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