140 lines
5.5 KiB
Java
140 lines
5.5 KiB
Java
package net.minecraft.world.level.block.piston;
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import com.mojang.serialization.MapCodec;
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import java.util.Collections;
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import java.util.List;
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import net.minecraft.core.BlockPos;
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import net.minecraft.core.Direction;
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import net.minecraft.world.InteractionResult;
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import net.minecraft.world.entity.player.Player;
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import net.minecraft.world.item.ItemStack;
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import net.minecraft.world.level.BlockGetter;
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import net.minecraft.world.level.Level;
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import net.minecraft.world.level.LevelAccessor;
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import net.minecraft.world.level.LevelReader;
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import net.minecraft.world.level.block.BaseEntityBlock;
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import net.minecraft.world.level.block.Block;
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import net.minecraft.world.level.block.Mirror;
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import net.minecraft.world.level.block.RenderShape;
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import net.minecraft.world.level.block.Rotation;
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import net.minecraft.world.level.block.entity.BlockEntity;
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import net.minecraft.world.level.block.entity.BlockEntityTicker;
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import net.minecraft.world.level.block.entity.BlockEntityType;
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import net.minecraft.world.level.block.state.BlockBehaviour;
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import net.minecraft.world.level.block.state.BlockState;
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import net.minecraft.world.level.block.state.StateDefinition.Builder;
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import net.minecraft.world.level.block.state.properties.EnumProperty;
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import net.minecraft.world.level.block.state.properties.PistonType;
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import net.minecraft.world.level.pathfinder.PathComputationType;
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import net.minecraft.world.level.storage.loot.parameters.LootContextParams;
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import net.minecraft.world.phys.BlockHitResult;
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import net.minecraft.world.phys.shapes.CollisionContext;
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import net.minecraft.world.phys.shapes.Shapes;
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import net.minecraft.world.phys.shapes.VoxelShape;
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import org.jetbrains.annotations.Nullable;
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public class MovingPistonBlock extends BaseEntityBlock {
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public static final MapCodec<MovingPistonBlock> CODEC = simpleCodec(MovingPistonBlock::new);
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public static final EnumProperty<Direction> FACING = PistonHeadBlock.FACING;
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public static final EnumProperty<PistonType> TYPE = PistonHeadBlock.TYPE;
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@Override
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public MapCodec<MovingPistonBlock> codec() {
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return CODEC;
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}
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public MovingPistonBlock(BlockBehaviour.Properties properties) {
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super(properties);
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this.registerDefaultState(this.stateDefinition.any().setValue(FACING, Direction.NORTH).setValue(TYPE, PistonType.DEFAULT));
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}
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@Nullable
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@Override
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public BlockEntity newBlockEntity(BlockPos pos, BlockState state) {
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return null;
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}
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public static BlockEntity newMovingBlockEntity(
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BlockPos pos, BlockState blockState, BlockState movedState, Direction direction, boolean extending, boolean isSourcePiston
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) {
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return new PistonMovingBlockEntity(pos, blockState, movedState, direction, extending, isSourcePiston);
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}
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@Nullable
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@Override
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public <T extends BlockEntity> BlockEntityTicker<T> getTicker(Level level, BlockState state, BlockEntityType<T> blockEntityType) {
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return createTickerHelper(blockEntityType, BlockEntityType.PISTON, PistonMovingBlockEntity::tick);
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}
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@Override
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public void destroy(LevelAccessor level, BlockPos pos, BlockState state) {
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BlockPos blockPos = pos.relative(((Direction)state.getValue(FACING)).getOpposite());
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BlockState blockState = level.getBlockState(blockPos);
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if (blockState.getBlock() instanceof PistonBaseBlock && (Boolean)blockState.getValue(PistonBaseBlock.EXTENDED)) {
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level.removeBlock(blockPos, false);
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}
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}
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@Override
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protected InteractionResult useWithoutItem(BlockState state, Level level, BlockPos pos, Player player, BlockHitResult hitResult) {
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if (!level.isClientSide && level.getBlockEntity(pos) == null) {
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level.removeBlock(pos, false);
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return InteractionResult.CONSUME;
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} else {
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return InteractionResult.PASS;
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}
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}
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@Override
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protected List<ItemStack> getDrops(BlockState state, net.minecraft.world.level.storage.loot.LootParams.Builder params) {
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PistonMovingBlockEntity pistonMovingBlockEntity = this.getBlockEntity(params.getLevel(), BlockPos.containing(params.getParameter(LootContextParams.ORIGIN)));
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return pistonMovingBlockEntity == null ? Collections.emptyList() : pistonMovingBlockEntity.getMovedState().getDrops(params);
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}
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@Override
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protected VoxelShape getShape(BlockState state, BlockGetter level, BlockPos pos, CollisionContext context) {
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return Shapes.empty();
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}
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@Override
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protected VoxelShape getCollisionShape(BlockState state, BlockGetter level, BlockPos pos, CollisionContext context) {
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PistonMovingBlockEntity pistonMovingBlockEntity = this.getBlockEntity(level, pos);
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return pistonMovingBlockEntity != null ? pistonMovingBlockEntity.getCollisionShape(level, pos) : Shapes.empty();
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}
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@Nullable
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private PistonMovingBlockEntity getBlockEntity(BlockGetter blockReader, BlockPos pos) {
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BlockEntity blockEntity = blockReader.getBlockEntity(pos);
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return blockEntity instanceof PistonMovingBlockEntity ? (PistonMovingBlockEntity)blockEntity : null;
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}
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@Override
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protected RenderShape getRenderShape(BlockState state) {
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return RenderShape.INVISIBLE;
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}
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@Override
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protected ItemStack getCloneItemStack(LevelReader level, BlockPos pos, BlockState state, boolean includeData) {
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return ItemStack.EMPTY;
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}
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@Override
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protected BlockState rotate(BlockState state, Rotation rotation) {
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return state.setValue(FACING, rotation.rotate(state.getValue(FACING)));
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}
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@Override
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protected BlockState mirror(BlockState state, Mirror mirror) {
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return state.rotate(mirror.getRotation(state.getValue(FACING)));
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}
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@Override
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protected void createBlockStateDefinition(Builder<Block, BlockState> builder) {
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builder.add(FACING, TYPE);
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}
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@Override
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protected boolean isPathfindable(BlockState state, PathComputationType pathComputationType) {
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return false;
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}
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}
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