ref: 38065a744de1065cc021a4cafe22476f8425448d
dir: /engine/menu/pokedex.asm/
ShowPokedexMenu: ; 40000 (10:4000) call GBPalWhiteOut call ClearScreen call UpdateSprites ld a,[wListScrollOffset] push af xor a ld [wCurrentMenuItem],a ld [wListScrollOffset],a ld [wLastMenuItem],a inc a ld [wd11e],a ld [hJoy7],a .setUpGraphics ld b, SET_PAL_GENERIC call RunPaletteCommand callab LoadPokedexTilePatterns .doPokemonListMenu ld hl,wTopMenuItemY ld a,3 ld [hli],a ; top menu item Y xor a ld [hli],a ; top menu item X inc a ld [wMenuWatchMovingOutOfBounds],a inc hl inc hl ld a,6 ld [hli],a ; max menu item ID ld [hl],D_LEFT | D_RIGHT | B_BUTTON | A_BUTTON call HandlePokedexListMenu jr c,.goToSideMenu ; if the player chose a pokemon from the list .exitPokedex xor a ld [wMenuWatchMovingOutOfBounds],a ld [wCurrentMenuItem],a ld [wLastMenuItem],a ld [hJoy7],a ld [wWastedByteCD3A],a ld [wOverrideSimulatedJoypadStatesMask],a pop af ld [wListScrollOffset],a call GBPalWhiteOutWithDelay3 call RunDefaultPaletteCommand jp ReloadMapData .goToSideMenu call HandlePokedexSideMenu dec b jr z,.exitPokedex ; if the player chose Quit dec b jr z,.doPokemonListMenu ; if pokemon not seen or player pressed B button jp .setUpGraphics ; if pokemon data or area was shown ; handles the menu on the lower right in the pokedex screen ; OUTPUT: ; b = reason for exiting menu ; 00: showed pokemon data or area ; 01: the player chose Quit ; 02: the pokemon has not been seen yet or the player pressed the B button HandlePokedexSideMenu: ; 4006d (10:406d) call PlaceUnfilledArrowMenuCursor ld a,[wCurrentMenuItem] push af ld b,a ld a,[wLastMenuItem] push af ld a,[wListScrollOffset] push af add b inc a ld [wd11e],a ld a,[wd11e] push af ld a,[wDexMaxSeenMon] push af ; this doesn't need to be preserved ld hl,wPokedexSeen call IsPokemonBitSet ld b,2 jr z,.exitSideMenu call PokedexToIndex ld hl,wTopMenuItemY ld a,10 ld [hli],a ; top menu item Y ld a,15 ld [hli],a ; top menu item X xor a ld [hli],a ; current menu item ID inc hl ld a,3 ld [hli],a ; max menu item ID ;ld a, A_BUTTON | B_BUTTON ld [hli],a ; menu watched keys (A button and B button) xor a ld [hli],a ; old menu item ID ld [wMenuWatchMovingOutOfBounds],a .handleMenuInput call HandleMenuInput bit 1,a ; was the B button pressed? ld b,2 jr nz,.buttonBPressed ld a,[wCurrentMenuItem] and a jr z,.choseData dec a jr z,.choseCry dec a jr z,.choseArea .choseQuit ld b,1 .exitSideMenu pop af ld [wDexMaxSeenMon],a pop af ld [wd11e],a pop af ld [wListScrollOffset],a pop af ld [wLastMenuItem],a pop af ld [wCurrentMenuItem],a push bc coord hl, 0, 3 ld de,20 lb bc, " ", 13 call DrawTileLine ; cover up the menu cursor in the pokemon list pop bc ret .buttonBPressed push bc coord hl, 15, 10 ld de,20 lb bc, " ", 7 call DrawTileLine ; cover up the menu cursor in the side menu pop bc jr .exitSideMenu .choseData call ShowPokedexDataInternal ld b,0 jr .exitSideMenu ; play pokemon cry .choseCry ld a,[wd11e] call GetCryData call PlaySound jr .handleMenuInput .choseArea predef LoadTownMap_Nest ; display pokemon areas ld b,0 jr .exitSideMenu ; handles the list of pokemon on the left of the pokedex screen ; sets carry flag if player presses A, unsets carry flag if player presses B HandlePokedexListMenu: ; 40111 (10:4111) xor a ld [H_AUTOBGTRANSFERENABLED],a ; draw the horizontal line separating the seen and owned amounts from the menu coord hl, 15, 8 ld a,$7a ; horizontal line tile ld [hli],a ld [hli],a ld [hli],a ld [hli],a ld [hli],a coord hl, 14, 0 ld [hl],$71 ; vertical line tile coord hl, 14, 1 call DrawPokedexVerticalLine coord hl, 14, 9 call DrawPokedexVerticalLine ld hl,wPokedexSeen ld b,wPokedexSeenEnd - wPokedexSeen call CountSetBits ld de, wNumSetBits coord hl, 16, 3 lb bc, 1, 3 call PrintNumber ; print number of seen pokemon ld hl,wPokedexOwned ld b,wPokedexOwnedEnd - wPokedexOwned call CountSetBits ld de, wNumSetBits coord hl, 16, 6 lb bc, 1, 3 call PrintNumber ; print number of owned pokemon coord hl, 16, 2 ld de,PokedexSeenText call PlaceString coord hl, 16, 5 ld de,PokedexOwnText call PlaceString coord hl, 1, 1 ld de,PokedexContentsText call PlaceString coord hl, 16, 10 ld de,PokedexMenuItemsText call PlaceString ; find the highest pokedex number among the pokemon the player has seen ld hl,wPokedexSeenEnd - 1 ld b,(wPokedexSeenEnd - wPokedexSeen) * 8 + 1 .maxSeenPokemonLoop ld a,[hld] ld c,8 .maxSeenPokemonInnerLoop dec b sla a jr c,.storeMaxSeenPokemon dec c jr nz,.maxSeenPokemonInnerLoop jr .maxSeenPokemonLoop .storeMaxSeenPokemon ld a,b ld [wDexMaxSeenMon],a .loop xor a ld [H_AUTOBGTRANSFERENABLED],a coord hl, 4, 2 lb bc, 14, 10 call ClearScreenArea coord hl, 1, 3 ld a,[wListScrollOffset] ld [wd11e],a ld d,7 ld a,[wDexMaxSeenMon] cp a,7 jr nc,.printPokemonLoop ld d,a dec a ld [wMaxMenuItem],a ; loop to print pokemon pokedex numbers and names ; if the player has owned the pokemon, it puts a pokeball beside the name .printPokemonLoop ld a,[wd11e] inc a ld [wd11e],a push af push de push hl ld de,-SCREEN_WIDTH add hl,de ld de,wd11e lb bc, LEADING_ZEROES | 1, 3 call PrintNumber ; print the pokedex number ld de,SCREEN_WIDTH add hl,de dec hl push hl ld hl,wPokedexOwned call IsPokemonBitSet pop hl ld a," " jr z,.writeTile ld a,$72 ; pokeball tile .writeTile ld [hl],a ; put a pokeball next to pokemon that the player has owned push hl ld hl,wPokedexSeen call IsPokemonBitSet jr nz,.getPokemonName ; if the player has seen the pokemon ld de,.dashedLine ; print a dashed line in place of the name if the player hasn't seen the pokemon jr .skipGettingName .dashedLine ; for unseen pokemon in the list db "----------@" .getPokemonName call PokedexToIndex call GetMonName .skipGettingName pop hl inc hl call PlaceString pop hl ld bc,2 * 20 add hl,bc pop de pop af ld [wd11e],a dec d jr nz,.printPokemonLoop ld a,01 ld [H_AUTOBGTRANSFERENABLED],a call Delay3 call GBPalNormal call HandleMenuInput bit 1,a ; was the B button pressed? jp nz,.buttonBPressed .checkIfUpPressed bit 6,a ; was Up pressed? jr z,.checkIfDownPressed .upPressed ; scroll up one row ld a,[wListScrollOffset] and a jp z,.loop dec a ld [wListScrollOffset],a jp .loop .checkIfDownPressed bit 7,a ; was Down pressed? jr z,.checkIfRightPressed .downPressed ; scroll down one row ld a,[wDexMaxSeenMon] cp a,7 jp c,.loop ; can't if the list is shorter than 7 sub a,7 ld b,a ld a,[wListScrollOffset] cp b jp z,.loop inc a ld [wListScrollOffset],a jp .loop .checkIfRightPressed bit 4,a ; was Right pressed? jr z,.checkIfLeftPressed .rightPressed ; scroll down 7 rows ld a,[wDexMaxSeenMon] cp a,7 jp c,.loop ; can't if the list is shorter than 7 sub a,6 ld b,a ld a,[wListScrollOffset] add a,7 ld [wListScrollOffset],a cp b jp c,.loop dec b ld a,b ld [wListScrollOffset],a jp .loop .checkIfLeftPressed ; scroll up 7 rows bit 5,a ; was Left pressed? jr z,.buttonAPressed .leftPressed ld a,[wListScrollOffset] sub a,7 ld [wListScrollOffset],a jp nc,.loop xor a ld [wListScrollOffset],a jp .loop .buttonAPressed scf ret .buttonBPressed and a ret DrawPokedexVerticalLine: ; 4028e (10:428e) ld c,9 ; height of line ld de,20 ; width of screen ld a,$71 ; vertical line tile .loop ld [hl],a add hl,de xor a,1 ; toggle between vertical line tile and box tile dec c jr nz,.loop ret PokedexSeenText: ; 4029d (10:429d) db "SEEN@" PokedexOwnText: ; 402a2 (10:42a2) db "OWN@" PokedexContentsText: ; 402a6 (10:42a6) db "CONTENTS@" PokedexMenuItemsText: ; 402af (10:42af) db "DATA" next "CRY" next "AREA" IF DEF(_YELLOW) next "PRNT" ENDC next "QUIT@" ; tests if a pokemon's bit is set in the seen or owned pokemon bit fields ; INPUT: ; [wd11e] = pokedex number ; hl = address of bit field IsPokemonBitSet: ; 402c2 (10:42c2) ld a,[wd11e] dec a ld c,a ld b,FLAG_TEST predef FlagActionPredef ld a,c and a ret ; function to display pokedex data from outside the pokedex ShowPokedexData: ; 402d1 (10:42d1) call GBPalWhiteOutWithDelay3 call ClearScreen call UpdateSprites callab LoadPokedexTilePatterns ; load pokedex tiles ; function to display pokedex data from inside the pokedex ShowPokedexDataInternal: ; 402e2 (10:42e2) ld hl,wd72c set 1,[hl] ld a,$33 ; 3/7 volume ld [rNR50],a call GBPalWhiteOut ; zero all palettes call ClearScreen ld a,[wd11e] ; pokemon ID ld [wcf91],a push af ld b, SET_PAL_POKEDEX call RunPaletteCommand pop af ld [wd11e],a ld a,[hTilesetType] push af xor a ld [hTilesetType],a coord hl, 0, 0 ld de,1 lb bc, $64, SCREEN_WIDTH call DrawTileLine ; draw top border coord hl, 0, 17 ld b, $6f call DrawTileLine ; draw bottom border coord hl, 0, 1 ld de,20 lb bc, $66, $10 call DrawTileLine ; draw left border coord hl, 19, 1 ld b,$67 call DrawTileLine ; draw right border ld a,$63 ; upper left corner tile Coorda 0, 0 ld a,$65 ; upper right corner tile Coorda 19, 0 ld a,$6c ; lower left corner tile Coorda 0, 17 ld a,$6e ; lower right corner tile Coorda 19, 17 coord hl, 0, 9 ld de,PokedexDataDividerLine call PlaceString ; draw horizontal divider line coord hl, 9, 6 ld de,HeightWeightText call PlaceString call GetMonName coord hl, 9, 2 call PlaceString ld hl,PokedexEntryPointers ld a,[wd11e] dec a ld e,a ld d,0 add hl,de add hl,de ld a,[hli] ld e,a ld d,[hl] ; de = address of pokedex entry coord hl, 9, 4 call PlaceString ; print species name ld h,b ld l,c push de ld a,[wd11e] push af call IndexToPokedex coord hl, 2, 8 ld a, "№" ld [hli],a ld a,$f2 ld [hli],a ld de,wd11e lb bc, LEADING_ZEROES | 1, 3 call PrintNumber ; print pokedex number ld hl,wPokedexOwned call IsPokemonBitSet pop af ld [wd11e],a ld a,[wcf91] ld [wd0b5],a pop de push af push bc push de push hl call Delay3 call GBPalNormal call GetMonHeader ; load pokemon picture location coord hl, 1, 1 call LoadFlippedFrontSpriteByMonIndex ; draw pokemon picture ld a,[wcf91] call PlayCry ; play pokemon cry pop hl pop de pop bc pop af ld a,c and a jp z,.waitForButtonPress ; if the pokemon has not been