pokecrystal-board/engine/namingscreen.asm

_NamingScreen: ; 0x116b7
	call DisableSpriteUpdates
	call NamingScreen
	call ReturnToMapWithSpeechTextbox
	ret

; 0x116c1

NamingScreen: ; 116c1
	ld hl, wNamingScreenDestinationPointer
	ld [hl], e
	inc hl
	ld [hl], d
	ld hl, wNamingScreenType
	ld [hl], b
	ld hl, Options
	ld a, [hl]
	push af
	set NO_TEXT_SCROLL, [hl]
	ld a, [hMapAnims]
	push af
	xor a
	ld [hMapAnims], a
	ld a, [hInMenu]
	push af
	ld a, $1
	ld [hInMenu], a
	call .SetUpNamingScreen
	call DelayFrame
.loop
	call NamingScreenJoypadLoop
	jr nc, .loop
	pop af
	ld [hInMenu], a
	pop af
	ld [hMapAnims], a
	pop af
	ld [Options], a
	call ClearJoypad
	ret

; 116f8

.SetUpNamingScreen: ; 116f8
	call ClearBGPalettes
	ld b, SCGB_DIPLOMA
	call GetSGBLayout
	call DisableLCD
	call LoadNamingScreenGFX
	call NamingScreen_InitText
	ld a, LCDC_DEFAULT
	ld [rLCDC], a
	call .GetNamingScreenSetup
	call WaitBGMap
	call WaitTop
	call SetPalettes
	call NamingScreen_InitNameEntry
	ret

; 1171d

.GetNamingScreenSetup: ; 1171d
	ld a, [wNamingScreenType]
	and 7
	ld e, a
	ld d, 0
	ld hl, .Jumptable
	add hl, de
	add hl, de
	ld a, [hli]
	ld h, [hl]
	ld l, a
	jp hl

; 1172e

.Jumptable: ; 1172e (4:572e)
	dw .Pokemon
	dw .Player
	dw .Rival
	dw .Mom
	dw .Box
	dw .Tomodachi
	dw .Pokemon
	dw .Pokemon

.Pokemon: ; 1173e (4:573e)
	ld a, [CurPartySpecies]
	ld [wd265], a
	ld hl, LoadMenuMonIcon
	ld a, BANK(LoadMenuMonIcon)
	ld e, $1
	rst FarCall ;  ; indirect jump to LoadMenuMonIcon (8e83f (23:683f))
	ld a, [CurPartySpecies]
	ld [wd265], a
	call GetPokemonName
	hlcoord 5, 2
	call PlaceString
	ld l, c
	ld h, b
	ld de, .NicknameStrings
	call PlaceString
	inc de
	hlcoord 5, 4
	call PlaceString
	farcall Predef_GetGender
	jr c, .genderless
	ld a, "♂"
	jr nz, .place_gender
	ld a, "♀"
.place_gender
	hlcoord 1, 2
	ld [hl], a
.genderless
	call .StoreMonIconParams
	ret

; 11780 (4:5780)

.NicknameStrings: ; 11780
	db "'S@"
	db "NICKNAME?@"

; 1178d

.Player: ; 1178d (4:578d)
	farcall GetPlayerIcon
	call .LoadSprite
	hlcoord 5, 2
	ld de, .PlayerNameString
	call PlaceString
	call .StoreSpriteIconParams
	ret

; 117a3 (4:57a3)

.PlayerNameString: ; 117a3
	db "YOUR NAME?@"

; 117ae

.Rival: ; 117ae (4:57ae)
	ld de, SilverSpriteGFX
	ld b, BANK(SilverSpriteGFX)
	call .LoadSprite
	hlcoord 5, 2
	ld de, .RivalNameString
	call PlaceString
	call .StoreSpriteIconParams
	ret

; 117c3 (4:57c3)

.RivalNameString: ; 117c3
	db "RIVAL'S NAME?@"

; 117d1

.Mom: ; 117d1 (4:57d1)
	ld de, MomSpriteGFX
	ld b, BANK(MomSpriteGFX)
	call .LoadSprite
	hlcoord 5, 2
	ld de, .MomNameString
	call PlaceString
	call .StoreSpriteIconParams
	ret

; 117e6 (4:57e6)

.MomNameString: ; 117e6
	db "MOTHER'S NAME?@"

; 117f5

.Box: ; 117f5 (4:57f5)
	ld de, PokeBallSpriteGFX
	ld hl, vTiles0 tile $00
	lb bc, BANK(PokeBallSpriteGFX), $4
	call Request2bpp
	xor a
	ld hl, wSpriteAnimDict
	ld [hli], a
	ld [hl], a
	depixel 4, 4, 4, 0
	ld a, SPRITE_ANIM_INDEX_RED_WALK
	call _InitSpriteAnimStruct
	ld hl, SPRITEANIMSTRUCT_FRAMESET_ID
	add hl, bc
	ld [hl], $0
	hlcoord 5, 2
	ld de, .BoxNameString
	call PlaceString
	call .StoreBoxIconParams
	ret

