118 lines
3.7 KiB
Java
118 lines
3.7 KiB
Java
/*
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* Copyright (C) 2015 The Android Open Source Project
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* Copyright (C) 2024 The LineageOS Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.messaging.ui;
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import android.animation.ObjectAnimator;
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import android.animation.TimeAnimator;
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import android.content.Context;
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import android.graphics.drawable.ClipDrawable;
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import android.graphics.drawable.Drawable;
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import android.os.SystemClock;
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import android.util.AttributeSet;
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import android.view.Gravity;
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import android.widget.ProgressBar;
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/**
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* Shows a styled progress bar that is synchronized with the playback state of an audio attachment.
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*/
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public class AudioPlaybackProgressBar extends ProgressBar implements PlaybackStateView {
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private long mDurationInMillis;
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private final TimeAnimator mUpdateAnimator;
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private long mCumulativeTime = 0;
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private long mCurrentPlayStartTime = 0;
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private boolean mIncoming = false;
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public AudioPlaybackProgressBar(final Context context, final AttributeSet attrs) {
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super(context, attrs);
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mUpdateAnimator = new TimeAnimator();
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mUpdateAnimator.setRepeatCount(ObjectAnimator.INFINITE);
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mUpdateAnimator.setTimeListener((animation, totalTime, deltaTime) -> {
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int progress = 0;
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if (mDurationInMillis > 0) {
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progress = (int) (((mCumulativeTime + SystemClock.elapsedRealtime() -
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mCurrentPlayStartTime) * 1.0f / mDurationInMillis) * 100);
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progress = Math.max(Math.min(progress, 100), 0);
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}
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setProgress(progress);
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});
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updateAppearance();
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}
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/**
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* Sets the duration of the audio that's being played, in milliseconds.
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*/
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public void setDuration(final long durationInMillis) {
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mDurationInMillis = durationInMillis;
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}
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@Override
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public void restart() {
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reset();
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resume();
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}
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@Override
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public void reset() {
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stopUpdateTicks();
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setProgress(0);
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mCumulativeTime = 0;
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mCurrentPlayStartTime = 0;
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}
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@Override
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public void resume() {
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mCurrentPlayStartTime = SystemClock.elapsedRealtime();
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startUpdateTicks();
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}
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@Override
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public void pause() {
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mCumulativeTime += SystemClock.elapsedRealtime() - mCurrentPlayStartTime;
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stopUpdateTicks();
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}
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private void startUpdateTicks() {
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if (!mUpdateAnimator.isStarted()) {
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mUpdateAnimator.start();
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}
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}
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private void stopUpdateTicks() {
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if (mUpdateAnimator.isStarted()) {
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mUpdateAnimator.end();
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}
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}
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private void updateAppearance() {
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final Drawable drawable =
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ConversationDrawables.get().getAudioProgressDrawable(mIncoming);
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final ClipDrawable clipDrawable = new ClipDrawable(drawable, Gravity.START,
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ClipDrawable.HORIZONTAL);
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setProgressDrawable(clipDrawable);
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setBackground(ConversationDrawables.get()
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.getAudioProgressBackgroundDrawable(mIncoming));
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}
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public void setVisualStyle(final boolean incoming) {
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if (mIncoming != incoming) {
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mIncoming = incoming;
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updateAppearance();
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}
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}
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}
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