harbour-fernschreiber/qml/components/AudioPreview.qml

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2020-08-28 15:14:05 +03:00
/*
Copyright (C) 2020 Sebastian J. Wolf
This file is part of Fernschreiber.
Fernschreiber is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Fernschreiber is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Fernschreiber. If not, see <http://www.gnu.org/licenses/>.
*/
import QtQuick 2.0
import Sailfish.Silica 1.0
import QtMultimedia 5.0
import "../js/functions.js" as Functions
Item {
id: audioMessageComponent
property variant audioData;
property string audioUrl;
property int previewFileId;
property int audioFileId;
property bool onScreen;
property string audioType : "voiceNote";
width: parent.width
height: parent.height
function getTimeString(rawSeconds) {
var minutes = Math.floor( rawSeconds / 60 );
var seconds = rawSeconds - ( minutes * 60 );
if ( minutes < 10 ) {
minutes = "0" + minutes;
}
if ( seconds < 10 ) {
seconds = "0" + seconds;
}
return minutes + ":" + seconds;
}
Component.onCompleted: {
updateAudioThumbnail();
}
function updateAudioThumbnail() {
if (typeof audioData === "object") {
audioType = ( audioData['@type'] === "voiceNote" ) ? "voice" : "audio";
audioFileId = audioData[audioType].id;
if (typeof audioData.album_cover_thumbnail !== "undefined") {
previewFileId = audioData.album_cover_thumbnail.photo.id;
if (audioData.album_cover_thumbnail.photo.local.is_downloading_completed) {
placeholderImage.source = audioData.album_cover_thumbnail.photo.local.path;
} else {
tdLibWrapper.downloadFile(previewFileId);
}
} else {
placeholderImage.source = "image://theme/icon-l-music?white";
placeholderImage.width = Theme.itemSizeLarge
placeholderImage.height = Theme.itemSizeLarge
}
}
}
function handlePlay() {
if (audioData[audioType].local.is_downloading_completed) {
audioUrl = audioData[audioType].local.path;
audioComponentLoader.active = true;
} else {
audioDownloadBusyIndicator.running = true;
tdLibWrapper.downloadFile(audioFileId);
}
}
Connections {
target: tdLibWrapper
onFileUpdated: {
if (typeof audioData === "object") {
if (fileInformation.local.is_downloading_completed) {
if (fileId === previewFileId) {
audioData.thumbnail.photo = fileInformation;
placeholderImage.source = fileInformation.local.path;
}
if (fileId === audioFileId) {
audioDownloadBusyIndicator.running = false;
audioData[audioType] = fileInformation;
audioUrl = fileInformation.local.path;
if (onScreen) {
audioComponentLoader.active = true;
}
}
}
}
}
}
Image {
id: placeholderImage
width: parent.width
height: parent.height
anchors.centerIn: parent
fillMode: Image.PreserveAspectCrop
visible: status === Image.Ready ? true : false
}
Image {
id: imageLoadingBackgroundImage
source: "../../images/background" + ( Theme.colorScheme ? "-black" : "-white" ) + ".png"
anchors {
centerIn: parent
}
width: parent.width - Theme.paddingSmall
height: parent.height - Theme.paddingSmall
visible: placeholderImage.status !== Image.Ready
fillMode: Image.PreserveAspectFit
opacity: 0.15
}
Rectangle {
id: placeholderBackground
color: "black"
opacity: 0.3
height: parent.height
width: parent.width
visible: playButton.visible
}
Row {
width: parent.width
height: parent.height
Item {
height: parent.height
width: parent.width
Image {
id: playButton
anchors.centerIn: parent
width: Theme.iconSizeLarge
height: Theme.iconSizeLarge
source: "image://theme/icon-l-play?white"
visible: placeholderImage.status === Image.Ready ? true : false
MouseArea {
anchors.fill: parent
onClicked: {
handlePlay();
}
}
}
BusyIndicator {
id: audioDownloadBusyIndicator
running: false
visible: running
anchors.centerIn: parent
size: BusyIndicatorSize.Large
}
}
}
Rectangle {
id: audioErrorShade
width: parent.width
height: parent.height
color: "lightgrey"
visible: placeholderImage.status === Image.Error ? true : false
opacity: 0.3
}
Rectangle {
id: errorTextOverlay
color: "black"
opacity: 0.8
width: parent.width
height: parent.height
visible: false
}
Text {
id: errorText
visible: false
width: parent.width
color: Theme.primaryColor
font.pixelSize: Theme.fontSizeExtraSmall
horizontalAlignment: Text.AlignHCenter
anchors {
verticalCenter: parent.verticalCenter
