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BoofCV is an open source Java library for real-time computer vision and robotics applications.

There is a newer version: 1.1.6

/*
 * Copyright (c) 2011-2018, Peter Abeles. All Rights Reserved.
 *
 * This file is part of BoofCV (http://boofcv.org).
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package boofcv.misc;

/**
 * @author Peter Abeles
 */
public class LengthUnit {
	public double length;
	public Unit unit;

	public LengthUnit( String string ) {
		unit = null;
		for( Unit u : Unit.values() ) {
			if( string.endsWith(u.abbreviation)) {
				unit = u;
				string = string.substring(0,string.length()-u.abbreviation.length());
				break;
			}
		}
		length = Double.parseDouble(string);
	}

	public double convert( Unit target ) {
		if( unit == null )
			return length;
		else
			return unit.convert(length,target);
	}

	@Override
	public String toString() {
		if( unit == null )
			return length+"";
		else
			return length+unit.abbreviation;
	}
}