; 11822 (4:5822)

.BoxNameString: ; 11822
	db "BOX NAME?@"

; 1182c

.Tomodachi: ; 1182c (4:582c)
	hlcoord 3, 2
	ld de, .oTomodachi_no_namae_sutoringu
	call PlaceString
	call .StoreSpriteIconParams
	ret

; 11839 (4:5839)

.oTomodachi_no_namae_sutoringu ; 11839
	db "おともだち の なまえは?@"

; 11847

.LoadSprite: ; 11847 (4:5847)
	push de
	ld hl, vTiles0 tile $00
	ld c, $4
	push bc
	call Request2bpp
	pop bc
	ld hl, 12 tiles
	add hl, de
	ld e, l
	ld d, h
	ld hl, vTiles0 tile $04
	call Request2bpp
	xor a
	ld hl, wSpriteAnimDict
	ld [hli], a
	ld [hl], a
	pop de
	ld b, SPRITE_ANIM_INDEX_RED_WALK
	ld a, d
	cp HIGH(KrisSpriteGFX)
	jr nz, .not_kris
	ld a, e
	cp LOW(KrisSpriteGFX)
	jr nz, .not_kris
	ld b, SPRITE_ANIM_INDEX_BLUE_WALK
.not_kris
	ld a, b
	depixel 4, 4, 4, 0
	call _InitSpriteAnimStruct
	ret

.StoreMonIconParams: ; 1187b (4:587b)
	ld a, PKMN_NAME_LENGTH - 1
	hlcoord 5, 6
	jr .StoreParams

.StoreSpriteIconParams: ; 11882 (4:5882)
	ld a, PLAYER_NAME_LENGTH - 1
	hlcoord 5, 6
	jr .StoreParams

.StoreBoxIconParams: ; 11889 (4:5889)
	ld a, BOX_NAME_LENGTH - 1
	hlcoord 5, 4
	jr .StoreParams

.StoreParams: ; 11890 (4:5890)
	ld [wNamingScreenMaxNameLength], a
	ld a, l
	ld [wNamingScreenStringEntryCoord], a
	ld a, h
	ld [wNamingScreenStringEntryCoord + 1], a
	ret

NamingScreen_IsTargetBox: ; 1189c
	push bc
	push af
	ld a, [wNamingScreenType]
	sub $3
	ld b, a
	pop af
	dec b
	pop bc
	ret

; 118a8

NamingScreen_InitText: ; 118a8
	call WaitTop
	hlcoord 0, 0
	ld bc, SCREEN_WIDTH * SCREEN_HEIGHT
	ld a, $60
	call ByteFill
	hlcoord 1, 1
	lb bc, 6, 18
	call NamingScreen_IsTargetBox
	jr nz, .not_box
	lb bc, 4, 18

.not_box
	call ClearBox
	ld de, NameInputUpper
NamingScreen_ApplyTextInputMode: ; 118ca
	call NamingScreen_IsTargetBox
	jr nz, .not_box
	ld hl, BoxNameInputLower - NameInputLower
	add hl, de
	ld d, h
	ld e, l

.not_box
	push de
	hlcoord 1, 8
	lb bc, 7, 18
	call NamingScreen_IsTargetBox
	jr nz, .not_box_2
	hlcoord 1, 6
	lb bc, 9, 18

.not_box_2
	call ClearBox
	hlcoord 1, 16
	lb bc, 1, 18
	call ClearBox
	pop de
	hlcoord 2, 8
	ld b, $5
	call NamingScreen_IsTargetBox
	jr nz, .row
	hlcoord 2, 6
	ld b, $6

.row
	ld c, $11
.col
	ld a, [de]
	ld [hli], a
	inc de
	dec c
	jr nz, .col
	push de
	ld de, 2 * SCREEN_WIDTH - $11
	add hl, de
	pop de
	dec b
	jr nz, .row
	ret

; 11915

NamingScreenJoypadLoop: ; 11915
	call JoyTextDelay
	ld a, [wJumptableIndex]
	bit 7, a
	jr nz, .quit
	call .RunJumptable
	farcall PlaySpriteAnimationsAndDelayFrame
	call .UpdateStringEntry
	call DelayFrame
	and a
	ret

.quit
	callfar ClearSpriteAnims
	call ClearSprites
	xor a
	ld [hSCX], a
	ld [hSCY], a
	scf
	ret

