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      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 
     17 package com.android.systemui.statusbar.stack;
     18 
     19 import java.util.ArrayList;
     20 
     21 /**
     22  * Filters the animations for only a certain type of properties.
     23  */
     24 public class AnimationFilter {
     25     boolean animateAlpha;
     26     boolean animateY;
     27     boolean animateZ;
     28     boolean animateScale;
     29     boolean animateHeight;
     30     boolean animateTopInset;
     31     boolean animateDimmed;
     32     boolean animateDark;
     33     boolean animateHideSensitive;
     34     boolean hasDelays;
     35     boolean hasGoToFullShadeEvent;
     36     boolean hasDarkEvent;
     37     int darkAnimationOriginIndex;
     38 
     39     public AnimationFilter animateAlpha() {
     40         animateAlpha = true;
     41         return this;
     42     }
     43 
     44     public AnimationFilter animateY() {
     45         animateY = true;
     46         return this;
     47     }
     48 
     49     public AnimationFilter hasDelays() {
     50         hasDelays = true;
     51         return this;
     52     }
     53 
     54     public AnimationFilter animateZ() {
     55         animateZ = true;
     56         return this;
     57     }
     58 
     59     public AnimationFilter animateScale() {
     60         animateScale = true;
     61         return this;
     62     }
     63 
     64     public AnimationFilter animateHeight() {
     65         animateHeight = true;
     66         return this;
     67     }
     68 
     69     public AnimationFilter animateTopInset() {
     70         animateTopInset = true;
     71         return this;
     72     }
     73 
     74     public AnimationFilter animateDimmed() {
     75         animateDimmed = true;
     76         return this;
     77     }
     78 
     79     public AnimationFilter animateDark() {
     80         animateDark = true;
     81         return this;
     82     }
     83 
     84     public AnimationFilter animateHideSensitive() {
     85         animateHideSensitive = true;
     86         return this;
     87     }
     88 
     89     /**
     90      * Combines multiple filters into {@code this} filter, using or as the operand .
     91      *
     92      * @param events The animation events from the filters to combine.
     93      */
     94     public void applyCombination(ArrayList<NotificationStackScrollLayout.AnimationEvent> events) {
     95         reset();
     96         int size = events.size();
     97         for (int i = 0; i < size; i++) {
     98             NotificationStackScrollLayout.AnimationEvent ev = events.get(i);
     99             combineFilter(events.get(i).filter);
    100             if (ev.animationType ==
    101                     NotificationStackScrollLayout.AnimationEvent.ANIMATION_TYPE_GO_TO_FULL_SHADE) {
    102                 hasGoToFullShadeEvent = true;
    103             }
    104             if (ev.animationType ==
    105                     NotificationStackScrollLayout.AnimationEvent.ANIMATION_TYPE_DARK) {
    106                 hasDarkEvent = true;
    107                 darkAnimationOriginIndex = ev.darkAnimationOriginIndex;
    108             }
    109         }
    110     }
    111 
    112     private void combineFilter(AnimationFilter filter) {
    113         animateAlpha |= filter.animateAlpha;
    114         animateY |= filter.animateY;
    115         animateZ |= filter.animateZ;
    116         animateScale |= filter.animateScale;
    117         animateHeight |= filter.animateHeight;
    118         animateTopInset |= filter.animateTopInset;
    119         animateDimmed |= filter.animateDimmed;
    120         animateDark |= filter.animateDark;
    121         animateHideSensitive |= filter.animateHideSensitive;
    122         hasDelays |= filter.hasDelays;
    123     }
    124 
    125     private void reset() {
    126         animateAlpha = false;
    127         animateY = false;
    128         animateZ = false;
    129         animateScale = false;
    130         animateHeight = false;
    131         animateTopInset = false;
    132         animateDimmed = false;
    133         animateDark = false;
    134         animateHideSensitive = false;
    135         hasDelays = false;
    136         hasGoToFullShadeEvent = false;
    137         hasDarkEvent = false;
    138         darkAnimationOriginIndex =
    139                 NotificationStackScrollLayout.AnimationEvent.DARK_ANIMATION_ORIGIN_INDEX_ABOVE;
    140     }
    141 }
    142