1 files changed, 45 insertions, 0 deletions
diff --git a/constants/item_data_constants.asm b/constants/item_data_constants.asm
new file mode 100755
index 0000000..297ffc5
--- /dev/null
+++ b/constants/item_data_constants.asm
@@ -0,0 +1,45 @@
+; item_attributes struct members (see data/items/attributes.asm)
+	const_def
+	const ITEMATTR_PRICE
+	const ITEMATTR_PRICE_HI
+	const ITEMATTR_EFFECT
+	const ITEMATTR_PARAM
+	const ITEMATTR_PERMISSIONS
+	const ITEMATTR_POCKET
+	const ITEMATTR_HELP
+ITEMATTR_STRUCT_LENGTH EQU const_value
+
+; item types
+	const_def 1
+	const ITEM     ; 1
+	const KEY_ITEM ; 2
+	const BALL     ; 3
+	const TM_HM    ; 4
+
+; item menu types
+; UseItem.dw indexes (see engine/items/pack.asm)
+; UseRegisteredItem.SwitchTo indexes (see engine/overworld/select_menu.asm)
+ITEMMENU_NOUSE   EQU 0
+ITEMMENU_CURRENT EQU 4
+ITEMMENU_PARTY   EQU 5
+ITEMMENU_CLOSE   EQU 6
+
+; item actions
+CANT_SELECT_F EQU 6
+CANT_TOSS_F   EQU 7
+
+NO_LIMITS   EQU 0
+CANT_SELECT EQU 1 << CANT_SELECT_F
+CANT_TOSS   EQU 1 << CANT_TOSS_F
+
+; pack pockets
+	const_def
+	const ITEM_POCKET     ; 0
+	const BALL_POCKET     ; 1
+	const KEY_ITEM_POCKET ; 2
+	const TM_HM_POCKET    ; 3
+NUM_POCKETS EQU const_value
+
+MAX_ITEMS     EQU 20
+MAX_KEY_ITEMS EQU 20
+MAX_PC_ITEMS  EQU 50
+\ No newline at end of file