mirror of https://github.com/pret/pokecrystal.git
146 lines
2.3 KiB
NASM
146 lines
2.3 KiB
NASM
_SwitchPartyMons:
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ld a, [wSwitchMon]
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dec a
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ld [wSwitchMonFrom], a
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ld b, a
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ld a, [wMenuCursorY]
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dec a
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ld [wSwitchMonTo], a
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cp b
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jr z, .skip
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call .SwapMonAndMail
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ld a, [wSwitchMonFrom]
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call .ClearSprite
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ld a, [wSwitchMonTo]
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call .ClearSprite
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.skip
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ret
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.ClearSprite:
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push af
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hlcoord 0, 1
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ld bc, 2 * SCREEN_WIDTH
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call AddNTimes
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ld bc, 2 * SCREEN_WIDTH
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ld a, " "
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call ByteFill
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pop af
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ld hl, wVirtualOAMSprite00
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ld bc, 4 * SPRITEOAMSTRUCT_LENGTH
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call AddNTimes
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ld de, SPRITEOAMSTRUCT_LENGTH
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ld c, 4
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.gfx_loop
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ld [hl], SCREEN_WIDTH_PX ; y (off-screen)
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add hl, de
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dec c
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jr nz, .gfx_loop
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ld de, SFX_SWITCH_POKEMON
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call WaitPlaySFX
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ret
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.SwapMonAndMail:
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push hl
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push de
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push bc
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ld bc, wPartySpecies
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ld a, [wSwitchMonTo]
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ld l, a
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ld h, 0
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add hl, bc
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ld d, h
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ld e, l
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ld a, [wSwitchMonFrom]
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ld l, a
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ld h, 0
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add hl, bc
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ld a, [hl]
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push af
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ld a, [de]
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ld [hl], a
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pop af
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ld [de], a
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ld a, [wSwitchMonTo]
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ld hl, wPartyMon1Species
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ld bc, PARTYMON_STRUCT_LENGTH
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call AddNTimes
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push hl
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ld de, wSwitchMonBuffer
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ld bc, PARTYMON_STRUCT_LENGTH
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call CopyBytes
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ld a, [wSwitchMonFrom]
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ld hl, wPartyMon1
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ld bc, PARTYMON_STRUCT_LENGTH
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call AddNTimes
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pop de
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push hl
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ld bc, PARTYMON_STRUCT_LENGTH
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call CopyBytes
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pop de
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ld hl, wSwitchMonBuffer
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ld bc, PARTYMON_STRUCT_LENGTH
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call CopyBytes
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ld a, [wSwitchMonTo]
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ld hl, wPartyMonOTs
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call SkipNames
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push hl
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call .CopyNameToSwitchMonBuffer
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ld a, [wSwitchMonFrom]
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ld hl, wPartyMonOTs
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call SkipNames
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pop de
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push hl
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call .CopyName
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pop de
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ld hl, wSwitchMonBuffer
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call .CopyName
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ld hl, wPartyMonNicknames
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ld a, [wSwitchMonTo]
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call SkipNames
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push hl
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call .CopyNameToSwitchMonBuffer
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ld hl, wPartyMonNicknames
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ld a, [wSwitchMonFrom]
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call SkipNames
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pop de
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push hl
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call .CopyName
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pop de
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ld hl, wSwitchMonBuffer
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call .CopyName
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ld hl, sPartyMail
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ld a, [wSwitchMonTo]
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ld bc, MAIL_STRUCT_LENGTH
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call AddNTimes
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push hl
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ld de, wSwitchMonBuffer
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ld bc, MAIL_STRUCT_LENGTH
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ld a, BANK(sPartyMail)
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call OpenSRAM
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call CopyBytes
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ld hl, sPartyMail
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ld a, [wSwitchMonFrom]
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ld bc, MAIL_STRUCT_LENGTH
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call AddNTimes
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pop de
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push hl
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ld bc, MAIL_STRUCT_LENGTH
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call CopyBytes
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pop de
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ld hl, wSwitchMonBuffer
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ld bc, MAIL_STRUCT_LENGTH
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call CopyBytes
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call CloseSRAM
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pop bc
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pop de
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pop hl
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ret
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.CopyNameToSwitchMonBuffer:
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ld de, wSwitchMonBuffer
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.CopyName:
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ld bc, NAME_LENGTH
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call CopyBytes
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ret
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