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/*
* Copyright 1999-2004 The Apache Software Foundation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.lowagie.text.pdf.hyphenation;
import java.util.ArrayList;
/**
* This interface is used to connect the XML pattern file parser to
* the hyphenation tree.
*
* @author Carlos Villegas <cav@uniscope.co.jp>
*/
public interface PatternConsumer {
/**
* Add a character class.
* A character class defines characters that are considered
* equivalent for the purpose of hyphenation (e.g. "aA"). It
* usually means to ignore case.
* @param chargroup character group
*/
void addClass(String chargroup);
/**
* Add a hyphenation exception. An exception replaces the
* result obtained by the algorithm for cases for which this
* fails or the user wants to provide his own hyphenation.
* A hyphenatedword is a vector of alternating String's and
* {@link Hyphen Hyphen} instances
*/
void addException(String word, ArrayList hyphenatedword);
/**
* Add hyphenation patterns.
* @param pattern the pattern
* @param values interletter values expressed as a string of
* digit characters.
*/
void addPattern(String pattern, String values);
}
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