; 11940

.UpdateStringEntry: ; 11940
	xor a
	ld [hBGMapMode], a
	hlcoord 1, 5
	call NamingScreen_IsTargetBox
	jr nz, .got_coords
	hlcoord 1, 3

.got_coords
	lb bc, 1, 18
	call ClearBox
	ld hl, wNamingScreenDestinationPointer
	ld e, [hl]
	inc hl
	ld d, [hl]
	ld hl, wNamingScreenStringEntryCoord
	ld a, [hli]
	ld h, [hl]
	ld l, a
	call PlaceString
	ld a, $1
	ld [hBGMapMode], a
	ret

; 11968

.RunJumptable: ; 11968
	ld a, [wJumptableIndex]
	ld e, a
	ld d, $0
	ld hl, .Jumptable
	add hl, de
	add hl, de
	ld a, [hli]
	ld h, [hl]
	ld l, a
	jp hl

; 11977

.Jumptable: ; 11977 (4:5977)
	dw .InitCursor
	dw .ReadButtons

.InitCursor: ; 1197b (4:597b)
	depixel 10, 3
	call NamingScreen_IsTargetBox
	jr nz, .got_cursor_position
	ld d, 8 * 8
.got_cursor_position
	ld a, SPRITE_ANIM_INDEX_NAMING_SCREEN_CURSOR
	call _InitSpriteAnimStruct
	ld a, c
	ld [wNamingScreenCursorObjectPointer], a
	ld a, b
	ld [wNamingScreenCursorObjectPointer + 1], a
	ld hl, SPRITEANIMSTRUCT_FRAMESET_ID
	add hl, bc
	ld a, [hl]
	ld hl, SPRITEANIMSTRUCT_0E
	add hl, bc
	ld [hl], a
	ld hl, wJumptableIndex
	inc [hl]
	ret

.ReadButtons: ; 119a1 (4:59a1)
	ld hl, hJoyPressed ; $ffa7
	ld a, [hl]
	and A_BUTTON
	jr nz, .a
	ld a, [hl]
	and B_BUTTON
	jr nz, .b
	ld a, [hl]
	and START
	jr nz, .start
	ld a, [hl]
	and SELECT
	jr nz, .select
	ret

.a
	call .GetCursorPosition
	cp $1
	jr z, .select
	cp $2
	jr z, .b
	cp $3
	jr z, .end
	call NamingScreen_GetLastCharacter
	call NamingScreen_TryAddCharacter
	ret nc

.start
	ld hl, wNamingScreenCursorObjectPointer
	ld c, [hl]
	inc hl
	ld b, [hl]
	ld hl, SPRITEANIMSTRUCT_0C
	add hl, bc
	ld [hl], $8
	ld hl, SPRITEANIMSTRUCT_0D
	add hl, bc
	ld [hl], $4
	call NamingScreen_IsTargetBox
	ret nz
	inc [hl]
	ret

.b
	call NamingScreen_DeleteCharacter
	ret

.end
	call NamingScreen_StoreEntry
	ld hl, wJumptableIndex
	set 7, [hl]
	ret

.select
	ld hl, wcf64
	ld a, [hl]
	xor 1
	ld [hl], a
	jr z, .upper
	ld de, NameInputLower
	call NamingScreen_ApplyTextInputMode
	ret

.upper
	ld de, NameInputUpper
	call NamingScreen_ApplyTextInputMode
	ret

.GetCursorPosition: ; 11a0b (4:5a0b)
	ld hl, wNamingScreenCursorObjectPointer
	ld c, [hl]
	inc hl
	ld b, [hl]

NamingScreen_GetCursorPosition: ; 11a11 (4:5a11)
	ld hl, SPRITEANIMSTRUCT_0D
	add hl, bc
	ld a, [hl]
	push bc
	ld b, $4
	call NamingScreen_IsTargetBox
	jr nz, .not_box
	inc b
.not_box
	cp b
	pop bc
	jr nz, .not_bottom_row
	ld hl, SPRITEANIMSTRUCT_0C
	add hl, bc
	ld a, [hl]
	cp $3
	jr c, .case_switch
	cp $6
	jr c, .delete
	ld a, $3
	ret

