mirror of https://github.com/pret/pokecrystal.git
544 lines
8.2 KiB
NASM
Executable File
544 lines
8.2 KiB
NASM
Executable File
_InitScrollingMenu:: ; 245af
|
|
xor a
|
|
ld [wMenuJoypad], a
|
|
ld [hBGMapMode], a
|
|
inc a
|
|
ld [hInMenu], a
|
|
call InitScrollingMenuCursor
|
|
call ScrollingMenu_InitFlags
|
|
call ScrollingMenu_ValidateSwitchItem
|
|
call ScrollingMenu_InitDisplay
|
|
call ApplyTilemap
|
|
xor a
|
|
ld [hBGMapMode], a
|
|
ret
|
|
; 245cb
|
|
|
|
_ScrollingMenu:: ; 245cb
|
|
.loop
|
|
call ScrollingMenuJoyAction
|
|
jp c, .exit
|
|
call z, .zero
|
|
jr .loop
|
|
; 245d6
|
|
|
|
.exit ; 245d6
|
|
call MenuClickSound
|
|
ld [wMenuJoypad], a
|
|
ld a, 0
|
|
ld [hInMenu], a
|
|
ret
|
|
; 245e1
|
|
|
|
.zero ; 245e1
|
|
call ScrollingMenu_InitDisplay
|
|
ld a, 1
|
|
ld [hBGMapMode], a
|
|
ld c, 3
|
|
call DelayFrames
|
|
xor a
|
|
ld [hBGMapMode], a
|
|
ret
|
|
; 245f1
|
|
|
|
ScrollingMenu_InitDisplay: ; 245f1
|
|
xor a
|
|
ld [hBGMapMode], a
|
|
ld hl, Options
|
|
ld a, [hl]
|
|
push af
|
|
set NO_TEXT_SCROLL, [hl]
|
|
call ScrollingMenu_UpdateDisplay
|
|
call ScrollingMenu_PlaceCursor
|
|
call ScrollingMenu_CheckCallFunction3
|
|
pop af
|
|
ld [Options], a
|
|
ret
|
|
; 24609
|
|
|
|
ScrollingMenuJoyAction: ; 24609
|
|
.loop
|
|
call ScrollingMenuJoypad
|
|
ld a, [hJoyLast]
|
|
and D_PAD
|
|
ld b, a
|
|
ld a, [hJoyPressed]
|
|
and BUTTONS
|
|
or b
|
|
bit A_BUTTON_F, a
|
|
jp nz, .a_button
|
|
bit B_BUTTON_F, a
|
|
jp nz, .b_button
|
|
bit SELECT_F, a
|
|
jp nz, .select
|
|
bit START_F, a
|
|
jp nz, .start
|
|
bit D_RIGHT_F, a
|
|
jp nz, .d_right
|
|
bit D_LEFT_F, a
|
|
jp nz, .d_left
|
|
bit D_UP_F, a
|
|
jp nz, .d_up
|
|
bit D_DOWN_F, a
|
|
jp nz, .d_down
|
|
jr .loop
|
|
; 24640
|
|
|
|
.unreferenced ; unused
|
|
ld a, -1
|
|
and a
|
|
ret
|
|
; 24644
|
|
|
|
.a_button ; 24644
|
|
call PlaceHollowCursor
|
|
ld a, [wMenuCursorY]
|
|
dec a
|
|
call ScrollingMenu_GetListItemCoordAndFunctionArgs
|
|
ld a, [MenuSelection]
|
|
ld [CurItem], a
|
|
ld a, [MenuSelectionQuantity]
|
|
ld [wItemQuantityBuffer], a
|
|
call ScrollingMenu_GetCursorPosition
|
|
dec a
|
|
ld [wScrollingMenuCursorPosition], a
|
|
ld [CurItemQuantity], a
|
|
ld a, [MenuSelection]
|
|
cp -1
|
|
jr z, .b_button
|
|
ld a, A_BUTTON
|
|
scf
|
|
ret
|
|
; 2466f
|
|
|
|
.b_button ; 2466f
|
|
ld a, B_BUTTON
|
|
scf
|
|
ret
|
|
; 24673
|
|
|
|
.select ; 24673
|
|
ld a, [wMenuData2Flags]
|
|
bit 7, a
|
|
jp z, xor_a_dec_a
|
|
ld a, [wMenuCursorY]
|
|
dec a
|
|
call ScrollingMenu_GetListItemCoordAndFunctionArgs
|
|
ld a, [MenuSelection]
|
|
