Routines
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44409: Change Room
Used by the routines at MovePlayer, Action_GoToRoom and GameStart.
Commits a move into the destination room held in A. It stashes the room in TemporaryRoom, runs the pre-move script at Data_ArrivalScript, abandons the move when flag bit 0 says the player is dead, then calls MovePlayerToRoom, describes the room, and runs the post-move script at Data_RoomSetupScript.
Input
A Destination room ID
Remember the destination and run the pre-move script.
ChangeRoom 44409 LD (44408),A Store the destination room ID at TemporaryRoom.
44412 PUSH IX Stash IX on the stack.
44414 LD IX,48088 Point IX at the pre-move script at Data_ArrivalScript.
44418 CALL Handler_RunScript Call Handler_RunScript to run that script.
Abort the move when flag bit 0 (player dead) is set.
44421 LD A,0 Load flag bit 0 into A.
44423 CALL TestFlag Call TestFlag to test that flag bit.
44426 JR NZ,ChangeRoom_Return Jump to ChangeRoom_Return if the player is dead.
Enter the room, describe it, and run the post-move script.
44428 LD A,(44408) Fetch the destination room ID from *TemporaryRoom into A.
44431 CALL MovePlayerToRoom Call MovePlayerToRoom to move the player into that room.
44434 LD E,0 Set E to 0 so the room picture is not forced.
44436 CALL Handler_RoomExits Call Handler_RoomExits to describe the current room.
44439 LD IX,48204 Point IX at the post-move script at Data_RoomSetupScript.
44443 CALL Handler_RunScript Call Handler_RunScript to run that script.
ChangeRoom_Return 44446 POP IX Restore IX from the stack.
44448 RET Return.
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