pokecrystal/engine/items/tmhm.asm

555 lines
8.1 KiB
NASM
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

TMHMPocket:
ld a, $1
ldh [hInMenu], a
call TMHM_PocketLoop
ld a, $0
ldh [hInMenu], a
ret nc
call PlaceHollowCursor
call WaitBGMap
ld a, [wCurItem]
dec a
ld [wCurItemQuantity], a
ld hl, wTMsHMs
ld c, a
ld b, 0
add hl, bc
ld a, [hl]
ld [wItemQuantity], a
call .ConvertItemToTMHMNumber
scf
ret
.ConvertItemToTMHMNumber:
ld a, [wCurItem]
ld c, a
callfar GetNumberedTMHM
ld a, c
ld [wCurItem], a
ret
ConvertCurItemIntoCurTMHM:
ld a, [wCurItem]
ld c, a
callfar GetTMHMNumber
ld a, c
ld [wTempTMHM], a
ret
GetTMHMItemMove:
call ConvertCurItemIntoCurTMHM
predef GetTMHMMove
ret
AskTeachTMHM:
ld hl, wOptions
ld a, [hl]
push af
res NO_TEXT_SCROLL, [hl]
ld a, [wCurItem]
cp TM01
jr c, .NotTMHM
call GetTMHMItemMove
ld a, [wTempTMHM]
ld [wPutativeTMHMMove], a
call GetMoveName
call CopyName1
ld hl, BootedTMText ; Booted up a TM
ld a, [wCurItem]
cp HM01
jr c, .TM
ld hl, BootedHMText ; Booted up an HM
.TM:
call PrintText
ld hl, ContainedMoveText
call PrintText
call YesNoBox
.NotTMHM:
pop bc
ld a, b
ld [wOptions], a
ret
ChooseMonToLearnTMHM:
ld hl, wStringBuffer2
ld de, wTMHMMoveNameBackup
ld bc, MOVE_NAME_LENGTH - 1
call CopyBytes
call ClearBGPalettes
ChooseMonToLearnTMHM_NoRefresh:
farcall LoadPartyMenuGFX
farcall InitPartyMenuWithCancel
farcall InitPartyMenuGFX
ld a, PARTYMENUACTION_TEACH_TMHM
ld [wPartyMenuActionText], a
.loopback
farcall WritePartyMenuTilemap
farcall PrintPartyMenuText
call WaitBGMap
call SetPalettes
call DelayFrame
farcall PartyMenuSelect
push af
ld a, [wCurPartySpecies]
cp EGG
pop bc ; now contains the former contents of af
jr z, .egg
push bc
ld hl, wTMHMMoveNameBackup
ld de, wStringBuffer2
ld bc, MOVE_NAME_LENGTH - 1
call CopyBytes
pop af ; now contains the original contents of af
ret
.egg
push hl
push de
push bc
push af
ld de, SFX_WRONG
call PlaySFX
call WaitSFX
pop af
pop bc
pop de
pop hl
jr .loopback
TeachTMHM:
predef CanLearnTMHMMove
push bc
ld a, [wCurPartyMon]
ld hl, wPartyMonNicknames
call GetNick
pop bc
ld a, c
and a
jr nz, .compatible
push de
ld de, SFX_WRONG
call PlaySFX
pop de
ld hl, TMHMNotCompatibleText
call PrintText
jr .nope
.compatible
callfar KnowsMove
jr c, .nope
predef LearnMove
ld a, b
and a
jr z, .nope
farcall StubbedTrainerRankings_TMsHMsTaught
ld a, [wCurItem]
call IsHM
ret c
ld c, HAPPINESS_LEARNMOVE
callfar ChangeHappiness
call ConsumeTM
jr .learned_move
.nope
and a
ret
.didnt_use ; unreferenced
ld a, 2
ld [wItemEffectSucceeded], a
.learned_move
scf
ret
BootedTMText:
text_far _BootedTMText
text_end
BootedHMText:
text_far _BootedHMText
text_end
ContainedMoveText:
text_far _ContainedMoveText
text_end
TMHMNotCompatibleText:
text_far _TMHMNotCompatibleText
text_end
TMHM_PocketLoop:
xor a
ldh [hBGMapMode], a
call TMHM_DisplayPocketItems
ld a, 2
ld [w2DMenuCursorInitY], a
ld a, 7
ld [w2DMenuCursorInitX], a
ld a, 1
ld [w2DMenuNumCols], a
ld a, 5
sub d
inc a
cp 6
jr nz, .okay
dec a
.okay
ld [w2DMenuNumRows], a
ld a, $c
ld [w2DMenuFlags1], a
xor a