.case_switch
	ld a, $1
	ret

.delete
	ld a, $2
	ret

.not_bottom_row
	xor a
	ret

NamingScreen_AnimateCursor: ; 11a3b (4:5a3b)
	call .GetDPad
	ld hl, SPRITEANIMSTRUCT_0D
	add hl, bc
	ld a, [hl]
	ld e, a
	swap e
	ld hl, SPRITEANIMSTRUCT_YOFFSET
	add hl, bc
	ld [hl], e
	ld d, $4
	call NamingScreen_IsTargetBox
	jr nz, .ok
	inc d
.ok
	cp d
	ld de, .LetterEntries
	ld a, $0
	jr nz, .ok2
	ld de, .CaseDelEnd
	ld a, $1
.ok2
	ld hl, SPRITEANIMSTRUCT_0E
	add hl, bc
	add [hl]
	ld hl, SPRITEANIMSTRUCT_FRAMESET_ID
	add hl, bc
	ld [hl], a
	ld hl, SPRITEANIMSTRUCT_0C
	add hl, bc
	ld l, [hl]
	ld h, $0
	add hl, de
	ld a, [hl]
	ld hl, SPRITEANIMSTRUCT_XOFFSET
	add hl, bc
	ld [hl], a
	ret

; 11a79 (4:5a79)

.LetterEntries: ; 11a79
	db $00, $10, $20, $30, $40, $50, $60, $70, $80

.CaseDelEnd: ; 11a82
	db $00, $00, $00, $30, $30, $30, $60, $60, $60

; 11a8b

.GetDPad: ; 11a8b (4:5a8b)
	ld hl, hJoyLast
	ld a, [hl]
	and D_UP
	jr nz, .up
	ld a, [hl]
	and D_DOWN
	jr nz, .down
	ld a, [hl]
	and D_LEFT
	jr nz, .left
	ld a, [hl]
	and D_RIGHT
	jr nz, .right
	ret

.right
	call NamingScreen_GetCursorPosition
	and a
	jr nz, .asm_11ab7
	ld hl, SPRITEANIMSTRUCT_0C
	add hl, bc
	ld a, [hl]
	cp $8
	jr nc, .asm_11ab4
	inc [hl]
	ret

.asm_11ab4
	ld [hl], $0
	ret

.asm_11ab7
	cp $3
	jr nz, .asm_11abc
	xor a
.asm_11abc
	ld e, a
	add a
	add e
	ld hl, SPRITEANIMSTRUCT_0C
	add hl, bc
	ld [hl], a
	ret

.left
	call NamingScreen_GetCursorPosition
	and a
	jr nz, .asm_11ad8
	ld hl, SPRITEANIMSTRUCT_0C
	add hl, bc
	ld a, [hl]
	and a
	jr z, .asm_11ad5
	dec [hl]
	ret

.asm_11ad5
	ld [hl], $8
	ret

.asm_11ad8
	cp $1
	jr nz, .asm_11ade
	ld a, $4
.asm_11ade
	dec a
	dec a
	ld e, a
	add a
	add e
	ld hl, SPRITEANIMSTRUCT_0C
	add hl, bc
	ld [hl], a
	ret

.down
	ld hl, SPRITEANIMSTRUCT_0D
	add hl, bc
	ld a, [hl]
	call NamingScreen_IsTargetBox
	jr nz, .asm_11af9
	cp $5
	jr nc, .asm_11aff
	inc [hl]
	ret

.asm_11af9
	cp $4
	jr nc, .asm_11aff
	inc [hl]
	ret

.asm_11aff
	ld [hl], $0
	ret

.up
	ld hl, SPRITEANIMSTRUCT_0D
	add hl, bc
	ld a, [hl]
	and a
	jr z, .asm_11b0c
	dec [hl]
	ret

.asm_11b0c
	ld [hl], $4
	call NamingScreen_IsTargetBox
	ret nz
	inc [hl]
	ret

NamingScreen_TryAddCharacter: ; 11b14 (4:5b14)
	ld a, [wNamingScreenLastCharacter] ; lost
MailComposition_TryAddCharacter: ; 11b17 (4:5b17)
	ld a, [wNamingScreenMaxNameLength]
	ld c, a
	ld a, [wNamingScreenCurrNameLength]
	cp c
	ret nc

	ld a, [wNamingScreenLastCharacter]

NamingScreen_LoadNextCharacter: ; 11b23
	call NamingScreen_GetTextCursorPosition
	ld [hl], a

NamingScreen_AdvanceCursor_CheckEndOfString: ; 11b27
	ld hl, wNamingScreenCurrNameLength
	inc [hl]
	call NamingScreen_GetTextCursorPosition
	ld a, [hl]
	cp "@"
	jr z, .end_of_string
	ld [hl], $f2
	and a
	ret

.end_of_string
	scf
	ret

; 11b39 (4:5b39)

; unused
	ld a, [wNamingScreenCurrNameLength]
	and a
	ret z
	push hl
	ld hl, wNamingScreenCurrNameLength
	dec [hl]
	call NamingScreen_GetTextCursorPosition
	ld c, [hl]
	pop hl

.loop
	ld a, [hli]
	cp $ff
	jr z, NamingScreen_AdvanceCursor_CheckEndOfString
	cp c
	jr z, .done
	inc hl
	jr .loop

