com.metamx.collections.spatial.Point Maven / Gradle / Ivy

Go to download
/*
 * Copyright 2011 - 2015 Metamarkets Group Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.metamx.collections.spatial;

import com.google.common.collect.Lists;
import com.metamx.collections.bitmap.MutableBitmap;
import com.metamx.collections.bitmap.BitmapFactory;

import java.util.Arrays;
import java.util.List;

/**
 */
public class Point extends Node
{
  private static MutableBitmap makeBitmap(int entry, BitmapFactory bitmapFactory)
  {
    MutableBitmap retVal = bitmapFactory.makeEmptyMutableBitmap();
    retVal.add(entry);
    return retVal;
  }

  private final float[] coords;
  private final MutableBitmap bitmap;

  public Point(float[] coords, int entry, BitmapFactory bitmapFactory)
  {
    super(
        coords,
        Arrays.copyOf(coords, coords.length),
        Lists.newArrayList(),
        true,
        null,
        makeBitmap(entry, bitmapFactory)
    );

    this.coords = coords;
    this.bitmap = bitmapFactory.makeEmptyMutableBitmap();
    this.bitmap.add(entry);
  }

  public Point(float[] coords, MutableBitmap entry)
  {
    super(coords, Arrays.copyOf(coords, coords.length), Lists.newArrayList(), true, null, entry);

    this.coords = coords;
    this.bitmap = entry;
  }

  public float[] getCoords()
  {
    return coords;
  }

  @Override
  public MutableBitmap getBitmap()
  {
    return bitmap;
  }

  @Override
  public void addChild(Node node)
  {
    throw new UnsupportedOperationException();
  }

  @Override
  public List getChildren()
  {
    return Lists.newArrayList();
  }

  @Override
  public boolean isLeaf()
  {
    return true;
  }

  @Override
  public double getArea()
  {
    return 0;
  }

  @Override
  public boolean contains(Node other)
  {
    return false;
  }

  @Override
  public boolean enclose()
  {
    return false;
  }
}