shithub: pokecrystal

ref: 999c804f6f8de0be13d312af9165c99e005a25d1
dir: /engine/timeset.asm/

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InitClock: ; 90672 (24:4672)
; Ask the player to set the time.
	ld a, [hInMenu]
	push af
	ld a, $1
	ld [hInMenu], a

	ld a, $0
	ld [wSpriteUpdatesEnabled], a
	ld a, $10
	ld [MusicFade], a
	ld a, MUSIC_NONE % $100
	ld [MusicFadeIDLo], a
	ld a, MUSIC_NONE / $100
	ld [MusicFadeIDHi], a
	ld c, 8
	call DelayFrames
	call RotateFourPalettesLeft
	call ClearTileMap
	call ClearSprites
	ld b, SCGB_DIPLOMA
	call GetSGBLayout
	xor a
	ld [hBGMapMode], a
	call LoadStandardFont
	ld de, GFX_908fb
	ld hl, VTiles2 tile $00
	lb bc, BANK(GFX_908fb), 1
	call Request1bpp
	ld de, GFX_90903
	ld hl, VTiles2 tile $01
	lb bc, BANK(GFX_90903), 1
	call Request1bpp
	ld de, GFX_9090b
	ld hl, VTiles2 tile $02
	lb bc, BANK(GFX_9090b), 1
	call Request1bpp
	call .ClearScreen
	call WaitBGMap
	call RotateFourPalettesRight
	ld hl, Text_WokeUpOak
	call PrintText
	ld hl, wc608
	ld bc, 50
	xor a
	call ByteFill
	ld a, $a
	ld [wInitHourBuffer], a

.loop
	ld hl, Text_WhatTimeIsIt
	call PrintText
	hlcoord 3, 7
	ld b, 2
	ld c, 15
	call TextBox
	hlcoord 11, 7
	ld [hl], $1
	hlcoord 11, 10
	ld [hl], $2
	hlcoord 4, 9
	call DisplayHourOClock
	ld c, 10
	call DelayFrames

.SetHourLoop:
	call JoyTextDelay
	call SetHour
	jr nc, .SetHourLoop

	ld a, [wInitHourBuffer]
	ld [StringBuffer2 + 1], a
	call .ClearScreen
	ld hl, Text_WhatHrs
	call PrintText
	call YesNoBox
	jr nc, .HourIsSet
	call .ClearScreen
	jr .loop

.HourIsSet:
	ld hl, Text_HowManyMinutes
	call PrintText
	hlcoord 11, 7
	lb bc, 2, 7
	call TextBox
	hlcoord 15, 7
	ld [hl], $1
	hlcoord 15, 10
	ld [hl], $2
	hlcoord 12, 9
	call DisplayMinutesWithMinString
	ld c, 10
	call DelayFrames

.SetMinutesLoop:
	call JoyTextDelay
	call SetMinutes
	jr nc, .SetMinutesLoop

	ld a, [BattleMonNick + 5]
	ld [StringBuffer2 + 2], a
	call .ClearScreen
	ld hl, Text_WhoaMins
	call PrintText
	call YesNoBox
	jr nc, .MinutesAreSet
	call .ClearScreen
	jr .HourIsSet

.MinutesAreSet:
	call SetTimeOfDay
	ld hl, OakText_ResponseToSetTime
	call PrintText
	call WaitPressAorB_BlinkCursor
	pop af
	ld [hInMenu], a
	ret

.ClearScreen: ; 90783 (24:4783)
	xor a
	ld [hBGMapMode], a
	hlcoord 0, 0
	ld bc, SCREEN_HEIGHT * SCREEN_WIDTH
	xor a
	call ByteFill
	ld a, $1
	ld [hBGMapMode], a
	ret

SetHour: ; 90795 (24:4795)
	ld a, [hJoyPressed]
	and A_BUTTON
	jr nz, .Confirm

	ld hl, hJoyLast
	ld a, [hl]
	and D_UP
	jr nz, .up
	ld a, [hl]
	and D_DOWN
	jr nz, .down
	call DelayFrame
	and a
	ret

.down
	ld hl, wInitHourBuffer
	ld a, [hl]
	and a
	jr nz, .DecreaseThroughMidnight
	ld a, 23 + 1
.DecreaseThroughMidnight:
	dec a
	ld [hl], a
	jr .okay

.up
	ld hl, wInitHourBuffer
	ld a, [hl]
	cp 23
	jr c, .AdvanceThroughMidnight
	ld a, -1
.AdvanceThroughMidnight:
	inc a
	ld [hl], a

