/*
* $Id$
* This file is a part of the Arakhne Foundation Classes, http://www.arakhne.org/afc
*
* Copyright (c) 2000-2012 Stephane GALLAND.
* Copyright (c) 2005-10, Multiagent Team, Laboratoire Systemes et Transports,
* Universite de Technologie de Belfort-Montbeliard.
* Copyright (c) 2013-2016 The original authors, and other authors.
*
* 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.arakhne.afc.math.geometry.d2;
/** Factory of immutable geometrical primitives.
*
* @author $Author: sgalland$
* @version $FullVersion$
* @mavengroupid $GroupId$
* @mavenartifactid $ArtifactId$
* @since 13.0
*/
final class ImmutableGeomFactory implements GeomFactory2D<ImmutableVector2D, ImmutablePoint2D> {
/** Singleton of the factory.
*/
public static final ImmutableGeomFactory SINGLETON = new ImmutableGeomFactory();
private ImmutableGeomFactory() {
//
}
@Override
public ImmutablePoint2D convertToPoint(Point2D<?, ?> pt) {
if (pt instanceof ImmutablePoint2D) {
return (ImmutablePoint2D) pt;
}
final double x;
final double y;
if (pt == null) {
x = 0;
y = 0;
} else {
x = pt.getX();
y = pt.getY();
}
return new ImmutablePoint2D(x, y);
}
@Override
public ImmutablePoint2D convertToPoint(Vector2D<?, ?> v) {
final double x;
final double y;
if (v == null) {
x = 0;
y = 0;
} else {
x = v.getX();
y = v.getY();
}
return new ImmutablePoint2D(x, y);
}
@Override
public ImmutableVector2D convertToVector(Point2D<?, ?> pt) {
final double x;
final double y;
if (pt == null) {
x = 0;
y = 0;
} else {
x = pt.getX();
y = pt.getY();
}
return new ImmutableVector2D(x, y);
}
@Override
public ImmutableVector2D convertToVector(Vector2D<?, ?> v) {
if (v instanceof ImmutableVector2D) {
return (ImmutableVector2D) v;
}
final double x;
final double y;
if (v == null) {
x = 0;
y = 0;
} else {
x = v.getX();
y = v.getY();
}
return new ImmutableVector2D(x, y);
}
@Override
public ImmutablePoint2D newPoint() {
return new ImmutablePoint2D(0, 0);
}
@Override
public ImmutablePoint2D newPoint(double x, double y) {
return new ImmutablePoint2D(x, y);
}
@Override
public ImmutablePoint2D newPoint(int x, int y) {
return new ImmutablePoint2D(x, y);
}
@Override
public ImmutableVector2D newVector() {
return new ImmutableVector2D(0, 0);
}
@Override
public ImmutableVector2D newVector(double x, double y) {
return new ImmutableVector2D(x, y);
}
@Override
public ImmutableVector2D newVector(int x, int y) {
return new ImmutableVector2D(x, y);
}
}