1/*
2 * Copyright (C) 2010 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.gallery3d.ui;
18
19public class RelativePosition {
20    private float mAbsoluteX;
21    private float mAbsoluteY;
22    private float mReferenceX;
23    private float mReferenceY;
24
25    public void setAbsolutePosition(int absoluteX, int absoluteY) {
26        mAbsoluteX = absoluteX;
27        mAbsoluteY = absoluteY;
28    }
29
30    public void setReferencePosition(int x, int y) {
31        mReferenceX = x;
32        mReferenceY = y;
33    }
34
35    public float getX() {
36        return mAbsoluteX - mReferenceX;
37    }
38
39    public float getY() {
40        return mAbsoluteY - mReferenceY;
41    }
42}
43