mirror of https://github.com/pret/pokecrystal.git
221 lines
3.3 KiB
NASM
221 lines
3.3 KiB
NASM
SelectQuantityToToss:
|
||
ld hl, TossItem_MenuHeader
|
||
call LoadMenuHeader
|
||
call Toss_Sell_Loop
|
||
ret
|
||
|
||
SelectQuantityToBuy:
|
||
farcall GetItemPrice
|
||
RooftopSale_SelectQuantityToBuy:
|
||
ld a, d
|
||
ld [wBuffer1], a
|
||
ld a, e
|
||
ld [wBuffer2], a
|
||
ld hl, BuyItem_MenuHeader
|
||
call LoadMenuHeader
|
||
call Toss_Sell_Loop
|
||
ret
|
||
|
||
SelectQuantityToSell:
|
||
farcall GetItemPrice
|
||
ld a, d
|
||
ld [wBuffer1], a
|
||
ld a, e
|
||
ld [wBuffer2], a
|
||
ld hl, SellItem_MenuHeader
|
||
call LoadMenuHeader
|
||
call Toss_Sell_Loop
|
||
ret
|
||
|
||
Toss_Sell_Loop:
|
||
ld a, 1
|
||
ld [wItemQuantityChangeBuffer], a
|
||
.loop
|
||
call BuySellToss_UpdateQuantityDisplay ; update display
|
||
call BuySellToss_InterpretJoypad ; joy action
|
||
jr nc, .loop
|
||
cp -1
|
||
jr nz, .nope ; pressed B
|
||
scf
|
||
ret
|
||
|
||
.nope
|
||
and a
|
||
ret
|
||
|
||
BuySellToss_InterpretJoypad:
|
||
call JoyTextDelay_ForcehJoyDown ; get joypad
|
||
bit B_BUTTON_F, c
|
||
jr nz, .b
|
||
bit A_BUTTON_F, c
|
||
jr nz, .a
|
||
bit D_DOWN_F, c
|
||
jr nz, .down
|
||
bit D_UP_F, c
|
||
jr nz, .up
|
||
bit D_LEFT_F, c
|
||
jr nz, .left
|
||
bit D_RIGHT_F, c
|
||
jr nz, .right
|
||
and a
|
||
ret
|
||
|
||
.b
|
||
ld a, -1
|
||
scf
|
||
ret
|
||
|
||
.a
|
||
ld a, 0
|
||
scf
|
||
ret
|
||
|
||
.down
|
||
ld hl, wItemQuantityChangeBuffer
|
||
dec [hl]
|
||
jr nz, .finish_down
|
||
ld a, [wItemQuantityBuffer]
|
||
ld [hl], a
|
||
|
||
.finish_down
|
||
and a
|
||
ret
|
||
|
||
.up
|
||
ld hl, wItemQuantityChangeBuffer
|
||
inc [hl]
|
||
ld a, [wItemQuantityBuffer]
|
||
cp [hl]
|
||
jr nc, .finish_up
|
||
ld [hl], 1
|
||
|
||
.finish_up
|
||
and a
|
||
ret
|
||
|
||
.left
|
||
ld a, [wItemQuantityChangeBuffer]
|
||
sub 10
|
||
jr c, .load_1
|
||
jr z, .load_1
|
||
jr .finish_left
|
||
|
||
.load_1
|
||
ld a, 1
|
||
|
||
.finish_left
|
||
ld [wItemQuantityChangeBuffer], a
|
||
and a
|
||
ret
|
||
|
||
.right
|
||
ld a, [wItemQuantityChangeBuffer]
|
||
add 10
|
||
ld b, a
|
||
ld a, [wItemQuantityBuffer]
|
||
cp b
|
||
jr nc, .finish_right
|
||
ld b, a
|
||
|
||
.finish_right
|
||
ld a, b
|
||
ld [wItemQuantityChangeBuffer], a
|
||
and a
|
||
ret
|
||
|
||
BuySellToss_UpdateQuantityDisplay:
|
||
call MenuBox
|
||
call MenuBoxCoord2Tile
|
||
ld de, SCREEN_WIDTH + 1
|
||
add hl, de
|
||
ld [hl], "×"
|
||
inc hl
|
||
ld de, wItemQuantityChangeBuffer
|
||
lb bc, PRINTNUM_LEADINGZEROS | 1, 2
|
||
call PrintNum
|
||
ld a, [wMenuDataPointer]
|
||
ld e, a
|
||
ld a, [wMenuDataPointer + 1]
|
||
ld d, a
|
||
ld a, [wMenuDataBank]
|
||
call FarCall_de
|
||
ret
|
||
|
||
ret_25097:
|
||
ret
|
||
|
||
DisplayPurchasePrice:
|
||
call BuySell_MultiplyPrice
|
||
call BuySell_DisplaySubtotal
|
||
ret
|
||
|
||
DisplaySellingPrice:
|
||
call BuySell_MultiplyPrice
|
||
call Sell_HalvePrice
|
||
call BuySell_DisplaySubtotal
|
||
ret
|
||
|
||
BuySell_MultiplyPrice:
|
||
xor a
|
||
ldh [hMultiplicand + 0], a
|
||
ld a, [wBuffer1]
|
||
ldh [hMultiplicand + 1], a
|
||
ld a, [wBuffer2]
|
||
ldh [hMultiplicand + 2], a
|
||
ld a, [wItemQuantityChangeBuffer]
|
||
ldh [hMultiplier], a
|
||
push hl
|
||
call Multiply
|
||
pop hl
|
||
ret
|
||
|
||
Sell_HalvePrice:
|
||
push hl
|
||
ld hl, hProduct + 1
|
||
ld a, [hl]
|
||
srl a
|
||
ld [hli], a
|
||
ld a, [hl]
|
||
rra
|
||
ld [hli], a
|
||
ld a, [hl]
|
||
rra
|
||
ld [hl], a
|
||
pop hl
|
||
ret
|
||
|
||
BuySell_DisplaySubtotal:
|
||
push hl
|
||
ld hl, hMoneyTemp
|
||
ldh a, [hProduct + 1]
|
||
ld [hli], a
|
||
ldh a, [hProduct + 2]
|
||
ld [hli], a
|
||
ldh a, [hProduct + 3]
|
||
ld [hl], a
|
||
pop hl
|
||
inc hl
|
||
ld de, hMoneyTemp
|
||
lb bc, PRINTNUM_MONEY | 3, 6
|
||
call PrintNum
|
||
call WaitBGMap
|
||
ret
|
||
|
||
TossItem_MenuHeader:
|
||
db MENU_BACKUP_TILES ; flags
|
||
menu_coords 15, 9, SCREEN_WIDTH - 1, TEXTBOX_Y - 1
|
||
dw ret_25097
|
||
db 0 ; default option
|
||
|
||
BuyItem_MenuHeader:
|
||
db MENU_BACKUP_TILES ; flags
|
||
menu_coords 7, 15, SCREEN_WIDTH - 1, SCREEN_HEIGHT - 1
|
||
dw DisplayPurchasePrice
|
||
db -1 ; default option
|
||
|
||
SellItem_MenuHeader:
|
||
db MENU_BACKUP_TILES ; flags
|
||
menu_coords 7, 15, SCREEN_WIDTH - 1, SCREEN_HEIGHT - 1
|
||
dw DisplaySellingPrice
|
||
db 0 ; default option
|