/* BigDelimiterAtom.java
 * =========================================================================
 * This file is part of the JLaTeXMath Library - http://forge.scilab.org/jlatexmath
 *
 * Copyright (C) 2009 DENIZET Calixte
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or (at
 * your option) any later version.
 *
 * This program 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
 * General Public License for more details.
 *
 * A copy of the GNU General Public License can be found in the file
 * LICENSE.txt provided with the source distribution of this program (see
 * the META-INF directory in the source jar). This license can also be
 * found on the GNU website at http://www.gnu.org/licenses/gpl.html.
 *
 * If you did not receive a copy of the GNU General Public License along
 * with this program, contact the lead developer, or write to the Free
 * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301, USA.
 *
 */

package org.scilab.forge.jlatexmath;

/**
 * An atom representing a big delimiter (for left and right commands).
 */
public class BigDelimiterAtom extends Atom {

    public SymbolAtom delim;
    private int size;

    public BigDelimiterAtom(SymbolAtom delim, int size) {
        this.delim = delim;
	this.size = size;
    }
    
    public Box createBox(TeXEnvironment env) {
        Box b = DelimiterFactory.create(delim, env, size);
	HorizontalBox hbox = new HorizontalBox();
	final float h = b.getHeight();
	final float total = h + b.getDepth();
	final float axis = env.getTeXFont().getAxisHeight(env.getStyle());
	b.setShift(-total / 2 + h - axis);
	hbox.add(b);
	return hbox;
    }
}