harbour-fernschreiber/qml/components/VideoPreview.qml
2020-10-31 20:50:32 +01:00

479 lines
17 KiB
QML

/*
Copyright (C) 2020 Sebastian J. Wolf and other contributors
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 2.6
import Sailfish.Silica 1.0
import QtMultimedia 5.6
import "../js/functions.js" as Functions
Item {
id: videoMessageComponent
property variant videoData;
property string videoUrl;
property int previewFileId;
property int videoFileId;
property bool fullscreen : false;
property bool onScreen;
property string videoType : "video";
property bool playRequested: false;
width: parent.width
height: parent.height
Timer {
id: screensaverTimer
interval: 30000
running: false
repeat: true
triggeredOnStart: true
onTriggered: {
tdLibWrapper.controlScreenSaver(false);
}
}
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;
}
function disableScreensaver() {
screensaverTimer.start();
}
function enableScreensaver() {
screensaverTimer.stop();
tdLibWrapper.controlScreenSaver(true);
}
Component.onCompleted: {
updateVideoThumbnail();
}
function updateVideoThumbnail() {
if (videoData) {
videoType = videoData['@type'];
videoFileId = videoData[videoType].id;
if (typeof videoData.thumbnail !== "undefined") {
previewFileId = videoData.thumbnail.photo.id;
if (videoData.thumbnail.photo.local.is_downloading_completed) {
placeholderImage.source = videoData.thumbnail.photo.local.path;
} else {
tdLibWrapper.downloadFile(previewFileId);
}
} else {
placeholderImage.source = "image://theme/icon-l-video?white";
placeholderImage.width = Theme.itemSizeLarge
placeholderImage.height = Theme.itemSizeLarge
}
}
}
function handlePlay() {
playRequested = true;
if (videoData[videoType].local.is_downloading_completed) {
videoUrl = videoData[videoType].local.path;
videoComponentLoader.active = true;
} else {
videoDownloadBusyIndicator.running = true;
tdLibWrapper.downloadFile(videoFileId);
}
}
Connections {
target: tdLibWrapper
onFileUpdated: {
if (videoData) {
if (fileInformation.local.is_downloading_completed && fileId === previewFileId) {
videoData.thumbnail.photo = fileInformation;
placeholderImage.source = fileInformation.local.path;
}
if (!fileInformation.remote.is_uploading_active && fileInformation.local.is_downloading_completed && fileId === videoFileId) {
videoDownloadBusyIndicator.running = false;
videoData[videoType] = fileInformation;
videoUrl = fileInformation.local.path;
if (onScreen && playRequested) {
playRequested = false;
videoComponentLoader.active = true;
}
}
}
}
}
Image {
id: placeholderImage
width: parent.width
height: parent.height
anchors.centerIn: parent
fillMode: Image.PreserveAspectCrop
asynchronous: true
visible: status === Image.Ready ? true : false
}
BackgroundImage {
visible: placeholderImage.status !== Image.Ready
}
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: videoMessageComponent.fullscreen ? parent.width : ( parent.width / 2 )
Image {
id: playButton
anchors.centerIn: parent
width: Theme.iconSizeLarge
height: Theme.iconSizeLarge
source: "image://theme/icon-l-play?white"
asynchronous: true
visible: placeholderImage.status === Image.Ready ? true : false
MouseArea {
anchors.fill: parent
onClicked: {
fullscreenItem.visible = false;
handlePlay();
}
}
}
BusyIndicator {
id: videoDownloadBusyIndicator
running: false
visible: running
anchors.centerIn: parent
size: BusyIndicatorSize.Large
}
}
Item {
id: fullscreenItem
height: parent.height
width: parent.width / 2
visible: !videoMessageComponent.fullscreen
IconButton {
id: fullscreenButton
anchors.centerIn: parent
width: Theme.iconSizeLarge
height: Theme.iconSizeLarge
icon {
asynchronous: true
source: "../../images/icon-l-fullscreen.svg"
sourceSize {
width: Theme.iconSizeLarge
height: Theme.iconSizeLarge
}
}
visible: ( placeholderImage.status === Image.Ready && !videoMessageComponent.fullscreen ) ? true : false
onClicked: {
pageStack.push(Qt.resolvedUrl("../pages/VideoPage.qml"), {"videoData": videoData});
}
}
}
}
Rectangle {
id: videoErrorShade
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: videoComponentLoader
active: false
width: parent.width
height: Functions.getVideoHeight(parent.width, videoData)
sourceComponent: videoComponent
}
Component {
id: videoComponent
Item {
width: parent ? parent.width : 0
height: parent ? parent.height : 0
Connections {
target: messageVideo
onPlaying: {
playButton.visible = false;
placeholderImage.visible = false;
messageVideo.visible = true;
}
}
Video {
id: messageVideo
