/*****************************************************************************
* Copyright (C) The Apache Software Foundation. All rights reserved. *
* ------------------------------------------------------------------------- *
* This software is published under the terms of the Apache Software License *
* version 1.1, a copy of which has been included with this distribution in *
* the LICENSE file. *
*****************************************************************************/
package jogamp.graph.font.typecast.ot.table;
import java.io.IOException;
import java.io.RandomAccessFile;
/**
*
* @author <a href="mailto:davidsch@dev.java.net">David Schweinsberg</a>
* @version $Id: Device.java,v 1.1.1.1 2004-12-05 23:14:37 davidsch Exp $
*/
public class Device extends Object {
private final int startSize;
private final int endSize;
private final int deltaFormat;
private final int[] deltaValues;
/** Creates new Device */
public Device(final RandomAccessFile raf) throws IOException {
startSize = raf.readUnsignedShort();
endSize = raf.readUnsignedShort();
deltaFormat = raf.readUnsignedShort();
int size = startSize - endSize;
switch (deltaFormat) {
case 1:
size = (size % 8 == 0) ? size / 8 : size / 8 + 1;
break;
case 2:
size = (size % 4 == 0) ? size / 4 : size / 4 + 1;
break;
case 3:
size = (size % 2 == 0) ? size / 2 : size / 2 + 1;
break;
}
deltaValues = new int[size];
for (int i = 0; i < size; i++) {
deltaValues[i] = raf.readUnsignedShort();
}
}
}