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/**
* @file bigPushableLever.c
* @ingroup Objects
*
* @brief Big Pushable Lever object
*/
#include "object.h"
#include "asm.h"
#include "sound.h"
#include "flags.h"
#include "room.h"
#include "player.h"
#include "tiles.h"
typedef struct {
/*0x00*/ Entity base;
/*0x68*/ u8 unk_68[8];
/*0x70*/ u16 tilePosUpper;
/*0x72*/ u16 tilePosLower;
/*0x74*/ u16 tileIndexUpper;
/*0x76*/ u16 tileIndexLower;
/*0x78*/ u8 unk_78[12];
/*0x84*/ u16 timer;
/*0x86*/ u16 pushedFlag;
} BigPushableLeverEntity;
enum BigPushableLeverAction {
INIT,
IDLE,
PUSHING,
};
extern void (*const BigPushableLever_Actions[])(BigPushableLeverEntity*);
extern const u16 gUnk_081236E8[];
extern const u8 BigPushableLever_InitialOffsets[];
extern const u8 BigPushableLever_PushedOffsets[];
void BigPushableLever_SetIdle(BigPushableLeverEntity*);
bool32 BigPushableLever_ShouldStartPushing(BigPushableLeverEntity*);
void BigPushableLever_SetTiles(BigPushableLeverEntity*);
void BigPushableLever_CalculateSpriteOffsets(BigPushableLeverEntity*);
void BigPushableLever(BigPushableLeverEntity* this) {
BigPushableLever_Actions[super->action](this);
}
void BigPushableLever_Init(BigPushableLeverEntity* this) {
super->spritePriority.b0 = 5;
BigPushableLever_SetIdle(this);
}
void BigPushableLever_Idle(BigPushableLeverEntity* this) {
if (BigPushableLever_ShouldStartPushing(this)) {
super->action = PUSHING;
SetTile(this->tileIndexUpper, this->tilePosUpper, super->collisionLayer);
SetTile(this->tileIndexLower, this->tilePosLower, super->collisionLayer);
EnqueueSFX(SFX_132);
RequestPriorityDuration(super, 30);
if (PlayerCanBeMoved()) {
gPlayerState.pushedObject = 0x98;
gPlayerState.queued_action = PLAYER_PUSH;
gPlayerState.flags |= PL_BUSY;
gPlayerEntity.base.x.HALF.LO = 0;
gPlayerEntity.base.y.HALF.LO = 0;
gPlayerEntity.base.direction = gPlayerEntity.base.animationState << 2;
}
}
}
void BigPushableLever_Pushing(BigPushableLeverEntity* this) {
GetNextFrame(super);
if ((super->frame & ANIM_DONE) != 0) {
if (super->type2 == 0) {
SetFlag(this->pushedFlag);
} else {
ClearFlag(this->pushedFlag);
}
BigPushableLever_SetIdle(this);
}
}
void BigPushableLever_SetIdle(BigPushableLeverEntity* this) {
super->action = IDLE;
this->timer = 60;
BigPushableLever_SetTiles(this);
}
void BigPushableLever_SetTiles(BigPushableLeverEntity* this) {
if (!CheckFlags(this->pushedFlag)) {
super->type2 = 0;
this->tilePosUpper = COORD_TO_TILE_OFFSET(super, 0, 0x10);
this->tilePosLower = this->tilePosUpper - 0x40;
this->tileIndexUpper = GetTileIndex(this->tilePosUpper, super->collisionLayer);
this->tileIndexLower = GetTileIndex(this->tilePosLower, super->collisionLayer);
SetTile(SPECIAL_TILE_87, this->tilePosUpper, super->collisionLayer);
SetTile(SPECIAL_TILE_88, this->tilePosLower, super->collisionLayer);
InitializeAnimation(super, 1);
} else {
super->type2 = 1;
this->tilePosUpper = COORD_TO_TILE_OFFSET(super, 0x10, 0);
this->tilePosLower = this->tilePosUpper - 1;
this->tileIndexUpper = GetTileIndex(this->tilePosUpper, super->collisionLayer);
this->tileIndexLower = GetTileIndex(this->tilePosLower, super->collisionLayer);
SetTile(SPECIAL_TILE_85, this->tilePosUpper, super->collisionLayer);
SetTile(SPECIAL_TILE_86, this->tilePosLower, super->collisionLayer);
InitializeAnimation(super, 0);
}
}
bool32 BigPushableLever_ShouldStartPushing(BigPushableLeverEntity* this) {
if (GetTileIndex(this->tilePosLower, super->collisionLayer) == SPECIAL_TILE_89) {
if (--this->timer == 0) {
return TRUE;
}
BigPushableLever_CalculateSpriteOffsets(this);
SetTile(gUnk_081236E8[super->type2], this->tilePosLower, super->collisionLayer);
} else {
this->timer = 60;
super->spriteOffsetX = 0;
super->spriteOffsetY = 0;
}
return FALSE;
}
void BigPushableLever_CalculateSpriteOffsets(BigPushableLeverEntity* this) {
const u8* offsets;
if (super->type2 == 0) {
offsets = BigPushableLever_InitialOffsets;
} else {
offsets = BigPushableLever_PushedOffsets;
}
offsets = &offsets[this->timer >> 2 & 6];
super->spriteOffsetX = offsets[0];
super->spriteOffsetY = offsets[1];
if ((this->timer & 3) == 0) {
EnqueueSFX(SFX_131);
}
}
void (*const BigPushableLever_Actions[])(BigPushableLeverEntity*) = {
BigPushableLever_Init,
BigPushableLever_Idle,
BigPushableLever_Pushing,
};
const u16 gUnk_081236E8[] = {
SPECIAL_TILE_88,
SPECIAL_TILE_86,
};
const u8 BigPushableLever_InitialOffsets[] = {
0, 0, 0, 0, 255, 0, 0, 0,
};
const u8 BigPushableLever_PushedOffsets[] = {
0, 0, 0, 0, 0, 255, 0, 0,
};
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