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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.
*/
/* $Id$ */
package org.apache.fop.complexscripts.fonts;
// CSOFF: LineLengthCheck
/**
* <p>The <code>GlyphClassMapping</code> interface provides glyph identifier to class
* index mapping support.</p>
*
* <p>This work was originally authored by Glenn Adams (gadams@apache.org).</p>
*/
public interface GlyphClassMapping {
/**
* Obtain size of class table, i.e., ciMax + 1, where ciMax is the maximum
* class index.
* @param set for coverage set based class mappings, indicates set index, otherwise ignored
* @return size of class table
*/
int getClassSize ( int set );
/**
* Map glyph identifier (code) to coverge index. Returns -1 if glyph identifier is not in the domain of
* the class table.
* @param gid glyph identifier (code)
* @param set for coverage set based class mappings, indicates set index, otherwise ignored
* @return non-negative glyph class index or -1 if glyph identifiers is not mapped by table
*/
int getClassIndex ( int gid, int set );
}
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