owned, don't print the height, weight, or description inc de ; de = address of feet (height) ld a,[de] ; reads feet, but a is overwritten without being used coord hl, 12, 6 lb bc, 1, 2 call PrintNumber ; print feet (height) ld a,$60 ; feet symbol tile (one tick) ld [hl],a inc de inc de ; de = address of inches (height) coord hl, 15, 6 lb bc, LEADING_ZEROES | 1, 2 call PrintNumber ; print inches (height) ld a,$61 ; inches symbol tile (two ticks) ld [hl],a ; now print the weight (note that weight is stored in tenths of pounds internally) inc de inc de inc de ; de = address of upper byte of weight push de ; put weight in big-endian order at hDexWeight ld hl,hDexWeight ld a,[hl] ; save existing value of [hDexWeight] push af ld a,[de] ; a = upper byte of weight ld [hli],a ; store upper byte of weight in [hDexWeight] ld a,[hl] ; save existing value of [hDexWeight + 1] push af dec de ld a,[de] ; a = lower byte of weight ld [hl],a ; store lower byte of weight in [hDexWeight + 1] ld de,hDexWeight coord hl, 11, 8 lb bc, 2, 5 ; 2 bytes, 5 digits call PrintNumber ; print weight coord hl, 14, 8 ld a,[hDexWeight + 1] sub a,10 ld a,[hDexWeight] sbc a,0 jr nc,.next ld [hl],"0" ; if the weight is less than 10, put a 0 before the decimal point .next inc hl ld a,[hli] ld [hld],a ; make space for the decimal point by moving the last digit forward one tile ld [hl],$f2 ; decimal point tile pop af ld [hDexWeight + 1],a ; restore original value of [hDexWeight + 1] pop af ld [hDexWeight],a ; restore original value of [hDexWeight] pop hl inc hl ; hl = address of pokedex description text coord bc, 1, 11 ld a,2 ld [$fff4],a call TextCommandProcessor ; print pokedex description text xor a ld [$fff4],a .waitForButtonPress call JoypadLowSensitivity ld a,[hJoy5] and a,A_BUTTON | B_BUTTON jr z,.waitForButtonPress pop af ld [hTilesetType],a call GBPalWhiteOut call ClearScreen call RunDefaultPaletteCommand call LoadTextBoxTilePatterns call GBPalNormal ld hl,wd72c res 1,[hl] ld a,$77 ; max volume ld [rNR50],a ret HeightWeightText: ; 40448 (10:4448) db "HT ?",$60,"??",$61,$4E,"WT ???lb@" ; XXX does anything point to this? PokeText: ; 4045d (10:445d) db "#@" ; horizontal line that divides the pokedex text description from the rest of the data PokedexDataDividerLine: ; 4045f (10:445f) db $68,$69,$6B,$69,$6B db $69,$6B,$69,$6B,$6B db $6B,$6B,$69,$6B,$69 db $6B,$69,$6B,$69,$6A db $50 ; draws a line of tiles ; INPUT: ; b = tile ID ; c = number of tile ID's to write ; de = amount to destination address after each tile (1 for horizontal, 20 for vertical) ; hl = destination address DrawTileLine: ; 40474 (10:4474) push bc push de .loop ld [hl],b add hl,de dec c jr nz,.loop pop de pop bc ret INCLUDE "data/pokedex_entries.asm" PokedexToIndex: ; 40ff9 (10:4ff9) ; converts the Pokédex number at wd11e to an index push bc push hl ld a,[wd11e] ld b,a ld c,0 ld hl,PokedexOrder .loop ; go through the list until we find an entry with a matching dex number inc c ld a,[hli] cp b jr nz,.loop ld a,c ld [wd11e],a pop hl pop bc ret IndexToPokedex: ; 41010 (10:5010) ; converts the indexédex number at wd11e to a Pokédex number push bc push hl ld a,[wd11e] dec a ld hl,PokedexOrder ld b,0 ld c,a add hl,bc ld a,[hl] ld [wd11e],a pop hl pop bc ret INCLUDE "data/pokedex_order.asm"