Routines
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B52B: Action: Examine Item
Used by the routine at ParserProcessItem.
Carry out the "Examine Item" command.
Input
C Item ID
Output
F Carry flag set when the item isn't present
ActionExamineItem B52B INC BC Turn the search position into this object's index.
B52C LD A,($AEF2)
B52F SUB C
B530 LD E,A
B531 PUSH DE Remember the object index.
B532 LD IX,($AEDE) Point IX at the item groups.
B536 CALL GetTableEntry Call GetTableEntry to look up the table entry.
B539 POP DE Restore the object index from the stack.
B53A JR ExamineItem Check the first item in this group.
ExamineItem_Loop B53C INC HL Step to the next item in this group.
ExamineItem B53D LD A,(HL) Jump to Response_ItemNotHere if *HL is equal to FF.
B53E CP $FF
B540 JR Z,Response_ItemNotHere
B542 CALL Get_ObjectLocation Call Get_ObjectLocation to find where the object is.
B545 JR NZ,ExamineItem_Loop Jump to ExamineItem_Loop if the item wasn't found.
B547 RET Return.
The item being examined isn't in the room or in the players inventory.
Response_ItemNotHere B548 LD HL,$AFE5 Print "I can't see ".
B54B CALL PrintString
Print the object name.
B54E LD IX,($AEE0) Point IX at the noun for this item.
B552 CALL GetTableEntry Call GetTableEntry to look up the table entry.
B555 CALL PrintString Call PrintString to print the string.
B558 LD HL,$AFF2 Print " here." and start a new line.
B55B CALL PrintStringAndANewline
B55E SCF Set the carry flag to report that the item isn't here, so the command goes no further.
B55F RET Return.
View the equivalent code in;
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