bundles/common/org.eclipse.apogy.common.geometry.data3d.ui/src-gen-custom/org/eclipse/apogy/common/geometry/data3d/ui/impl/CartesianCoordinatesSetPresentationCustomImpl.java

/*******************************************************************************
 * Copyright (c) 2018 Agence spatiale canadienne / Canadian Space Agency 
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Pierre Allard, 
 *     Regent L'Archeveque - initial API and implementation
 *     
 * SPDX-License-Identifier: EPL-1.0
 *     
 *******************************************************************************/
package org.eclipse.apogy.common.geometry.data3d.ui.impl;

import org.eclipse.apogy.common.geometry.data3d.ApogyCommonGeometryData3DFactory;
import org.eclipse.apogy.common.geometry.data3d.CartesianCoordinatesSet;
import org.eclipse.apogy.common.geometry.data3d.CartesianPositionCoordinates;
import org.eclipse.apogy.common.geometry.data3d.Data3DUtils;
import org.eclipse.apogy.common.geometry.data3d.ui.Activator;
import org.eclipse.apogy.common.geometry.data3d.ui.ApogyCommonGeometryData3DUIPackage;
import org.eclipse.apogy.common.geometry.data3d.ui.preferences.MRTData3DUIPreferencesConstants;
import org.eclipse.apogy.common.geometry.data3d.ui.scene_objects.CartesianCoordinatesSetSceneObject;
import org.eclipse.apogy.common.math.ApogyCommonMathFacade;
import org.eclipse.apogy.common.math.Tuple3d;
import org.eclipse.apogy.common.topology.ContentNode;
import org.eclipse.apogy.common.topology.ui.SceneObject;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.jface.preference.PreferenceConverter;
import org.eclipse.jface.util.IPropertyChangeListener;
import org.eclipse.jface.util.PropertyChangeEvent;
import org.eclipse.swt.graphics.RGB;

public class CartesianCoordinatesSetPresentationCustomImpl extends CartesianCoordinatesSetPresentationImpl {

	protected IPropertyChangeListener preferencesListener = null;

	protected CartesianCoordinatesSetPresentationCustomImpl() {
		super();

		// Initializes values from preferences
		applyPreferences();

		// Register a listener to the preference store
		Activator.getDefault().getPreferenceStore().addPropertyChangeListener(getPreferencesListener());
	}

	public CartesianCoordinatesSet basicGetPointCloud() {
		CartesianCoordinatesSet coordSet = null;

		if (getNode() != null) {
			ContentNode<?> cNode = (ContentNode<?>) getNode();

			if (cNode.getContent() instanceof CartesianCoordinatesSet) {
				coordSet = (CartesianCoordinatesSet) cNode.getContent();
			}
		}

		return coordSet;
	}

	public int getNumberOfPoints() {
		int numberOfPoints = 0;

		if (getPointCloud() != null) {
			numberOfPoints = getPointCloud().getPoints().size();
		}

		return numberOfPoints;
	}

	@Override
	public Tuple3d basicGetCentroid() {
		Data3DUtils utils = ApogyCommonGeometryData3DFactory.eINSTANCE.createData3DUtils();

		CartesianPositionCoordinates centroid = utils.computeCentroid(getPointCloud());

		Tuple3d point = ApogyCommonMathFacade.INSTANCE.createTuple3d(centroid.asPoint3d());

		return point;
	}

	@Override
	public void setSceneObject(SceneObject newSceneObject) {
		if (newSceneObject != null && !(newSceneObject instanceof CartesianCoordinatesSetSceneObject)) {
			throw new IllegalArgumentException();
		}
		super.setSceneObject(newSceneObject);
	}

	@Override
	protected void initialSceneObject() {
		CartesianCoordinatesSetSceneObject pointsSceneObject = (CartesianCoordinatesSetSceneObject) getSceneObject();
		pointsSceneObject.setPointSize(getPointSize());

		super.initialSceneObject();
	}

	@Override
	protected void updateSceneObject(Notification notification) {

		if (this.sceneObject != null) {
			CartesianCoordinatesSetSceneObject pointsSceneObject = (CartesianCoordinatesSetSceneObject) this.sceneObject;

			if (notification.getNotifier() instanceof CartesianCoordinatesSetPresentationCustomImpl) {
				int featureID = notification.getFeatureID(CartesianCoordinatesSetPresentationCustomImpl.class);

				switch (featureID) {
				case ApogyCommonGeometryData3DUIPackage.CARTESIAN_COORDINATES_SET_PRESENTATION__POINT_SIZE:
					pointsSceneObject.setPointSize(getPointSize());
					break;

				default:
					break;
				}

			}
		}
		super.updateSceneObject(notification);
	}

	@Override
	protected void applyPreferences() {
		IPreferenceStore store = Activator.getDefault().getPreferenceStore();

		// Change color.
		RGB rgb = PreferenceConverter.getColor(store,
				MRTData3DUIPreferencesConstants.DEFAULT_CARTESIAN_COORD_SET_COLOR_ID);
		if (rgb != null)
			setColor(rgb);

		// Change visibility.
		setVisible(store.getBoolean(MRTData3DUIPreferencesConstants.DEFAULT_CARTESIAN_COORD_SET_VISIBILITY_ID));

		// Change point size
		int pointSize = store.getInt(MRTData3DUIPreferencesConstants.DEFAULT_CARTESIAN_COORD_SET_POINT_SIZE_ID);
		setPointSize(pointSize);

		super.applyPreferences();
	}

	protected IPropertyChangeListener getPreferencesListener() {

		if (this.preferencesListener == null) {
			this.preferencesListener = new IPropertyChangeListener() {
				@Override
				public void propertyChange(PropertyChangeEvent event) {
					applyPreferences();
				}
			};
		}
		return this.preferencesListener;
	}
} // CartesianCoordinatesSetPresentationImpl