private static BitmapSpriteFrame[] ParseFrames(Stream s)
{
var numTiles = 16;
var start = s.Position;
var frames = new List <BitmapSpriteFrame>();
const int tileWidth = 32;
var numPixels = tileWidth * tileWidth;
var numBytesPerTile = numPixels / 8;
var dataSize = new Size(tileWidth, tileWidth);
var size = new Size(tileWidth, tileWidth);
s.Seek(0, SeekOrigin.Begin);
for (var i = 0; i < numTiles; i++)
{
var bytes = s.ReadBytes(numBytesPerTile);
var swappedBytes = new List <byte>();
for (var rowIndex = 0; rowIndex < tileWidth; rowIndex++)
{
var row = bytes.Skip(rowIndex * 4).Take(4).Reverse().ToList();
swappedBytes.AddRange(row);
}
var newBytes = swappedBytes.ToArray();
var bits = new BitArray(newBytes);
var unpackedBytes = new byte[numPixels];
for (var byteI = 0; byteI < numPixels; byteI++)
{
unpackedBytes[byteI] = (byte)(bits[byteI] ? 1 : 0);
}
var tile = new BitmapSpriteFrame
{
Size = size,
FrameSize = size,
Data = unpackedBytes,
Type = SpriteFrameType.Indexed,
};
frames.Add(tile);
}
s.Position = start;
return(frames.ToArray());
}
private static BitmapSpriteFrame[] ParseFrames(Stream s)
{
var start = s.Position;
var frames = new List <BitmapSpriteFrame>();
const int tileWidth = 32;
var dataSize = new Size(tileWidth * 8, tileWidth * 8);
var size = new Size(tileWidth, tileWidth);
var frameSize = new Size(0, 0);
s.Seek(12, SeekOrigin.Begin);
var something = s.ReadDouble();
var width = s.ReadUInt32();
var height = s.ReadUInt32();
var numTiles = height / width;
s.Seek(1088, SeekOrigin.Begin);
var header = s.ReadASCII(4);
var blockSize = s.ReadUInt32();
for (var i = 0; i < numTiles; i++)
{
var bytes = s.ReadBytes(tileWidth * tileWidth);
var tile = new BitmapSpriteFrame
{
Size = size,
FrameSize = size,
Data = bytes,
Type = SpriteFrameType.Indexed,
};
frames.Add(tile);
}
s.Position = start;
return(frames.ToArray());
}
