125 lines
4.6 KiB
Java
125 lines
4.6 KiB
Java
package net.minecraft.world.level.block;
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import com.mojang.serialization.MapCodec;
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import java.util.Map;
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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.util.RandomSource;
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import net.minecraft.world.item.context.BlockPlaceContext;
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import net.minecraft.world.level.BlockGetter;
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import net.minecraft.world.level.LevelReader;
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import net.minecraft.world.level.ScheduledTickAccess;
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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.BlockStateProperties;
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import net.minecraft.world.level.block.state.properties.BooleanProperty;
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import net.minecraft.world.level.block.state.properties.EnumProperty;
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import net.minecraft.world.level.material.FluidState;
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import net.minecraft.world.level.material.Fluids;
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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 LadderBlock extends Block implements SimpleWaterloggedBlock {
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public static final MapCodec<LadderBlock> CODEC = simpleCodec(LadderBlock::new);
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public static final EnumProperty<Direction> FACING = HorizontalDirectionalBlock.FACING;
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public static final BooleanProperty WATERLOGGED = BlockStateProperties.WATERLOGGED;
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public static final Map<Direction, VoxelShape> SHAPES = Shapes.rotateHorizontal(Block.boxZ(16.0, 13.0, 16.0));
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@Override
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public MapCodec<LadderBlock> codec() {
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return CODEC;
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}
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protected LadderBlock(BlockBehaviour.Properties properties) {
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super(properties);
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this.registerDefaultState(this.stateDefinition.any().setValue(FACING, Direction.NORTH).setValue(WATERLOGGED, false));
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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 (VoxelShape)SHAPES.get(state.getValue(FACING));
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}
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private boolean canAttachTo(BlockGetter blockReader, BlockPos pos, Direction direction) {
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BlockState blockState = blockReader.getBlockState(pos);
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return blockState.isFaceSturdy(blockReader, pos, direction);
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}
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@Override
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protected boolean canSurvive(BlockState state, LevelReader level, BlockPos pos) {
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Direction direction = state.getValue(FACING);
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return this.canAttachTo(level, pos.relative(direction.getOpposite()), direction);
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}
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@Override
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protected BlockState updateShape(
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BlockState state,
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LevelReader level,
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ScheduledTickAccess scheduledTickAccess,
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BlockPos pos,
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Direction direction,
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BlockPos neighborPos,
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BlockState neighborState,
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RandomSource random
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) {
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if (direction.getOpposite() == state.getValue(FACING) && !state.canSurvive(level, pos)) {
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return Blocks.AIR.defaultBlockState();
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} else {
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if ((Boolean)state.getValue(WATERLOGGED)) {
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scheduledTickAccess.scheduleTick(pos, Fluids.WATER, Fluids.WATER.getTickDelay(level));
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}
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return super.updateShape(state, level, scheduledTickAccess, pos, direction, neighborPos, neighborState, random);
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}
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}
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@Nullable
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@Override
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public BlockState getStateForPlacement(BlockPlaceContext context) {
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if (!context.replacingClickedOnBlock()) {
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BlockState blockState = context.getLevel().getBlockState(context.getClickedPos().relative(context.getClickedFace().getOpposite()));
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if (blockState.is(this) && blockState.getValue(FACING) == context.getClickedFace()) {
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return null;
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}
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}
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BlockState blockState = this.defaultBlockState();
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LevelReader levelReader = context.getLevel();
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BlockPos blockPos = context.getClickedPos();
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FluidState fluidState = context.getLevel().getFluidState(context.getClickedPos());
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for (Direction direction : context.getNearestLookingDirections()) {
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if (direction.getAxis().isHorizontal()) {
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blockState = blockState.setValue(FACING, direction.getOpposite());
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if (blockState.canSurvive(levelReader, blockPos)) {
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return blockState.setValue(WATERLOGGED, fluidState.getType() == Fluids.WATER);
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}
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}
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}
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return null;
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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, WATERLOGGED);
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}
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@Override
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protected FluidState getFluidState(BlockState state) {
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return state.getValue(WATERLOGGED) ? Fluids.WATER.getSource(false) : super.getFluidState(state);
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}
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}
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