SellTool.java example

Explorer
droidtowers-master
/*
 * Copyright (c) 2012. HappyDroids LLC, All rights reserved.
 */

package com.happydroids.droidtowers.input;

import com.badlogic.gdx.graphics.OrthographicCamera;
import com.badlogic.gdx.math.Vector3;
import com.badlogic.gdx.utils.Array;
import com.happydroids.droidtowers.TowerConsts;
import com.happydroids.droidtowers.entities.GameLayer;
import com.happydroids.droidtowers.entities.GridObject;
import com.happydroids.droidtowers.entities.GridObjectSort;
import com.happydroids.droidtowers.entities.Transit;
import com.happydroids.droidtowers.grid.GameGrid;
import com.happydroids.droidtowers.gui.HeadsUpDisplay;
import com.happydroids.droidtowers.math.GridPoint;

import java.util.List;

public class SellTool extends ToolBase {
  public SellTool(OrthographicCamera camera, List<GameLayer> gameLayers, GameGrid gameGrid) {
    super(camera, gameLayers, gameGrid);
  }

  public boolean touchDown(float x, float y, int pointer, int button) {
    Vector3 worldPoint = camera.getPickRay(x, y).getEndPoint(1);
    GridPoint gridPointAtFinger = gameGrid.closestGridPoint(worldPoint.x, worldPoint.y);

    Array<GridObject> gridObjects = gameGrid.positionCache().getObjectsAt(gridPointAtFinger, TowerConsts.SINGLE_POINT);

    if (gridObjects != null && gridObjects.size > 0) {
      gridObjects.sort(GridObjectSort.byZIndex);

      final GridObject objectToSell = gridObjects.get(0);
      if (objectToSell.getPosition().y >= TowerConsts.LOBBY_FLOOR && !checkAboveOrBelow(objectToSell, objectToSell.getPosition()
                                                                                                              .cpy()
                                                                                                              .add(0, 1))) {
        HeadsUpDisplay.showToast("You cannot sell this, something is above it.");
      } else if (objectToSell.getPosition().y < TowerConsts.LOBBY_FLOOR && !checkAboveOrBelow(objectToSell, objectToSell
                                                                                                                    .getPosition()
                                                                                                                    .cpy()
                                                                                                                    .sub(0, 1))) {
        HeadsUpDisplay.showToast("You cannot sell this, something is below it.");
      } else {
        final int sellPrice = (int) (objectToSell.getGridObjectType().getCoins() * 0.5);
        new SellGridObjectConfirmationDialog(gameGrid, objectToSell).show();
      }

      return true;
    }

    return false;
  }

  private boolean checkAboveOrBelow(GridObject objectToSell, final GridPoint gridPointAbove) {
    if (objectToSell instanceof Transit) {
      return true;
    }

    Array<GridObject> objectsAbove = objectToSell.getGameGrid()
                                             .positionCache()
                                             .getObjectsAt(gridPointAbove, objectToSell.getSize(), objectToSell);

    if (objectsAbove.size > 0) {
      int nonTransits = 0;
      for (GridObject gridObject : objectsAbove) {
        if (!(gridObject instanceof Transit)) {
          nonTransits++;
        }
      }

      return nonTransits == 0;
    }

    return objectsAbove.size == 0;
  }
}