minecraft-src/net/minecraft/world/level/block/CandleBlock.java
2025-07-04 03:45:38 +03:00

177 lines
6.9 KiB
Java

package net.minecraft.world.level.block;
import com.mojang.serialization.MapCodec;
import it.unimi.dsi.fastutil.ints.Int2ObjectMap;
import it.unimi.dsi.fastutil.ints.Int2ObjectOpenHashMap;
import java.util.List;
import java.util.function.ToIntFunction;
import net.minecraft.Util;
import net.minecraft.core.BlockPos;
import net.minecraft.core.Direction;
import net.minecraft.tags.BlockTags;
import net.minecraft.util.RandomSource;
import net.minecraft.world.InteractionHand;
import net.minecraft.world.InteractionResult;
import net.minecraft.world.entity.player.Player;
import net.minecraft.world.item.ItemStack;
import net.minecraft.world.item.context.BlockPlaceContext;
import net.minecraft.world.level.BlockGetter;
import net.minecraft.world.level.Level;
import net.minecraft.world.level.LevelAccessor;
import net.minecraft.world.level.LevelReader;
import net.minecraft.world.level.ScheduledTickAccess;
import net.minecraft.world.level.block.state.BlockBehaviour;
import net.minecraft.world.level.block.state.BlockState;
import net.minecraft.world.level.block.state.StateDefinition.Builder;
import net.minecraft.world.level.block.state.properties.BlockStateProperties;
import net.minecraft.world.level.block.state.properties.BooleanProperty;
import net.minecraft.world.level.block.state.properties.IntegerProperty;
import net.minecraft.world.level.material.FluidState;
import net.minecraft.world.level.material.Fluids;
import net.minecraft.world.phys.BlockHitResult;
import net.minecraft.world.phys.Vec3;
import net.minecraft.world.phys.shapes.CollisionContext;
import net.minecraft.world.phys.shapes.VoxelShape;
public class CandleBlock extends AbstractCandleBlock implements SimpleWaterloggedBlock {
public static final MapCodec<CandleBlock> CODEC = simpleCodec(CandleBlock::new);
public static final int MIN_CANDLES = 1;
public static final int MAX_CANDLES = 4;
public static final IntegerProperty CANDLES = BlockStateProperties.CANDLES;
public static final BooleanProperty LIT = AbstractCandleBlock.LIT;
public static final BooleanProperty WATERLOGGED = BlockStateProperties.WATERLOGGED;
public static final ToIntFunction<BlockState> LIGHT_EMISSION = blockState -> blockState.getValue(LIT) ? 3 * (Integer)blockState.getValue(CANDLES) : 0;
private static final Int2ObjectMap<List<Vec3>> PARTICLE_OFFSETS = Util.make(
new Int2ObjectOpenHashMap<>(4),
int2ObjectOpenHashMap -> {
float f = 0.0625F;
int2ObjectOpenHashMap.put(1, List.of(new Vec3(8.0, 8.0, 8.0).scale(0.0625)));
int2ObjectOpenHashMap.put(2, List.of(new Vec3(6.0, 7.0, 8.0).scale(0.0625), new Vec3(10.0, 8.0, 7.0).scale(0.0625)));
int2ObjectOpenHashMap.put(3, List.of(new Vec3(8.0, 5.0, 10.0).scale(0.0625), new Vec3(6.0, 7.0, 8.0).scale(0.0625), new Vec3(9.0, 8.0, 7.0).scale(0.0625)));
int2ObjectOpenHashMap.put(
4,
List.of(
new Vec3(7.0, 5.0, 9.0).scale(0.0625),
new Vec3(10.0, 7.0, 9.0).scale(0.0625),
new Vec3(6.0, 7.0, 6.0).scale(0.0625),
new Vec3(9.0, 8.0, 6.0).scale(0.0625)
)
);
}
);
private static final VoxelShape[] SHAPES = new VoxelShape[]{
Block.column(2.0, 0.0, 6.0), Block.box(5.0, 0.0, 6.0, 11.0, 6.0, 9.0), Block.box(5.0, 0.0, 6.0, 10.0, 6.0, 11.0), Block.box(5.0, 0.0, 5.0, 11.0, 6.0, 10.0)
};
@Override
public MapCodec<CandleBlock> codec() {
return CODEC;
}
public CandleBlock(BlockBehaviour.Properties properties) {
super(properties);
