AmbientState.java revision 06c19ea00190e69496be048758101f84f3bc43ad 
1/*
2 * Copyright (C) 2014 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.stack;
18
19import android.view.View;
20import com.android.systemui.statusbar.ActivatableNotificationView;
21
22import java.util.ArrayList;
23
24/**
25 * A global state to track all input states for the algorithm.
26 */
27public class AmbientState {
28    private ArrayList<View> mDraggedViews = new ArrayList<View>();
29    private int mScrollY;
30    private boolean mDimmed;
31    private ActivatableNotificationView mActivatedChild;
32    private float mOverScrollTopAmount;
33    private float mOverScrollBottomAmount;
34    private int mSpeedBumpIndex = -1;
35    private boolean mDark;
36    private boolean mHideSensitive;
37
38    public int getScrollY() {
39        return mScrollY;
40    }
41
42    public void setScrollY(int scrollY) {
43        this.mScrollY = scrollY;
44    }
45
46    public void onBeginDrag(View view) {
47        mDraggedViews.add(view);
48    }
49
50    public void onDragFinished(View view) {
51        mDraggedViews.remove(view);
52    }
53
54    public ArrayList<View> getDraggedViews() {
55        return mDraggedViews;
56    }
57
58    /**
59     * @param dimmed Whether we are in a dimmed state (on the lockscreen), where the backgrounds are
60     *               translucent and everything is scaled back a bit.
61     */
62    public void setDimmed(boolean dimmed) {
63        mDimmed = dimmed;
64    }
65
66    /** In dark mode, we draw as little as possible, assuming a black background */
67    public void setDark(boolean dark) {
68        mDark = dark;
69    }
70
71    public void setHideSensitive(boolean hideSensitive) {
72        mHideSensitive = hideSensitive;
73    }
74
75    /**
76     * In dimmed mode, a child can be activated, which happens on the first tap of the double-tap
77     * interaction. This child is then scaled normally and its background is fully opaque.
78     */
79    public void setActivatedChild(ActivatableNotificationView activatedChild) {
80        mActivatedChild = activatedChild;
81    }
82
83    public boolean isDimmed() {
84        return mDimmed;
85    }
86
87    public boolean isDark() {
88        return mDark;
89    }
90
91    public boolean isHideSensitive() {
92        return mHideSensitive;
93    }
94
95    public ActivatableNotificationView getActivatedChild() {
96        return mActivatedChild;
97    }
98
99    public void setOverScrollAmount(float amount, boolean onTop) {
100        if (onTop) {
101            mOverScrollTopAmount = amount;
102        } else {
103            mOverScrollBottomAmount = amount;
104        }
105    }
106
107    public float getOverScrollAmount(boolean top) {
108        return top ? mOverScrollTopAmount : mOverScrollBottomAmount;
109    }
110
111    public int getSpeedBumpIndex() {
112        return mSpeedBumpIndex;
113    }
114
115    public void setSpeedBumpIndex(int speedBumpIndex) {
116        mSpeedBumpIndex = speedBumpIndex;
117    }
118}
119