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https://github.com/pret/pokered.git
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89 lines
1.9 KiB
NASM
89 lines
1.9 KiB
NASM
; function that displays the start menu
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DrawStartMenu:
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CheckEvent EVENT_GOT_POKEDEX
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; menu with pokedex
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coord hl, 10, 0
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ld b, $0e
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ld c, $08
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jr nz, .drawTextBoxBorder
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; shorter menu if the player doesn't have the pokedex
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coord hl, 10, 0
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ld b, $0c
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ld c, $08
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.drawTextBoxBorder
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call TextBoxBorder
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ld a, D_DOWN | D_UP | START | B_BUTTON | A_BUTTON
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ld [wMenuWatchedKeys], a
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ld a, $02
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ld [wTopMenuItemY], a ; Y position of first menu choice
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ld a, $0b
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ld [wTopMenuItemX], a ; X position of first menu choice
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ld a, [wBattleAndStartSavedMenuItem] ; remembered menu selection from last time
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ld [wCurrentMenuItem], a
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ld [wLastMenuItem], a
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xor a
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ld [wMenuWatchMovingOutOfBounds], a
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ld hl, wd730
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set 6, [hl] ; no pauses between printing each letter
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coord hl, 12, 2
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CheckEvent EVENT_GOT_POKEDEX
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; case for not having pokedex
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ld a, $06
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jr z, .storeMenuItemCount
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; case for having pokedex
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ld de, StartMenuPokedexText
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call PrintStartMenuItem
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ld a, $07
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.storeMenuItemCount
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ld [wMaxMenuItem], a ; number of menu items
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ld de, StartMenuPokemonText
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call PrintStartMenuItem
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ld de, StartMenuItemText
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call PrintStartMenuItem
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ld de, wPlayerName ; player's name
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call PrintStartMenuItem
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ld a, [wd72e]
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bit 6, a ; is the player using the link feature?
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; case for not using link feature
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ld de, StartMenuSaveText
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jr z, .printSaveOrResetText
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; case for using link feature
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ld de, StartMenuResetText
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.printSaveOrResetText
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call PrintStartMenuItem
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ld de, StartMenuOptionText
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call PrintStartMenuItem
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ld de, StartMenuExitText
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call PlaceString
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ld hl, wd730
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res 6, [hl] ; turn pauses between printing letters back on
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ret
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StartMenuPokedexText:
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db "POKéDEX@"
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StartMenuPokemonText:
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db "POKéMON@"
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StartMenuItemText:
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db "ITEM@"
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StartMenuSaveText:
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db "SAVE@"
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StartMenuResetText:
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db "RESET@"
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StartMenuExitText:
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db "EXIT@"
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StartMenuOptionText:
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db "OPTION@"
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PrintStartMenuItem:
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push hl
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call PlaceString
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pop hl
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ld de, SCREEN_WIDTH * 2
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add hl, de
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ret
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