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Diffstat (limited to 'src/effects/DropShadow.qml')
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diff --git a/src/effects/DropShadow.qml b/src/effects/DropShadow.qml deleted file mode 100644 index 66c7a33..0000000 --- a/src/effects/DropShadow.qml +++ /dev/null @@ -1,326 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2020 The Qt Company Ltd. -** Copyright (C) 2017 Jolla Ltd, author: <gunnar.sletta@jollamobile.com> -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the Qt Graphical Effects module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** 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 https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -import QtQuick 2.12 -import QtGraphicalEffects.private 1.12 - -/*! - \qmltype DropShadow - \inqmlmodule QtGraphicalEffects - \since QtGraphicalEffects 1.0 - \inherits QtQuick2::Item - \ingroup qtgraphicaleffects-drop-shadow - \brief Generates a colorized and blurred shadow image of the - source and places it behind the original, giving the impression that - source item is raised from the background. - - \table - \header - \li Source - \li Effect applied - \row - \li \image Original_butterfly.png - \li \image DropShadow_butterfly.png - \endtable - - \section1 Example - - The following example shows how to apply the effect. - \snippet DropShadow-example.qml example - -*/ -Item { - id: rootItem - - /*! - This property defines the source item that is going to be used as the - source for the generated shadow. - - \note It is not supported to let the effect include itself, for - instance by setting source to the effect's parent. - */ - property variant source - - /*! - Radius defines the softness of the shadow. A larger radius causes the - edges of the shadow to appear more blurry. - - The value ranges from 0.0 (no blur) to inf. By default, the property is - set to \c 0.0 (no blur). - - \table - \header - \li Output examples with different radius values - \li - \li - \row - \li \image DropShadow_radius1.png - \li \image DropShadow_radius2.png - \li \image DropShadow_radius3.png - \row - \li \b { radius: 0 } - \li \b { radius: 6 } - \li \b { radius: 12 } - \row - \li \l color: #000000 - \li \l color: #000000 - \li \l color: #000000 - \row - \li \l horizontalOffset: 0 - \li \l horizontalOffset: 0 - \li \l horizontalOffset: 0 - \row - \li \l verticalOffset: 20 - \li \l verticalOffset: 20 - \li \l verticalOffset: 20 - \row - \li \l spread: 0 - \li \l spread: 0 - \li \l spread: 0 - \endtable - - */ - property real radius: 0.0 - - /*! - This property defines the RGBA color value which is used for the shadow. - - By default, the property is set to \c "black". - - \table - \header - \li Output examples with different color values - \li - \li - \row - \li \image DropShadow_color1.png - \li \image DropShadow_color2.png - \li \image DropShadow_color3.png - \row - \li \b { color: #000000 } - \li \b { color: #0000ff } - \li \b { color: #aa000000 } - \row - \li \l radius: 8 - \li \l radius: 8 - \li \l radius: 8 - \row - \li \l horizontalOffset: 0 - \li \l horizontalOffset: 0 - \li \l horizontalOffset: 0 - \row - \li \l verticalOffset: 20 - \li \l verticalOffset: 20 - \li \l verticalOffset: 20 - \row - \li \l spread: 0 - \li \l spread: 0 - \li \l spread: 0 - \endtable - - */ - property color color: "black" - - /*! - \qmlproperty real QtGraphicalEffects1::DropShadow::horizontalOffset - \qmlproperty real QtGraphicalEffects1::DropShadow::verticalOffset - - HorizontalOffset and verticalOffset properties define the offset for the - rendered shadow compared to the DropShadow item position. Often, the - DropShadow item is anchored so that it fills the source element. In this - case, if the HorizontalOffset and verticalOffset properties are set to - 0, the shadow is rendered exactly under the source item. By changing the - offset properties, the shadow can be positioned relatively to the source - item. - - The values range from -inf to inf. By default, the properties are set to - \c 0. - - \table - \header - \li Output examples with different horizontalOffset values - \li - \li - \row - \li \image DropShadow_horizontalOffset1.png - \li \image DropShadow_horizontalOffset2.png - \li \image DropShadow_horizontalOffset3.png - \row - \li \b { horizontalOffset: -20 } - \li \b { horizontalOffset: 0 } - \li \b { horizontalOffset: 20 } - \row - \li \l radius: 4 - \li \l radius: 4 - \li \l radius: 4 - \row - \li \l color: #000000 - \li \l color: #000000 - \li \l color: #000000 - \row - \li \l verticalOffset: 0 - \li \l verticalOffset: 0 - \li \l verticalOffset: 0 - \row - \li \l spread: 0 - \li \l spread: 0 - \li \l spread: 0 - \endtable - - */ - property real horizontalOffset: 0.0 - property real verticalOffset: 0.0 - - /*! - This property defines how large part of the shadow color is strenghtened - near the source edges. - - The value ranges from 0.0 to 1.0. By default, the property is set to \c - 0.5. - - \table - \header - \li Output examples with different spread values - \li - \li - \row - \li \image DropShadow_spread1.png - \li \image DropShadow_spread2.png - \li \image DropShadow_spread3.png - \row - \li \b { spread: 0.0 } - \li \b { spread: 0.5 } - \li \b { spread: 1.0 } - \row - \li \l radius: 8 - \li \l radius: 8 - \li \l radius: 8 - \row - \li \l color: #000000 - \li \l color: #000000 - \li \l color: #000000 - \row - \li \l horizontalOffset: 0 - \li \l horizontalOffset: 0 - \li \l horizontalOffset: 0 - \row - \li \l verticalOffset: 20 - \li \l verticalOffset: 20 - \li \l verticalOffset: 20 - \endtable - - */ - property real spread: 0.0 - - /*! - This property allows the effect output pixels to be cached in order to - improve the rendering performance. Every time the source or effect - properties are changed, the pixels in the cache must be updated. Memory - consumption is increased, because an extra buffer of memory is required - for storing the effect output. - - It is recommended to disable the cache when the source or the effect - properties are animated. - - By default, the property is set to \c false. - - */ - property bool cached: false - - /*! - This property determines whether or not the effect has a transparent - border. - - When set to \c true, the exterior of the item is padded with a 1 pixel - wide transparent edge, making sampling outside the source texture use - transparency instead of the edge pixels. Without this property, an - image which has opaque edges will not get a blurred edge. - - In the image below, the Rectangle on the left has transparent borders - and has blurred edges, whereas the Rectangle on the right does not: - - \snippet DropShadow-transparentBorder-example.qml example - - \image DropShadow-transparentBorder.png - */ - property bool transparentBorder: false - - Loader { - x: rootItem.horizontalOffset - y: rootItem.verticalOffset - width: parent.width - height: parent.height - sourceComponent: fastGlow - } - - Component { - id: fastGlow - FastGlow { - anchors.fill: parent - source: sourceProxy.output - blur: Math.pow(rootItem.radius / 64.0, 0.4) - color: rootItem.color - cached: rootItem.cached - spread: rootItem.spread - transparentBorder: rootItem.transparentBorder - } - } - - SourceProxy { - id: sourceProxy - input: rootItem.source - sourceRect: rootItem.transparentBorder ? Qt.rect(-1, -1, parent.width + 2.0, parent.height + 2.0) : Qt.rect(0, 0, 0, 0) - } - ShaderEffect { - anchors.fill: parent - property variant source: sourceProxy.output - } -} |