harbour-fernschreiber/qml/components/StickerPreview.qml
2020-10-19 19:34:47 +02:00

99 lines
3.1 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 2.5
import Sailfish.Silica 1.0
Item {
property variant stickerData;
property int usedFileId;
width: stickerData.width
height: stickerData.height
Component.onCompleted: {
if (stickerData) {
if (stickerData.is_animated) {
// Use thumbnail until we can decode TGS files
usedFileId = stickerData.thumbnail.photo.id;
if (stickerData.thumbnail.photo.local.is_downloading_completed) {
stickerImage.source = stickerData.thumbnail.photo.local.path;
} else {
tdLibWrapper.downloadFile(usedFileId);
}
} else {
usedFileId = stickerData.sticker.id;
if (stickerData.sticker.local.is_downloading_completed) {
stickerImage.source = stickerData.sticker.local.path;
} else {
tdLibWrapper.downloadFile(usedFileId);
}
}
}
}
Connections {
target: tdLibWrapper
onFileUpdated: {
if (stickerData) {
if (fileId === usedFileId && fileInformation.local.is_downloading_completed) {
if (stickerData.is_animated) {
stickerData.thumbnail.photo = fileInformation;
} else {
stickerData.sticker = fileInformation;
}
stickerImage.source = fileInformation.local.path;
}
}
}
}
Image {
id: stickerImage
anchors.fill: parent
fillMode: Image.PreserveAspectFit
autoTransform: true
asynchronous: true
visible: opacity > 0
opacity: status === Image.Ready ? 1 : 0
Behavior on opacity { FadeAnimation {} }
}
Loader {
anchors.fill: parent
sourceComponent: Component {
Image {
source: "../../images/background-" + ( Theme.colorScheme ? "black" : "white" ) + "-small.png"
asynchronous: true
fillMode: Image.PreserveAspectFit
}
}
active: opacity > 0
opacity: !stickerImage.visible && !placeHolderDelayTimer.running ? 0.15 : 0
Behavior on opacity { FadeAnimation {} }
}
Timer {
id: placeHolderDelayTimer
interval: 1000
running: true
}
}