.okay
	hlcoord 4, 9
	ld a, " "
	ld bc, 15
	call ByteFill
	hlcoord 4, 9
	call DisplayHourOClock
	call WaitBGMap
	and a
	ret

.Confirm:
	scf
	ret

DisplayHourOClock: ; 907de (24:47de)
	push hl
	ld a, [wInitHourBuffer]
	ld c, a
	ld e, l
	ld d, h
	call PrintHour
	inc hl
	ld de, String_oclock
	call PlaceString
	pop hl
	ret
; 907f1 (24:47f1)

UnreferencedFunction907f1: ; 907f1
	ld h, d
	ld l, e
	push hl
	call DisplayHourOClock
	pop de
	inc de
	inc de
	ld a, ":"
	ld [de], a
	inc de
	push de
	ld hl, 3
	add hl, de
	ld a, [de]
	inc de
	ld [hli], a
	ld a, [de]
	ld [hl], a
	pop hl
	call DisplayMinutesWithMinString
	inc hl
	inc hl
	inc hl
	ret
; 90810

SetMinutes: ; 90810 (24:4810)
	ld a, [hJoyPressed]
	and A_BUTTON
	jr nz, .a_button
	ld hl, hJoyLast
	ld a, [hl]
	and D_UP
	jr nz, .d_up
	ld a, [hl]
	and D_DOWN
	jr nz, .d_down
	call DelayFrame
	and a
	ret

.d_down
	ld hl, BattleMonNick + 5
	ld a, [hl]
	and a
	jr nz, .decrease
	ld a, 59 + 1
.decrease
	dec a
	ld [hl], a
	jr .finish_dpad

.d_up
	ld hl, BattleMonNick + 5
	ld a, [hl]
	cp 59
	jr c, .increase
	ld a, -1
.increase
	inc a
	ld [hl], a
.finish_dpad
	hlcoord 12, 9
	ld a, " "
	ld bc, 7
	call ByteFill
	hlcoord 12, 9
	call DisplayMinutesWithMinString
	call WaitBGMap
	and a
	ret
.a_button
	scf
	ret

DisplayMinutesWithMinString: ; 90859 (24:4859)
	ld de, BattleMonNick + 5
	call PrintTwoDigitNumberRightAlign
	inc hl
	ld de, String_min
	call PlaceString
	ret

PrintTwoDigitNumberRightAlign: ; 90867 (24:4867)
	push hl
	ld a, " "
	ld [hli], a
	ld [hl], a
	pop hl
	lb bc, PRINTNUM_RIGHTALIGN | 1, 2
	call PrintNum
	ret
; 90874 (24:4874)

Text_WokeUpOak: ; 0x90874
	; Zzz… Hm? Wha…? You woke me up! Will you check the clock for me?
	text_jump UnknownText_0x1bc29c
	db "@"
; 0x90879

Text_WhatTimeIsIt: ; 0x90879
	; What time is it?
	text_jump UnknownText_0x1bc2eb
	db "@"
; 0x9087e

String_oclock:
	db "o'clock@"
; 90886

Text_WhatHrs: ; 0x90886
	; What?@ @
	text_jump UnknownText_0x1bc2fd
	start_asm
	hlcoord 1, 16
	call DisplayHourOClock
	ld hl, .QuestionMark
	ret
; 90895 (24:4895)

.QuestionMark: ; 0x90895
	; ?
	text_jump UnknownText_0x1bc305
	db "@"
; 0x9089a

Text_HowManyMinutes: ; 0x9089a
	; How many minutes?
	text_jump UnknownText_0x1bc308
	db "@"
; 0x9089f

String_min:
	db "min.@"
; 908a4

Text_WhoaMins: ; 0x908a4
	; Whoa!@ @
	text_jump UnknownText_0x1bc31b
	start_asm
	hlcoord 7, 14
	call DisplayMinutesWithMinString
	ld hl, .QuestionMark
	ret
; 908b3 (24:48b3)

.QuestionMark: ; 0x908b3
	; ?
	text_jump UnknownText_0x1bc323
	db "@"
; 0x908b8

OakText_ResponseToSetTime: ; 0x908b8
	start_asm
	decoord 1, 14
	ld a, [wInitHourBuffer]
	ld c, a
	call PrintHour
	ld [hl], ":"
	inc hl
	ld de, BattleMonNick + 5
	lb bc, PRINTNUM_LEADINGZEROS | 1, 2
	call PrintNum
	ld b, h
	ld c, l
	ld a, [wInitHourBuffer]
	cp 4
	jr c, .NITE
	cp 11
	jr c, .MORN
	cp 18
	jr c, .DAY
.NITE:
	ld hl, .sodark
	ret
.MORN:
	ld hl, .overslept
	ret
.DAY:
	ld hl, .yikes
	ret
; 908ec (24:48ec)

