Dimension.java

/**
 * Copyright (c) 2004-2025 Carnegie Mellon University and others. (see Contributors file).
 * All Rights Reserved.
 *
 * NO WARRANTY. ALL MATERIAL IS FURNISHED ON AN "AS-IS" BASIS. CARNEGIE MELLON UNIVERSITY MAKES NO WARRANTIES OF ANY
 * KIND, EITHER EXPRESSED OR IMPLIED, AS TO ANY MATTER INCLUDING, BUT NOT LIMITED TO, WARRANTY OF FITNESS FOR PURPOSE
 * OR MERCHANTABILITY, EXCLUSIVITY, OR RESULTS OBTAINED FROM USE OF THE MATERIAL. CARNEGIE MELLON UNIVERSITY DOES NOT
 * MAKE ANY WARRANTY OF ANY KIND WITH RESPECT TO FREEDOM FROM PATENT, TRADEMARK, OR COPYRIGHT INFRINGEMENT.
 *
 * This program and the accompanying materials are made available under the terms of the Eclipse Public License 2.0
 * which is available at https://www.eclipse.org/legal/epl-2.0/
 * SPDX-License-Identifier: EPL-2.0
 *
 * Created, in part, with funding and support from the United States Government. (see Acknowledgments file).
 *
 * This program includes and/or can make use of certain third party source code, object code, documentation and other
 * files ("Third Party Software"). The Third Party Software that is used by this program is dependent upon your system
 * configuration. By using this program, You agree to comply with any and all relevant Third Party Software terms and
 * conditions contained in any such Third Party Software or separate license file distributed with such Third Party
 * Software. The parties who own the Third Party Software ("Third Party Licensors") are intended third party benefici-
 * aries to this license with respect to the terms applicable to their Third Party Software. Third Party Software li-
 * censes only apply to the Third Party Software and not any other portion of this program or this program as a whole.
 */
package org.osate.ge.graphics;

/**
 * Immutable dimension type. A dimension is defined by a width and a height.
 *
 */
public final class Dimension {
	/**
	 * @since 3.0
	 */
	public static final Dimension ZERO = new Dimension(0, 0);

	/**
	 * The dimension's width
	 */
	public final double width;

	/**
	 * The dimension's height
	 */
	public final double height;

	/**
	 * Creates a new instance with the specified width and height.
	 * @param width the width value
	 * @param height the height value
	 */
	public Dimension(final double width, final double height) {
		this.width = width;
		this.height = height;
	}

	@Override
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		long temp;
		temp = Double.doubleToLongBits(height);
		result = prime * result + (int) (temp ^ (temp >>> 32));
		temp = Double.doubleToLongBits(width);
		result = prime * result + (int) (temp ^ (temp >>> 32));
		return result;
	}

	@Override
	public boolean equals(Object obj) {
		if (this == obj) {
			return true;
		}
		if (obj == null) {
			return false;
		}
		if (getClass() != obj.getClass()) {
			return false;
		}
		Dimension other = (Dimension) obj;
		if (Double.doubleToLongBits(height) != Double.doubleToLongBits(other.height)) {
			return false;
		}
		return Double.doubleToLongBits(width) == Double.doubleToLongBits(other.width);
	}

	@Override
	public String toString() {
		return "(" + width + "," + height + ")";
	}

	/**
	 * Converts the instance to an instance of the serialized diagram model type.
	 * @return the converted object.
	 */
	public org.osate.ge.diagram.Dimension toMetamodel() {
		final org.osate.ge.diagram.Dimension newDimension = new org.osate.ge.diagram.Dimension();
		newDimension.setWidth(width);
		newDimension.setHeight(height);
		return newDimension;
	}
}