.done
	ld a, [hl]
	jr NamingScreen_LoadNextCharacter

; 11b56

Dakutens: ; unused
	db "かが", "きぎ", "くぐ", "けげ", "こご"
	db "さざ", "しじ", "すず", "せぜ", "そぞ"
	db "ただ", "ちぢ", "つづ", "てで", "とど"
	db "はば", "ひび", "ふぶ", "へべ", "ほぼ"
	db "カガ", "キギ", "クグ", "ケゲ", "コゴ"
	db "サザ", "シジ", "スズ", "セゼ", "ソゾ"
	db "タダ", "チヂ", "ツヅ", "テデ", "トド"
	db "ハバ", "ヒビ", "フブ", "へべ", "ホボ"
	db $ff

Handakutens: ; unused
	db "はぱ", "ひぴ", "ふぷ", "へぺ", "ほぽ"
	db "ハパ", "ヒピ", "フプ", "へぺ", "ホポ"
	db $ff

; 11bbc

NamingScreen_DeleteCharacter: ; 11bbc (4:5bbc)
	ld hl, wNamingScreenCurrNameLength
	ld a, [hl]
	and a
	ret z
	dec [hl]
	call NamingScreen_GetTextCursorPosition
	ld [hl], $f2
	inc hl
	ld a, [hl]
	cp $f2
	ret nz
	ld [hl], $eb
	ret

NamingScreen_GetTextCursorPosition: ; 11bd0 (4:5bd0)
	push af
	ld hl, wNamingScreenDestinationPointer
	ld a, [hli]
	ld h, [hl]
	ld l, a
	ld a, [wNamingScreenCurrNameLength]
	ld e, a
	ld d, 0
	add hl, de
	pop af
	ret

; 11be0

NamingScreen_InitNameEntry: ; 11be0
; load $f2, ($eb * [wNamingScreenMaxNameLength]), $50 into the dw address at wNamingScreenDestinationPointer
	ld hl, wNamingScreenDestinationPointer
	ld a, [hli]
	ld h, [hl]
	ld l, a
	ld [hl], $f2
	inc hl
	ld a, [wNamingScreenMaxNameLength]
	dec a
	ld c, a
	ld a, $eb
.loop
	ld [hli], a
	dec c
	jr nz, .loop
	ld [hl], "@"
	ret

; 11bf7

NamingScreen_StoreEntry: ; 11bf7 (4:5bf7)
	ld hl, wNamingScreenDestinationPointer
	ld a, [hli]
	ld h, [hl]
	ld l, a
	ld a, [wNamingScreenMaxNameLength]
	ld c, a
.loop
	ld a, [hl]
	cp $eb
	jr z, .terminator
	cp $f2
	jr nz, .not_terminator
.terminator
	ld [hl], "@"
.not_terminator
	inc hl
	dec c
	jr nz, .loop
	ret

NamingScreen_GetLastCharacter: ; 11c11 (4:5c11)
	ld hl, wNamingScreenCursorObjectPointer
	ld c, [hl]
	inc hl
	ld b, [hl]
	ld hl, SPRITEANIMSTRUCT_XOFFSET
	add hl, bc
	ld a, [hl]
	ld hl, SPRITEANIMSTRUCT_XCOORD
	add hl, bc
	add [hl]
	sub $8
	srl a
	srl a
	srl a
	ld e, a
	ld hl, SPRITEANIMSTRUCT_YOFFSET
	add hl, bc
	ld a, [hl]
	ld hl, SPRITEANIMSTRUCT_YCOORD
	add hl, bc
	add [hl]
	sub $10
	srl a
	srl a
	srl a
	ld d, a
	hlcoord 0, 0
	ld bc, SCREEN_WIDTH
.loop
	ld a, d
	and a
	jr z, .done
	add hl, bc
	dec d
	jr .loop

.done
	add hl, de
	ld a, [hl]
	ld [wNamingScreenLastCharacter], a
	ret

LoadNamingScreenGFX: ; 11c51
	call ClearSprites
	callfar ClearSpriteAnims
	call LoadStandardFont
	call LoadFontsExtra

	ld de, NamingScreenGFX_MiddleLine
	ld hl, vTiles1 tile $6b
	lb bc, BANK(NamingScreenGFX_MiddleLine), 1
	call Get1bpp

	ld de, NamingScreenGFX_UnderLine
	ld hl, vTiles1 tile $72
	lb bc, BANK(NamingScreenGFX_UnderLine), 1
	call Get1bpp

	ld de, vTiles2 tile $60
	ld hl, NamingScreenGFX_Border
	ld bc, 1 tiles
	ld a, BANK(NamingScreenGFX_Border)
	call FarCopyBytes

	ld de, vTiles0 tile $7e
	ld hl, NamingScreenGFX_Cursor
	ld bc, 2 tiles
	ld a, BANK(NamingScreenGFX_Cursor)
	call FarCopyBytes

	ld a, $5
	ld hl, wSpriteAnimDict + 9 * 2
	ld [hli], a
	ld [hl], $7e
	xor a
	ld [hSCY], a
	ld [wGlobalAnimYOffset], a
	ld [hSCX], a
	ld [wGlobalAnimXOffset], a
	ld [wJumptableIndex], a
	ld [wcf64], a
	ld [hBGMapMode], a
	ld [wNamingScreenCurrNameLength], a
	ld a, $7
	ld [hWX], a
	ret

