getName())) {
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return elevationModel;
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} |
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return null; |
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} |
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private void updateLayerState(FLayer layer, LAYER_SYNCHRONIZE_STATUS status) { |
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View3DManager manager = View3DLocator.getManager(); |
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LayerProperties3D layerProperties = manager.getLayerProperties(layer); |
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synchronized (synchronizingLayerLock) {
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if (layerProperties.getElevation() == true) { |
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if (tiledlayerRegister.containsKey(layer)) {
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tiledlayerRegister.remove(layer); |
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} |
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if (elevationModelLayerRegister.containsKey(layer)
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|| status == LAYER_SYNCHRONIZE_STATUS.ADD) {
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elevationModelLayerRegister.put(layer, status); |
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} |
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} else {
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if (elevationModelLayerRegister.containsKey(layer)) {
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elevationModelLayerRegister.remove(layer); |
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} |
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if (tiledlayerRegister.containsKey(layer)
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|| status == LAYER_SYNCHRONIZE_STATUS.ADD) {
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tiledlayerRegister.put(layer, status); |
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} |
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} |
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} |
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} |
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protected void synchronizeLayers() { |
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List<FLayer> removedLayers = new ArrayList<FLayer>(); |
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synchronized (synchronizingLayerLock) {
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// Synchronize tiledImageLayers
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for (Entry<FLayer, LAYER_SYNCHRONIZE_STATUS> entry : tiledlayerRegister
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.entrySet()) {
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FLayer tiledLayer = entry.getKey(); |
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LAYER_SYNCHRONIZE_STATUS status = |
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tiledlayerRegister.get(tiledLayer); |
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switch (status) {
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case ADD:
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addLayer(tiledLayer); |
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entry.setValue(LAYER_SYNCHRONIZE_STATUS.CLEAN); |
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break;
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case REMOVE:
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removeLayer(tiledLayer); |
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removedLayers.add(tiledLayer); |
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break;
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case DIRTY:
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updateLayer(tiledLayer); |
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entry.setValue(LAYER_SYNCHRONIZE_STATUS.CLEAN); |
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break;
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case CLEAN:
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break;
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} |
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} |
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// Synchronize elevationModelLayerRegister
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for (Entry<FLayer, LAYER_SYNCHRONIZE_STATUS> entry : elevationModelLayerRegister
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.entrySet()) {
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FLayer eModelLayer = entry.getKey(); |
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LAYER_SYNCHRONIZE_STATUS status = |
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elevationModelLayerRegister.get(eModelLayer); |
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switch (status) {
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case ADD:
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addLayer(eModelLayer); |
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entry.setValue(LAYER_SYNCHRONIZE_STATUS.CLEAN); |
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break;
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case REMOVE:
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removeLayer(eModelLayer); |
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removedLayers.add(eModelLayer); |
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break;
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case DIRTY:
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updateLayer(eModelLayer); |
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entry.setValue(LAYER_SYNCHRONIZE_STATUS.CLEAN); |
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break;
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case CLEAN:
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break;
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} |
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} |
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for (FLayer fLayer : removedLayers) {
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if (tiledlayerRegister.containsKey(fLayer)) {
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tiledlayerRegister.remove(fLayer); |
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break;
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} else if (elevationModelLayerRegister.containsKey(fLayer)) { |
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elevationModelLayerRegister.remove(fLayer); |
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break;
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} |
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} |
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} |
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} |
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protected void synchronizeViewPorts() { |
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// Convert envelope to WorldWind sector
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ViewPort viewPort = this.mapContext.getViewPort();
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Envelope envelope = viewPort.getEnvelope(); |
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Sector sector = getSector(envelope); |
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// Create a bounding box for the specified sector in order to estimate
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// its size in model coordinates.
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Box extent = Sector.computeBoundingBox(wwd.getModel().getGlobe(),
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mapControl3D.getVerticalExaggeration(), sector); |
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// Estimate the distance between the center position and the eye
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// position that is necessary to cause the sector to
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// fill a viewport with the specified field of view. Note that we change
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// the distance between the center and eye
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// position here, and leave the field of view constant.
