Create text speed constants

src/constants/menu_constants.asm

@@ -70,3 +70,10 @@ DEF NUM_CARDS_PROMOTIONAL EQU 20
 	const START_MENU_CONTINUE_DUEL       ; 3
 
 DEF NUM_MAILS EQU 15
+
+; TextDelaySettings constants
+DEF TEXT_SPEED_1 EQU 6
+DEF TEXT_SPEED_2 EQU 4
+DEF TEXT_SPEED_3 EQU 2
+DEF TEXT_SPEED_4 EQU 1
+DEF TEXT_SPEED_5 EQU 0

src/engine/menus/config.asm

@@ -147,7 +147,7 @@ DuelAnimationSettings:
 ; text printing delay
 TextDelaySettings:
 	; slow to fast
-	db 6, 4, 2, 1, 0
+	db TEXT_SPEED_1, TEXT_SPEED_2, TEXT_SPEED_3, TEXT_SPEED_4, TEXT_SPEED_5
 
 UpdateConfigMenuCursor:
 	push af

src/engine/starter_deck.asm

@@ -116,7 +116,7 @@ InitSaveData:
 ; saved configuration options
 	ld a, 2
 	ld [sPrinterContrastLevel], a
-	ld a, $2
+	ld a, TEXT_SPEED_3
 	ld [sTextSpeed], a
 	ld [wTextSpeed], a
 

src/home/print_text.asm

@@ -135,9 +135,9 @@ PrintScrollableText::
 	jr .go
 .nonzero_text_speed
 	ld a, [wTextSpeed]
-	cp 2
+	cp TEXT_SPEED_3
 	jr nc, .apply_delay
-	; if text speed is 1, pressing b ignores it
+	; if TEXT_SPEED_4, pressing B ignores the delay
 	ldh a, [hKeysHeld]
 	and PAD_B
 	jr nz, .skip_delay
@@ -455,9 +455,9 @@ PrintText::
 	ld b, a
 	ld a, [wTextSpeed]
 	inc a
-	cp 3
+	cp TEXT_SPEED_3 + 1
 	jr nc, .apply_delay
-	; if text speed is 1, pressing b ignores it
+	; if TEXT_SPEED_4, pressing B ignores the delay
 	bit B_PAD_B, b
 	jr nz, .skip_delay
 	jr .apply_delay