| /* |
| |
| 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.flex.forks.batik.svggen.font.table; |
| |
| import java.io.ByteArrayInputStream; |
| import java.io.IOException; |
| import java.io.RandomAccessFile; |
| |
| /** |
| * @version $Id: LocaTable.java 475477 2006-11-15 22:44:28Z cam $ |
| * @author <a href="mailto:david@steadystate.co.uk">David Schweinsberg</a> |
| */ |
| public class LocaTable implements Table { |
| |
| private byte[] buf = null; |
| private int[] offsets = null; |
| private short factor = 0; |
| |
| protected LocaTable(DirectoryEntry de, RandomAccessFile raf) throws IOException { |
| raf.seek(de.getOffset()); |
| buf = new byte[de.getLength()]; |
| raf.read(buf); |
| } |
| |
| public void init(int numGlyphs, boolean shortEntries) { |
| if (buf == null) { |
| return; |
| } |
| offsets = new int[numGlyphs + 1]; |
| ByteArrayInputStream bais = new ByteArrayInputStream(buf); |
| if (shortEntries) { |
| factor = 2; |
| for (int i = 0; i <= numGlyphs; i++) { |
| offsets[i] = (bais.read()<<8 | bais.read()); |
| } |
| } else { |
| factor = 1; |
| for (int i = 0; i <= numGlyphs; i++) { |
| offsets[i] = (bais.read()<<24 | bais.read()<<16 | |
| bais.read()<< 8 | bais.read()); |
| } |
| } |
| buf = null; |
| } |
| |
| public int getOffset(int i) { |
| if (offsets == null) { |
| return 0; |
| } |
| return offsets[i] * factor; |
| } |
| |
| public int getType() { |
| return loca; |
| } |
| } |