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Angle fov = wwd.getView().getFieldOfView(); |
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double zoom = extent.getRadius() / fov.cosHalfAngle() / fov.tanHalfAngle();
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View3DSwingManager swingManager = View3DSwingLocator.getManager(); |
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GeneralProperties3D general3dProperties = swingManager.getGeneral3DProperties(); |
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if(general3dProperties.getViewPortAnimation()){
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wwd.getView().goTo(new Position(sector.getCentroid(), 0d), zoom); |
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} else {
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((OrbitView) wwd.getView()).setCenterPosition(new Position(sector |
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.getCentroid(), 0d));
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((OrbitView) wwd.getView()).setZoom(zoom); |
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wwd.redraw(); |
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} |
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} |
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|
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private Sector getSector(Envelope envelope) {
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Point2D p1 = null; |
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Point2D p2 = null; |
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p1 = new Point2D.Double(envelope.getMinimum(0), envelope.getMinimum(1)); |
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p2 = new Point2D.Double(envelope.getMaximum(0), envelope.getMaximum(1)); |
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double minLatitude =
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Double.isInfinite(p1.getY()) || p1.getY() < Angle.NEG90.degrees
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? Angle.NEG90.degrees : p1.getY(); |
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double maxLatitude =
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Double.isInfinite(p2.getY()) || p2.getY() > Angle.POS90.degrees
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? Angle.POS90.degrees : p2.getY(); |
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double minLongitude =
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Double.isInfinite(p1.getX()) || p1.getX() < Angle.NEG180.degrees
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? Angle.NEG180.degrees : p1.getX(); |
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double maxLongitude =
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Double.isInfinite(p2.getX()) || p2.getX() > Angle.POS180.degrees
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? Angle.POS180.degrees : p2.getX(); |
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Sector sector = |
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new Sector(Sector.fromDegrees(minLatitude, maxLatitude,
|
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minLongitude, maxLongitude)); |
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return sector;
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} |
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|
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private void updateLayer(FLayer layer) { |
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int index = getLayerIndex(layer);
|
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removeLayer(layer); |
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addLayer(layer, index); |
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} |
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|
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private int getLayerIndex(FLayer layer) { |
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|
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View3DManager manager = View3DLocator.getManager(); |
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LayerProperties3D layerProperties = manager.getLayerProperties(layer); |
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|
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int index = 0; |
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if(layerProperties.getElevation()){
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ElevationModel layerEModel = getElevationModel(layer); |
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CompoundElevationModel eModel = |
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(CompoundElevationModel) wwd.getModel().getGlobe().getElevationModel(); |
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if(layerEModel != null){ |
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index = eModel.getElevationModels().indexOf(layerEModel); |
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} else {
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return eModel.getElevationModels().size();
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} |
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} else {
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Layer tileImageLayer = getTileImageLayer(layer); |
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if(tileImageLayer != null){ |
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index = wwd.getModel().getLayers().indexOf(tileImageLayer); |
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} else {
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return wwd.getModel().getLayers().size();
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} |
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} |
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return index;
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} |
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|
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private void addLayer(FLayer layer) { |
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try {
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this.mapControl3D.addGvSIGLayer(layer);
|
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} catch (DataException e) {
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LOG.error("Can't add {} to MapControl3D", layer.getName());
|
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} |
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} |
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private void addLayer(FLayer layer, int pos) { |
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try {
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this.mapControl3D.addGvSIGLayer(layer, pos);
|
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} catch (DataException e) {
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LOG.error("Can't add {} to MapControl3D", layer.getName());
|
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} |
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} |
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|
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private void removeLayer(FLayer layer) { |
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|
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ElevationModel eModel = getElevationModel(layer); |
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Layer tiledImageLayer = getTileImageLayer(layer); |
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|
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if (eModel != null) { |
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CompoundElevationModel compoundEModel = |
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(CompoundElevationModel) wwd.getModel().getGlobe().getElevationModel(); |
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compoundEModel.removeElevationModel(eModel); |
| 491 |
} else if (tiledImageLayer != null) { |
| 492 |
wwd.getModel().getLayers().remove(tiledImageLayer); |
| 493 |
} |
| 494 |
} |
| 495 |
|
| 496 |
private void moveLayer(FLayer layer, int oldPos, int newPos) { |
| 497 |
|
| 498 |
int index = getLayerIndex(layer);
|
| 499 |
removeLayer(layer); |
| 500 |
addLayer(layer, index + (newPos - oldPos)); |
| 501 |
} |
| 502 |
} |
| 503 |
|
| 504 |
enum LAYER_SYNCHRONIZE_STATUS {
|
| 505 |
ADD, CLEAN, DIRTY, REMOVE |
| 506 |
}; |