; 11cb7

NamingScreenGFX_Border: ; 11cb7
INCBIN "gfx/namingscreen/border.2bpp"
; 11cc7

NamingScreenGFX_Cursor: ; 11cc7
INCBIN "gfx/namingscreen/cursor.2bpp"
; 11ce7

INCLUDE "data/name_input_chars.asm"
; 11e5d

NamingScreenGFX_End: ; unused
INCBIN "gfx/namingscreen/end.1bpp"
; 11e6d

NamingScreenGFX_MiddleLine:
INCBIN "gfx/namingscreen/middle_line.1bpp"
; 11e6d

NamingScreenGFX_UnderLine: ; 11e6d
INCBIN "gfx/namingscreen/underline.1bpp"
; 11e75

_ComposeMailMessage: ; 11e75 (mail?)
	ld hl, wNamingScreenDestinationPointer
	ld [hl], e
	inc hl
	ld [hl], d
	ld a, [hMapAnims]
	push af
	xor a
	ld [hMapAnims], a
	ld a, [hInMenu]
	push af
	ld a, $1
	ld [hInMenu], a
	call .InitBlankMail
	call DelayFrame

.loop
	call .DoMailEntry
	jr nc, .loop

	pop af
	ld [hInMenu], a
	pop af
	ld [hMapAnims], a
	ret

.InitBlankMail: ; 11e9a (4:5e9a)
	call ClearBGPalettes
	call DisableLCD
	call LoadNamingScreenGFX
	ld de, vTiles0 tile $00
	ld hl, .MailIcon
	ld bc, 8 tiles
	ld a, BANK(.MailIcon)
	call FarCopyBytes
	xor a
	ld hl, wSpriteAnimDict
	ld [hli], a
	ld [hl], a

	; init mail icon
	depixel 3, 2
	ld a, SPRITE_ANIM_INDEX_PARTY_MON
	call _InitSpriteAnimStruct

	ld hl, SPRITEANIMSTRUCT_ANIM_SEQ_ID
	add hl, bc
	ld [hl], $0
	call .InitCharset
	ld a, LCDC_DEFAULT
	ld [rLCDC], a
	call .initwNamingScreenMaxNameLength
	ld b, SCGB_DIPLOMA
	call GetSGBLayout
	call WaitBGMap
	call WaitTop
	ld a, %11100100
	call DmgToCgbBGPals
	ld a, %11100100
	call DmgToCgbObjPal0
	call NamingScreen_InitNameEntry
	ld hl, wNamingScreenDestinationPointer
	ld e, [hl]
	inc hl
	ld d, [hl]
	ld hl, $10
	add hl, de
	ld [hl], $4e
	ret

; 11ef4 (4:5ef4)

.MailIcon: ; 11ef4
INCBIN "gfx/icon/mail2.2bpp"
; 11f74

.initwNamingScreenMaxNameLength ; 11f74 (4:5f74)
	ld a, MAIL_MSG_LENGTH + 1
	ld [wNamingScreenMaxNameLength], a
	ret

; 11f7a (4:5f7a)

.UnusedString11f7a:
	db "メールを かいてね@"

; 11f84

.InitCharset: ; 11f84 (4:5f84)
	call WaitTop
	hlcoord 0, 0
	ld bc, 6 * SCREEN_WIDTH
	ld a, $60 ; border
	call ByteFill
	hlcoord 0, 6
	ld bc, 12 * SCREEN_WIDTH
	ld a, " "
	call ByteFill
	hlcoord 1, 1
	lb bc, 4, SCREEN_WIDTH - 2
	call ClearBox
	ld de, MailEntry_Uppercase

.PlaceMailCharset: ; 11fa9 (4:5fa9)
	hlcoord 1, 7
	ld b, 6
.next
	ld c, SCREEN_WIDTH - 1
.loop_
	ld a, [de]
	ld [hli], a
	inc de
	dec c
	jr nz, .loop_
	push de
	ld de, SCREEN_WIDTH + 1
	add hl, de
	pop de
	dec b
	jr nz, .next
	ret