this.registerDefaultState(this.stateDefinition.any().setValue(CANDLES, 1).setValue(LIT, false).setValue(WATERLOGGED, false));
}
@Override
protected InteractionResult useItemOn(
ItemStack stack, BlockState state, Level level, BlockPos pos, Player player, InteractionHand hand, BlockHitResult hitResult
) {
if (stack.isEmpty() && player.getAbilities().mayBuild && (Boolean)state.getValue(LIT)) {
extinguish(player, state, level, pos);
return InteractionResult.SUCCESS;
} else {
return super.useItemOn(stack, state, level, pos, player, hand, hitResult);
}
}
@Override
protected boolean canBeReplaced(BlockState state, BlockPlaceContext useContext) {
return !useContext.isSecondaryUseActive() && useContext.getItemInHand().getItem() == this.asItem() && state.getValue(CANDLES) < 4
? true
: super.canBeReplaced(state, useContext);
}
@Override
public BlockState getStateForPlacement(BlockPlaceContext context) {
BlockState blockState = context.getLevel().getBlockState(context.getClickedPos());
if (blockState.is(this)) {
return blockState.cycle(CANDLES);
} else {
FluidState fluidState = context.getLevel().getFluidState(context.getClickedPos());
boolean bl = fluidState.getType() == Fluids.WATER;
return super.getStateForPlacement(context).setValue(WATERLOGGED, bl);
}
}
@Override
protected BlockState updateShape(
BlockState state,
LevelReader level,
ScheduledTickAccess scheduledTickAccess,
BlockPos pos,
Direction direction,
BlockPos neighborPos,
BlockState neighborState,
RandomSource random
) {
if ((Boolean)state.getValue(WATERLOGGED)) {
scheduledTickAccess.scheduleTick(pos, Fluids.WATER, Fluids.WATER.getTickDelay(level));
}
return super.updateShape(state, level, scheduledTickAccess, pos, direction, neighborPos, neighborState, random);
}
@Override
protected FluidState getFluidState(BlockState state) {
return state.getValue(WATERLOGGED) ? Fluids.WATER.getSource(false) : super.getFluidState(state);
}
@Override
protected VoxelShape getShape(BlockState state, BlockGetter level, BlockPos pos, CollisionContext context) {
return SHAPES[state.getValue(CANDLES) - 1];
}
@Override
protected void createBlockStateDefinition(Builder<Block, BlockState> builder) {
builder.add(CANDLES, LIT, WATERLOGGED);
}
@Override
public boolean placeLiquid(LevelAccessor level, BlockPos pos, BlockState state, FluidState fluidState) {
if (!(Boolean)state.getValue(WATERLOGGED) && fluidState.getType() == Fluids.WATER) {
BlockState blockState = state.setValue(WATERLOGGED, true);
if ((Boolean)state.getValue(LIT)) {
extinguish(null, blockState, level, pos);
} else {
level.setBlock(pos, blockState, 3);
}
level.scheduleTick(pos, fluidState.getType(), fluidState.getType().getTickDelay(level));
return true;
} else {
return false;
}
}
public static boolean canLight(BlockState state) {
return state.is(BlockTags.CANDLES, blockStateBase -> blockStateBase.hasProperty(LIT) && blockStateBase.hasProperty(WATERLOGGED))
&& !(Boolean)state.getValue(LIT)
&& !(Boolean)state.getValue(WATERLOGGED);
}
@Override
protected Iterable<Vec3> getParticleOffsets(BlockState state) {
return (Iterable<Vec3>)PARTICLE_OFFSETS.get(((Integer)state.getValue(CANDLES)).intValue());
}
@Override
protected boolean canBeLit(BlockState state) {
return !(Boolean)state.getValue(WATERLOGGED) && super.canBeLit(state);
}
@Override
protected boolean canSurvive(BlockState state, LevelReader level, BlockPos pos) {
return Block.canSupportCenter(level, pos.below(), Direction.UP);
}
}