Adrian Roos | 7bcf6d3 | 2017-04-04 16:44:25 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2017 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.notification; |
| 18 | |
| 19 | import android.content.Context; |
| 20 | import android.graphics.Color; |
| 21 | import android.graphics.PorterDuff; |
| 22 | import android.graphics.PorterDuffColorFilter; |
| 23 | import android.graphics.drawable.Drawable; |
| 24 | import android.widget.ImageView; |
| 25 | |
| 26 | import com.android.systemui.R; |
| 27 | |
| 28 | public class NotificationIconDozeHelper extends NotificationDozeHelper { |
| 29 | |
| 30 | private final int mImageDarkAlpha; |
| 31 | private final int mImageDarkColor = 0xffffffff; |
| 32 | private final PorterDuffColorFilter mImageColorFilter = new PorterDuffColorFilter( |
| 33 | 0, PorterDuff.Mode.SRC_ATOP); |
| 34 | |
| 35 | private int mColor = Color.BLACK; |
| 36 | |
| 37 | public NotificationIconDozeHelper(Context ctx) { |
| 38 | mImageDarkAlpha = ctx.getResources().getInteger(R.integer.doze_small_icon_alpha); |
| 39 | } |
| 40 | |
| 41 | public void setColor(int color) { |
| 42 | mColor = color; |
| 43 | } |
| 44 | |
| 45 | public void setImageDark(ImageView target, boolean dark, boolean fade, long delay, |
| 46 | boolean useGrayscale) { |
| 47 | if (fade) { |
| 48 | if (!useGrayscale) { |
| 49 | fadeImageColorFilter(target, dark, delay); |
| 50 | fadeImageAlpha(target, dark, delay); |
| 51 | } else { |
| 52 | fadeGrayscale(target, dark, delay); |
| 53 | } |
| 54 | } else { |
| 55 | if (!useGrayscale) { |
| 56 | updateImageColorFilter(target, dark); |
| 57 | updateImageAlpha(target, dark); |
| 58 | } else { |
| 59 | updateGrayscale(target, dark); |
| 60 | } |
| 61 | } |
| 62 | } |
| 63 | |
| 64 | private void fadeImageColorFilter(final ImageView target, boolean dark, long delay) { |
| 65 | startIntensityAnimation(animation -> { |
| 66 | updateImageColorFilter(target, (Float) animation.getAnimatedValue()); |
| 67 | }, dark, delay, null /* listener */); |
| 68 | } |
| 69 | |
| 70 | private void fadeImageAlpha(final ImageView target, boolean dark, long delay) { |
| 71 | startIntensityAnimation(animation -> { |
| 72 | float t = (float) animation.getAnimatedValue(); |
| 73 | target.setImageAlpha((int) (255 * (1f - t) + mImageDarkAlpha * t)); |
| 74 | }, dark, delay, null /* listener */); |
| 75 | } |
| 76 | |
| 77 | private void updateImageColorFilter(ImageView target, boolean dark) { |
| 78 | updateImageColorFilter(target, dark ? 1f : 0f); |
| 79 | } |
| 80 | |
| 81 | private void updateImageColorFilter(ImageView target, float intensity) { |
| 82 | int color = NotificationUtils.interpolateColors(mColor, mImageDarkColor, intensity); |
| 83 | mImageColorFilter.setColor(color); |
| 84 | Drawable imageDrawable = target.getDrawable(); |
| 85 | |
| 86 | // Also, the notification might have been modified during the animation, so background |
| 87 | // might be null here. |
| 88 | if (imageDrawable != null) { |
| 89 | Drawable d = imageDrawable.mutate(); |
| 90 | // DrawableContainer ignores the color filter if it's already set, so clear it first to |
| 91 | // get it set and invalidated properly. |
| 92 | d.setColorFilter(null); |
| 93 | d.setColorFilter(mImageColorFilter); |
| 94 | } |
| 95 | } |
| 96 | |
| 97 | private void updateImageAlpha(ImageView target, boolean dark) { |
| 98 | target.setImageAlpha(dark ? mImageDarkAlpha : 255); |
| 99 | } |
| 100 | |
| 101 | } |