1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18 /* $Id$ */ 19 20 package org.apache.fop.complexscripts.fonts; 21 22 // CSOFF: LineLengthCheck 23 24 /** 25 * <p>The <code>GlyphClassMapping</code> interface provides glyph identifier to class 26 * index mapping support.</p> 27 * 28 * <p>This work was originally authored by Glenn Adams (gadams@apache.org).</p> 29 */ 30 public interface GlyphClassMapping { 31 32 /** 33 * Obtain size of class table, i.e., ciMax + 1, where ciMax is the maximum 34 * class index. 35 * @param set for coverage set based class mappings, indicates set index, otherwise ignored 36 * @return size of class table 37 */ getClassSize(int set)38 int getClassSize(int set); 39 40 /** 41 * Map glyph identifier (code) to coverge index. Returns -1 if glyph identifier is not in the domain of 42 * the class table. 43 * @param gid glyph identifier (code) 44 * @param set for coverage set based class mappings, indicates set index, otherwise ignored 45 * @return non-negative glyph class index or -1 if glyph identifiers is not mapped by table 46 */ getClassIndex(int gid, int set)47 int getClassIndex(int gid, int set); 48 49 } 50