}
wrapMode: Text.Wrap
text: ""
}
Loader {
id: audioComponentLoader
active: false
width: parent.width
height: parent.height
sourceComponent: audioComponent
}
Component {
id: audioComponent
Item {
width: parent ? parent.width : 0
height: parent ? parent.height : 0
Connections {
target: messageAudio
onPlaying: {
playButton.visible = false;
}
}
Audio {
id: messageAudio
Component.onCompleted: {
if (messageAudio.error === MediaPlayer.NoError) {
messageAudio.play();
timeLeftTimer.start();
} else {
errorText.text = qsTr("Error loading audio! " + messageAudio.errorString)
errorTextOverlay.visible = true;
errorText.visible = true;
}
}
onStatusChanged: {
if (status == MediaPlayer.NoMedia) {
console.log("No Media");
audioBusyIndicator.visible = false;
}
if (status == MediaPlayer.Loading) {
console.log("Loading");
audioBusyIndicator.visible = true;
}
if (status == MediaPlayer.Loaded) {
console.log("Loaded");
audioBusyIndicator.visible = false;
}
if (status == MediaPlayer.Buffering) {
console.log("Buffering");
audioBusyIndicator.visible = true;
}
if (status == MediaPlayer.Stalled) {
console.log("Stalled");
audioBusyIndicator.visible = true;
}
if (status == MediaPlayer.Buffered) {
console.log("Buffered");
audioBusyIndicator.visible = false;
}
if (status == MediaPlayer.EndOfMedia) {
console.log("End of Media");
audioBusyIndicator.visible = false;
}
if (status == MediaPlayer.InvalidMedia) {
console.log("Invalid Media");
audioBusyIndicator.visible = false;
}
if (status == MediaPlayer.UnknownStatus) {
console.log("Unknown Status");
audioBusyIndicator.visible = false;
}
}
source: audioUrl
onStopped: {
playButton.visible = true;
audioComponentLoader.active = false;
}
}
MouseArea {
anchors.fill: parent
onClicked: {
if (messageAudio.playbackState === MediaPlayer.PlayingState) {
messageAudio.pause();
timeLeftItem.visible = true;
} else {
messageAudio.play();
timeLeftTimer.start();
}
}
}
BusyIndicator {
id: audioBusyIndicator
anchors.horizontalCenter: parent.horizontalCenter
anchors.verticalCenter: parent.verticalCenter
visible: false
running: visible
size: BusyIndicatorSize.Medium
}
Timer {
id: timeLeftTimer
repeat: false
interval: 2000
onTriggered: {
timeLeftItem.visible = false;
}
}
Item {
id: timeLeftItem
width: parent.width
height: parent.height
anchors.bottom: parent.bottom
anchors.horizontalCenter: parent.horizontalCenter
opacity: visible ? 1 : 0
Behavior on opacity { NumberAnimation {} }
Rectangle {
id: positionTextOverlay
color: "black"
opacity: 0.3
width: parent.width
height: parent.height
anchors.bottom: parent.bottom
anchors.horizontalCenter: parent.horizontalCenter
visible: pausedRow.visible
}
Row {
id: pausedRow
width: parent.width
height: parent.height - ( messageAudioSlider.visible ? messageAudioSlider.height : 0 ) - ( positionText.visible ? positionText.height : 0 )
visible: audioComponentLoader.active && messageAudio.playbackState === MediaPlayer.PausedState
Item {
height: parent.height
width: parent.width
Image {
id: pausedPlayButton
anchors.centerIn: parent
width: Theme.iconSizeLarge
height: Theme.iconSizeLarge
source: "image://theme/icon-l-play?white"
MouseArea {
anchors.fill: parent
onClicked: {
messageAudio.play();
timeLeftTimer.start();
}
}
}
}
}
Slider {
id: messageAudioSlider
width: parent.width
anchors.horizontalCenter: parent.horizontalCenter
anchors.bottom: positionText.top
minimumValue: 0
maximumValue: messageAudio.duration ? messageAudio.duration : 0
stepSize: 1
value: messageAudio.position
enabled: messageAudio.seekable
visible: (messageAudio.duration > 0)
onReleased: {
messageAudio.seek(Math.floor(value));
messageAudio.play();
timeLeftTimer.start();
}
valueText: getTimeString(Math.round((messageAudio.duration - messageAudioSlider.value) / 1000))
}
Text {
id: positionText
visible: messageAudio.duration === 0
color: Theme.primaryColor
font.pixelSize: Theme.fontSizeTiny
anchors {
bottom: parent.bottom
bottomMargin: Theme.paddingSmall
horizontalCenter: positionTextOverlay.horizontalCenter
}
wrapMode: Text.Wrap
text: ( messageAudio.duration - messageAudio.position ) > 0 ? getTimeString(Math.round((messageAudio.duration - messageAudio.position) / 1000)) : "-:-"
}
}
}
}
}