ld [w2DMenuFlags2], a
ld a, $20
ld [w2DMenuCursorOffsets], a
ld a, A_BUTTON | B_BUTTON | D_UP | D_DOWN | D_LEFT | D_RIGHT
ld [wMenuJoypadFilter], a
ld a, [wTMHMPocketCursor]
inc a
ld [wMenuCursorY], a
ld a, $1
ld [wMenuCursorX], a
jr TMHM_ShowTMMoveDescription
TMHM_JoypadLoop:
call TMHM_DisplayPocketItems
call StaticMenuJoypad
ld b, a
ld a, [wMenuCursorY]
dec a
ld [wTMHMPocketCursor], a
xor a
ldh [hBGMapMode], a
ld a, [w2DMenuFlags2]
bit 7, a
jp nz, TMHM_ScrollPocket
ld a, b
ld [wMenuJoypad], a
bit A_BUTTON_F, a
jp nz, TMHM_ChooseTMorHM
bit B_BUTTON_F, a
jp nz, TMHM_ExitPack
bit D_RIGHT_F, a
jp nz, TMHM_ExitPocket
bit D_LEFT_F, a
jp nz, TMHM_ExitPocket
TMHM_ShowTMMoveDescription:
call TMHM_CheckHoveringOverCancel
jp nc, TMHM_ExitPocket
hlcoord 0, 12
ld b, 4
ld c, SCREEN_WIDTH - 2
call Textbox
ld a, [wCurItem]
cp NUM_TMS + NUM_HMS + 1
jr nc, TMHM_JoypadLoop
ld [wTempTMHM], a
predef GetTMHMMove
ld a, [wTempTMHM]
ld [wCurSpecies], a
hlcoord 1, 14
call PrintMoveDescription
jp TMHM_JoypadLoop
TMHM_ChooseTMorHM:
call TMHM_PlaySFX_ReadText2
call CountTMsHMs ; This stores the count to wTempTMHM.
ld a, [wMenuCursorY]
dec a
ld b, a
ld a, [wTMHMPocketScrollPosition]
add b
ld b, a
ld a, [wTempTMHM]
cp b
jr z, _TMHM_ExitPack ; our cursor was hovering over CANCEL
TMHM_CheckHoveringOverCancel:
call TMHM_GetCurrentPocketPosition
ld a, [wMenuCursorY]
ld b, a
.loop
inc c
ld a, c
cp NUM_TMS + NUM_HMS + 1
jr nc, .okay
ld a, [hli]
and a
jr z, .loop
dec b
jr nz, .loop
ld a, c
.okay
ld [wCurItem], a
cp -1
ret
TMHM_ExitPack:
call TMHM_PlaySFX_ReadText2
_TMHM_ExitPack:
ld a, $2
ld [wMenuJoypad], a
and a
ret
TMHM_ExitPocket:
and a
ret
TMHM_ScrollPocket:
ld a, b
bit 7, a
jr nz, .skip
ld hl, wTMHMPocketScrollPosition
ld a, [hl]
and a
jp z, TMHM_JoypadLoop
dec [hl]
call TMHM_DisplayPocketItems
jp TMHM_ShowTMMoveDescription
.skip
call TMHM_GetCurrentPocketPosition
ld b, 5
.loop
inc c
ld a, c
cp NUM_TMS + NUM_HMS + 1
jp nc, TMHM_JoypadLoop
ld a, [hli]
and a
jr z, .loop
dec b
jr nz, .loop
ld hl, wTMHMPocketScrollPosition
inc [hl]
call TMHM_DisplayPocketItems
jp TMHM_ShowTMMoveDescription
TMHM_DisplayPocketItems:
ld a, [wBattleType]
cp BATTLETYPE_TUTORIAL
jp z, Tutorial_TMHMPocket
hlcoord 5, 2
lb bc, 10, 15
ld a, " "
call ClearBox
call TMHM_GetCurrentPocketPosition
ld d, $5
.loop2
inc c
ld a, c
cp NUM_TMS + NUM_HMS + 1
jr nc, .NotTMHM
ld a, [hli]
and a
jr z, .loop2
ld b, a
ld a, c
ld [wTempTMHM], a
push hl
push de
push bc
call TMHMPocket_GetCurrentLineCoord
push hl
ld a, [wTempTMHM]
cp NUM_TMS + 1
jr nc, .HM
ld de, wTempTMHM
lb bc, PRINTNUM_LEADINGZEROS | 1, 2
call PrintNum
jr .okay
.HM:
push af
sub NUM_TMS
ld [wTempTMHM], a
ld [hl], "H"
inc hl
ld de, wTempTMHM
lb bc, PRINTNUM_LEFTALIGN | 1, 2
call PrintNum
pop af
ld [wTempTMHM], a
.okay
predef GetTMHMMove
ld a, [wNamedObjectIndex]
ld [wPutativeTMHMMove], a
call GetMoveName
pop hl
ld bc, 3
add hl, bc
push hl
call PlaceString
pop hl
pop bc
ld a, c
push bc
cp NUM_TMS + 1
jr nc, .hm2
ld bc, SCREEN_WIDTH + 9
add hl, bc
ld [hl], "×"
inc hl
ld a, "0" ; why are we doing this?
