KryptEY/app/src/main/java/com/amnesica/kryptey/inputmethod/latin/common/CoordinateUtils.java

/*
 * Copyright (C) 2012 The Android Open Source Project
 *
 * 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.amnesica.kryptey.inputmethod.latin.common;

public final class CoordinateUtils {
  private static final int INDEX_X = 0;
  private static final int INDEX_Y = 1;
  private static final int ELEMENT_SIZE = INDEX_Y + 1;

  private CoordinateUtils() {
    // This utility class is not publicly instantiable.
  }

  public static int[] newInstance() {
    return new int[ELEMENT_SIZE];
  }

  public static int x(final int[] coords) {
    return coords[INDEX_X];
  }

  public static int y(final int[] coords) {
    return coords[INDEX_Y];
  }

  public static void set(final int[] coords, final int x, final int y) {
    coords[INDEX_X] = x;
    coords[INDEX_Y] = y;
  }

  public static void copy(final int[] destination, final int[] source) {
    destination[INDEX_X] = source[INDEX_X];
    destination[INDEX_Y] = source[INDEX_Y];
  }
}