// Compress the palette data.
public bool Compress()
{
if (CompressionUpToDate)
{
return(true);
}
byte [] buffer = new byte [Size];
for (int n = 0; n < ColorCount; n++)
{
int value = (R [n] >> 3) | (G [n] << 2) | (B [n] << 7);
Tools.CopyBytes(value, buffer, 2 * n, 2);
}
Compressor c = new Compressor(buffer);
CompressedData = c.Compress();
CompressionUpToDate = CompressedData != null;
return(CompressionUpToDate);
}
// Compress the level data.
public bool Compress()
{
if (CompressionUpToDate)
{
return(true);
}
int L1Size = 2 * Layer1.Count;
int UncompressedSize = 2 + 2 * Layer1.Count + Bts.Count + 2 * Layer2.Count;
byte [] buffer = new byte [UncompressedSize];
Tools.CopyBytes(L1Size, buffer, 0, 2);
int index = 2;
for (int n = 0; n < Layer1.Count; n++)
{
Tools.CopyBytes(Layer1 [n], buffer, index, 2);
index += 2;
}
for (int n = 0; n < Bts.Count; n++)
{
Tools.CopyBytes(Bts [n], buffer, index, 1);
index++;
}
for (int n = 0; n < Layer2.Count; n++)
{
Tools.CopyBytes(Layer2 [n], buffer, index, 2);
index += 2;
}
Compressor c = new Compressor(buffer);
CompressedData = c.Compress();
CompressionUpToDate = CompressedData != null;
return(CompressionUpToDate);
}
// Decompress data to output.
public int Decompress(out List <byte> output)
{
return(Compressor.Decompress(Data, ref Position, out output));
}
