430 lines
15 KiB
Java
430 lines
15 KiB
Java
package net.minecraft.block;
|
|
|
|
import java.util.List;
|
|
import java.util.Random;
|
|
import javax.annotation.Nullable;
|
|
import net.minecraft.block.material.Material;
|
|
import net.minecraft.block.properties.IProperty;
|
|
import net.minecraft.block.properties.PropertyBool;
|
|
import net.minecraft.block.state.BlockFaceShape;
|
|
import net.minecraft.block.state.BlockStateContainer;
|
|
import net.minecraft.block.state.IBlockState;
|
|
import net.minecraft.creativetab.CreativeTabs;
|
|
import net.minecraft.entity.Entity;
|
|
import net.minecraft.entity.EntityLivingBase;
|
|
import net.minecraft.entity.player.EntityPlayer;
|
|
import net.minecraft.entity.projectile.EntityArrow;
|
|
import net.minecraft.init.Blocks;
|
|
import net.minecraft.util.EnumFacing;
|
|
import net.minecraft.util.EnumHand;
|
|
import net.minecraft.util.Mirror;
|
|
import net.minecraft.util.Rotation;
|
|
import net.minecraft.util.math.AxisAlignedBB;
|
|
import net.minecraft.util.math.BlockPos;
|
|
import net.minecraft.world.IBlockAccess;
|
|
import net.minecraft.world.World;
|
|
|
|
public abstract class BlockButton extends BlockDirectional
|
|
{
|
|
public static final PropertyBool POWERED = PropertyBool.create("powered");
|
|
protected static final AxisAlignedBB AABB_DOWN_OFF = new AxisAlignedBB(0.3125D, 0.875D, 0.375D, 0.6875D, 1.0D, 0.625D);
|
|
protected static final AxisAlignedBB AABB_UP_OFF = new AxisAlignedBB(0.3125D, 0.0D, 0.375D, 0.6875D, 0.125D, 0.625D);
|
|
protected static final AxisAlignedBB AABB_NORTH_OFF = new AxisAlignedBB(0.3125D, 0.375D, 0.875D, 0.6875D, 0.625D, 1.0D);
|
|
protected static final AxisAlignedBB AABB_SOUTH_OFF = new AxisAlignedBB(0.3125D, 0.375D, 0.0D, 0.6875D, 0.625D, 0.125D);
|
|
protected static final AxisAlignedBB AABB_WEST_OFF = new AxisAlignedBB(0.875D, 0.375D, 0.3125D, 1.0D, 0.625D, 0.6875D);
|
|
protected static final AxisAlignedBB AABB_EAST_OFF = new AxisAlignedBB(0.0D, 0.375D, 0.3125D, 0.125D, 0.625D, 0.6875D);
|
|
protected static final AxisAlignedBB AABB_DOWN_ON = new AxisAlignedBB(0.3125D, 0.9375D, 0.375D, 0.6875D, 1.0D, 0.625D);
|
|
protected static final AxisAlignedBB AABB_UP_ON = new AxisAlignedBB(0.3125D, 0.0D, 0.375D, 0.6875D, 0.0625D, 0.625D);
|
|
protected static final AxisAlignedBB AABB_NORTH_ON = new AxisAlignedBB(0.3125D, 0.375D, 0.9375D, 0.6875D, 0.625D, 1.0D);
|
|
protected static final AxisAlignedBB AABB_SOUTH_ON = new AxisAlignedBB(0.3125D, 0.375D, 0.0D, 0.6875D, 0.625D, 0.0625D);
|
|
protected static final AxisAlignedBB AABB_WEST_ON = new AxisAlignedBB(0.9375D, 0.375D, 0.3125D, 1.0D, 0.625D, 0.6875D);
|
|
protected static final AxisAlignedBB AABB_EAST_ON = new AxisAlignedBB(0.0D, 0.375D, 0.3125D, 0.0625D, 0.625D, 0.6875D);
|
|
private final boolean wooden;
|
|
|
|
protected BlockButton(boolean wooden)
|
|
{
|
|
super(Material.CIRCUITS);
|
|
this.setDefaultState(this.blockState.getBaseState().withProperty(FACING, EnumFacing.NORTH).withProperty(POWERED, Boolean.valueOf(false)));
|
|
this.setTickRandomly(true);
|
|
this.setCreativeTab(CreativeTabs.REDSTONE);
|
|
this.wooden = wooden;
|
|
}
|
|
|
|
@Nullable
|
|
public AxisAlignedBB getCollisionBoundingBox(IBlockState blockState, IBlockAccess worldIn, BlockPos pos)
|
|
{
|
|
return NULL_AABB;
|
|
}
|
|
|
|
/**
|
|
* How many world ticks before ticking
|
|
*/
|
|
public int tickRate(World worldIn)
|
|
{
|
|
return this.wooden ? 30 : 20;
|
|
}
|
|
|
|
/**
|
|
* Used to determine ambient occlusion and culling when rebuilding chunks for render
|
|
*/
|
|
public boolean isOpaqueCube(IBlockState state)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
public boolean isFullCube(IBlockState state)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Check whether this Block can be placed at pos, while aiming at the specified side of an adjacent block
|
|
*/
|
|
public boolean canPlaceBlockOnSide(World worldIn, BlockPos pos, EnumFacing side)
|
|
{
|
|
return canPlaceBlock(worldIn, pos, side);
|
|
}
|
|
|
|
/**
|
|
* Checks if this block can be placed exactly at the given position.
