170 lines
7.4 KiB
Java
170 lines
7.4 KiB
Java
package net.minecraft.world.level.block;
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import com.mojang.serialization.MapCodec;
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import com.mojang.serialization.codecs.RecordCodecBuilder;
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import java.util.Map;
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import java.util.Optional;
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import java.util.Map.Entry;
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import java.util.stream.Collectors;
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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.tags.BlockTags;
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import net.minecraft.util.RandomSource;
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import net.minecraft.world.InteractionHand;
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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.HangingSignItem;
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import net.minecraft.world.item.ItemStack;
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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.Level;
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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.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.entity.HangingSignBlockEntity;
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import net.minecraft.world.level.block.entity.SignBlockEntity;
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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;
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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.IntegerProperty;
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import net.minecraft.world.level.block.state.properties.RotationSegment;
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import net.minecraft.world.level.block.state.properties.WoodType;
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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.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 CeilingHangingSignBlock extends SignBlock {
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public static final MapCodec<CeilingHangingSignBlock> CODEC = RecordCodecBuilder.mapCodec(
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instance -> instance.group(WoodType.CODEC.fieldOf("wood_type").forGetter(SignBlock::type), propertiesCodec()).apply(instance, CeilingHangingSignBlock::new)
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);
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public static final IntegerProperty ROTATION = BlockStateProperties.ROTATION_16;
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public static final BooleanProperty ATTACHED = BlockStateProperties.ATTACHED;
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private static final VoxelShape SHAPE_DEFAULT = Block.column(10.0, 0.0, 16.0);
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private static final Map<Integer, VoxelShape> SHAPES = (Map<Integer, VoxelShape>)Shapes.rotateHorizontal(Block.column(14.0, 2.0, 0.0, 10.0))
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.entrySet()
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.stream()
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.collect(Collectors.toMap(entry -> RotationSegment.convertToSegment((Direction)entry.getKey()), Entry::getValue));
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@Override
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public MapCodec<CeilingHangingSignBlock> codec() {
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return CODEC;
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}
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public CeilingHangingSignBlock(WoodType type, BlockBehaviour.Properties properties) {
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super(type, properties.sound(type.hangingSignSoundType()));
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this.registerDefaultState(this.stateDefinition.any().setValue(ROTATION, 0).setValue(ATTACHED, false).setValue(WATERLOGGED, false));
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}
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@Override
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protected InteractionResult useItemOn(
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ItemStack stack, BlockState state, Level level, BlockPos pos, Player player, InteractionHand hand, BlockHitResult hitResult
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) {
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return (InteractionResult)(level.getBlockEntity(pos) instanceof SignBlockEntity signBlockEntity
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&& this.shouldTryToChainAnotherHangingSign(player, hitResult, signBlockEntity, stack)
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? InteractionResult.PASS
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: super.useItemOn(stack, state, level, pos, player, hand, hitResult));
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}
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private boolean shouldTryToChainAnotherHangingSign(Player player, BlockHitResult hitResult, SignBlockEntity sign, ItemStack stack) {
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return !sign.canExecuteClickCommands(sign.isFacingFrontText(player), player)
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&& stack.getItem() instanceof HangingSignItem
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&& hitResult.getDirection().equals(Direction.DOWN);
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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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return level.getBlockState(pos.above()).isFaceSturdy(level, pos.above(), Direction.DOWN, SupportType.CENTER);
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}
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@Override
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public BlockState getStateForPlacement(BlockPlaceContext context) {
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Level level = context.getLevel();
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FluidState fluidState = level.getFluidState(context.getClickedPos());
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BlockPos blockPos = context.getClickedPos().above();
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BlockState blockState = level.getBlockState(blockPos);
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boolean bl = blockState.is(BlockTags.ALL_HANGING_SIGNS);
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Direction direction = Direction.fromYRot(context.getRotation());
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boolean bl2 = !Block.isFaceFull(blockState.getCollisionShape(level, blockPos), Direction.DOWN) || context.isSecondaryUseActive();
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if (bl && !context.isSecondaryUseActive()) {
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if (blockState.hasProperty(WallHangingSignBlock.FACING)) {
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Direction direction2 = blockState.getValue(WallHangingSignBlock.FACING);
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if (direction2.getAxis().test(direction)) {
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bl2 = false;
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}
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} else if (blockState.hasProperty(ROTATION)) {
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Optional<Direction> optional = RotationSegment.convertToDirection((Integer)blockState.getValue(ROTATION));
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if (optional.isPresent() && ((Direction)optional.get()).getAxis().test(direction)) {
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bl2 = false;
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}
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}
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}
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int i = !bl2 ? RotationSegment.convertToSegment(direction.getOpposite()) : RotationSegment.convertToSegment(context.getRotation() + 180.0F);
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return this.defaultBlockState().setValue(ATTACHED, bl2).setValue(ROTATION, i).setValue(WATERLOGGED, fluidState.getType() == Fluids.WATER);
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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.getOrDefault(state.getValue(ROTATION), SHAPE_DEFAULT);
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}
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@Override
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protected VoxelShape getBlockSupportShape(BlockState state, BlockGetter level, BlockPos pos) {
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return this.getShape(state, level, pos, CollisionContext.empty());
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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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return direction == Direction.UP && !this.canSurvive(state, level, pos)
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? Blocks.AIR.defaultBlockState()
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: super.updateShape(state, level, scheduledTickAccess, pos, direction, neighborPos, neighborState, random);
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}
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@Override
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public float getYRotationDegrees(BlockState state) {
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return RotationSegment.convertToDegrees((Integer)state.getValue(ROTATION));
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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(ROTATION, rotation.rotate((Integer)state.getValue(ROTATION), 16));
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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.setValue(ROTATION, mirror.mirror((Integer)state.getValue(ROTATION), 16));
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}
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@Override
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protected void createBlockStateDefinition(StateDefinition.Builder<Block, BlockState> builder) {
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builder.add(ROTATION, ATTACHED, WATERLOGGED);
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}
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@Override
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public BlockEntity newBlockEntity(BlockPos pos, BlockState state) {
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return new HangingSignBlockEntity(pos, state);
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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.HANGING_SIGN, SignBlockEntity::tick);
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}
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}
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