71 lines
2.8 KiB
QML
71 lines
2.8 KiB
QML
/****************************************************************************
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**
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** Copyright (C) 2017 The Qt Company Ltd.
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** Contact: http://www.qt.io/licensing/
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**
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** This file is part of the Qt Quick Controls 2 module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL3$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see http://www.qt.io/terms-conditions. For further
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** information use the contact form at http://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 3 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPLv3 included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 3 requirements
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** will be met: https://www.gnu.org/licenses/lgpl.html.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 2.0 or later as published by the Free
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** Software Foundation and appearing in the file LICENSE.GPL included in
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** the packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 2.0 requirements will be
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** met: http://www.gnu.org/licenses/gpl-2.0.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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import QtQuick 2.12
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import QtQuick.Controls.Material 2.12
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import QtQuick.Controls.Material.impl 2.12
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/*
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A implementation of CSS's box-shadow, used by ElevationEffect for a Material Design
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elevation shadow effect.
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*/
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RectangularGlow {
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// The 4 properties from CSS box-shadow, plus the inherited color property
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property int offsetX
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property int offsetY
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property int blurRadius
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property int spreadRadius
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// The source item the shadow is being applied to, used for correctly
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// calculating the corner radious
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property Item source
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property bool fullWidth
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property bool fullHeight
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x: (parent.width - width)/2 + offsetX
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y: (parent.height - height)/2 + offsetY
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implicitWidth: source ? source.width : parent.width
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implicitHeight: source ? source.height : parent.height
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width: implicitWidth + 2 * spreadRadius + (fullWidth ? 2 * cornerRadius : 0)
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height: implicitHeight + 2 * spreadRadius + (fullHeight ? 2 * cornerRadius : 0)
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glowRadius: blurRadius/2
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spread: 0.05
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cornerRadius: blurRadius + (source && source.radius || 0)
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}
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