|
|
*/
|
|
public boolean canPlaceBlockAt(World worldIn, BlockPos pos)
|
|
{
|
|
for (EnumFacing enumfacing : EnumFacing.values())
|
|
{
|
|
if (canPlaceBlock(worldIn, pos, enumfacing))
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Check whether this block can be placed on the block in the given direction.
|
|
*/
|
|
protected static boolean canPlaceBlock(World worldIn, BlockPos pos, EnumFacing direction)
|
|
{
|
|
BlockPos blockpos = pos.offset(direction.getOpposite());
|
|
IBlockState iblockstate = worldIn.getBlockState(blockpos);
|
|
boolean flag = iblockstate.getBlockFaceShape(worldIn, blockpos, direction) == BlockFaceShape.SOLID;
|
|
Block block = iblockstate.getBlock();
|
|
|
|
if (direction == EnumFacing.UP)
|
|
{
|
|
return iblockstate.isTopSolid() || !isExceptionBlockForAttaching(block) && flag;
|
|
}
|
|
else
|
|
{
|
|
return !isExceptBlockForAttachWithPiston(block) && flag;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Called by ItemBlocks just before a block is actually set in the world, to allow for adjustments to the
|
|
* IBlockstate
|
|
*/
|
|
public IBlockState getStateForPlacement(World worldIn, BlockPos pos, EnumFacing facing, float hitX, float hitY, float hitZ, int meta, EntityLivingBase placer)
|
|
{
|
|
return canPlaceBlock(worldIn, pos, facing) ? this.getDefaultState().withProperty(FACING, facing).withProperty(POWERED, Boolean.valueOf(false)) : this.getDefaultState().withProperty(FACING, EnumFacing.DOWN).withProperty(POWERED, Boolean.valueOf(false));
|
|
}
|
|
|
|
/**
|
|
* Called when a neighboring block was changed and marks that this state should perform any checks during a neighbor
|
|
* change. Cases may include when redstone power is updated, cactus blocks popping off due to a neighboring solid
|
|
* block, etc.
|
|
*/
|
|
public void neighborChanged(IBlockState state, World worldIn, BlockPos pos, Block blockIn, BlockPos fromPos)
|
|
{
|
|
if (this.checkForDrop(worldIn, pos, state) && !canPlaceBlock(worldIn, pos, (EnumFacing)state.getValue(FACING)))
|
|
{
|
|
this.dropBlockAsItem(worldIn, pos, state, 0);
|
|
worldIn.setBlockToAir(pos);
|
|
}
|
|
}
|
|
|
|
private boolean checkForDrop(World worldIn, BlockPos pos, IBlockState state)
|
|
{
|
|
if (this.canPlaceBlockAt(worldIn, pos))
|
|
{
|
|
return true;
|
|
}
|
|
else
|
|
{
|
|
this.dropBlockAsItem(worldIn, pos, state, 0);
|
|
worldIn.setBlockToAir(pos);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
public AxisAlignedBB getBoundingBox(IBlockState state, IBlockAccess source, BlockPos pos)
|
|
{
|
|
EnumFacing enumfacing = (EnumFacing)state.getValue(FACING);
|
|
boolean flag = ((Boolean)state.getValue(POWERED)).booleanValue();
|
|
|
|
switch (enumfacing)
|
|
{
|
|
case EAST:
|
|
return flag ? AABB_EAST_ON : AABB_EAST_OFF;
|
|
case WEST:
|
|
return flag ? AABB_WEST_ON : AABB_WEST_OFF;
|
|
case SOUTH:
|
|
return flag ? AABB_SOUTH_ON : AABB_SOUTH_OFF;
|
|
case NORTH:
|
|
default:
|
|
return flag ? AABB_NORTH_ON : AABB_NORTH_OFF;
|
|
case UP:
|
|
return flag ? AABB_UP_ON : AABB_UP_OFF;
|
|
case DOWN:
|
|
return flag ? AABB_DOWN_ON : AABB_DOWN_OFF;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Called when the block is right clicked by a player.
