public static MapCellData FromByte(byte b)
{
MapCellData result = new MapCellData();
result.Area = (MapLevel)(b & 0x1C);
result.UseAltPalette = (0 != (b & 0x2));
int animation = (b >> 4) & 0xe;
animation |= (b & 1);
result.Animation = animation;
return(result);
}
/// <summary>
/// Sets the image to be used at a specified map position.
/// </summary>
private void SetMapLocationData(int x, int y, MapCellData area)
{
this.bltDest.X = x * mapTileWidth;
this.bltDest.Y = y * mapTileHeight;
this.bltSource.X = (int)area.Area * 8;
this.bltSource.Width = this.bltSource.Height = 8;
this._gMapImage.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.NearestNeighbor;
this._gMapImage.DrawImage(this.ClassicTiles, this.bltDest, this.bltSource, GraphicsUnit.Pixel);
this.MapData[x, y] = area;
if (!isLoadingMapData && RoomSet != null)
{
RoomSet(this, x, y);
}
}
/// <summary>
/// Loads a map from a stream.
/// </summary>
/// <param name="s">Stream containing map data.</param>
/// <param name="hasHeader"></param>
/// <returns>T boolean value that indicates success or failure.</returns>
public bool TryLoadData(Stream s, bool hasHeader)
{
isLoadingMapData = true;
try {
if (hasHeader)
{
for (int i = 0; i < MagicValue.Length; i++)
{
try {
if (s.CanRead == false)
{
return(false);
}
if (s.ReadByte() != MagicValue[i])
{
return(false);
}
}
catch (Exception) {
return(false);
}
}
Invalidate();
}
for (int i = 0; i < 0x20; i++)
{
for (int j = 0; j < 0x20; j++)
{
this.SetMapLocationData(j, i, MapCellData.FromByte((byte)s.ReadByte()));
}
}
return(true);
}
finally {
isLoadingMapData = false;
}
}