fix(StatusImageCrop): fix artefacts due to offscreen caching
Fix by disabling layering, leftover from the previous approach of not using Canvas. Also investigate TODO regarding artefacts workaround and implement a proper approach Fixes: #6640
This commit is contained in:
Stefan
Stefan Dunca
parent
39b1bcfe6b
commit
4937681645
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@ -1,11 +1,20 @@
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import QtQuick 2.14
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import QtQuick.Controls 2.14
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import QtQuick.Layouts 1.14
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import QtQuick.Dialogs 1.3
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import QtQml 2.14
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import StatusQ.Controls 0.1
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import StatusQ.Components 0.1
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import QtGraphicalEffects 1.14
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import StatusQ.Components 0.1
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import StatusQ.Controls 0.1
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import StatusQ.Core 0.1
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import StatusQ.Core.Theme 0.1
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import StatusQ.Popups 0.1
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Item {
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id: root
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@ -15,6 +24,12 @@ Item {
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property var testControls: [ctrl1, ctrl2, ctrl3]
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property bool globalStylePreferRound: true
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property var testImageList: ["qrc:/demoapp/data/logo-test-image.png",
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"qrc:/demoapp/data/profile-image-2.jpeg",
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"qrc:/demoapp/data/profile-image-1.jpeg"]
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property int testImageIndex: 0
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property int testSpacing: 0
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property int testFrameMargins: 10
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ColumnLayout {
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id: mainLayout
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@ -22,7 +37,12 @@ Item {
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anchors.fill: parent
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RowLayout {
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spacing: root.testSpacing
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ColumnLayout {
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spacing: root.testSpacing
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Layout.margins: root.testSpacing
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Text {
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text: `AR: ${ctrl1.aspectRatio.toFixed(2)}`
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}
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@ -32,8 +52,9 @@ Item {
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Layout.fillWidth: true
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Layout.fillHeight: true
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source: "qrc:/demoapp/data/logo-test-image.png"
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source: root.testImageList[root.testImageIndex]
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windowStyle: globalStylePreferRound ? StatusImageCrop.WindowStyle.Rounded : StatusImageCrop.WindowStyle.Rectangular
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margins: root.testFrameMargins
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}
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Text {
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text: `AR: ${ctrl2.aspectRatio.toFixed(2)}`
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@ -43,13 +64,15 @@ Item {
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Layout.fillWidth: true
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Layout.fillHeight: true
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source: "qrc:/demoapp/data/logo-test-image.png"
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source: root.testImageList[root.testImageIndex]
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windowStyle: globalStylePreferRound ? StatusImageCrop.WindowStyle.Rectangular : StatusImageCrop.WindowStyle.Rounded
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aspectRatio: 16/9
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enableCheckers: true
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margins: root.testFrameMargins + 2
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}
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}
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ColumnLayout {
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Layout.margins: root.testSpacing
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Text {
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text: `AR: ${ctrl3.aspectRatio.toFixed(2)}`
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}
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@ -59,36 +82,178 @@ Item {
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Layout.fillWidth: true
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Layout.fillHeight: true
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source: "qrc:/demoapp/data/logo-test-image.png"
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source: root.testImageList[root.testImageIndex]
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windowStyle: globalStylePreferRound ? StatusImageCrop.WindowStyle.Rounded : StatusImageCrop.WindowStyle.Rectangular
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aspectRatio: 0.8
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margins: root.testFrameMargins + 5.3
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}
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}
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}
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Shortcut {
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sequence: StandardKey.ZoomIn
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onActivated: {
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for(let i in testControls) {
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const c = testControls[i]
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c.setCropRect(ctrl1.inflateRectBy(c.cropRect, -0.05))
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RowLayout {
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StatusButton {
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text: qsTr("Cycle image")
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onClicked: {
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let newIndex = root.testImageIndex
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newIndex++
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if(newIndex >= root.testImageList.length)
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newIndex = 0
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root.testImageIndex = newIndex
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}
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}
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}
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Shortcut {
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sequence: StandardKey.ZoomOut
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onActivated: {
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for(let i in testControls) {
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const c = testControls[i]
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c.setCropRect(ctrl1.inflateRectBy(c.cropRect, 0.05))
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StatusButton {
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text: qsTr("Cycle spacing")
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onClicked: {
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root.testSpacing += (root.testSpacing/2) + 1
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if(root.testSpacing > 35)