.overslept ; 0x908ec
	; ! I overslept!
	text_jump UnknownText_0x1bc326
	db "@"
; 0x908f1

.yikes ; 0x908f1
	; ! Yikes! I over- slept!
	text_jump UnknownText_0x1bc336
	db "@"
; 0x908f6

.sodark ; 0x908f6
	; ! No wonder it's so dark!
	text_jump UnknownText_0x1bc34f
	db "@"
; 0x908fb

GFX_908fb: ; 908fb
INCBIN "gfx/unknown/0908fb.1bpp"
GFX_90903: ; 90903
INCBIN "gfx/unknown/090903.1bpp"
GFX_9090b: ; 9090b
INCBIN "gfx/unknown/09090b.1bpp"
; 90913

Special_SetDayOfWeek: ; 90913
	ld a, [hInMenu]
	push af
	ld a, $1
	ld [hInMenu], a
	ld de, GFX_90903
	ld hl, VTiles1 tile $6f
	lb bc, BANK(GFX_90903), 1
	call Request1bpp
	ld de, GFX_9090b
	ld hl, VTiles1 tile $75
	lb bc, BANK(GFX_9090b), 1
	call Request1bpp
	xor a
	ld [wTempDayOfWeek], a
.loop
	hlcoord 0, 12
	lb bc, 4, 18
	call TextBox
	call LoadStandardMenuDataHeader
	ld hl, .WhatDayIsItText
	call PrintText
	hlcoord 9, 3
	ld b, 2
	ld c, 9
	call TextBox
	hlcoord 14, 3
	ld [hl], "♂" ; gets overwritten with special up arrow
	hlcoord 14, 6
	ld [hl], "♀" ; gets overwritten with special down arrow
	hlcoord 10, 5
	call .PlaceWeekdayString
	call ApplyTilemap
	ld c, 10
	call DelayFrames
.loop2
	call JoyTextDelay
	call .GetJoypadAction
	jr nc, .loop2
	call ExitMenu
	call UpdateSprites
	ld hl, .ConfirmWeekdayText
	call PrintText
	call YesNoBox
	jr c, .loop
	ld a, [wTempDayOfWeek]
	ld [StringBuffer2], a
	call SetDayOfWeek
	call LoadStandardFont
	pop af
	ld [hInMenu], a
	ret
; 90993

.GetJoypadAction: ; 90993
	ld a, [hJoyPressed]
	and A_BUTTON
	jr z, .not_A
	scf
	ret

.not_A
	ld hl, hJoyLast
	ld a, [hl]
	and D_UP
	jr nz, .d_up
	ld a, [hl]
	and D_DOWN
	jr nz, .d_down
	call DelayFrame
	and a
	ret

.d_down
	ld hl, wTempDayOfWeek
	ld a, [hl]
	and a
	jr nz, .decrease
	ld a, 6 + 1

.decrease
	dec a
	ld [hl], a
	jr .finish_dpad

.d_up
	ld hl, wTempDayOfWeek
	ld a, [hl]
	cp 6
	jr c, .increase
	ld a, 0 - 1

.increase
	inc a
	ld [hl], a

.finish_dpad
	xor a
	ld [hBGMapMode], a
	hlcoord 10, 4
	ld b, 2
	ld c, 9
	call ClearBox
	hlcoord 10, 5
	call .PlaceWeekdayString
	call WaitBGMap
	and a
	ret
; 909de

.PlaceWeekdayString: ; 909de
	push hl
	ld a, [wTempDayOfWeek]
	ld e, a
	ld d, 0
	ld hl, .WeekdayStrings
	add hl, de
	add hl, de
	ld a, [hli]
	ld d, [hl]
	ld e, a
	pop hl
	call PlaceString
	ret
; 909f2

.WeekdayStrings: ; 909f2
	dw .Sunday
	dw .Monday
	dw .Tuesday
	dw .Wednesday
	dw .Thursday
	dw .Friday
	dw .Saturday
	dw .Sunday

.Sunday:    db " SUNDAY@"
.Monday:    db " MONDAY@"
.Tuesday:   db " TUESDAY@"
.Wednesday: db "WEDNESDAY@"
.Thursday:  db "THURSDAY@"
.Friday:    db " FRIDAY@"
.Saturday:  db "SATURDAY@"


.WhatDayIsItText: ; 0x90a3f
	; What day is it?
	text_jump UnknownText_0x1bc369
	db "@"
; 0x90a44

