/// <summary>
/// Loads map from stream and assigns an id.
/// </summary>
/// <param name="id">
/// Id of map.
/// </param>
/// <param name="stream">
/// Source stream.
/// </param>
public Map(int id, Stream stream)
{
Id = id;
BinaryReader reader = new BinaryReader(stream, TextCore.DefaultEncoding);
//Basic info
Flags = reader.ReadByte();
NumNPC = reader.ReadByte();
Type = (MapType)reader.ReadByte();
if(Type != MapType.Map2D && Type != MapType.Map3D)throw new InvalidDataException("Unknown map format.");
BackgroundMusic = reader.ReadByte();
byte width = reader.ReadByte();
byte height = reader.ReadByte();
tilesid = reader.ReadByte();
ComGFX = reader.ReadByte();
Palette = reader.ReadByte();
AnimRate = reader.ReadByte();
//NPCs
int npcstruct;
if(NumNPC == 0)
{
npcstruct = 32;
}else if(NumNPC == 64)
{
npcstruct = 96;
}else{
npcstruct = NumNPC;
}
NPCs = new NPC[npcstruct];
for(int i = 0; i < npcstruct; i++)
{
NPCs[i] = new NPC(stream);
}
if(Type == MapType.Map2D)
{
//Tile data
tiledata = new Tile[width,height];
for(byte y = 0; y < height; y++)
for(byte x = 0; x < width; x++)
{
tiledata[x,y] = new Tile(x,y,stream);
}
}else if(Type == MapType.Map3D)
{
//Block data
blockdata = new Block[width,height];
for(byte y = 0; y < height; y++)
for(byte x = 0; x < width; x++)
{
blockdata[x,y] = new Block(x,y,stream);
}
}
try{
short autoevents = reader.ReadInt16();
AutoEvents = new EventHeader[autoevents];
for(int i = 0; i < autoevents; i++)
{
AutoEvents[i] = new EventHeader(reader);
}
TileEvents = new EventHeader[height][];
for(int y = 0; y < height; y++)
{
short events = reader.ReadInt16();
TileEvents[y] = new EventHeader[events];
for(int i = 0; i < events; i++)
{
EventHeader e = TileEvents[y][i] = new EventHeader(reader);
if(Type == MapType.Map2D)
TileData[e.XPos,y].Event = e;
else if(Type == MapType.Map3D)
BlockData[e.XPos,y].Event = e;
}
}
short numevents = reader.ReadInt16();
Events = new Event[numevents];
for(int i = 0; i < numevents; i++)
{
Events[i] = new Event(reader);
}
//NPC positions
foreach(NPC npc in UsedNPCs)
{
if((npc.Movement & 3) != 0)
{
npc.Positions = new Position[1];
npc.Positions[0] = new Position((byte)(reader.ReadByte()-1), (byte)(reader.ReadByte()-1));
}else{
npc.Positions = new Position[1152];
for(int i = 0; i < 1152; i++)
{
npc.Positions[i] = new Position((byte)(reader.ReadByte()-1), (byte)(reader.ReadByte()-1));
}
}
}
//Active events
int aesize;
if(Type == MapType.Map2D)
{
aesize = 250;
}else{
//Goto-points
short numgotop = reader.ReadInt16();
gotopoints = new GotoPoint[numgotop];
for(int i = 0; i < numgotop; i++)
{
GotoPoint gp = gotopoints[i] = new GotoPoint(reader);
if(gp.X < width && gp.Y < height)
BlockData[gp.X,gp.Y].GotoPoint = gp;
}
//Automap gfx remapping structure
automap = reader.ReadBytes(64);
//Active events
aesize = 64;
}
ActiveEvents = new short[aesize];
for(int i = 0; i < aesize; i++)
{
ActiveEvents[i] = reader.ReadInt16();
}
}catch(EndOfStreamException)
{
corrupted = true;
}
}
public IMinimapVisible GetMinimapForm(Block block)
{
if(block.IsWall)
{
return GetWall(block.Wall);
}else if(block.IsObject)
{
return GetObject(block.Object);
}else return null;
}