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Implement FORM_ITEM_USE. Credits to Lunos for work on Gracidea

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ExpoSeed 2021-03-03 13:54:25 -06:00
parent 6f64c1b2b9
commit 07af84db8a
4 changed files with 51 additions and 0 deletions
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2
include/item_use.h
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@ -23,6 +23,8 @@ void ItemUseOutOfBattle_BlackWhiteFlute(u8);
void ItemUseOutOfBattle_EvolutionStone(u8);
void ItemUseOutOfBattle_Berry(u8);
void ItemUseOutOfBattle_EnigmaBerry(u8);
void ItemUseOutOfBattle_FormChange(u8);
void ItemUseOutOfBattle_FormChange_ConsumedOnUse(u8);
void ItemUseOutOfBattle_CannotUse(u8);
void ItemUseInBattle_PokeBall(u8);
void ItemUseInBattle_StatIncrease(u8);

1
include/party_menu.h
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@ -59,6 +59,7 @@ void ItemUseCB_TMHM(u8 taskId, TaskFunc task);
void ItemUseCB_RareCandy(u8 taskId, TaskFunc task);
void ItemUseCB_SacredAsh(u8 taskId, TaskFunc task);
void ItemUseCB_EvolutionStone(u8 taskId, TaskFunc task);
void ItemUseCB_FormChange(u8 taskId, TaskFunc task);
u8 GetItemEffectType(u16 item);
void CB2_PartyMenuFromStartMenu(void);
void CB2_ChooseMonToGiveItem(void);

14
src/item_use.c
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@ -1118,6 +1118,20 @@ void ItemUseInBattle_EnigmaBerry(u8 taskId)
}
}
void ItemUseOutOfBattle_FormChange(u8 taskId)
{
gItemUseCB = ItemUseCB_FormChange;
gTasks[taskId].data[0] = FALSE;
SetUpItemUseCallback(taskId);
}
void ItemUseOutOfBattle_FormChange_ConsumedOnUse(u8 taskId)
{
gItemUseCB = ItemUseCB_FormChange;
gTasks[taskId].data[0] = TRUE;
SetUpItemUseCallback(taskId);
}
void ItemUseOutOfBattle_CannotUse(u8 taskId)
{
DisplayDadsAdviceCannotUseItemMessage(taskId, gTasks[taskId].tUsingRegisteredKeyItem);

34
src/party_menu.c
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@ -409,6 +409,8 @@ static bool8 SetUpFieldMove_Dive(void);
#include "data/pokemon/tutor_learnsets.h"
#include "data/party_menu.h"
static const u8 ChangedForm[] = _("{STR_VAR_1} changed Forme!{PAUSE_UNTIL_PRESS}");
// code
static void InitPartyMenu(u8 menuType, u8 layout, u8 partyAction, bool8 keepCursorPos, u8 messageId, TaskFunc task, MainCallback callback)
{
@ -5165,6 +5167,38 @@ void ItemUseCB_EvolutionStone(u8 taskId, TaskFunc task)
}
}
void ItemUseCB_FormChange(u8 taskId, TaskFunc task)
{
struct Pokemon *mon = &gPlayerParty[gPartyMenu.slotId];
u16 species = GetMonData(mon, MON_DATA_SPECIES);
u16 targetSpecies = GetFormChangeTargetSpecies(mon, FORM_ITEM_USE, gSpecialVar_ItemId);
if (targetSpecies != SPECIES_NONE)
{
gPartyMenuUseExitCallback = TRUE;
PlaySE(SE_USE_ITEM);
PlayCry2(targetSpecies, 0, 0x7D, 0xA);
SetMonData(mon, MON_DATA_SPECIES, &targetSpecies);
FreeAndDestroyMonIconSprite(&gSprites[sPartyMenuBoxes[gPartyMenu.slotId].monSpriteId]);
CreatePartyMonIconSpriteParameterized(targetSpecies, GetMonData(mon, MON_DATA_PERSONALITY, NULL), &sPartyMenuBoxes[gPartyMenu.slotId], 0);
CalculateMonStats(mon);
GetMonNickname(mon, gStringVar1);
StringExpandPlaceholders(gStringVar4, ChangedForm);
DisplayPartyMenuMessage(gStringVar4, FALSE);
if (gTasks[taskId].data[0] == TRUE)
RemoveBagItem(gSpecialVar_ItemId, 1);
ScheduleBgCopyTilemapToVram(2);
gTasks[taskId].func = task;
}
else
{
gPartyMenuUseExitCallback = FALSE;
PlaySE(SE_SELECT);
DisplayPartyMenuMessage(gText_WontHaveEffect, TRUE);
ScheduleBgCopyTilemapToVram(2);
gTasks[taskId].func = task;
}
}
u8 GetItemEffectType(u16 item)
{
const u8 *itemEffect;