pop bc
push bc
ld a, b
ld [wTempTMHM], a
ld de, wTempTMHM
lb bc, 1, 2
call PrintNum
.hm2
pop bc
pop de
pop hl
dec d
jr nz, .loop2
jr .done
.NotTMHM:
call TMHMPocket_GetCurrentLineCoord
inc hl
inc hl
inc hl
push de
ld de, TMHM_CancelString
call PlaceString
pop de
.done
ret
TMHMPocket_GetCurrentLineCoord:
hlcoord 5, 0
ld bc, 2 * SCREEN_WIDTH
ld a, 6
sub d
ld e, a
; AddNTimes
.loop
add hl, bc
dec e
jr nz, .loop
ret
PlaceMoveNameAfterTMHMName: ; unreferenced
; Similar to a part of TMHM_DisplayPocketItems.
pop hl
ld bc, 3
add hl, bc
predef GetTMHMMove
ld a, [wTempTMHM]
ld [wPutativeTMHMMove], a
call GetMoveName
push hl
call PlaceString
pop hl
ret
TMHM_CancelString:
db "CANCEL@"
TMHM_GetCurrentPocketPosition:
ld hl, wTMsHMs
ld a, [wTMHMPocketScrollPosition]
ld b, a
inc b
ld c, 0
.loop
inc c
ld a, [hli]
and a
jr z, .loop
dec b
jr nz, .loop
dec hl
dec c
ret
Tutorial_TMHMPocket:
hlcoord 9, 3
push de
ld de, TMHM_CancelString
call PlaceString
pop de
ret
TMHM_PlaySFX_ReadText2:
push de
ld de, SFX_READ_TEXT_2
call PlaySFX
pop de
ret
VerboseReceiveTMHM: ; unreferenced
call ConvertCurItemIntoCurTMHM
call .CheckHaveRoomForTMHM
ld hl, .NoRoomTMHMText
jr nc, .print
ld hl, .ReceivedTMHMText
.print
jp PrintText
.NoRoomTMHMText:
text_far _NoRoomTMHMText
text_end
.ReceivedTMHMText:
text_far _ReceivedTMHMText
text_end
.CheckHaveRoomForTMHM:
ld a, [wTempTMHM]
dec a
ld hl, wTMsHMs
ld b, 0
ld c, a
add hl, bc
ld a, [hl]
inc a
cp MAX_ITEM_STACK + 1
ret nc
ld [hl], a
ret
ConsumeTM:
call ConvertCurItemIntoCurTMHM
ld a, [wTempTMHM]
dec a
ld hl, wTMsHMs
ld b, 0
ld c, a
add hl, bc
ld a, [hl]
and a
ret z
dec a
ld [hl], a
ret nz
ld a, [wTMHMPocketScrollPosition]
and a
ret z
dec a
ld [wTMHMPocketScrollPosition], a
ret
CountTMsHMs:
ld b, 0
ld c, NUM_TMS + NUM_HMS
ld hl, wTMsHMs
.loop
ld a, [hli]
and a
jr z, .skip
inc b
.skip
dec c
jr nz, .loop
ld a, b
ld [wTempTMHM], a
ret