// Constructor, copy from existing scroll ASM.
public ScrollAsm(ScrollAsm source) : base()
{
Entries = new List <int> ();
MyDoors = new HashSet <Door> ();
foreach (int entry in source.Entries)
{
Entries.Add(entry);
}
}
public void SetDoorAsm(Asm target, out ScrollAsm DeleteScrollAsm)
{
MyDoorAsm?.UnreferenceMe(this);
MyDoorAsm = null;
DeleteScrollAsm = MyScrollAsm?.UnreferenceMe(this) == 0 ? MyScrollAsm : null;
MyScrollAsm = null;
if (target?.ReferenceMe(this) ?? false)
{
MyDoorAsm = target;
}
}
// Constructor.
public Door() : base()
{
RoomPtr = 0;
Bitflag = 0;
Direction = 0;
DoorCapX = 0;
DoorCapY = 0;
ScreenX = 0;
ScreenY = 0;
DistanceToSpawn = 0;
DoorAsmPtr = 0;
ElevatorPad = false;
MyTargetRoom = null;
MyScrollAsm = null;
MyDoorSets = new HashSet <DoorSet> ();
MyReferringData = new HashSet <Data> ();
}
public bool Connect(List <Data> Rooms, List <Data> ScrollAsms, List <Data> DoorAsms)
{
MyTargetRoom = (Room)Rooms.Find(x => x.StartAddressLR == RoomPtr);
if (MyTargetRoom != null)
{
MyTargetRoom.MyIncomingDoors.Add(this);
}
MyScrollAsm = (ScrollAsm)ScrollAsms.Find(x => x.StartAddressLR == DoorAsmPtr);
if (MyScrollAsm != null)
{
MyScrollAsm.MyDoors.Add(this);
}
else
{
MyDoorAsm = (Asm)DoorAsms.Find(x => x.StartAddressLR == DoorAsmPtr);
if (MyDoorAsm != null)
{
MyDoorAsm.MyReferringData.Add(this);
}
}
return(MyTargetRoom != null);
}
// Read all scroll ASMs from ROM.
private void ReadScrollAsms(Rom rom)
{
List <int> addressesPC = new List <int> ();
foreach (Door d in Doors)
{
int address = Tools.LRtoPC(d.DoorAsmPtr);
if (address != 0) // Skip invalid addresses
{
addressesPC.Add(address);
}
}
Tools.RemoveDuplicates(addressesPC);
ScrollAsms.Clear();
for (int n = 0; n < addressesPC.Count; n++)
{
var s = new ScrollAsm();
if (s.ReadFromROM(rom, addressesPC [n]))
{
ScrollAsms.Add(s);
}
}
}