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include "constants.asm"
SECTION "Window related functions", ROM0 [$1E58]
OpenMenu:: ; 00:1e58
call Function1c96
call GetMenuIndexSet
push de
ld a, [wMenuCursorBuffer]
push af
call Function1e8a
pop af
ld [wMenuCursorBuffer], a
call AutomaticGetMenuBottomCoord
call Function1bf4
call Function1ceb
pop de
call GetMenuIndexSet
push de
call RunMenuItemPrintingFunction
ld a, $1
ldh [hBGMapMode], a
call Function17a8
call GetMenuIndexSet
pop de
call Function1f27
ret
Function1e8a:: ; 00:1e8a
xor a
ldh [hBGMapMode], a
xor a
call OpenSRAM
call Function1cae
ld a, l
ld [wWindowStackPointer], a
ld a, h
ld [wWindowStackPointer + 1], a
call Function1c7a
ld d, h
ld e, l
call Function1c60
call CloseSRAM
ld hl, wWindowStackSize
dec [hl]
ret
AutomaticGetMenuBottomCoord:: ; 00:1eac
ld a, [wMenuBorderLeftCoord]
ld c, a
ld a, [wMenuBorderRightCoord]
sub c
ld c, a
ld a, [wMenuDataItems]
add a
inc a
ld b, a
ld a, [wMenuBorderTopCoord]
add b
ld [wMenuBorderBottomCoord], a
ret
GetMenuIndexSet:: ; 00:1ec3
ld hl, wMenuDataIndicesPointer
ld a, [hli]
ld h, [hl]
ld l, a
ld a, [wWhichIndexSet]
and a
jr z, .asm_1ed9
ld b, a
ld c, -1
.asm_1ed2: ; 00:1ed2
ld a, [hli]
cp c
jr nz, .asm_1ed2
dec b
jr nz, .asm_1ed2
.asm_1ed9: ; 00:1ed9
ld d, h
ld e, l
inc hl
ld c, $ff
.asm_1ede: ; 00:1ede
inc c
ld a, [hli]
cp $ff
jr nz, .asm_1ede
ld a, c
ld [wMenuDataItems], a
ret
Function1ee9:: ; 1ee9
call Function1d2d
call Function1c86
ld a, [wMenuDataItems]
add a
cp b
jr nc, .asm_1ef9
ld b, a
dec c
ret
.asm_1ef9: ; 00:1ef9
ld a, b
srl a
dec a
ld [wMenuDataItems], a
dec c
ret
RunMenuItemPrintingFunction:: ; 00:1f02
call Function1d2d
ld bc, 2 * SCREEN_WIDTH + 2
add hl, bc
.asm_1f09: ; 00:1f09
inc de
ld a, [de]
cp -1
ret z
ld [wMenuSelection], a
push de
push hl
ld d, h
ld e, l
ld hl, wMenuDataDisplayFunctionPointer
call ._hl_
pop hl
ld de, 2 * SCREEN_WIDTH
add hl, de
pop de
jr .asm_1f09
._hl_:
ld a, [hli]
ld h, [hl]
ld l, a
jp hl
Function1f27:: ; 00:1f27
; Combines Crystal functions "InitMenuCursorAndButtonPermissions" and "GetStaticMenuJoypad"
push de
call Function1c44
ld hl, wMenuJoypadFilter
ld a, [wMenuData2]
bit 3, a
jr z, .asm_1f37
set 3, [hl]
.asm_1f37: ; 00:1f37
bit 2, a
jr z, .asm_1f3f
ld a, [hl]
or D_LEFT | D_RIGHT
ld [hl], a
.asm_1f3f: ; 00:1f3f
call Function1a7c
pop de
bit 0, a
jr nz, .asm_1f66
bit 1, a
jr nz, .asm_1f7e
bit 3, a
jr nz, .asm_1f7e
bit 4, a
jr nz, .asm_1f58
bit 5, a
jr nz, .asm_1f5f
ret
.asm_1f58: ; 00:1f58
ld a, D_RIGHT
ld [wMenuJoypad], a
jr .asm_1f6b
.asm_1f5f: ; 00:1f5f
ld a, D_LEFT
ld [wMenuJoypad], a
jr .asm_1f6b
.asm_1f66: ; 00:1f66
ld a, A_BUTTON
ld [wMenuJoypad], a
.asm_1f6b: ; 00:1f6b
ld a, [wMenuCursorY]
ld l, a
ld h, $0
add hl, de
ld a, [hl]
ld [wMenuSelection], a
ld a, [wMenuCursorY]
ld [wMenuCursorBuffer], a
and a
ret
.asm_1f7e: ; 00:1f7e
ld a, B_BUTTON
ld [wMenuJoypad], a
ld a, -1
ld [wMenuSelection], a
scf
ret
PlaceMenuStrings::
push de
ld hl, wMenuDataPointerTableAddr
ld a, [hli]
ld h, [hl]
ld l, a
ld a, [wMenuSelection]
call GetNthString
ld d, h
ld e, l
pop hl
call PlaceString
ret
ClearWindowData:: ; 00:1f9e
ld hl, wWindowStackPointer
call .bytefill
ld hl, wMenuDataHeader
call .bytefill
ld hl, wMenuData2
call .bytefill
ld hl, wMenuData3
call .bytefill
xor a
call OpenSRAM
xor a
ld hl, sWindowStackTop + 1
ld [hld], a
ld [hld], a
ld a, l
ld [wWindowStackPointer], a
ld a, h
ld [wWindowStackPointer + 1], a
call CloseSRAM
ret
.bytefill: ; 00:1fcc
ld bc, 16
xor a
call ByteFill
ret
RefreshScreen::
call ClearWindowData
ldh a, [hROMBank]
push af
ld a, BANK(ReanchorBGMap_NoOAMUpdate) ; and BANK(LoadFonts_NoOAMUpdate)
call Bankswitch
call ReanchorBGMap_NoOAMUpdate
call LoadFonts_NoOAMUpdate
pop af
call Bankswitch
ret
Function1fea::
call Function3171
call ClearWindowData
call Function202c
ret
|
