82 lines
3.2 KiB
Java
82 lines
3.2 KiB
Java
package net.minecraft.world.level.block;
|
|
|
|
import com.google.common.collect.Maps;
|
|
import com.mojang.serialization.MapCodec;
|
|
import com.mojang.serialization.codecs.RecordCodecBuilder;
|
|
import java.util.Map;
|
|
import net.minecraft.core.BlockPos;
|
|
import net.minecraft.core.Direction;
|
|
import net.minecraft.world.item.DyeColor;
|
|
import net.minecraft.world.item.context.BlockPlaceContext;
|
|
import net.minecraft.world.level.BlockGetter;
|
|
import net.minecraft.world.level.LevelAccessor;
|
|
import net.minecraft.world.level.LevelReader;
|
|
import net.minecraft.world.level.block.state.BlockBehaviour;
|
|
import net.minecraft.world.level.block.state.BlockState;
|
|
import net.minecraft.world.level.block.state.StateDefinition;
|
|
import net.minecraft.world.level.block.state.properties.BlockStateProperties;
|
|
import net.minecraft.world.level.block.state.properties.IntegerProperty;
|
|
import net.minecraft.world.level.block.state.properties.RotationSegment;
|
|
import net.minecraft.world.phys.shapes.CollisionContext;
|
|
import net.minecraft.world.phys.shapes.VoxelShape;
|
|
|
|
public class BannerBlock extends AbstractBannerBlock {
|
|
public static final MapCodec<BannerBlock> CODEC = RecordCodecBuilder.mapCodec(
|
|
instance -> instance.group(DyeColor.CODEC.fieldOf("color").forGetter(AbstractBannerBlock::getColor), propertiesCodec()).apply(instance, BannerBlock::new)
|
|
);
|
|
public static final IntegerProperty ROTATION = BlockStateProperties.ROTATION_16;
|
|
private static final Map<DyeColor, Block> BY_COLOR = Maps.<DyeColor, Block>newHashMap();
|
|
private static final VoxelShape SHAPE = Block.box(4.0, 0.0, 4.0, 12.0, 16.0, 12.0);
|
|
|
|
@Override
|
|
public MapCodec<BannerBlock> codec() {
|
|
return CODEC;
|
|
}
|
|
|
|
public BannerBlock(DyeColor color, BlockBehaviour.Properties properties) {
|
|
super(color, properties);
|
|
this.registerDefaultState(this.stateDefinition.any().setValue(ROTATION, 0));
|
|
BY_COLOR.put(color, this);
|
|
}
|
|
|
|
@Override
|
|
protected boolean canSurvive(BlockState state, LevelReader level, BlockPos pos) {
|
|
return level.getBlockState(pos.below()).isSolid();
|
|
}
|
|
|
|
@Override
|
|
protected VoxelShape getShape(BlockState state, BlockGetter level, BlockPos pos, CollisionContext context) {
|
|
return SHAPE;
|
|
}
|
|
|
|
@Override
|
|
public BlockState getStateForPlacement(BlockPlaceContext context) {
|
|
return this.defaultBlockState().setValue(ROTATION, RotationSegment.convertToSegment(context.getRotation() + 180.0F));
|
|
}
|
|
|
|
@Override
|
|
protected BlockState updateShape(BlockState state, Direction direction, BlockState neighborState, LevelAccessor level, BlockPos pos, BlockPos neighborPos) {
|
|
return direction == Direction.DOWN && !state.canSurvive(level, pos)
|
|
? Blocks.AIR.defaultBlockState()
|
|
: super.updateShape(state, direction, neighborState, level, pos, neighborPos);
|
|
}
|
|
|
|
@Override
|
|
protected BlockState rotate(BlockState state, Rotation rotation) {
|
|
return state.setValue(ROTATION, rotation.rotate((Integer)state.getValue(ROTATION), 16));
|
|
}
|
|
|
|
@Override
|
|
protected BlockState mirror(BlockState state, Mirror mirror) {
|
|
return state.setValue(ROTATION, mirror.mirror((Integer)state.getValue(ROTATION), 16));
|
|
}
|
|
|
|
@Override
|
|
protected void createBlockStateDefinition(StateDefinition.Builder<Block, BlockState> builder) {
|
|
builder.add(ROTATION);
|
|
}
|
|
|
|
public static Block byColor(DyeColor color) {
|
|
return (Block)BY_COLOR.getOrDefault(color, Blocks.WHITE_BANNER);
|
|
}
|
|
}
|