64 lines
2.0 KiB
QML
64 lines
2.0 KiB
QML
// Copyright (C) 2017 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
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// Qt-Security score:significant reason:default
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import QtQuick
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import Qt5Compat.GraphicalEffects.private
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Item {
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id: rootItem
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property variant source
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property real radius: 0.0
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property int maximumRadius: 0
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property real spread: 0.0
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property color color: "white"
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property bool cached: false
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property bool transparentBorder: false
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SourceProxy {
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id: sourceProxy
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input: rootItem.source
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sourceRect: rootItem.transparentBorder ? Qt.rect(-1, -1, parent.width + 2.0, parent.height + 2.0) : Qt.rect(0, 0, 0, 0)
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}
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ShaderEffectSource {
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id: cacheItem
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anchors.fill: shaderItem
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visible: rootItem.cached
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smooth: true
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sourceItem: shaderItem
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live: true
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hideSource: visible
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}
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GaussianDirectionalBlur {
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id: shaderItem
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x: transparentBorder ? -maximumRadius - 1 : 0
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y: transparentBorder ? -maximumRadius - 1 : 0
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width: horizontalBlur.width
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height: horizontalBlur.height
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horizontalStep: 0.0
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verticalStep: 1.0 / parent.height
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source: horizontalBlur
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radius: rootItem.radius
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maximumRadius: rootItem.maximumRadius
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transparentBorder: rootItem.transparentBorder
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enableColor: true
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color: rootItem.color
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spread: rootItem.spread
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}
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GaussianDirectionalBlur {
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id: horizontalBlur
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width: transparentBorder ? parent.width + 2 * maximumRadius + 2 : parent.width
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height: transparentBorder ? parent.height + 2 * maximumRadius + 2 : parent.height
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horizontalStep: 1.0 / parent.width
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verticalStep: 0.0
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source: sourceProxy.output
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radius: rootItem.radius
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maximumRadius: rootItem.maximumRadius
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transparentBorder: rootItem.transparentBorder
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visible: false
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}
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}
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