cp -1
|
|
jp z, xor_a_dec_a
|
|
call ScrollingMenu_GetCursorPosition
|
|
dec a
|
|
ld [wScrollingMenuCursorPosition], a
|
|
ld a, SELECT
|
|
scf
|
|
ret
|
|
; 24695
|
|
|
|
.start ; 24695
|
|
ld a, [wMenuData2Flags]
|
|
bit 6, a
|
|
jp z, xor_a_dec_a
|
|
ld a, START
|
|
scf
|
|
ret
|
|
; 246a1
|
|
|
|
.d_left ; 246a1
|
|
ld hl, w2DMenuFlags2
|
|
bit 7, [hl]
|
|
jp z, xor_a_dec_a
|
|
ld a, [wMenuData2Flags]
|
|
bit 3, a
|
|
jp z, xor_a_dec_a
|
|
ld a, D_LEFT
|
|
scf
|
|
ret
|
|
; 246b5
|
|
|
|
.d_right ; 246b5
|
|
ld hl, w2DMenuFlags2
|
|
bit 7, [hl]
|
|
jp z, xor_a_dec_a
|
|
ld a, [wMenuData2Flags]
|
|
bit 2, a
|
|
jp z, xor_a_dec_a
|
|
ld a, D_RIGHT
|
|
scf
|
|
ret
|
|
; 246c9
|
|
|
|
.d_up ; 246c9
|
|
ld hl, w2DMenuFlags2
|
|
bit 7, [hl]
|
|
jp z, xor_a
|
|
ld hl, wMenuScrollPosition
|
|
ld a, [hl]
|
|
and a
|
|
jr z, .xor_dec_up
|
|
dec [hl]
|
|
jp xor_a
|
|
|
|
.xor_dec_up
|
|
jp xor_a_dec_a
|
|
; 246df
|
|
|
|
.d_down ; 246df
|
|
ld hl, w2DMenuFlags2
|
|
bit 7, [hl]
|
|
jp z, xor_a
|
|
ld hl, wMenuScrollPosition
|
|
ld a, [wMenuData2_ScrollingMenuHeight]
|
|
add [hl]
|
|
ld b, a
|
|
ld a, [wScrollingMenuListSize]
|
|
cp b
|
|
jr c, .xor_dec_down
|
|
inc [hl]
|
|
jp xor_a
|
|
|
|
.xor_dec_down
|
|
jp xor_a_dec_a
|
|
; 246fc
|
|
|
|
ScrollingMenu_GetCursorPosition: ; 246fc
|
|
ld a, [wMenuScrollPosition]
|
|
ld c, a
|
|
ld a, [wMenuCursorY]
|
|
add c
|
|
ld c, a
|
|
ret
|
|
; 24706
|
|
|
|
ScrollingMenu_ClearLeftColumn: ; 24706 (9:4706)
|
|
call MenuBoxCoord2Tile
|
|
ld de, SCREEN_WIDTH
|
|
add hl, de
|
|
ld de, 2 * SCREEN_WIDTH
|
|
ld a, [wMenuData2_ScrollingMenuHeight]
|
|
.loop
|
|
ld [hl], " "
|
|
add hl, de
|
|
dec a
|
|
jr nz, .loop
|
|
ret
|
|
|
|
InitScrollingMenuCursor: ; 2471a
|
|
ld hl, wMenuData2_ItemsPointerAddr
|
|
ld a, [hli]
|
|
ld h, [hl]
|
|
ld l, a
|
|
ld a, [wMenuData2_ItemsPointerBank]
|
|
call GetFarByte
|
|
ld [wScrollingMenuListSize], a
|
|
ld a, [wMenuData2_ScrollingMenuHeight]
|
|
ld c, a
|
|
ld a, [wMenuScrollPosition]
|
|
add c
|
|
ld c, a
|
|
ld a, [wScrollingMenuListSize]
|
|
inc a
|
|
cp c
|
|
jr nc, .skip
|
|
ld a, [wMenuData2_ScrollingMenuHeight]
|
|
ld c, a
|
|
ld a, [wScrollingMenuListSize]
|
|
inc a
|
|
sub c
|
|
jr nc, .store
|
|
xor a
|
|
|
|
.store
|
|
ld [wMenuScrollPosition], a
|
|
|
|
.skip
|
|
ld a, [wMenuScrollPosition]
|
|
ld c, a
|
|
ld a, [wMenuCursorBuffer]
|
|
add c
|
|
ld b, a
|
|
ld a, [wScrollingMenuListSize]
|
|
inc a
|
|
cp b
|
|
jr c, .asm_2475a
|
|
jr nc, .asm_24763
|
|
|
|
.asm_2475a
|
|
xor a
|
|
ld [wMenuScrollPosition], a
|
|
ld a, $1
|
|
ld [wMenuCursorBuffer], a
