/*******************************************************************************
* Copyright (c) 2009, Adobe Systems Incorporated
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without 
* modification, are permitted provided that the following conditions are met:
*
* ·        Redistributions of source code must retain the above copyright 
*          notice, this list of conditions and the following disclaimer. 
*
* ·        Redistributions in binary form must reproduce the above copyright 
*		   notice, this list of conditions and the following disclaimer in the
*		   documentation and/or other materials provided with the distribution. 
*
* ·        Neither the name of Adobe Systems Incorporated nor the names of its 
*		   contributors may be used to endorse or promote products derived from
*		   this software without specific prior written permission. 
* 
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR 
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 
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*******************************************************************************/

package com.adobe.dp.otf;

import java.io.*;

public class FileFontInputStream implements FontInputStream {
    private ByteArrayInputStream byteArrayInputStream;

//	RandomAccessFile io;
	
	public FileFontInputStream(File f) throws IOException {
        byte[] buffer = new byte[(int) f.length()];

        InputStream fileInputStream = new FileInputStream(f);
        int c = 0;
        while ((c = fileInputStream.read(buffer, c, buffer.length - c)) > 0);
        fileInputStream.close();

        byteArrayInputStream = new ByteArrayInputStream(buffer);

	}
	
	public void seek(int pos)  throws IOException {
		if( pos < 0 )
			throw new IOException("negative seek offset");
        byteArrayInputStream.reset();
        byteArrayInputStream.skip(pos);
	}

	public int read(byte[] arr, int offset, int len)  throws IOException {
		return byteArrayInputStream.read(arr, offset, len);
	}
	
	public void close() throws IOException {
		byteArrayInputStream.close();
	}

}