public Map Load( System.IO.Stream MapStream )
{
// Reset the seeker to the front of the stream
// This should probably be done differently.
MapStream.Seek( 0, SeekOrigin.Begin );
// Setup a GZipStream to decompress and read the map file
GZipStream gs = new GZipStream( MapStream, CompressionMode.Decompress, true );
BinaryReader bs = new BinaryReader( gs );
Map map = new Map();
// Read in the magic number
if ( bs.ReadUInt16() != 0x752 ) {
throw new FormatException();
}
// Read in the map dimesions
map.widthX = bs.ReadInt16();
map.widthY = bs.ReadInt16();
map.height = bs.ReadInt16();
// Read in the spawn location
map.spawn.x = (short)(bs.ReadInt16() * 32);
map.spawn.y = (short)(bs.ReadInt16() * 32);
map.spawn.h = (short)(bs.ReadInt16() * 32);
// Read in the spawn orientation
map.spawn.r = bs.ReadByte();
map.spawn.l = bs.ReadByte();
// Skip over the VisitPermission and BuildPermission bytes
bs.ReadByte();
bs.ReadByte();
if( !map.ValidateHeader() ) {
throw new Exception( "One or more of the map dimensions are invalid." );
}
// Read in the map data
map.blocks = bs.ReadBytes( map.GetBlockCount() );
for( int i = 0; i < map.blocks.Length; i++ ) {
if( map.blocks[i] > 49 ) {
map.blocks[i] = mapping[map.blocks[i]];
}
}
return map;
}
public Map Load( Stream MapStream )
{
MapStream.Seek( 0, SeekOrigin.Begin );
GZipStream gs = new GZipStream( MapStream, CompressionMode.Decompress, true );
NBTag tag = NBTag.ReadStream( gs );
Map map = new Map();
NBTag mapTag = tag["Map"];
map.widthX = mapTag["Width"].GetShort();
map.height = mapTag["Height"].GetShort();
map.widthY = mapTag["Length"].GetShort();
if( !map.ValidateHeader() ) {
throw new Exception( "One or more of the map dimensions are invalid." );
}
map.blocks = mapTag["Blocks"].GetBytes();
map.ValidateBlockTypes( false );
map.spawn.x = mapTag["Spawn"][0].GetShort();
map.spawn.h = mapTag["Spawn"][1].GetShort();
map.spawn.y = mapTag["Spawn"][2].GetShort();
map.spawn.r = 0;
map.spawn.l = 0;
return map;
}
public Map Load( Stream MapStream )
{
// Reset the seeker to the front of the stream
// This should probably be done differently.
MapStream.Seek( 0, SeekOrigin.Begin );
Map map = new Map();
BinaryReader reader = new BinaryReader( MapStream );
// Read in the magic number
if ( reader.ReadUInt32() != Identifier ) {
throw new FormatException();
}
// Read in the map dimesions
map.widthX = reader.ReadInt16();
map.widthY = reader.ReadInt16();
map.height = reader.ReadInt16();
// Read in the spawn location
map.spawn.x = reader.ReadInt16();
map.spawn.y = reader.ReadInt16();
map.spawn.h = reader.ReadInt16();
// Read in the spawn orientation
map.spawn.r = reader.ReadByte();
map.spawn.l = reader.ReadByte();
// Read the metadata
map.ReadMetadata( reader );
if( !map.ValidateHeader() ) {
throw new Exception( "One or more of the map dimensions are invalid." );
}
// Read in the map data
map.blocks = new Byte[map.GetBlockCount()];
using ( GZipStream decompressor = new GZipStream( MapStream, CompressionMode.Decompress, true ) ) {
decompressor.Read( map.blocks, 0, map.blocks.Length );
}
return map;
}
