Package buildcraft.core.robots

Source Code of buildcraft.core.robots.AIRobotGotoRandomGroundBlock

/**
* Copyright (c) 2011-2014, SpaceToad and the BuildCraft Team
* http://www.mod-buildcraft.com
*
* BuildCraft is distributed under the terms of the Minecraft Mod Public
* License 1.0, or MMPL. Please check the contents of the license located in
* http://www.mod-buildcraft.com/MMPL-1.0.txt
*/
package buildcraft.core.robots;

import java.util.LinkedList;

import buildcraft.api.core.BlockIndex;
import buildcraft.api.core.IZone;
import buildcraft.api.robots.AIRobot;
import buildcraft.api.robots.EntityRobotBase;
import buildcraft.core.utils.PathFinding;
import buildcraft.core.utils.PathFindingJob;

public class AIRobotGotoRandomGroundBlock extends AIRobot {

  public BlockIndex blockFound;

  private int range;
  private PathFinding pathFinding;
  private PathFindingJob pathFindingJob;
  private IBlockFilter filter;
  private IZone zone;

  public AIRobotGotoRandomGroundBlock(EntityRobotBase iRobot) {
    super(iRobot);
  }

  public AIRobotGotoRandomGroundBlock(EntityRobotBase iRobot, int iRange, IBlockFilter iFilter, IZone iZone) {
    super(iRobot);

    range = iRange;
    filter = iFilter;
    zone = iZone;
  }

  @Override
  public void update() {
    if (pathFindingJob == null) {
      startDelegateAI(new AIRobotSearchRandomGroundBlock(robot, range, filter, zone));
    } else {
      if (!pathFindingJob.isAlive()) {
        LinkedList<BlockIndex> path = pathFinding.getResult();
        if (path.size() == 0) {
          terminate();
        } else {
          path.removeLast();
          startDelegateAI(new AIRobotGotoBlock(robot, path));
        }
      }
    }
  }

  @Override
  public void delegateAIEnded(AIRobot ai) {
    if (ai instanceof AIRobotSearchRandomGroundBlock) {
      AIRobotSearchRandomGroundBlock aiFind = (AIRobotSearchRandomGroundBlock) ai;

      if (aiFind.blockFound == null) {
        terminate();
      }

      blockFound = aiFind.blockFound;
      pathFinding = new PathFinding(robot.worldObj, new BlockIndex(robot), blockFound);
      pathFindingJob = new PathFindingJob(pathFinding);
      pathFindingJob.start();
    } else if (ai instanceof AIRobotGotoBlock) {
      terminate();
    }
  }

  @Override
  public void end() {
    if (pathFindingJob != null) {
      pathFindingJob.terminate();
    }
  }
}
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