.DoMailEntry: ; 11fc0 (4:5fc0)
	call JoyTextDelay
	ld a, [wJumptableIndex]
	bit 7, a
	jr nz, .exit_mail
	call .DoJumptable
	farcall PlaySpriteAnimationsAndDelayFrame
	call .Update
	call DelayFrame
	and a
	ret

.exit_mail
	callfar ClearSpriteAnims
	call ClearSprites
	xor a
	ld [hSCX], a
	ld [hSCY], a
	scf
	ret

.Update: ; 11feb (4:5feb)
	xor a
	ld [hBGMapMode], a
	hlcoord 1, 1
	lb bc, 4, 18
	call ClearBox
	ld hl, wNamingScreenDestinationPointer
	ld e, [hl]
	inc hl
	ld d, [hl]
	hlcoord 2, 2
	call PlaceString
	ld a, $1
	ld [hBGMapMode], a
	ret

.DoJumptable: ; 12008 (4:6008)
	ld a, [wJumptableIndex]
	ld e, a
	ld d, 0
	ld hl, .Jumptable
	add hl, de
	add hl, de
	ld a, [hli]
	ld h, [hl]
	ld l, a
	jp hl

.Jumptable: ; 12017 (4:6017)
	dw .init_blinking_cursor
	dw .process_joypad

.init_blinking_cursor ; 1201b (4:601b)
	depixel 9, 2
	ld a, SPRITE_ANIM_INDEX_COMPOSE_MAIL_CURSOR
	call _InitSpriteAnimStruct
	ld a, c
	ld [wNamingScreenCursorObjectPointer], a
	ld a, b
	ld [wNamingScreenCursorObjectPointer + 1], a
	ld hl, SPRITEANIMSTRUCT_FRAMESET_ID
	add hl, bc
	ld a, [hl]
	ld hl, SPRITEANIMSTRUCT_0E
	add hl, bc
	ld [hl], a
	ld hl, wJumptableIndex
	inc [hl]
	ret

.process_joypad ; 1203a (4:603a)
	ld hl, hJoyPressed ; $ffa7
	ld a, [hl]
	and A_BUTTON
	jr nz, .a
	ld a, [hl]
	and B_BUTTON
	jr nz, .b
	ld a, [hl]
	and START
	jr nz, .start
	ld a, [hl]
	and SELECT
	jr nz, .select
	ret

.a
	call NamingScreen_PressedA_GetCursorCommand
	cp $1
	jr z, .select
	cp $2
	jr z, .b
	cp $3
	jr z, .finished
	call NamingScreen_GetLastCharacter
	call MailComposition_TryAddLastCharacter
	jr c, .start
	ld hl, wNamingScreenCurrNameLength
	ld a, [hl]
	cp $10
	ret nz
	inc [hl]
	call NamingScreen_GetTextCursorPosition
	ld [hl], $f2
	dec hl
	ld [hl], $4e
	ret

.start
	ld hl, wNamingScreenCursorObjectPointer
	ld c, [hl]
	inc hl
	ld b, [hl]
	ld hl, SPRITEANIMSTRUCT_0C
	add hl, bc
	ld [hl], $9
	ld hl, SPRITEANIMSTRUCT_0D
	add hl, bc
	ld [hl], $5
	ret

.b
	call NamingScreen_DeleteCharacter
	ld hl, wNamingScreenCurrNameLength
	ld a, [hl]
	cp $10
	ret nz
	dec [hl]
	call NamingScreen_GetTextCursorPosition
	ld [hl], $f2
	inc hl
	ld [hl], $4e
	ret

.finished
	call NamingScreen_StoreEntry
	ld hl, wJumptableIndex
	set 7, [hl]
	ret

.select
	ld hl, wcf64
	ld a, [hl]
	xor $1
	ld [hl], a
	jr nz, .switch_to_lowercase
	ld de, MailEntry_Uppercase
	call .PlaceMailCharset
	ret

.switch_to_lowercase
	ld de, MailEntry_Lowercase
	call .PlaceMailCharset
	ret

; called from engine/sprite_anims.asm

ComposeMail_AnimateCursor: ; 120c1 (4:60c1)
	call .GetDPad
	ld hl, SPRITEANIMSTRUCT_0D
	add hl, bc
	ld a, [hl]
	ld e, a
	swap e
	ld hl, SPRITEANIMSTRUCT_YOFFSET
	add hl, bc
	ld [hl], e
	cp $5
	ld de, .LetterEntries
	ld a, 0
	jr nz, .got_pointer
	ld de, .CaseDelEnd
	ld a, 1
.got_pointer
	ld hl, SPRITEANIMSTRUCT_0E
	add hl, bc
	add [hl]
	ld hl, SPRITEANIMSTRUCT_FRAMESET_ID
	add hl, bc
	ld [hl], a
	ld hl, SPRITEANIMSTRUCT_0C
	add hl, bc
	ld l, [hl]
	ld h, 0
	add hl, de
	ld a, [hl]
	ld hl, SPRITEANIMSTRUCT_XOFFSET
	add hl, bc
	ld [hl], a
	ret