|
|
|
|
.asm_24763
|
|
ret
|
|
; 24764
|
|
|
|
ScrollingMenu_InitFlags: ; 24764
|
|
ld a, [wMenuData2Flags]
|
|
ld c, a
|
|
ld a, [wScrollingMenuListSize]
|
|
ld b, a
|
|
ld a, [wMenuBorderTopCoord]
|
|
add 1
|
|
ld [w2DMenuCursorInitY], a
|
|
ld a, [wMenuBorderLeftCoord]
|
|
add 0
|
|
ld [w2DMenuCursorInitX], a
|
|
ld a, [wMenuData2_ScrollingMenuHeight]
|
|
cp b
|
|
jr c, .no_extra_row
|
|
jr z, .no_extra_row
|
|
ld a, b
|
|
inc a
|
|
.no_extra_row
|
|
ld [w2DMenuNumRows], a
|
|
ld a, 1
|
|
ld [w2DMenuNumCols], a
|
|
ld a, $8c
|
|
bit 2, c
|
|
jr z, .skip_set_0
|
|
set 0, a
|
|
|
|
.skip_set_0
|
|
bit 3, c
|
|
jr z, .skip_set_1
|
|
set 1, a
|
|
|
|
.skip_set_1
|
|
ld [w2DMenuFlags1], a
|
|
xor a
|
|
ld [w2DMenuFlags2], a
|
|
ld a, $20
|
|
ld [w2DMenuCursorOffsets], a
|
|
ld a, A_BUTTON | B_BUTTON | D_UP | D_DOWN
|
|
bit 7, c
|
|
jr z, .disallow_select
|
|
add SELECT
|
|
|
|
.disallow_select
|
|
bit 6, c
|
|
jr z, .disallow_start
|
|
add START
|
|
|
|
.disallow_start
|
|
ld [wMenuJoypadFilter], a
|
|
ld a, [w2DMenuNumRows]
|
|
ld b, a
|
|
ld a, [wMenuCursorBuffer]
|
|
and a
|
|
jr z, .reset_cursor
|
|
cp b
|
|
jr z, .cursor_okay
|
|
jr c, .cursor_okay
|
|
|
|
.reset_cursor
|
|
ld a, 1
|
|
|
|
.cursor_okay
|
|
ld [wMenuCursorY], a
|
|
ld a, 1
|
|
ld [wMenuCursorX], a
|
|
xor a
|
|
ld [wCursorCurrentTile], a
|
|
ld [wCursorCurrentTile + 1], a
|
|
ld [wCursorOffCharacter], a
|
|
ret
|
|
; 247dd
|
|
|
|
ScrollingMenu_ValidateSwitchItem: ; 247dd
|
|
ld a, [wScrollingMenuListSize]
|
|
ld c, a
|
|
ld a, [wSwitchItem]
|
|
and a
|
|
jr z, .done
|
|
dec a
|
|
cp c
|
|
jr c, .done
|
|
xor a
|
|
ld [wSwitchItem], a
|
|
|
|
.done
|
|
ret
|
|
; 247f0
|
|
|
|
ScrollingMenu_UpdateDisplay: ; 247f0
|
|
call ClearWholeMenuBox
|
|
ld a, [wMenuData2Flags]
|
|
bit 4, a ; place arrows
|
|
jr z, .okay
|
|
ld a, [wMenuScrollPosition]
|
|
and a
|
|
jr z, .okay
|
|
ld a, [wMenuBorderTopCoord]
|
|
ld b, a
|
|
ld a, [wMenuBorderRightCoord]
|
|
ld c, a
|
|
call Coord2Tile
|
|
ld [hl], "▲"
|
|
|
|
.okay
|
|
call MenuBoxCoord2Tile
|
|
ld bc, SCREEN_WIDTH + 1
|
|
add hl, bc
|
|
ld a, [wMenuData2_ScrollingMenuHeight]
|
|
ld b, a
|
|
ld c, $0
|
|
.loop
|
|
ld a, [wMenuScrollPosition]
|
|
add c
|
|
ld [wScrollingMenuCursorPosition], a
|
|
ld a, c
|
|
call ScrollingMenu_GetListItemCoordAndFunctionArgs
|
|
ld a, [MenuSelection]
|
|
cp -1
|
|
jr z, .cancel
|
|
push bc
|
|
push hl
|
|
call ScrollingMenu_CallFunctions1and2
|
|
pop hl
|
|
ld bc, 2 * SCREEN_WIDTH
|
|
add hl, bc
|
|
pop bc
|
|
inc c
|
|
ld a, c
|
|
cp b
|
|
jr nz, .loop
|
|
