2014-05-22 22:13:20 +00:00
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DisplayStartMenu:: ; 2acd (0:2acd)
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2015-07-03 19:37:53 +00:00
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ld a,BANK(StartMenu_Pokedex)
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2014-05-22 22:13:20 +00:00
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ld [H_LOADEDROMBANK],a
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2015-07-03 19:37:53 +00:00
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ld [MBC1RomBank],a
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2014-09-13 07:50:56 +00:00
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ld a,[wWalkBikeSurfState] ; walking/biking/surfing
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ld [wWalkBikeSurfStateCopy],a
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2015-07-19 08:46:12 +00:00
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ld a, SFX_START_MENU
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2014-05-22 22:13:20 +00:00
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call PlaySound
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RedisplayStartMenu:: ; 2adf (0:2adf)
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callba DrawStartMenu
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callba PrintSafariZoneSteps ; print Safari Zone info, if in Safari Zone
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2015-07-03 19:37:53 +00:00
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call UpdateSprites
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2014-05-22 22:13:20 +00:00
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.loop
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call HandleMenuInput
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ld b,a
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.checkIfUpPressed
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bit 6,a ; was Up pressed?
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jr z,.checkIfDownPressed
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ld a,[wCurrentMenuItem] ; menu selection
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and a
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jr nz,.loop
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ld a,[wLastMenuItem]
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and a
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jr nz,.loop
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; if the player pressed tried to go past the top item, wrap around to the bottom
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2015-07-21 01:32:02 +00:00
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CheckEvent EVENT_GOT_POKEDEX
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2014-05-22 22:13:20 +00:00
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ld a,6 ; there are 7 menu items with the pokedex, so the max index is 6
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jr nz,.wrapMenuItemId
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dec a ; there are only 6 menu items without the pokedex
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.wrapMenuItemId
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ld [wCurrentMenuItem],a
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call EraseMenuCursor
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jr .loop
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.checkIfDownPressed
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bit 7,a
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jr z,.buttonPressed
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; if the player pressed tried to go past the bottom item, wrap around to the top
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2015-07-21 01:32:02 +00:00
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CheckEvent EVENT_GOT_POKEDEX
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2014-05-22 22:13:20 +00:00
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ld a,[wCurrentMenuItem]
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ld c,7 ; there are 7 menu items with the pokedex
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jr nz,.checkIfPastBottom
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dec c ; there are only 6 menu items without the pokedex
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.checkIfPastBottom
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cp c
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jr nz,.loop
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; the player went past the bottom, so wrap to the top
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xor a
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ld [wCurrentMenuItem],a
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call EraseMenuCursor
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jr .loop
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.buttonPressed ; A, B, or Start button pressed
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call PlaceUnfilledArrowMenuCursor
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ld a,[wCurrentMenuItem]
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2015-07-16 03:04:58 +00:00
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ld [wBattleAndStartSavedMenuItem],a ; save current menu selection
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2014-05-22 22:13:20 +00:00
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ld a,b
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and a,%00001010 ; was the Start button or B button pressed?
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jp nz,CloseStartMenu
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call SaveScreenTilesToBuffer2 ; copy background from wTileMap to wTileMapBackup2
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2015-07-21 01:32:02 +00:00
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CheckEvent EVENT_GOT_POKEDEX
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2014-05-22 22:13:20 +00:00
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ld a,[wCurrentMenuItem]
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jr nz,.displayMenuItem
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inc a ; adjust position to account for missing pokedex menu item
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.displayMenuItem
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cp a,0
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jp z,StartMenu_Pokedex
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cp a,1
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jp z,StartMenu_Pokemon
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cp a,2
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jp z,StartMenu_Item
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cp a,3
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jp z,StartMenu_TrainerInfo
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cp a,4
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jp z,StartMenu_SaveReset
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cp a,5
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jp z,StartMenu_Option
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; EXIT falls through to here
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CloseStartMenu:: ; 2b70 (0:2b70)
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2014-05-25 18:21:48 +00:00
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call Joypad
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2014-05-25 17:51:53 +00:00
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ld a,[hJoyPressed]
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2014-05-22 22:13:20 +00:00
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bit 0,a ; was A button newly pressed?
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jr nz,CloseStartMenu
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call LoadTextBoxTilePatterns
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jp CloseTextDisplay
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