Box2DWorldPostActionController

package com.ekit.castles.war.controller

import java.util.ArrayList
import com.badlogic.gdx.physics.box2d.joints.DistanceJointDef
import com.ekit.castles.war.model.Model

/**
 * @author Konstant
 */
class WorldPostActionController {

  private var destroyrequests = new ArrayList[DestroyDef]()
  private var djointrequests = new ArrayList[DistanceJointDef]()

  /**Destroy body before next box2d world step*/
  def requestDestroy(destroy: DestroyDef) = {
    destroyrequests.add(destroy)
  }

  /**Create new distance joint before next box2d world step*/
  def requestDistanceJoint(joint: DistanceJointDef) = {
    djointrequests.add(joint)
  }

  /**Process all requests and clear requests arrays*/
  def Process = {
    //Process destroy requests
    if (!destroyrequests.isEmpty()) {
      for (request <- destroyrequests.toArray(new Array[DestroyDef](1))) {
        request.body.setActive(false)
        Model.getGameWorld.world destroyBody request.body
      }
      destroyrequests clear ()
    }
    //Process distence joints requests
    if (!djointrequests.isEmpty()) {
      for (request <- djointrequests.toArray(new Array[DistanceJointDef](1))) {
        request.bodyA.setActive(false)
        request.bodyB.setActive(false)
        Model.getGameWorld.world createJoint request
        request.bodyA.setActive(true)
        request.bodyB.setActive(true)
      }
      djointrequests clear ()
    }
  }
}