/* MathFormula.java
* =========================================================================
* This file is part of the Mirai Math TN - http://mirai.sourceforge.net
*
* Copyright (C) 2008-2009 Bea Petrovicova
*
* 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 com.himamis.retex.editor.share.model;
import com.himamis.retex.editor.share.meta.MetaModel;
import com.himamis.retex.editor.share.parser.Parser;
public class MathFormula {
private MetaModel metaModel;
private MathSequence rootContainer;
public MathFormula(MetaModel metaModel) {
this.metaModel = metaModel;
}
public static MathFormula newFormula(MetaModel metaModel) {
MathFormula newFormula = new MathFormula(metaModel);
newFormula.setRootComponent(new MathSequence());
return newFormula;
}
public static MathFormula newFormula(MetaModel metaModel, Parser parser, String text) {
if (text == null || parser == null) {
return newFormula(metaModel);
}
return parser.parse(metaModel, text);
}
/**
* MetaModel
*/
public MetaModel getMetaModel() {
return metaModel;
}
public MathSequence getRootComponent() {
return rootContainer;
}
public void setRootComponent(MathSequence rootContainer) {
this.rootContainer = rootContainer;
rootContainer.setParent(null);
}
public boolean isEmpty() {
return rootContainer.size() == 0;
}
}