1/*
2 * Copyright (C) 2016 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.systemui.statusbar.notification;
18
19import android.text.Layout;
20import android.text.TextUtils;
21import android.util.Pools;
22import android.view.View;
23import android.widget.TextView;
24
25/**
26 * A transform state of the action list
27*/
28public class ActionListTransformState extends TransformState {
29
30    private static Pools.SimplePool<ActionListTransformState> sInstancePool
31            = new Pools.SimplePool<>(40);
32
33    @Override
34    protected boolean sameAs(TransformState otherState) {
35        return otherState instanceof ActionListTransformState;
36    }
37
38    public static ActionListTransformState obtain() {
39        ActionListTransformState instance = sInstancePool.acquire();
40        if (instance != null) {
41            return instance;
42        }
43        return new ActionListTransformState();
44    }
45
46    @Override
47    public void transformViewFullyFrom(TransformState otherState, float transformationAmount) {
48        // Don't do Y transform - let the wrapper handle this based on the content height
49    }
50
51    @Override
52    public void transformViewFullyTo(TransformState otherState, float transformationAmount) {
53        // Don't do Y transform - let the wrapper handle this based on the content height
54    }
55
56    @Override
57    protected void resetTransformedView() {
58        // We need to keep the Y transformation, because this is used to keep the action list
59        // aligned at the bottom, unrelated to transforms.
60        float y = getTransformedView().getTranslationY();
61        super.resetTransformedView();
62        getTransformedView().setTranslationY(y);
63    }
64
65    @Override
66    public void recycle() {
67        super.recycle();
68        sInstancePool.release(this);
69    }
70}
71