- /*
- * 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.fonts.truetype;
-
- import java.io.IOException;
- import java.io.UnsupportedEncodingException;
-
-
- /**
- * This class represents an entry to a TrueType font's Dir Tab.
- */
- public class TTFDirTabEntry {
-
- private byte[] tag = new byte[4];
- private int checksum;
- private long offset;
- private long length;
-
- public TTFDirTabEntry() {
- }
-
- public TTFDirTabEntry(long offset, long length) {
- this.offset = offset;
- this.length = length;
- }
-
- /**
- * Read Dir Tab.
- * @param in font file reader
- * @return tag name
- * @throws IOException upon I/O exception
- */
- public String read(FontFileReader in) throws IOException {
- tag[0] = in.readTTFByte();
- tag[1] = in.readTTFByte();
- tag[2] = in.readTTFByte();
- tag[3] = in.readTTFByte();
-
- in.skip(4); // Skip checksum
-
- offset = in.readTTFULong();
- length = in.readTTFULong();
- String tagStr = new String(tag, "ISO-8859-1");
-
- return tagStr;
- }
-
-
- @Override
- public String toString() {
- return "Read dir tab ["
- + tag[0] + " " + tag[1] + " " + tag[2] + " " + tag[3] + "]"
- + " offset: " + offset
- + " length: " + length
- + " name: " + tag;
- }
-
- /**
- * Returns the checksum.
- * @return int
- */
- public int getChecksum() {
- return checksum;
- }
-
- /**
- * Returns the length.
- * @return long
- */
- public long getLength() {
- return length;
- }
-
- /**
- * Returns the offset.
- * @return long
- */
- public long getOffset() {
- return offset;
- }
-
- /**
- * Returns the tag bytes.
- * @return byte[]
- */
- public byte[] getTag() {
- return tag;
- }
-
- /**
- * Returns the tag bytes.
- * @return byte[]
- */
- public String getTagString() {
- try {
- return new String(tag, "ISO-8859-1");
- } catch (UnsupportedEncodingException e) {
- return this.toString(); // Should never happen.
- }
- }
-
- }
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