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Added support for 'rotation' BlockState values.

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This commit is contained in:
Matthew Miller
2019-01-22 21:59:20 +10:00
parent 2e0fa300b7
commit 2f9c7f19f5
2 changed files with 109 additions and 0 deletions
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89
worldedit-core/src/main/java/com/sk89q/worldedit/util/Direction.java
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@ -24,6 +24,8 @@ import com.sk89q.worldedit.math.Vector3;
import java.util.ArrayList;
import java.util.List;
import java.util.Optional;
import java.util.OptionalInt;
import javax.annotation.Nullable;
@ -170,6 +172,93 @@ public enum Direction {
return directions;
}
/**
* Converts a rotation index into a Direction.
*
* <p>
* Rotation indexes are used in BlockStates, such as sign posts.
* </p>
*
* @param rotation The rotation index
* @return The direction, if applicable
*/
public static Optional<Direction> fromRotationIndex(int rotation) {
switch (rotation) {
case 0:
return Optional.of(SOUTH);
case 1:
return Optional.of(SOUTH_SOUTHWEST);
case 2:
return Optional.of(SOUTHWEST);
case 3:
return Optional.of(WEST_SOUTHWEST);
case 4:
return Optional.of(WEST);
case 5:
return Optional.of(WEST_NORTHWEST);
case 6:
return Optional.of(NORTHWEST);
case 7:
return Optional.of(NORTH_NORTHWEST);
case 8:
return Optional.of(NORTH);
case 9:
return Optional.of(NORTH_NORTHEAST);
case 10:
return Optional.of(NORTHEAST);
case 11:
return Optional.of(EAST_NORTHEAST);
case 12:
return Optional.of(EAST);
case 13:
return Optional.of(EAST_SOUTHEAST);
case 14:
return Optional.of(SOUTHEAST);
case 15:
return Optional.of(SOUTH_SOUTHEAST);
}
return Optional.empty();
}
public OptionalInt toRotationIndex() {
switch (this) {
case SOUTH:
return OptionalInt.of(0);
case SOUTH_SOUTHWEST:
return OptionalInt.of(1);
case SOUTHWEST:
return OptionalInt.of(2);
case WEST_SOUTHWEST:
return OptionalInt.of(3);
case WEST:
return OptionalInt.of(4);
case WEST_NORTHWEST:
return OptionalInt.of(5);
case NORTHWEST:
return OptionalInt.of(6);
case NORTH_NORTHWEST:
return OptionalInt.of(7);
case NORTH:
return OptionalInt.of(8);
case NORTH_NORTHEAST:
return OptionalInt.of(9);
case NORTHEAST:
return OptionalInt.of(10);
case EAST_NORTHEAST:
return OptionalInt.of(11);
case EAST:
return OptionalInt.of(12);
case EAST_SOUTHEAST:
return OptionalInt.of(13);
case SOUTHEAST:
return OptionalInt.of(14);
case SOUTH_SOUTHEAST:
return OptionalInt.of(15);
}
return OptionalInt.empty();
}
/**
* Flags to use with {@link #findClosest(Vector3, int)}.
*/