Component.onCompleted: {
if (messageVideo.error === MediaPlayer.NoError) {
messageVideo.play();
timeLeftTimer.start();
} else {
errorText.text = qsTr("Error loading video! " + messageVideo.errorString)
errorTextOverlay.visible = true;
errorText.visible = true;
}
}
onStatusChanged: {
if (status == MediaPlayer.NoMedia) {
console.log("No Media");
videoBusyIndicator.visible = false;
}
if (status == MediaPlayer.Loading) {
console.log("Loading");
videoBusyIndicator.visible = true;
}
if (status == MediaPlayer.Loaded) {
console.log("Loaded");
videoBusyIndicator.visible = false;
}
if (status == MediaPlayer.Buffering) {
console.log("Buffering");
videoBusyIndicator.visible = true;
}
if (status == MediaPlayer.Stalled) {
console.log("Stalled");
videoBusyIndicator.visible = true;
}
if (status == MediaPlayer.Buffered) {
console.log("Buffered");
videoBusyIndicator.visible = false;
}
if (status == MediaPlayer.EndOfMedia) {
console.log("End of Media");
videoBusyIndicator.visible = false;
}
if (status == MediaPlayer.InvalidMedia) {
console.log("Invalid Media");
videoBusyIndicator.visible = false;
}
if (status == MediaPlayer.UnknownStatus) {
console.log("Unknown Status");
videoBusyIndicator.visible = false;
}
}
visible: false
width: parent.width
height: parent.height
source: videoUrl
MouseArea {
anchors.fill: parent
onClicked: {
if (messageVideo.playbackState === MediaPlayer.PlayingState) {
enableScreensaver();
messageVideo.pause();
timeLeftItem.visible = true;
} else {
disableScreensaver();
messageVideo.play();
timeLeftTimer.start();
}
}
}
onStopped: {
enableScreensaver();
messageVideo.visible = false;
placeholderImage.visible = true;
playButton.visible = true;
videoComponentLoader.active = false;
fullscreenItem.visible = !videoMessageComponent.fullscreen;
}
}
BusyIndicator {
id: videoBusyIndicator
anchors.horizontalCenter: parent.horizontalCenter
anchors.verticalCenter: parent.verticalCenter
visible: false
running: visible
size: BusyIndicatorSize.Medium
onVisibleChanged: {
if (visible) {
enableScreensaver();
} else {
disableScreensaver();
}
}
}
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
visible: messageVideo.visible
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 - ( messageVideoSlider.visible ? messageVideoSlider.height : 0 ) - ( positionText.visible ? positionText.height : 0 )
visible: videoComponentLoader.active && messageVideo.playbackState === MediaPlayer.PausedState
Item {
height: parent.height
width: videoMessageComponent.fullscreen ? parent.width : ( parent.width / 2 )
Image {
id: pausedPlayButton
anchors.centerIn: parent
width: Theme.iconSizeLarge
height: Theme.iconSizeLarge
asynchronous: true
source: "image://theme/icon-l-play?white"
MouseArea {
anchors.fill: parent
onClicked: {
disableScreensaver();
messageVideo.play();
timeLeftTimer.start();
}
}
}
}
Item {
id: pausedFullscreenItem
height: parent.height
width: parent.width / 2
visible: !videoMessageComponent.fullscreen
IconButton {
id: pausedFullscreenButton
anchors.centerIn: parent
width: Theme.iconSizeLarge
height: Theme.iconSizeLarge
icon {
asynchronous: true
source: "../../images/icon-l-fullscreen.svg"
sourceSize {
width: Theme.iconSizeLarge
height: Theme.iconSizeLarge
}
}
visible: ( videoComponentLoader.active && messageVideo.playbackState === MediaPlayer.PausedState ) ? true : false
onClicked: {
pageStack.push(Qt.resolvedUrl("../pages/VideoPage.qml"), {"videoData": videoData});
}
}
}
}
Slider {
id: messageVideoSlider
width: parent.width
anchors.horizontalCenter: parent.horizontalCenter
anchors.bottom: positionText.top
minimumValue: 0
maximumValue: messageVideo.duration ? messageVideo.duration : 0
stepSize: 1
value: messageVideo.position
enabled: messageVideo.seekable
visible: (messageVideo.duration > 0)
onReleased: {
messageVideo.seek(Math.floor(value));
messageVideo.play();
timeLeftTimer.start();
}
valueText: getTimeString(Math.round((messageVideo.duration - messageVideoSlider.value) / 1000))
}
Text {
id: positionText
visible: messageVideo.visible && messageVideo.duration === 0
color: Theme.primaryColor
font.pixelSize: videoMessageComponent.fullscreen ? Theme.fontSizeSmall : Theme.fontSizeTiny
anchors {
bottom: parent.bottom
bottomMargin: Theme.paddingSmall
horizontalCenter: positionTextOverlay.horizontalCenter
}
wrapMode: Text.Wrap
text: ( messageVideo.duration - messageVideo.position ) > 0 ? getTimeString(Math.round((messageVideo.duration - messageVideo.position) / 1000)) : "-:-"
}
}
}
}
}