1 files changed, 103 insertions, 0 deletions
diff --git a/libjava/java/awt/image/DataBufferByte.java b/libjava/java/awt/image/DataBufferByte.java
new file mode 100644
index 00000000000..67b4f5fc2af
--- /dev/null
+++ b/libjava/java/awt/image/DataBufferByte.java
@@ -0,0 +1,103 @@
+/* Copyright © 2000  Free Software Foundation
+
+   This file is part of libgcj.
+
+This software is copyrighted work licensed under the terms of the
+Libgcj License.  Please consult the file "LIBGCJ_LICENSE" for
+details.  */
+
+package java.awt.image;
+
+/* This is one of several classes that are nearly identical. Maybe we
+   should have a central template and generate all these files. This
+   is one of the cases where templates or macros would have been
+   useful to have in Java.
+
+   This file has been created using search-replace. My only fear is
+   that these classes will grow out-of-sync as of a result of changes
+   that are not propagated to the other files. As always, mirroring
+   code is a maintenance nightmare.  */
+
+/**
+ * @author Rolf W. Rasmussen <rolfwr@ii.uib.no>
+ */
+public class DataBufferByte extends DataBuffer
+{
+  private byte[] data;
+  private byte[][] bankData;
+  
+  public DataBufferByte(int size)
+  {
+    super(TYPE_BYTE, size);
+    data = new byte[size];
+  }
+
+  public DataBufferByte(int size, int numBanks)
+  {
+    super(TYPE_BYTE, size, numBanks);
+    bankData = new byte[numBanks][size];
+    data = bankData[0];
+  }
+
+  public DataBufferByte(byte[] dataArray, int size)
+  {
+    super(TYPE_BYTE, size);
+    data = dataArray;
+  }
+    
+  public DataBufferByte(byte[] dataArray, int size, int offset)
+  {
+    super(TYPE_BYTE, size, 1, offset);
+    data = dataArray;
+  }
+
+  public DataBufferByte(byte[][] dataArray, int size)
+  {
+    super(TYPE_BYTE, size, dataArray.length);
+    bankData = dataArray;
+    data = bankData[0];
+  }
+
+  public DataBufferByte(byte[][] dataArray, int size, int[] offsets)
+  {
+    super(TYPE_BYTE, size, dataArray.length, offsets);
+    bankData = dataArray;
+    data = bankData[0];
+  }
+
+  public byte[] getData()
+  {
+    return data;
+  }
+    
+  public byte[] getData(int bank) 
+  {
+    return bankData[bank];
+  }
+    
+  public byte[][] getBankData()
+  {
+    return bankData;
+  }
+  
+  public int getElem(int i)
+  {
+    return data[i+offset] & 0xff; // get unsigned byte as int
+  }
+  
+  public int getElem(int bank, int i)
+  {
+    // get unsigned byte as int
+    return bankData[bank][i+offsets[bank]] & 0xff;
+  }
+
+  public void setElem(int i, int val)
+  {
+    data[i+offset] = (byte) val;
+  }
+
+  public void setElem(int bank, int i, int val)
+  {
+    bankData[bank][i+offsets[bank]] = (byte) val;
+  }
+}