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include "constants.asm"
SECTION "Menu Window Functions", ROM0 [$1bf4]
PushWindow:: ; 00:1bf4
ld hl, PlaceWaitingText
ld a, $9
jp FarCall_hl
ExitMenu:: ; 00:1bfc
push af
callab _ExitMenu
call Function1c0a
pop af
ret
Function1c0a:: ; 00:1c0a
ld a, [wVramState]
bit 0, a
ret z
xor a
call OpenSRAM
hlcoord 0, 0
ld de, sSpriteBuffer0
ld bc, $168
call CopyBytes
call CloseSRAM
call OverworldTextModeSwitch
xor a
call OpenSRAM
ld hl, sSpriteBuffer0
decoord 0, 0
ld bc, $168
.asm_1c33: ; 00:1c33
ld a, [hl]
cp $61
jr c, .asm_1c39
ld [de], a
.asm_1c39: ; 00:1c39
inc hl
inc de
dec bc
ld a, c
or b
jr nz, .asm_1c33
call CloseSRAM
ret
InitVerticalMenuCursor:: ; 00:1c44
jpab _InitVerticalMenuCursor
CloseWindow:: ; 00:1c4c
push af
call ExitMenu
call WaitBGMap
call UpdateSprites
pop af
ret
Function1c58::
jpab Function24185
RestoreTileBackup:: ; 00:1c60
call MenuBoxCoord2Tile
call GetMenuBoxDims
inc b
inc c
.asm_1c68: ; 00:1c68
push bc
push hl
.asm_1c6a: ; 00:1c6a
ld a, [de]
ld [hli], a
dec de
dec c
jr nz, .asm_1c6a
pop hl
ld bc, SCREEN_WIDTH
add hl, bc
pop bc
dec b
jr nz, .asm_1c68
ret
PopWindow:: ; 00:1c7a
ld b, $10
ld de, wMenuDataHeader
.asm_1c7f: ; 00:1c7f
ld a, [hld]
ld [de], a
inc de
dec b
jr nz, .asm_1c7f
ret
GetMenuBoxDims:: ; 00:1c86
push hl
ld hl, wMenuBorderTopCoord
ld a, [hli]
ld b, a
ld a, [hli]
ld c, a
ld a, [hli]
sub b
ld b, a
ld a, [hli]
sub c
ld c, a
pop hl
ret
CopyMenuData:: ; 00:1c96
push hl
push de
push bc
push af
ld hl, wMenuDataPointer
ld a, [hli]
ld h, [hl]
ld l, a
ld de, wMenuDataFlags
ld bc, $10
call CopyBytes
pop af
pop bc
pop de
pop hl
ret
GetWindowStackTop:: ; 00:1cae
ld hl, wWindowStackPointer
ld a, [hli]
ld h, [hl]
ld l, a
inc hl
ld a, [hli]
ld h, [hl]
ld l, a
ret
PlaceVerticalMenuItems:: ; 00:1cb9
call CopyMenuData
ld hl, wMenuDataPointer
ld e, [hl]
inc hl
ld d, [hl]
call GetMenuTextStartCoord
call Coord2Tile ; hl now contains the tilemap address where we will start printing text.
inc de
ld a, [de]
inc de
ld b, a
.asm_1ccc: ; 00:1ccc
push bc
call PlaceString
inc de
ld bc, 2 * SCREEN_WIDTH
add hl, bc
pop bc
dec b
jr nz, .asm_1ccc
ld a, [wMenuDataFlags]
bit 4, a
ret z
call MenuBoxCoord2Tile
ld a, [de]
ld c, a
inc de
ld b, $0
add hl, bc
jp PlaceString
MenuBox:: ; 00:1ceb
call MenuBoxCoord2Tile
call GetMenuBoxDims
dec b
dec c
jp DrawTextBox
GetMenuTextStartCoord:: ; 00:1cf6
ld a, [wMenuBorderTopCoord]
ld b, a
inc b
ld a, [wMenuBorderLeftCoord]
ld c, a
inc c
ld a, [wMenuDataFlags]
bit 6, a
jr nz, .asm_1d08
inc b
.asm_1d08: ; 00:1d08
ld a, [wMenuDataFlags]
bit 7, a
jr z, .asm_1d10
inc c
.asm_1d10: ; 00:1d10
ret
ClearMenuBoxInterior::
call MenuBoxCoord2Tile
ld bc, SCREEN_WIDTH + 1
add hl, bc
call GetMenuBoxDims
dec b
dec c
call ClearBox
ret
ClearWholeMenuBox::
call MenuBoxCoord2Tile
call GetMenuBoxDims
inc c
inc b
call ClearBox
ret
MenuBoxCoord2Tile:: ; 00:1d2d
ld a, [wMenuBorderLeftCoord]
ld c, a
ld a, [wMenuBorderTopCoord]
ld b, a
Coord2Tile:: ; 00:1d35
xor a
ld h, a
ld l, b
ld a, c
ld b, h
ld c, l
add hl, hl
add hl, hl
add hl, bc
add hl, hl
add hl, hl
ld c, a
xor a
ld b, a
add hl, bc
bccoord 0, 0
add hl, bc
ret
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