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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
// CSOFF: InnerAssignmentCheck
/**
* <p>The <code>GlyphDefinitionSubtable</code> implements an abstract base of a glyph definition subtable,
* providing a default implementation of the <code>GlyphDefinition</code> interface.</p>
*
* <p>This work was originally authored by Glenn Adams (gadams@apache.org).</p>
*/
public abstract class GlyphDefinitionSubtable extends GlyphSubtable implements GlyphDefinition {
/**
* Instantiate a <code>GlyphDefinitionSubtable</code>.
* @param id subtable identifier
* @param sequence subtable sequence
* @param flags subtable flags
* @param format subtable format
* @param mapping subtable coverage table
*/
protected GlyphDefinitionSubtable ( String id, int sequence, int flags, int format, GlyphMappingTable mapping ) {
super ( id, sequence, flags, format, mapping );
}
/** {@inheritDoc} */
public int getTableType() {
return GlyphTable.GLYPH_TABLE_TYPE_DEFINITION;
}
/** {@inheritDoc} */
public String getTypeName() {
return GlyphDefinitionTable.getLookupTypeName ( getType() );
}
/** {@inheritDoc} */
public boolean usesReverseScan() {
return false;
}
/** {@inheritDoc} */
public boolean hasDefinition ( int gi ) {
GlyphCoverageMapping cvm;
if ( ( cvm = getCoverage() ) != null ) {
if ( cvm.getCoverageIndex ( gi ) >= 0 ) {
return true;
}
}
GlyphClassMapping clm;
if ( ( clm = getClasses() ) != null ) {
if ( clm.getClassIndex ( gi, 0 ) >= 0 ) {
return true;
}
}
return false;
}
}
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