//CALL STACK: LoadData -> ReadLayerFromStream
private static CompressedLayer _ReadLayerFromStream(BinaryReader br, BahnLib.ZoomFactor zoomFactor, GraphicVersion graphicVersion)
{
if (br == null)
{
throw new ArgumentNullException("br");
}
CompressedLayer l = new CompressedLayer();
l.X0 = br.ReadInt16();
l.Y0 = br.ReadInt16();
l.Width = br.ReadInt16();
l.Height = br.ReadInt16();
if (graphicVersion == GraphicVersion.Version2)
{
int layerLength = br.ReadInt32();
List <uint> data = new List <uint>();
for (int i = 0; i < layerLength; i++)
{
data.Add(br.ReadUInt32());
}
l.LayerData = data.ToArray();
}
else if (graphicVersion < GraphicVersion.Version2)
{
uint[,] decompressedLayer = _ReadLayerFromStreamVersion0(br, l.Width, l.Height);
l = CompressLayer(_FillLayer(decompressedLayer, l.X0, l.Y0, zoomFactor), zoomFactor);
}
else
{
throw new ArgumentOutOfRangeException("graphicVersion");
}
return(l);
}
private static void _WriteLayerToStream(CompressedLayer layer, BinaryWriter bw, BahnLib.ZoomFactor zoomFactor)
{
if (bw == null)
{
throw new ArgumentNullException("bw");
}
bw.Write(layer.X0); //x0
bw.Write(layer.Y0); //y0
bw.Write(layer.Width); //width
bw.Write(layer.Height); //height
bw.Write(layer.LayerData.Length);
foreach (uint item in layer.LayerData)
{
bw.Write(item);
}
}