|
|
*/
|
|
public boolean onBlockActivated(World worldIn, BlockPos pos, IBlockState state, EntityPlayer playerIn, EnumHand hand, EnumFacing facing, float hitX, float hitY, float hitZ)
|
|
{
|
|
if (((Boolean)state.getValue(POWERED)).booleanValue())
|
|
{
|
|
return true;
|
|
}
|
|
else
|
|
{
|
|
worldIn.setBlockState(pos, state.withProperty(POWERED, Boolean.valueOf(true)), 3);
|
|
worldIn.markBlockRangeForRenderUpdate(pos, pos);
|
|
this.playClickSound(playerIn, worldIn, pos);
|
|
this.notifyNeighbors(worldIn, pos, (EnumFacing)state.getValue(FACING));
|
|
worldIn.scheduleUpdate(pos, this, this.tickRate(worldIn));
|
|
return true;
|
|
}
|
|
}
|
|
|
|
protected abstract void playClickSound(@Nullable EntityPlayer player, World worldIn, BlockPos pos);
|
|
|
|
protected abstract void playReleaseSound(World worldIn, BlockPos pos);
|
|
|
|
/**
|
|
* Called serverside after this block is replaced with another in Chunk, but before the Tile Entity is updated
|
|
*/
|
|
public void breakBlock(World worldIn, BlockPos pos, IBlockState state)
|
|
{
|
|
if (((Boolean)state.getValue(POWERED)).booleanValue())
|
|
{
|
|
this.notifyNeighbors(worldIn, pos, (EnumFacing)state.getValue(FACING));
|
|
}
|
|
|
|
super.breakBlock(worldIn, pos, state);
|
|
}
|
|
|
|
public int getWeakPower(IBlockState blockState, IBlockAccess blockAccess, BlockPos pos, EnumFacing side)
|
|
{
|
|
return ((Boolean)blockState.getValue(POWERED)).booleanValue() ? 15 : 0;
|
|
}
|
|
|
|
public int getStrongPower(IBlockState blockState, IBlockAccess blockAccess, BlockPos pos, EnumFacing side)
|
|
{
|
|
if (!((Boolean)blockState.getValue(POWERED)).booleanValue())
|
|
{
|
|
return 0;
|
|
}
|
|
else
|
|
{
|
|
return blockState.getValue(FACING) == side ? 15 : 0;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Can this block provide power. Only wire currently seems to have this change based on its state.
|
|
*/
|
|
public boolean canProvidePower(IBlockState state)
|
|
{
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* Called randomly when setTickRandomly is set to true (used by e.g. crops to grow, etc.)
|
|
*/
|
|
public void randomTick(World worldIn, BlockPos pos, IBlockState state, Random random)
|
|
{
|
|
}
|
|
|
|
public void updateTick(World worldIn, BlockPos pos, IBlockState state, Random rand)
|
|
{
|
|
if (!worldIn.isRemote)
|
|
{
|
|
if (((Boolean)state.getValue(POWERED)).booleanValue())
|
|
{
|
|
if (this.wooden)
|
|
{
|
|
this.checkPressed(state, worldIn, pos);
|
|
}
|
|
else
|
|
{
|
|
worldIn.setBlockState(pos, state.withProperty(POWERED, Boolean.valueOf(false)));
|
|
this.notifyNeighbors(worldIn, pos, (EnumFacing)state.getValue(FACING));
|
|
this.playReleaseSound(worldIn, pos);
|
|
worldIn.markBlockRangeForRenderUpdate(pos, pos);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Called When an Entity Collided with the Block
|
|
*/
|
|
public void onEntityCollidedWithBlock(World worldIn, BlockPos pos, IBlockState state, Entity entityIn)
|
|
{
|
|
if (!worldIn.isRemote)
|
|
{
|
|
if (this.wooden)
|
|
{
|
|
if (!((Boolean)state.getValue(POWERED)).booleanValue())
|
|
{
|
|
this.checkPressed(state, worldIn, pos);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
private void checkPressed(IBlockState state, World worldIn, BlockPos pos)
|
|
{
|
|
List <? extends Entity > list = worldIn.<Entity>getEntitiesWithinAABB(EntityArrow.class, state.getBoundingBox(worldIn, pos).offset(pos));
|
|
boolean flag = !list.isEmpty();
|
|
boolean flag1 = ((Boolean)state.getValue(POWERED)).booleanValue();
|
|
|
|
if (flag && !flag1)
|
|
{
|
|
worldIn.setBlockState(pos, state.withProperty(POWERED, Boolean.valueOf(true)));
