Routines
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B400: Print Objects
Used by the routines at HandlerDisplayRoomExits and Action_Inventory.
List the objects the player can see in this room.
Input
A 01 for inventory items, or room number for room objects
PrintObjects B400 LD HL,$AD76 Point HL at Table_ItemLocations.
B403 LD BC,($AEF0) Load the number of items into BC.
PrintObjects_Loop B407 CPIR Search Table_ItemLocations for the next item in this room.
B409 RET NZ Return if no matching items remain.
B40A PUSH HL Stash the current place in Table_ItemLocations on the stack.
B40B CALL ValidateObject Call ValidateObject to see whether this item has a description.
B40E JR Z,PrintObjects_Next Skip an item that has no description.
B410 PUSH AF Remember the room ID and the remaining count while the name is printed.
B411 PUSH BC
B412 CALL PrintStringAndANewline Call PrintStringAndANewline to print the string and start a new line.
B415 POP BC Restore the remaining count and the room ID from the stack.
B416 POP AF
PrintObjects_Next B417 LD E,A Hold the room ID in E.
B418 POP HL Restore the current place in Table_ItemLocations from the stack.
B419 LD A,B See whether any items remain.
B41A OR C
B41B LD A,E Restore the room ID to A.
B41C JR NZ,PrintObjects_Loop Jump to PrintObjects_Loop while items remain.
B41E RET Return.
View the equivalent code in;
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