87 lines
1.8 KiB
QML
87 lines
1.8 KiB
QML
pragma ComponentBehavior: Bound
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import QtQuick
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import qs.Components
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import qs.Helpers
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import qs.Config
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Item {
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id: root
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property Image current: one
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property string source: Wallpapers.current
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anchors.fill: parent
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Component.onCompleted: {
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if (source)
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Qt.callLater(() => one.update());
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}
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onSourceChanged: {
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if (!source) {
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current = null;
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} else if (current === one) {
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two.update();
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} else {
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one.update();
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}
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}
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Img {
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id: one
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}
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Img {
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id: two
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}
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component Img: CachingImage {
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id: img
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property real imageRatio: Math.max(1, sourceSize.width) / Math.max(1, sourceSize.height)
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property bool isValid: sourceSize.width > 0 && sourceSize.height > 0 && root.width > 0 && root.height > 0
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property real windowRatio: root.width / Math.max(1, root.height)
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function update(): void {
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if (path === root.source) {
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root.current = this;
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} else {
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path = root.source;
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}
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}
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anchors.fill: undefined
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asynchronous: true
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fillMode: Image.PreserveAspectCrop
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height: isValid ? (imageRatio > windowRatio ? root.height : root.width / imageRatio) * Config.background.zoom : root.height
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opacity: 0
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scale: Wallpapers.showPreview ? 1 : 0.8
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width: isValid ? (imageRatio > windowRatio ? root.height * imageRatio : root.width) * Config.background.zoom : root.width
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x: isValid ? (root.width - width) * Config.background.alignX : 0
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y: isValid ? (root.height - height) * Config.background.alignY : 0
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states: State {
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name: "visible"
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when: root.current === img
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PropertyChanges {
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img.opacity: 1
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img.scale: 1
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}
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}
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transitions: Transition {
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Anim {
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duration: Config.background.wallFadeDuration
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properties: "opacity,scale"
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target: img
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}
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}
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onStatusChanged: {
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if (status === Image.Ready) {
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root.current = this;
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}
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}
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}
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}
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