mirror of git://gcc.gnu.org/git/gcc.git
132 lines
3.7 KiB
Java
132 lines
3.7 KiB
Java
/* Copyright (C) 2000, 2002 Free Software Foundation
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library. Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module. An independent module is a module which is not derived from
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or based on this library. If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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package java.awt.image;
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/* This is one of several classes that are nearly identical. Maybe we
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should have a central template and generate all these files. This
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is one of the cases where templates or macros would have been
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useful to have in Java.
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This file has been created using search-replace. My only fear is
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that these classes will grow out-of-sync as of a result of changes
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that are not propagated to the other files. As always, mirroring
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code is a maintenance nightmare. */
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/**
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* @author Rolf W. Rasmussen <rolfwr@ii.uib.no>
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*/
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public class DataBufferByte extends DataBuffer
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{
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private byte[] data;
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private byte[][] bankData;
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public DataBufferByte(int size)
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{
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super(TYPE_BYTE, size);
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data = new byte[size];
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}
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public DataBufferByte(int size, int numBanks)
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{
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super(TYPE_BYTE, size, numBanks);
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bankData = new byte[numBanks][size];
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data = bankData[0];
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}
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public DataBufferByte(byte[] dataArray, int size)
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{
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super(TYPE_BYTE, size);
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data = dataArray;
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}
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public DataBufferByte(byte[] dataArray, int size, int offset)
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{
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super(TYPE_BYTE, size, 1, offset);
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data = dataArray;
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}
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public DataBufferByte(byte[][] dataArray, int size)
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{
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super(TYPE_BYTE, size, dataArray.length);
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bankData = dataArray;
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data = bankData[0];
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}
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public DataBufferByte(byte[][] dataArray, int size, int[] offsets)
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{
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super(TYPE_BYTE, size, dataArray.length, offsets);
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bankData = dataArray;
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data = bankData[0];
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}
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public byte[] getData()
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{
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return data;
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}
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public byte[] getData(int bank)
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{
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return bankData[bank];
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}
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public byte[][] getBankData()
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{
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return bankData;
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}
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public int getElem(int i)
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{
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return data[i+offset] & 0xff; // get unsigned byte as int
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}
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public int getElem(int bank, int i)
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{
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// get unsigned byte as int
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return bankData[bank][i+offsets[bank]] & 0xff;
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}
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public void setElem(int i, int val)
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{
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data[i+offset] = (byte) val;
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}
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public void setElem(int bank, int i, int val)
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{
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bankData[bank][i+offsets[bank]] = (byte) val;
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}
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}
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