Robert Snoeberger | 7dffd37 | 2020-04-01 17:32:44 -0400 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2020 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.media |
| 18 | |
| 19 | import android.content.res.ColorStateList |
| 20 | import android.text.format.DateUtils |
| 21 | import android.view.View |
| 22 | import android.widget.SeekBar |
| 23 | import android.widget.TextView |
| 24 | import androidx.annotation.UiThread |
| 25 | import androidx.lifecycle.Observer |
| 26 | |
| 27 | import com.android.systemui.R |
| 28 | |
| 29 | /** |
| 30 | * Observer for changes from SeekBarViewModel. |
| 31 | * |
| 32 | * <p>Updates the seek bar views in response to changes to the model. |
| 33 | */ |
| 34 | class SeekBarObserver(view: View) : Observer<SeekBarViewModel.Progress> { |
| 35 | |
| 36 | private val seekBarView: SeekBar |
| 37 | private val elapsedTimeView: TextView |
| 38 | private val totalTimeView: TextView |
| 39 | |
| 40 | init { |
| 41 | seekBarView = view.findViewById(R.id.media_progress_bar) |
| 42 | elapsedTimeView = view.findViewById(R.id.media_elapsed_time) |
| 43 | totalTimeView = view.findViewById(R.id.media_total_time) |
| 44 | } |
| 45 | |
| 46 | /** Updates seek bar views when the data model changes. */ |
| 47 | @UiThread |
| 48 | override fun onChanged(data: SeekBarViewModel.Progress) { |
Robert Snoeberger | 7dffd37 | 2020-04-01 17:32:44 -0400 | [diff] [blame] | 49 | |
| 50 | data.color?.let { |
| 51 | var tintList = ColorStateList.valueOf(it) |
| 52 | seekBarView.setThumbTintList(tintList) |
| 53 | tintList = tintList.withAlpha(192) // 75% |
| 54 | seekBarView.setProgressTintList(tintList) |
| 55 | tintList = tintList.withAlpha(128) // 50% |
| 56 | seekBarView.setProgressBackgroundTintList(tintList) |
| 57 | elapsedTimeView.setTextColor(it) |
| 58 | totalTimeView.setTextColor(it) |
| 59 | } |
| 60 | |
Robert Snoeberger | a9b8d7f | 2020-04-07 17:44:51 -0400 | [diff] [blame] | 61 | if (!data.enabled) { |
| 62 | seekBarView.setEnabled(false) |
| 63 | seekBarView.getThumb().setAlpha(0) |
Robert Snoeberger | fb8742d | 2020-04-13 19:32:41 -0400 | [diff] [blame] | 64 | seekBarView.setProgress(0) |
Robert Snoeberger | a9b8d7f | 2020-04-07 17:44:51 -0400 | [diff] [blame] | 65 | elapsedTimeView.setText("") |
| 66 | totalTimeView.setText("") |
| 67 | return |
| 68 | } |
| 69 | |
| 70 | seekBarView.getThumb().setAlpha(if (data.seekAvailable) 255 else 0) |
| 71 | seekBarView.setEnabled(data.seekAvailable) |
| 72 | |
Robert Snoeberger | 7dffd37 | 2020-04-01 17:32:44 -0400 | [diff] [blame] | 73 | data.elapsedTime?.let { |
| 74 | seekBarView.setProgress(it) |
| 75 | elapsedTimeView.setText(DateUtils.formatElapsedTime( |
| 76 | it / DateUtils.SECOND_IN_MILLIS)) |
| 77 | } |
| 78 | |
| 79 | data.duration?.let { |
| 80 | seekBarView.setMax(it) |
| 81 | totalTimeView.setText(DateUtils.formatElapsedTime( |
| 82 | it / DateUtils.SECOND_IN_MILLIS)) |
| 83 | } |
| 84 | } |
| 85 | } |