unicodetranslator.java

是一个专门设计用于触摸屏的POS(point of sales)应用软件

//    Tina POS is a point of sales application designed for touch screens.
//    Copyright (C) 2005 Adrian Romero Corchado.
//    http://sourceforge.net/projects/tinapos
//
//    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.
//
//    You should have received a copy of the GNU General Public License
//    along with this program; if not, write to the Free Software
//    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

package net.adrianromero.tpv.printer.escpos;

public abstract class UnicodeTranslator {
    
    public abstract byte[] getCodeTable();
    
    public final byte[] transString(String sCad) {

        if (sCad == null) {
            return null;
        } else {
            byte bAux[] = new byte[sCad.length()];
            for( int i = 0; i < sCad.length(); i++) {
                bAux[i] = transChar(sCad.charAt(i));
            }
            return bAux;
        }
    }
    
    public abstract byte transChar(char sChar);  
    
    public final byte[] transNumber(String sCad) {

        if (sCad == null) {
            return null;
        } else {
            byte bAux[] = new byte[sCad.length()];
            for( int i = 0; i < sCad.length(); i++) {
                bAux[i] = transNumberChar(sCad.charAt(i));
            }
            return bAux;
        }
    }
    
    public abstract byte transNumberChar(char sChar);
    
}