.ConfirmWeekdayText: ; 0x90a44
	start_asm
	hlcoord 1, 14
	call .PlaceWeekdayString
	ld hl, .IsIt
	ret
; 90a4f (24:4a4f)

.IsIt: ; 0x90a4f
	; , is it?
	text_jump UnknownText_0x1bc37a
	db "@"
; 0x90a54

Special_InitialSetDSTFlag: ; 90a54
	ld a, [wDST]
	set 7, a
	ld [wDST], a
	hlcoord 1, 14
	lb bc, 3, 18
	call ClearBox
	ld hl, .Text
	call PlaceHLTextAtBC
	ret
; 90a6c

.Text: ; 90a6c
	start_asm
	call UpdateTime
	ld a, [hHours]
	ld b, a
	ld a, [hMinutes]
	ld c, a
	decoord 1, 14
	callba PrintHoursMins
	ld hl, .DSTIsThatOK
	ret
; 90a83 (24:4a83)

.DSTIsThatOK: ; 0x90a83
	; DST, is that OK?
	text_jump Text_DSTIsThatOK
	db "@"
; 0x90a88

Special_InitialClearDSTFlag: ; 90a88
	ld a, [wDST]
	res 7, a
	ld [wDST], a
	hlcoord 1, 14
	lb bc, 3, 18
	call ClearBox
	ld hl, .Text
	call PlaceHLTextAtBC
	ret
; 90aa0

.Text: ; 90aa0
	start_asm
	call UpdateTime
	ld a, [hHours]
	ld b, a
	ld a, [hMinutes]
	ld c, a
	decoord 1, 14
	callba PrintHoursMins
	ld hl, .IsThatOK
	ret
; 90ab7

.IsThatOK: ; 0x90ab7
	; , is that OK?
	text_jump UnknownText_0x1c5ff1
	db "@"
; 0x90abc

DebugDisplayTime: ; 90abc
	hlcoord 1, 14
	lb bc, 3, SCREEN_WIDTH - 2
	call ClearBox
	ld hl, .Text
	call PlaceHLTextAtBC
	ret
; 90acc

.Text: ; 0x90acc
	start_asm
	call UpdateTime

	hlcoord 1, 14
	ld [hl], "R"
	inc hl
	ld [hl], "T"
	inc hl
	ld [hl], " "
	inc hl

	ld de, hRTCDayLo
	call .PrintTime

	hlcoord 1, 16
	ld [hl], "D"
	inc hl
	ld [hl], "F"
	inc hl
	ld [hl], " "
	inc hl

	ld de, StartDay
	call .PrintTime

	ld [hl], " "
	inc hl

	ld a, [wDST]
	bit 7, a
	jr z, .off

	ld [hl], "O"
	inc hl
	ld [hl], "N"
	inc hl
	jr .done

.off
	ld [hl], "O"
	inc hl
	ld [hl], "F"
	inc hl
	ld [hl], "F"
	inc hl

.done
	ld hl, .NowOnDebug
	ret
; 90b13

.NowOnDebug: ; 0x90b13
	text "<PARA>Now on DEBUG…"
	prompt
; 0x90b23

.PrintTime: ; 90b23
	lb bc, 1, 3
	call PrintNum
	ld [hl], "."
	inc hl
	inc de
	lb bc, PRINTNUM_LEADINGZEROS | 1, 2
	call PrintNum
	ld [hl], ":"
	inc hl
	inc de
	lb bc, PRINTNUM_LEADINGZEROS | 1, 2
	call PrintNum
	ret
; 90b3e

PrintHour: ; 90b3e (24:4b3e)
	ld l, e
	ld h, d
	push bc
	call GetTimeOfDayString
	call PlaceString
	ld l, c
	ld h, b
	inc hl
	pop bc
	call AdjustHourForAMorPM
	ld [wd265], a
	ld de, wd265
	call PrintTwoDigitNumberRightAlign
	ret

GetTimeOfDayString: ; 90b58 (24:4b58)
	ld a, c
	cp 4
	jr c, .nite
	cp 10
	jr c, .morn
	cp 18
	jr c, .day
.nite
	ld de, .NITE
	ret
.morn
	ld de, .MORN
	ret
.day
	ld de, .DAY
	ret
; 90b71 (24:4b71)

.NITE: db "NITE@"
.MORN: db "MORN@"
.DAY: db "DAY@"
; 90b7f

AdjustHourForAMorPM:
; Convert the hour stored in c (0-23) to a 1-12 value
	ld a, c
	or a
	jr z, .midnight
	cp 12
	ret c
	ret z
	sub 12
	ret

.midnight
	ld a, 12
	ret