|
|
this.notifyNeighbors(worldIn, pos, (EnumFacing)state.getValue(FACING));
|
|
worldIn.markBlockRangeForRenderUpdate(pos, pos);
|
|
this.playClickSound((EntityPlayer)null, worldIn, pos);
|
|
}
|
|
|
|
if (!flag && flag1)
|
|
{
|
|
worldIn.setBlockState(pos, state.withProperty(POWERED, Boolean.valueOf(false)));
|
|
this.notifyNeighbors(worldIn, pos, (EnumFacing)state.getValue(FACING));
|
|
worldIn.markBlockRangeForRenderUpdate(pos, pos);
|
|
this.playReleaseSound(worldIn, pos);
|
|
}
|
|
|
|
if (flag)
|
|
{
|
|
worldIn.scheduleUpdate(new BlockPos(pos), this, this.tickRate(worldIn));
|
|
}
|
|
}
|
|
|
|
private void notifyNeighbors(World worldIn, BlockPos pos, EnumFacing facing)
|
|
{
|
|
worldIn.notifyNeighborsOfStateChange(pos, this, false);
|
|
worldIn.notifyNeighborsOfStateChange(pos.offset(facing.getOpposite()), this, false);
|
|
}
|
|
|
|
/**
|
|
* Convert the given metadata into a BlockState for this Block
|
|
*/
|
|
public IBlockState getStateFromMeta(int meta)
|
|
{
|
|
EnumFacing enumfacing;
|
|
|
|
switch (meta & 7)
|
|
{
|
|
case 0:
|
|
enumfacing = EnumFacing.DOWN;
|
|
break;
|
|
case 1:
|
|
enumfacing = EnumFacing.EAST;
|
|
break;
|
|
case 2:
|
|
enumfacing = EnumFacing.WEST;
|
|
break;
|
|
case 3:
|
|
enumfacing = EnumFacing.SOUTH;
|
|
break;
|
|
case 4:
|
|
enumfacing = EnumFacing.NORTH;
|
|
break;
|
|
case 5:
|
|
default:
|
|
enumfacing = EnumFacing.UP;
|
|
}
|
|
|
|
return this.getDefaultState().withProperty(FACING, enumfacing).withProperty(POWERED, Boolean.valueOf((meta & 8) > 0));
|
|
}
|
|
|
|
/**
|
|
* Convert the BlockState into the correct metadata value
|
|
*/
|
|
public int getMetaFromState(IBlockState state)
|
|
{
|
|
int i;
|
|
|
|
switch ((EnumFacing)state.getValue(FACING))
|
|
{
|
|
case EAST:
|
|
i = 1;
|
|
break;
|
|
case WEST:
|
|
i = 2;
|
|
break;
|
|
case SOUTH:
|
|
i = 3;
|
|
break;
|
|
case NORTH:
|
|
i = 4;
|
|
break;
|
|
case UP:
|
|
default:
|
|
i = 5;
|
|
break;
|
|
case DOWN:
|
|
i = 0;
|
|
}
|
|
|
|
if (((Boolean)state.getValue(POWERED)).booleanValue())
|
|
{
|
|
i |= 8;
|
|
}
|
|
|
|
return i;
|
|
}
|
|
|
|
/**
|
|
* Returns the blockstate with the given rotation from the passed blockstate. If inapplicable, returns the passed
|
|
* blockstate.
|
|
*/
|
|
public IBlockState withRotation(IBlockState state, Rotation rot)
|
|
{
|
|
return state.withProperty(FACING, rot.rotate((EnumFacing)state.getValue(FACING)));
|
|
}
|
|
|
|
/**
|
|
* Returns the blockstate with the given mirror of the passed blockstate. If inapplicable, returns the passed
|
|
* blockstate.
|
|
*/
|
|
public IBlockState withMirror(IBlockState state, Mirror mirrorIn)
|
|
{
|
|
return state.withRotation(mirrorIn.toRotation((EnumFacing)state.getValue(FACING)));
|
|
}
|
|
|
|
protected BlockStateContainer createBlockState()
|
|
{
|
|
return new BlockStateContainer(this, new IProperty[] {FACING, POWERED});
|
|
}
|
|
|
|
/**
|
|
* Get the geometry of the queried face at the given position and state. This is used to decide whether things like
|
|
* buttons are allowed to be placed on the face, or how glass panes connect to the face, among other things.
|
|
* <p>
|
|
* Common values are {@code SOLID}, which is the default, and {@code UNDEFINED}, which represents something that
|
|
* does not fit the other descriptions and will generally cause other things not to connect to the face.
|
|
*
|
|
* @return an approximation of the form of the given face
|
|
*/
|
|
public BlockFaceShape getBlockFaceShape(IBlockAccess worldIn, IBlockState state, BlockPos pos, EnumFacing face)
|
|
{
|
|
return BlockFaceShape.UNDEFINED;
|
|
}
|
|
} |