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root.testSpacing = 0
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}
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}
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}
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Shortcut {
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sequences: ["Ctrl+W"]
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onActivated: globalStylePreferRound = !globalStylePreferRound
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StatusButton {
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text: qsTr("Cycle frame margins")
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onClicked: {
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root.testFrameMargins += (root.testFrameMargins/2) + 1
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if(root.testFrameMargins > 50)
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root.testFrameMargins = 0
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}
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}
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StatusButton {
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text: qsTr("Load external image")
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onClicked: workflowLoader.active = true
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}
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}
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}
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Loader {
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id: workflowLoader
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sourceComponent: workflowComponent
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active: false
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onStatusChanged: {
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if(status === Loader.Ready) {
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item.imageFileDialogTitle = qsTr("Test Title")
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item.title = "Test popup"
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item.acceptButtonText = "Load Custom Image"
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item.chooseImageToCrop()
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}
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}
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Connections {
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target: workflowLoader.item
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function onImageCropped(image, cropRect) {
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ctrl1.source = image
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ctrl2.source = image
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ctrl3.source = image
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}
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function onCanceled() {
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workflowLoader.active = false
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}
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}
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}
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Component {
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id: workflowComponent
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Item {
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id: workflowItem
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property alias aspectRatio: imageCropper.aspectRatio
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property alias windowStyle: imageCropper.windowStyle
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/*required*/ property string imageFileDialogTitle: ""
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/*required*/ property string title: ""
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/*required*/ property string acceptButtonText: ""
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property bool roundedImage: true
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signal imageCropped(var image, var cropRect)
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signal canceled()
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function chooseImageToCrop() {
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fileDialog.open()
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}
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FileDialog {
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id: fileDialog
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title: workflowItem.imageFileDialogTitle
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folder: workflowItem.userSelectedImage ? imageCropper.source.substr(0, imageCropper.source.lastIndexOf("/")) : shortcuts.pictures
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nameFilters: [qsTr("Supported image formats (%1)").arg("*.jpg *.jpeg *.jfif *.webp *.png *.heif")]
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onAccepted: {
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if (fileDialog.fileUrls.length > 0) {
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imageCropper.source = fileDialog.fileUrls[0]
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imageCropperModal.open()
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}
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}
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onRejected: workflowItem.canceled()
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} // FileDialog
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StatusModal {
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id: imageCropperModal
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header.title: workflowItem.title
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anchors.centerIn: Overlay.overlay
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width: workflowItem.roundedImage ? 480 : 580
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onClosed: workflowItem.canceled()
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StatusImageCropPanel {
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id: imageCropper
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implicitHeight: workflowItem.roundedImage ? 350 : 370
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anchors {
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fill: parent
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leftMargin: 10 * 2
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rightMargin: 10 * 2
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topMargin: 15
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bottomMargin: 15
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}
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margins: workflowItem.roundedImage ? 10 : 20
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windowStyle: workflowItem.roundedImage ? StatusImageCrop.WindowStyle.Rounded : StatusImageCrop.WindowStyle.Rectangular
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enableCheckers: true
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}
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rightButtons: [
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StatusButton {
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text: workflowItem.acceptButtonText
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enabled: imageCropper.sourceSize.width > 0 && imageCropper.sourceSize.height > 0
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onClicked: {
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workflowItem.imageCropped(imageCropper.source, imageCropper.cropRect)
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imageCropperModal.close()
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}
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}
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]
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} // StatusModal
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} // Item
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}
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Shortcut {
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sequence: StandardKey.ZoomIn
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onActivated: {
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for(let i in testControls) {
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const c = testControls[i]
