/**
* Copyright (C) 2011 Brian Ferris <bdferris@onebusaway.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 org.onebusaway.transit_data_federation.impl.shapes;
import org.onebusaway.transit_data_federation.model.ShapePoints;
public class FirstShapePointIndex extends AbstractShapePointIndex {
@Override
public int getIndex(ShapePoints point) {
return 0;
}
@Override
public PointAndOrientation getPointAndOrientation(ShapePoints points) {
int n = points.getSize();
if (n == 0)
throw new IndexOutOfBoundsException();
if (n == 1)
return computePointAndOrientation(points, 0, 0, 0);
return computePointAndOrientation(points, 0, 0, 1);
}
}