CoordinateUtils.java revision e28eba5074664d5716b8e58b8d0a235746b261eb 
1/*
2 * Copyright (C) 2012 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.inputmethod.latin.utils;
18
19public final class CoordinateUtils {
20    private static final int INDEX_X = 0;
21    private static final int INDEX_Y = 1;
22    private static final int ARRAY_SIZE = INDEX_Y + 1;
23
24    private CoordinateUtils() {
25        // This utility class is not publicly instantiable.
26    }
27
28    public static int[] newInstance() {
29        return new int[ARRAY_SIZE];
30    }
31
32    public static int x(final int[] coords) {
33        return coords[INDEX_X];
34    }
35
36    public static int y(final int[] coords) {
37        return coords[INDEX_Y];
38    }
39
40    public static void set(final int[] coords, final int x, final int y) {
41        coords[INDEX_X] = x;
42        coords[INDEX_Y] = y;
43    }
44
45    public static void copy(final int[] destination, final int[] source) {
46        destination[INDEX_X] = source[INDEX_X];
47        destination[INDEX_Y] = source[INDEX_Y];
48    }
49}
50