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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.pdf;
-
- import java.io.IOException;
- import java.io.OutputStream;
-
- /**
- * Special PDFStream for embeddable TrueType fonts.
- */
- public class PDFTTFStream extends AbstractPDFFontStream {
-
- private int origLength;
- private byte[] ttfData;
-
- /**
- * Main constructor
- * @param len original length
- */
- public PDFTTFStream(int len) {
- super();
- origLength = len;
- }
-
- /** {@inheritDoc} */
- protected int getSizeHint() throws IOException {
- if (this.ttfData != null) {
- return ttfData.length;
- } else {
- return 0; //no hint available
- }
- }
-
- /**
- * Overload the base object method so we don't have to copy
- * byte arrays around so much
- * {@inheritDoc}
- */
- public int output(java.io.OutputStream stream)
- throws java.io.IOException {
- if (log.isDebugEnabled()) {
- log.debug("Writing " + origLength + " bytes of TTF font data");
- }
-
- int length = super.output(stream);
- log.debug("Embedded TrueType/OpenType font");
- return length;
- }
-
- /** {@inheritDoc} */
- protected void outputRawStreamData(OutputStream out) throws IOException {
- out.write(this.ttfData);
- }
-
- /** {@inheritDoc} */
- protected void populateStreamDict(Object lengthEntry) {
- put("Length1", origLength);
- super.populateStreamDict(lengthEntry);
- }
-
- /**
- * Sets the TrueType font data.
- * @param data the font payload
- * @param size size of the payload
- * @throws IOException in case of an I/O problem
- */
- public void setData(byte[] data, int size) throws IOException {
- this.ttfData = new byte[size];
- System.arraycopy(data, 0, this.ttfData, 0, size);
- }
-
- }
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