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/* CharAtom.java
* =========================================================================
* This file is part of the JMathTeX Library - http://jmathtex.sourceforge.net
*
* Copyright (C) 2004-2007 Universiteit Gent
*
* 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 be.ugent.caagt.jmathtex;
/**
* An atom representing exactly one alphanumeric character and the text style in which
* it should be drawn.
*/
class CharAtom extends CharSymbol {
// alphanumeric character
private final char c;
// text style (null means the default text style)
private final String textStyle;
/**
* Creates a CharAtom that will represent the given character in the given text style.
* Null for the text style means the default text style.
*
* @param c the alphanumeric character
* @param textStyle the text style in which the character should be drawn
*/
public CharAtom(char c, String textStyle) {
this.c = c;
this.textStyle = textStyle;
}
public Box createBox(TeXEnvironment env) {
Char ch = getChar(env.getTeXFont(), env.getStyle());
return new CharBox(ch);
}
/*
* Get the Char-object representing this character ("c") in the right text style
*/
private Char getChar(TeXFont tf, int style) {
if (textStyle == null) // default text style
return tf.getDefaultChar(c, style);
else
return tf.getChar(c, textStyle, style);
}
public CharFont getCharFont(TeXFont tf) {
// style doesn't matter here
return getChar(tf, TeXConstants.STYLE_DISPLAY).getCharFont();
}
}
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