Routines
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F440: Process: Wear Helmet
Input
E The item ID currently being acted on
The player was trying to wear the helmet, but is it either in the room or in the players inventory?
Process_WearHelmet F440 LD HL,$E36B Call CheckItemGroupPresent with Data_ItemGroup_Helmet.
F443 CALL CheckItemGroupPresent
The helmet is present but is the player already wearing it?
F446 CALL IsPlayerCarryingItem Call IsPlayerCarryingItem.
F449 LD A,E Jump to Response_YouAreAlreadyWearingIt if the item found in the group is not equal to item 1F: "A bronze helmet" (so the found item is 20: "A bronze helmet (worn)").
F44A CP $1F
F44C JP NZ,Response_YouAreAlreadyWearingIt
Change the helmet state!
F44F LD BC,$1F20 Call TransformItem to transform item 1F ("A bronze helmet") into item 20 ("A bronze helmet (worn)").
F452 CALL TransformItem
Print "O.K.".
F455 JP Response_OK_Duplicate Jump to Response_OK_Duplicate.
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