; 120f8 (4:60f8)

.LetterEntries: ; 120f8
	db $00, $10, $20, $30, $40, $50, $60, $70, $80, $90

.CaseDelEnd: ; 12102
	db $00, $00, $00, $30, $30, $30, $60, $60, $60, $60

; 1210c

.GetDPad: ; 1210c (4:610c)
	ld hl, hJoyLast
	ld a, [hl]
	and D_UP
	jr nz, .up
	ld a, [hl]
	and D_DOWN
	jr nz, .down
	ld a, [hl]
	and D_LEFT
	jr nz, .left
	ld a, [hl]
	and D_RIGHT
	jr nz, .right
	ret

.right
	call ComposeMail_GetCursorPosition
	and a
	jr nz, .case_del_done_right
	ld hl, SPRITEANIMSTRUCT_0C
	add hl, bc
	ld a, [hl]
	cp $9
	jr nc, .wrap_around_letter_right
	inc [hl]
	ret

.wrap_around_letter_right
	ld [hl], $0
	ret

.case_del_done_right
	cp $3
	jr nz, .wrap_around_command_right
	xor a
.wrap_around_command_right
	ld e, a
	add a
	add e
	ld hl, SPRITEANIMSTRUCT_0C
	add hl, bc
	ld [hl], a
	ret

.left
	call ComposeMail_GetCursorPosition
	and a
	jr nz, .caps_del_done_left
	ld hl, SPRITEANIMSTRUCT_0C
	add hl, bc
	ld a, [hl]
	and a
	jr z, .wrap_around_letter_left
	dec [hl]
	ret

.wrap_around_letter_left
	ld [hl], $9
	ret

.caps_del_done_left
	cp $1
	jr nz, .wrap_around_command_left
	ld a, $4
.wrap_around_command_left
	dec a
	dec a
	ld e, a
	add a
	add e
	ld hl, SPRITEANIMSTRUCT_0C
	add hl, bc
	ld [hl], a
	ret

.down
	ld hl, SPRITEANIMSTRUCT_0D
	add hl, bc
	ld a, [hl]
	cp $5
	jr nc, .wrap_around_down
	inc [hl]
	ret

.wrap_around_down
	ld [hl], $0
	ret

.up
	ld hl, SPRITEANIMSTRUCT_0D
	add hl, bc
	ld a, [hl]
	and a
	jr z, .wrap_around_up
	dec [hl]
	ret

.wrap_around_up
	ld [hl], $5
	ret

NamingScreen_PressedA_GetCursorCommand: ; 12185 (4:6185)
	ld hl, wNamingScreenCursorObjectPointer
	ld c, [hl]
	inc hl
	ld b, [hl]

ComposeMail_GetCursorPosition: ; 1218b (4:618b)
	ld hl, SPRITEANIMSTRUCT_0D
	add hl, bc
	ld a, [hl]
	cp $5
	jr nz, .letter
	ld hl, SPRITEANIMSTRUCT_0C
	add hl, bc
	ld a, [hl]
	cp $3
	jr c, .case
	cp $6
	jr c, .del
	ld a, $3
	ret

.case
	ld a, $1
	ret

.del
	ld a, $2
	ret

.letter
	xor a
	ret

MailComposition_TryAddLastCharacter: ; 121ac (4:61ac)
	ld a, [wNamingScreenLastCharacter]
	jp MailComposition_TryAddCharacter

; 121b2 (4:61b2)

; unused
	ld a, [wNamingScreenCurrNameLength]
	and a
	ret z
	cp $11
	jr nz, .asm_121c3
	push hl
	ld hl, wNamingScreenCurrNameLength
	dec [hl]
	dec [hl]
	jr .asm_121c8

.asm_121c3
	push hl
	ld hl, wNamingScreenCurrNameLength
	dec [hl]

.asm_121c8
	call NamingScreen_GetTextCursorPosition
	ld c, [hl]
	pop hl
.asm_121cd
	ld a, [hli]
	cp $ff
	jp z, NamingScreen_AdvanceCursor_CheckEndOfString
	cp c
	jr z, .asm_121d9
	inc hl
	jr .asm_121cd

.asm_121d9
	ld a, [hl]
	jp NamingScreen_LoadNextCharacter

; 121dd

INCLUDE "data/mail_input_chars.asm"

; 122c1