ReadData() public method

Reads the data.
public ReadData ( BufferedBinaryReader reader, byte bitmapColorTableSize, ushort bitmapWidth, ushort bitmapHeight, int toRead ) : void
reader SwfDotNet.IO.Utils.BufferedBinaryReader Reader.
bitmapColorTableSize byte Size of the bitmap color table.
bitmapWidth ushort Width of the bitmap.
bitmapHeight ushort Height of the bitmap.
toRead int To read.
return void
ColorMapData Class Documentation
Example #1
0
        /// <summary>
        /// see <see cref="SwfDotNet.IO.Tags.BaseTag">base class</see>
        /// </summary>
        public override void ReadData(byte version, BufferedBinaryReader binaryReader)
        {
            RecordHeader rh = new RecordHeader();
            rh.ReadData(binaryReader);

            int beforePos = (int)binaryReader.BaseStream.Position;
            int toReaded = (int)rh.TagLength - 7;

            _characterId = binaryReader.ReadUInt16();
            _bitmapFormat = binaryReader.ReadByte();
            _bitmapWidth = binaryReader.ReadUInt16();
            _bitmapHeight = binaryReader.ReadUInt16();
            _bitmapColorTableSize = 0;

            if (_bitmapFormat == 3)
            {
                _bitmapColorTableSize = binaryReader.ReadByte();
                toReaded--;
            }

            if (_bitmapFormat == 3)
            {
                _colorMapData = new ColorMapData();
                _colorMapData.ReadData(binaryReader, _bitmapColorTableSize, _bitmapWidth, _bitmapHeight, toReaded);
            }
            else if (_bitmapFormat == 4 || _bitmapFormat == 5)
            {
                int imageSize = _bitmapWidth * _bitmapHeight;
                int uncompressedSize = imageSize;
                if (_bitmapFormat == 4)
                    uncompressedSize *= 2;
                else
                    uncompressedSize *= 4;

                byte[] uncompressed = new byte[uncompressedSize];
                byte[] compressed = binaryReader.ReadBytes(toReaded);
                Inflater zipInflator = 	new Inflater();
                zipInflator.SetInput(compressed);
                zipInflator.Inflate(uncompressed, 0, uncompressedSize);

                _bitmapColorData = null;
                if (_bitmapFormat == 4)
                {
                    Pix15[] bitmapPixelData = new Pix15[imageSize];
                    for (int i = 0, j = 0; i < imageSize; i++, j += 2)
                    {
                        byte[] data = new byte[2] {uncompressed[j], uncompressed[j+1]};
                        bitmapPixelData[i] = new Pix15(data);
                    }
                    _bitmapColorData = new BitmapColorData(bitmapPixelData);
                }
                else
                {
                    Pix24[] bitmapPixelData = new Pix24[imageSize];
                    for (int i = 0, j = 0; i < imageSize; i++, j += 4)
                    {
                        byte reserved = uncompressed[j];
                        byte red = uncompressed[j + 1];
                        byte green = uncompressed[j + 2];
                        byte blue = uncompressed[j + 3];
                        bitmapPixelData[i] = new Pix24(red, green, blue);
                    }
                    _bitmapColorData = new BitmapColorData(bitmapPixelData);
                }
            }
        }