/* RaiseAtom.java
* =========================================================================
* This file is part of the JLaTeXMath Library - http://forge.scilab.org/jlatexmath
*
* Copyright (C) 2011 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.
*
* Linking this library statically or dynamically with other modules
* is making a combined work based on this library. Thus, the terms
* and conditions of the GNU General Public License cover the whole
* combination.
*
* As a special exception, the copyright holders of this library give you
* permission to link this library with independent modules to produce
* an executable, regardless of the license terms of these independent
* modules, and to copy and distribute the resulting executable under terms
* of your choice, provided that you also meet, for each linked independent
* module, the terms and conditions of the license of that module.
* An independent module is a module which is not derived from or based
* on this library. If you modify this library, you may extend this exception
* to your version of the library, but you are not obliged to do so.
* If you do not wish to do so, delete this exception statement from your
* version.
*
*/
package com.himamis.retex.renderer.share;
/**
* An atom representing a scaled Atom.
*/
public class RaiseAtom extends Atom {
private Atom base;
private int runit, hunit, dunit;
private double r, h, d;
@Override
final public Atom duplicate() {
return setFields(new RaiseAtom(base, runit, r, hunit, h, dunit, d));
}
public RaiseAtom(Atom base, int runit, double r, int hunit, double h, int dunit, double d) {
this.base = base;
this.runit = runit;
this.r = r;
this.hunit = hunit;
this.h = h;
this.dunit = dunit;
this.d = d;
}
@Override
public int getLeftType() {
return base.getLeftType();
}
@Override
public int getRightType() {
return base.getRightType();
}
@Override
public Box createBox(TeXEnvironment env) {
Box bbox = base.createBox(env);
if (runit == -1) {
bbox.setShift(0);
} else {
bbox.setShift(-r * SpaceAtom.getFactor(runit, env));
}
if (hunit == -1) {
return bbox;
}
HorizontalBox hbox = new HorizontalBox(bbox);
hbox.setHeight(h * SpaceAtom.getFactor(hunit, env));
if (dunit == -1) {
hbox.setDepth(0);
} else {
hbox.setDepth(d * SpaceAtom.getFactor(dunit, env));
}
return hbox;
}
}