public SCUMM1ResourceMap GetResourceMap()
{
if (resourceMap != null)
{
return(resourceMap);
}
int room = RoomNumber;
ushort objectCount = 0;
byte roomCount = 0;
byte costCount = 0;
byte scriptCount = 0;
byte soundCount = 0;
switch (FileVersion)
{
case 1:
// Maniac Mansion
// TODO: Zak
objectCount = 0x320;
roomCount = 0x37;
costCount = 0x23;
scriptCount = 0xC8;
soundCount = 0x64;
break;
case 2:
break;
}
SCUMM1ResourceMap map = new SCUMM1ResourceMap();
using (SCUMM1File file = OpenDirectory(Path))
{
file.Encryption = Encryption;
// Skip magic number
file.Position = 2;
// Skip objects - 1 byte per object
if (objectCount == 0)
{
objectCount = file.ReadU16LE();
}
file.Position += objectCount;
// Skip rooms - 3 bytes per room
if (roomCount == 0)
{
roomCount = file.ReadU8();
}
file.Position += (ulong)roomCount * 3;
ReadResourceMap(SCUMM1ResourceType.Costume, map, file, room, costCount);
ReadResourceMap(SCUMM1ResourceType.Script, map, file, room, scriptCount);
ReadResourceMap(SCUMM1ResourceType.Sound, map, file, room, soundCount);
resourceMap = map;
return(map);
}
}
private void ReadResourceMap(SCUMM1ResourceType type, SCUMM1ResourceMap map, SCUMM1File file, int room, uint count)
{
if (count == 0)
{
count = file.ReadU8();
}
byte[] roomNos = new byte[count];
ushort[] offsets = new ushort[count];
file.Read(roomNos, 0, count);
for (int i = 0; i < count; i++)
{
offsets[i] = file.ReadU16LE();
}
for (int i = 0; i < count; i++)
{
if (room == roomNos[i])
{
map.Add(offsets[i], type);
}
}
}