ld a, [wMenuData2Flags]
|
|
bit 4, a ; place arrows
|
|
jr z, .done
|
|
ld a, [wMenuBorderBottomCoord]
|
|
ld b, a
|
|
ld a, [wMenuBorderRightCoord]
|
|
ld c, a
|
|
call Coord2Tile
|
|
ld [hl], "▼"
|
|
|
|
.done
|
|
ret
|
|
|
|
.cancel
|
|
ld a, [wMenuData2Flags]
|
|
bit 0, a ; call function on cancel
|
|
jr nz, .call_function
|
|
ld de, .string_2485f
|
|
call PlaceString
|
|
ret
|
|
|
|
.string_2485f
|
|
db "CANCEL@"
|
|
|
|
.call_function
|
|
ld d, h
|
|
ld e, l
|
|
ld hl, wMenuData2_ScrollingMenuFunction1
|
|
jp CallPointerAt
|
|
; 2486e
|
|
|
|
ScrollingMenu_CallFunctions1and2: ; 2486e
|
|
push hl
|
|
ld d, h
|
|
ld e, l
|
|
ld hl, wMenuData2_ScrollingMenuFunction1
|
|
call CallPointerAt
|
|
pop hl
|
|
ld a, [wMenuData2_ScrollingMenuWidth]
|
|
and a
|
|
jr z, .done
|
|
ld e, a
|
|
ld d, $0
|
|
add hl, de
|
|
ld d, h
|
|
ld e, l
|
|
ld hl, wMenuData2_ScrollingMenuFunction2
|
|
call CallPointerAt
|
|
|
|
.done
|
|
ret
|
|
; 2488b
|
|
|
|
ScrollingMenu_PlaceCursor: ; 2488b
|
|
ld a, [wSwitchItem]
|
|
and a
|
|
jr z, .done
|
|
ld b, a
|
|
ld a, [wMenuScrollPosition]
|
|
cp b
|
|
jr nc, .done
|
|
ld c, a
|
|
ld a, [wMenuData2_ScrollingMenuHeight]
|
|
add c
|
|
cp b
|
|
jr c, .done
|
|
ld a, b
|
|
sub c
|
|
dec a
|
|
add a
|
|
add $1
|
|
ld c, a
|
|
ld a, [wMenuBorderTopCoord]
|
|
add c
|
|
ld b, a
|
|
ld a, [wMenuBorderLeftCoord]
|
|
add $0
|
|
ld c, a
|
|
call Coord2Tile
|
|
ld [hl], "▷"
|
|
|
|
.done
|
|
ret
|
|
; 248b8
|
|
|
|
ScrollingMenu_CheckCallFunction3: ; 248b8
|
|
ld a, [wMenuData2Flags]
|
|
bit 5, a ; call function 3
|
|
ret z
|
|
bit 1, a ; call function 3 if not switching items
|
|
jr z, .call
|
|
ld a, [wSwitchItem]
|
|
and a
|
|
ret nz
|
|
|
|
.call
|
|
ld a, [wMenuCursorY]
|
|
dec a
|
|
call ScrollingMenu_GetListItemCoordAndFunctionArgs
|
|
ld hl, wMenuData2_ScrollingMenuFunction3
|
|
call CallPointerAt
|
|
ret
|
|
; 248d5
|
|
|
|
ScrollingMenu_GetListItemCoordAndFunctionArgs: ; 248d5
|
|
push de
|
|
push hl
|
|
ld e, a
|
|
ld a, [wMenuScrollPosition]
|
|
add e
|
|
ld e, a
|
|
ld d, $0
|
|
ld hl, wMenuData2_ItemsPointerAddr
|
|
ld a, [hli]
|
|
ld h, [hl]
|
|
ld l, a
|
|
inc hl ; items
|
|
ld a, [wMenuData2_ScrollingMenuSpacing]
|
|
cp 1
|
|
jr z, .got_spacing
|
|
cp 2
|
|
jr z, .pointless_jump
|
|
.pointless_jump
|
|
add hl, de
|
|
.got_spacing
|
|
add hl, de
|
|
ld a, [wMenuData2_ItemsPointerBank]
|
|
call GetFarByte
|
|
ld [MenuSelection], a
|
|
ld [CurItem], a
|
|
inc hl
|
|
ld a, [wMenuData2_ItemsPointerBank]
|
|
call GetFarByte
|
|
ld [MenuSelectionQuantity], a
|
|
pop hl
|
|
pop de
|
|
ret
|
|
; 2490c
|