TravelSource.java

package crazypants.enderio.api.teleport;

import java.util.concurrent.Callable;

import com.google.common.util.concurrent.Callables;

import crazypants.enderio.EnderIO;
import crazypants.enderio.config.Config;

public enum TravelSource {

  BLOCK(Callables.returning(0f), new Callable<Integer>() {
    public Integer call() {
      return Config.travelAnchorMaxDistance;
    }
  }),
  STAFF(new Callable<Float>() {
    public Float call() {
      return Config.travelStaffPowerPerBlockRF;
    }
  }, new Callable<Integer>() {
    public Integer call() {
      return Config.travelStaffMaxDistance;
    }
  }),
  STAFF_BLINK(new Callable<Float>() {
    public Float call() {
      return Config.travelStaffPowerPerBlockRF;
    }
  }, new Callable<Integer>() {
    public Integer call() {
      return Config.travelStaffMaxBlinkDistance;
    }
  }),
  TELEPAD(Callables.returning(0f), Callables.returning(0), EnderIO.DOMAIN + ":telepad.teleport");

  public final Callable<Float> powerCostPerBlockTraveledRF;
  public final Callable<Integer> maxDistanceTravelled;
  public final Callable<Integer> maxDistanceTravelledSq;
  public final String sound;

  private TravelSource(Callable<Float> powerCostPerBlockTraveled, Callable<Integer> maxDistanceTravelled) {
    this(powerCostPerBlockTraveled, maxDistanceTravelled, "mob.endermen.portal");
  }

  private TravelSource(Callable<Float> powerCostPerBlockTraveled, Callable<Integer> maxDistanceTravelled, String sound) {
    this.powerCostPerBlockTraveledRF = powerCostPerBlockTraveled;
    this.maxDistanceTravelled = maxDistanceTravelled;
    maxDistanceTravelledSq = new Callable<Integer>() {
      public Integer call() throws Exception {
        int dist = TravelSource.this.maxDistanceTravelled.call();
        return dist * dist;
      }
    };
    this.sound = sound;
  }

  public boolean getConserveMomentum() {
    return this == STAFF_BLINK;
  }

}