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package org.bukkit.material;
import java.util.Arrays;
import java.util.EnumSet;
import org.bukkit.Material;
import org.bukkit.block.BlockFace;
/**
* Represents a vine
*/
public class Vine extends MaterialData {
private static final int VINE_NORTH = 0x4;
private static final int VINE_EAST = 0x8;
private static final int VINE_WEST = 0x2;
private static final int VINE_SOUTH = 0x1;
EnumSet<BlockFace> possibleFaces = EnumSet.of(BlockFace.WEST, BlockFace.NORTH, BlockFace.SOUTH, BlockFace.EAST);
public Vine() {
super(Material.VINE);
}
/**
*
* @deprecated Magic value
*/
@Deprecated
public Vine(int type, byte data){
super(type, data);
}
/**
*
* @deprecated Magic value
*/
@Deprecated
public Vine(byte data) {
super(Material.VINE, data);
}
public Vine(BlockFace... faces) {
this(EnumSet.copyOf(Arrays.asList(faces)));
}
public Vine(EnumSet<BlockFace> faces) {
this((byte) 0);
faces.retainAll(possibleFaces);
byte data = 0;
if (faces.contains(BlockFace.WEST)) {
data |= VINE_WEST;
}
if (faces.contains(BlockFace.NORTH)) {
data |= VINE_NORTH;
}
if (faces.contains(BlockFace.SOUTH)) {
data |= VINE_SOUTH;
}
if (faces.contains(BlockFace.EAST)) {
data |= VINE_EAST;
}
setData(data);
}
/**
* Check if the vine is attached to the specified face of an adjacent block. You can
* check two faces at once by passing eg {@link BlockFace#NORTH_EAST}.
*
* @param face The face to check.
* @return Whether it is attached to that face.
*/
public boolean isOnFace(BlockFace face) {
switch (face) {
case WEST:
return (getData() & VINE_WEST) == VINE_WEST;
case NORTH:
return (getData() & VINE_NORTH) == VINE_NORTH;
case SOUTH:
return (getData() & VINE_SOUTH) == VINE_SOUTH;
case EAST:
return (getData() & VINE_EAST) == VINE_EAST;
case NORTH_EAST:
return isOnFace(BlockFace.EAST) && isOnFace(BlockFace.NORTH);
case NORTH_WEST:
return isOnFace(BlockFace.WEST) && isOnFace(BlockFace.NORTH);
case SOUTH_EAST:
return isOnFace(BlockFace.EAST) && isOnFace(BlockFace.SOUTH);
case SOUTH_WEST:
return isOnFace(BlockFace.WEST) && isOnFace(BlockFace.SOUTH);
case UP: // It's impossible to be accurate with this since it's contextual
return true;
default:
return false;
}
}
/**
* Attach the vine to the specified face of an adjacent block.
*
* @param face The face to attach.
*/
public void putOnFace(BlockFace face) {
switch(face) {
case WEST:
setData((byte) (getData() | VINE_WEST));
break;
case NORTH:
setData((byte) (getData() | VINE_NORTH));
break;
case SOUTH:
setData((byte) (getData() | VINE_SOUTH));
break;
case EAST:
setData((byte) (getData() | VINE_EAST));
break;
case NORTH_WEST:
putOnFace(BlockFace.WEST);
putOnFace(BlockFace.NORTH);
break;
case SOUTH_WEST:
putOnFace(BlockFace.WEST);
putOnFace(BlockFace.SOUTH);
break;
case NORTH_EAST:
putOnFace(BlockFace.EAST);
putOnFace(BlockFace.NORTH);
break;
case SOUTH_EAST:
putOnFace(BlockFace.EAST);
putOnFace(BlockFace.SOUTH);
break;
case UP:
break;
default:
throw new IllegalArgumentException("Vines can't go on face " + face.toString());
}
}
/**
* Detach the vine from the specified face of an adjacent block.
*
* @param face The face to detach.
*/
public void removeFromFace(BlockFace face) {
switch(face) {
case WEST:
setData((byte) (getData() & ~VINE_WEST));
break;
case NORTH:
setData((byte) (getData() & ~VINE_NORTH));
break;
case SOUTH:
setData((byte) (getData() & ~VINE_SOUTH));
break;
case EAST:
setData((byte) (getData() & ~VINE_EAST));
break;
case NORTH_WEST:
removeFromFace(BlockFace.WEST);
removeFromFace(BlockFace.NORTH);
break;
case SOUTH_WEST:
removeFromFace(BlockFace.WEST);
removeFromFace(BlockFace.SOUTH);
break;
case NORTH_EAST:
removeFromFace(BlockFace.EAST);
removeFromFace(BlockFace.NORTH);
break;
case SOUTH_EAST:
removeFromFace(BlockFace.EAST);
removeFromFace(BlockFace.SOUTH);
break;
case UP:
break;
default:
throw new IllegalArgumentException("Vines can't go on face " + face.toString());
}
}
@Override
public String toString() {
return "VINE";
}
@Override
public Vine clone() {
return (Vine) super.clone();
}
}
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