/* NewCommandMacro.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.
*
* 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;
import java.util.HashMap;
import com.himamis.retex.renderer.share.exception.ParseException;
import com.himamis.retex.renderer.share.regex.RegexUtil;
public class NewCommandMacro implements Macro {
protected static HashMap<String, String> macrocode = new HashMap<String, String>();
protected static HashMap<String, String> macroreplacement = new HashMap<String, String>();
public static void addNewCommand(String name, String code, int nbargs) throws ParseException {
// if (macrocode.get(name) != null)
// throw new ParseException("Command " + name +
// " already exists ! Use renewcommand instead ...");
macrocode.put(name, code);
MacroInfo.Commands.put(name, new MacroInfo(new NewCommandMacro(), nbargs));
}
public static void addNewCommand(String name, String code, int nbargs, String def) throws ParseException {
if (macrocode.get(name) != null) {
throw new ParseException("Command " + name + " already exists ! Use renewcommand instead ...");
}
macrocode.put(name, code);
macroreplacement.put(name, def);
MacroInfo.Commands.put(name, new MacroInfo(new NewCommandMacro(), nbargs, 1));
}
public static boolean isMacro(String name) {
return macrocode.containsKey(name);
}
public static void addReNewCommand(String name, String code, int nbargs) {
if (macrocode.get(name) == null) {
throw new ParseException("Command " + name + " is not defined ! Use newcommand instead ...");
}
macrocode.put(name, code);
MacroInfo.Commands.put(name, new MacroInfo(new NewCommandMacro(), nbargs));
}
@Override
public String executeMacro(TeXParser tp, String[] args) {
String code = macrocode.get(args[0]);
String rep;
int nbargs = args.length - 11;
int dec = 0;
if (args[nbargs + 1] != null) {
dec = 1;
rep = RegexUtil.quoteReplacement(args[nbargs + 1]);
code = code.replaceAll("#1", rep);
} else if (macroreplacement.get(args[0]) != null) {
dec = 1;
rep = RegexUtil.quoteReplacement(macroreplacement.get(args[0]));
code = code.replaceAll("#1", rep);
}
for (int i = 1; i <= nbargs; i++) {
rep = RegexUtil.quoteReplacement(args[i]);
code = code.replaceAll("#" + (i + dec), rep);
}
return code;
}
}