pokecrystal/home/tilemap.asm

258 lines
3.0 KiB
NASM

BackUpTiles:: ; 1c00
callab _BackUpTiles
ret
; 1c07
ExitMenu:: ; 0x1c07
push af
callab Function243e8
pop af
ret
Function1c10:: ; 0x1c10
callab Function2446d
ret
WriteBackup:: ; 0x1c17
push af
call ExitMenu
call Function321c
call UpdateSprites
pop af
ret
RestoreTileBackup:: ; 0x1c23
call GetMemTileCoord
call .copy
call GetMemAttrCoord
call .copy
ret
; 0x1c30
.copy: ; 0x1c30
call GetMenuBoxDims
inc b
inc c
.row
push bc
push hl
.col
ld a, [de]
ld [hli], a
dec de
dec c
jr nz, .col ; 0x1c3b $fa
pop hl
ld bc, SCREEN_WIDTH
add hl, bc
pop bc
dec b
jr nz, .row ; 0x1c44 $ef
ret
Function1c47:: ; 0x1c47
ld b, $10
ld de, wcf81
.loop
ld a, [hld]
ld [de], a
inc de
dec b
jr nz, .loop ; 0x1c50 $fa
ret
GetMenuBoxDims:: ; 0x1c53
ld a, [wMenuBorderTopCoord] ; top
ld b, a
ld a, [wMenuBorderBottomCoord] ; bottom
sub b
ld b, a
ld a, [wMenuBorderLeftCoord] ; left
ld c, a
ld a, [wMenuBorderRightCoord] ; right
sub c
ld c, a
ret
; 0x1c66
Function1c66:: ; 1c66
push hl
push de
push bc
push af
ld hl, wcf86
ld a, [hli]
ld h, [hl]
ld l, a
ld de, wMenuData2Flags
ld bc, $0010
call CopyBytes
pop af
pop bc
pop de
pop hl
ret
; 1c7e
Function1c7e:: ; 1c7e
ld hl, wcf71
ld a, [hli]
ld h, [hl]
ld l, a
inc hl
ld a, [hli]
ld h, [hl]
ld l, a
ret
; 1c89
Function1c89:: ; 1c89
call Function1c66
ld hl, wcf86
ld e, [hl]
inc hl
ld d, [hl]
call Function1cc6
call GetTileCoord
inc de
ld a, [de]
inc de
ld b, a
.asm_1c9c
push bc
call PlaceString
inc de
ld bc, $0028
add hl, bc
pop bc
dec b
jr nz, .asm_1c9c
ld a, [wMenuData2Flags]
bit 4, a
ret z
call GetMemTileCoord
ld a, [de]
ld c, a
inc de
ld b, $0
add hl, bc
jp PlaceString
; 1cbb
MenuBox:: ; 1cbb
call GetMemTileCoord
call GetMenuBoxDims
dec b
dec c
jp TextBox
; 1cc6
Function1cc6:: ; 1cc6
ld a, [wMenuBorderTopCoord]
ld b, a
inc b
ld a, [wMenuBorderLeftCoord]
ld c, a
inc c
ld a, [wMenuData2Flags]
bit 6, a
jr nz, .asm_1cd8
inc b
.asm_1cd8
ld a, [wMenuData2Flags]
bit 7, a
jr z, .asm_1ce0
inc c
.asm_1ce0
ret
; 1ce1
Function1ce1:: ; 1ce1
call GetMemTileCoord
lb bc, 0, 21
add hl, bc
call GetMenuBoxDims
dec b
dec c
call ClearBox
ret
; 1cf1
Function1cf1:: ; 1cf1
call GetMemTileCoord
call GetMenuBoxDims
inc c
inc b
call ClearBox
ret
; 1cfd
GetMemTileCoord:: ; 1cfd
ld a, [wMenuBorderLeftCoord]
ld c, a
ld a, [wMenuBorderTopCoord]
ld b, a
; 1d05
GetTileCoord:: ; 1d05
; Return the address of TileMap(c, b) in hl.
xor a
ld h, a
ld l, b
ld a, c
ld b, h
ld c, l
rept 2
add hl, hl
endr
add hl, bc
rept 2
add hl, hl
endr
ld c, a
xor a
ld b, a
add hl, bc
bccoord 0, 0
add hl, bc
ret
; 1d19
GetMemAttrCoord:: ; 1d19
ld a, [wMenuBorderLeftCoord]
ld c, a
ld a, [wMenuBorderTopCoord]
ld b, a
GetAttrCoord:: ; 1d21
; Return the address of AttrMap(c, b) in hl.
xor a
ld h, a
ld l, b
ld a, c
ld b, h
ld c, l
rept 2
add hl, hl
endr
add hl, bc
rept 2
add hl, hl
endr
ld c, a
xor a
ld b, a
add hl, bc
bccoord 0, 0, AttrMap
add hl, bc
ret
; 1d35