50 lines
1.5 KiB
QML
50 lines
1.5 KiB
QML
pragma ComponentBehavior
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import QtQuick
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import Quickshell
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import Quickshell.Io
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import qs.Commons
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import "../Helpers/sha256.js" as Checksum
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Image {
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id: root
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property string imagePath: ""
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property string imageHash: ""
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property int maxCacheDimension: 512
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readonly property string cachePath: imageHash ? `${Settings.cacheDirImages}${imageHash}@${maxCacheDimension}x${maxCacheDimension}.png` : ""
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asynchronous: true
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fillMode: Image.PreserveAspectCrop
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sourceSize.width: maxCacheDimension
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sourceSize.height: maxCacheDimension
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smooth: true
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onImagePathChanged: {
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if (imagePath) {
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imageHash = Checksum.sha256(imagePath)
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// Logger.log("NImageCached", imagePath, imageHash)
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} else {
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source = ""
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imageHash = ""
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}
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}
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onCachePathChanged: {
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if (imageHash && cachePath) {
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// Try to load the cached version, failure will be detected below in onStatusChanged
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source = cachePath
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}
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}
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onStatusChanged: {
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if (source == cachePath && status === Image.Error) {
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// Cached image was not available, show the original
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source = imagePath
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} else if (source == imagePath && status === Image.Ready && imageHash && cachePath) {
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// Original image is shown and fully loaded, time to cache it
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const grabPath = cachePath
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if (visible && width > 0 && height > 0 && Window.window && Window.window.visible)
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grabToImage(res => {
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return res.saveToFile(grabPath)
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})
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}
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}
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}
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