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c.setCropRect(ctrl1.inflateRectBy(c.cropRect, -0.05))
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}
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}
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}
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Shortcut {
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sequence: StandardKey.ZoomOut
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onActivated: {
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for(let i in testControls) {
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const c = testControls[i]
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c.setCropRect(ctrl1.inflateRectBy(c.cropRect, 0.05))
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}
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}
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}
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Shortcut {
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sequences: ["Ctrl+W"]
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onActivated: globalStylePreferRound = !globalStylePreferRound
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}
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}
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@ -142,6 +142,7 @@ Item {
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anchors.top: parent.top
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anchors.right: cropEditor.left
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anchors.bottom: parent.bottom
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anchors.bottomMargin: -1
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color: wallColor
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opacity: wallTransparency
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z: cropEditor.z + 1
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@ -160,8 +161,9 @@ Item {
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StatusImageCrop {
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id: cropEditor
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anchors.centerIn: parent
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width: aspectRatio < cropSpaceItem.width/cropSpaceItem.height ? cropSpaceItem.height * aspectRatio : cropSpaceItem.width - root.margins * 2
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height: aspectRatio < cropSpaceItem.width/cropSpaceItem.height ? cropSpaceItem.height - root.margins * 2 : cropSpaceItem.width / aspectRatio
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readonly property bool cropARSmall: aspectRatio < cropSpaceItem.width/cropSpaceItem.height
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width: cropARSmall ? cropSpaceItem.height * aspectRatio : cropSpaceItem.width - root.margins * 2
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height: cropARSmall ? cropSpaceItem.height - root.margins * 2 : cropSpaceItem.width / aspectRatio
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}
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Rectangle {
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@ -170,6 +172,7 @@ Item {
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anchors.top: parent.top
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anchors.right: parent.right
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anchors.bottom: parent.bottom
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anchors.bottomMargin: -1
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color: wallColor
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opacity: wallTransparency
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z: cropEditor.z + 1
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@ -181,6 +184,7 @@ Item {
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anchors.top: cropEditor.bottom
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anchors.right: rightOverlay.left
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anchors.bottom: parent.bottom
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anchors.bottomMargin: -1
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color: wallColor
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opacity: wallTransparency
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z: cropEditor.z + 1
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@ -190,6 +194,7 @@ Item {
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Canvas {
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visible: root.enableCheckers
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anchors.fill: parent
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anchors.bottomMargin: -1
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onPaint: {
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var ctx = getContext("2d")
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for(let xI = 0; xI < Math.ceil(width/10); xI++) {
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@ -303,8 +303,6 @@ Item {
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anchors.fill: parent
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layer.enabled: true
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property bool widthFit: (root.width / root.aspectRatio) <= root.height
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// Window width
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property real wW: widthFit ? root.width : root.height * root.aspectRatio
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@ -312,22 +310,31 @@ Item {
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property real wH: widthFit ? root.width / root.aspectRatio : root.height
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onPaint: {
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const wSize = Qt.size(wW, wH)
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const contentSize = canvasSize
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const clearSize = Qt.size(Math.ceil(canvasSize.width), Math.ceil(canvasSize.height))
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const r = root.radius
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var ctx = getContext("2d")
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ctx.save()
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// TODO: observed drawing artefacts at the edge. Draw one pixel more for now until root cause is found
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ctx.clearRect(0, 0, width + 1, height + 1)
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ctx.clearRect(0, 0, clearSize.width, clearSize.height)
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// Fill all with wallColor in order to clip the window from it
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ctx.fillStyle = Qt.rgba(root.wallColor.r, root.wallColor.g, root.wallColor.b, root.wallTransparency)
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ctx.fillRect(0, 0, width + 1, height + 1)
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ctx.fillRect(0, 0, clearSize.width, clearSize.height)
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// Cut opaque new pixels from background
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ctx.globalCompositeOperation = "source-out"
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// Draw the window
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ctx.beginPath()
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const cW = Qt.rect((width - wW)/2, (height - wH)/2, wW, wH)
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const cW = Qt.rect((contentSize.width - wSize.width)/2, (contentSize.height - wSize.height)/2, wSize.width, wSize.height)
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if(root.windowStyle === StatusImageCrop.WindowStyle.Rounded)
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ctx.ellipse(cW.x, cW.y, cW.width, cW.height)
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else if(root.windowStyle === StatusImageCrop.WindowStyle.Rectangular)
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ctx.roundedRect(cW.x, cW.y, cW.width, cW.height, root.radius, root.radius)
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ctx.roundedRect(cW.x, cW.y, cW.width, cW.height, r, r)
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ctx.fill()
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ctx.restore()
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}
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