/*
 * GRAL: GRAphing Library for Java(R)
 *
 * (C) Copyright 2009-2016 Erich Seifert ,
 * Michael Seifert 
 *
 * This file is part of GRAL.
 *
 * GRAL is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * GRAL is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with GRAL.  If not, see .
 */
package de.erichseifert.gral.graphics;


/**
 * Indicates the location of components.
 */
public enum Location {
	/** Central location. */
	CENTER(0.5, 0.5),
	/** Northern location. */
	NORTH(0.5, 0.0),
	/** North-eastern location. */
	NORTH_EAST(1.0, 0.0),
	/** Eastern location. */
	EAST(1.0, 0.5),
	/** South-eastern location. */
	SOUTH_EAST(1.0, 1.0),
	/** Southern location. */
	SOUTH(0.5, 1.0),
	/** South-western location. */
	SOUTH_WEST(0.0, 1.0),
	/** Western location. */
	WEST(0.0,  0.5),
	/** North-western location. */
	NORTH_WEST(0.0, 0.0);

	/** Horizontal alignment. */
	private final double alignH;
	/** Vertical alignment. */
	private final double alignV;

	/**
	 * Constructor that initializes a new location.
	 * @param alignH Horizontal alignment.
	 * @param alignV Vertical alignment.
	 */
	Location(double alignH, double alignV) {
		this.alignH = alignH;
		this.alignV = alignV;
	}

	/**
	 * Returns the horizontal alignment as a double value.
	 * @return horizontal alignment
	 */
	public double getAlignmentH() {
		return alignH;
	}
	/**
	 * Returns the vertical alignment as a double value.
	 * @return vertical alignment
	 */
	public double getAlignmentV() {
		return alignV;
	}
}