org.apache.fop.render.ps.fonts.PSTTFTableOutputStream 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.
*/
/* $Id$ */
package org.apache.fop.render.ps.fonts;
import java.io.IOException;
import org.apache.fop.fonts.truetype.TTFTableOutputStream;
/**
* Streams a TrueType table according to the PostScript format.
*/
public class PSTTFTableOutputStream implements TTFTableOutputStream {
private PSTTFGenerator ttfGen;
/**
* Constructor.
* @param ttfGen the helper object to stream TrueType data
*/
public PSTTFTableOutputStream(PSTTFGenerator ttfGen) {
this.ttfGen = ttfGen;
}
public void streamTable(byte[] ttfData, int offset, int size) throws IOException {
int offsetPosition = offset;
// Need to split the table into MAX_BUFFER_SIZE chunks
for (int i = 0; i < size / PSTTFGenerator.MAX_BUFFER_SIZE; i++) {
streamString(ttfData, offsetPosition, PSTTFGenerator.MAX_BUFFER_SIZE);
offsetPosition += PSTTFGenerator.MAX_BUFFER_SIZE;
}
if (size % PSTTFGenerator.MAX_BUFFER_SIZE > 0) {
streamString(ttfData, offsetPosition, size % PSTTFGenerator.MAX_BUFFER_SIZE);
}
}
private void streamString(byte[] byteArray, int offset, int length) throws IOException {
ttfGen.startString();
ttfGen.streamBytes(byteArray, offset, length);
ttfGen.endString();
}
}