org.apache.batik.svggen.font.table.Coverage Maven / Gradle / Ivy
/*
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.
*/
package org.apache.batik.svggen.font.table;
import java.io.IOException;
import java.io.RandomAccessFile;
/**
*
* @author David Schweinsberg
* @version $Id: Coverage.java 1733416 2016-03-03 07:07:13Z gadams $
*/
public abstract class Coverage {
public abstract int getFormat();
/**
* @param glyphId The ID of the glyph to find.
* @return The index of the glyph within the coverage, or -1 if the glyph
* can't be found.
*/
public abstract int findGlyph(int glyphId);
protected static Coverage read(RandomAccessFile raf) throws IOException {
Coverage c = null;
int format = raf.readUnsignedShort();
if (format == 1) {
c = new CoverageFormat1(raf);
} else if (format == 2) {
c = new CoverageFormat2(raf);
}
return c;
}
}