243 lines
9.2 KiB
QML
243 lines
9.2 KiB
QML
/****************************************************************************
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**
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** Copyright (C) 2021 The Qt Company Ltd.
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** Contact: https://www.qt.io/licensing/
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**
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** This file is part of the QtQuick module of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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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 https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** BSD License Usage
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** Alternatively, you may use this file under the terms of the BSD license
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** as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the name of The Qt Company Ltd nor the names of its
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** contributors may be used to endorse or promote products derived
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** from this software without specific prior written permission.
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**
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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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
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import QtQml.Models
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import QtQuick.Controls
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Rectangle {
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id: root
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width: 320
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height: 480
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property color col: "lightsteelblue"
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gradient: Gradient {
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GradientStop { position: 0.0; color: Qt.tint(root.col, "#20FFFFFF") }
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GradientStop { position: 0.1; color: Qt.tint(root.col, "#20AAAAAA") }
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GradientStop { position: 0.9; color: Qt.tint(root.col, "#20666666") }
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GradientStop { position: 1.0; color: Qt.tint(root.col, "#20000000") }
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}
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//! [source]
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ShaderEffectSource {
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id: theSource
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sourceItem: theItem
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}
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//! [source]
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function saturate(x) {
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return Math.min(Math.max(x, 0), 1)
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}
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function sliderToColor(x) {
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return Qt.rgba(saturate(Math.max(2 - 6 * x, 6 * x - 4)),
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saturate(Math.min(6 * x, 4 - 6 * x)),
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saturate(Math.min(6 * x - 2, 6 - 6 * x)))
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}
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Grid {
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anchors.centerIn: parent
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columns: 2
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Item {
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id: theItem
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width: 160
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height: 160
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ListView {
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anchors.centerIn: parent
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width: 160
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height: 140
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clip: true
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snapMode: ListView.SnapOneItem
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model: ObjectModel {
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Text {
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width: 160
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height: 140
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horizontalAlignment: Text.AlignHCenter
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verticalAlignment: Text.AlignVCenter
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font.pixelSize: 118
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font.family: "Times"
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color: "blue"
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text: "Qt"
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}
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Image {
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width: 160
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height: 140
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source: "content/qt-logo.png"
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}
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Image {
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width: 160
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height: 140
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source: "content/face-smile.png"
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}
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}
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}
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}
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ShaderEffect {
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width: 160
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height: 160
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property variant source: theSource
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property real amplitude: 0.04 * wobbleSlider.value
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property real frequency: 20
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property real time: 0
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NumberAnimation on time { loops: Animation.Infinite; from: 0; to: Math.PI * 2; duration: 600 }
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//! [fragment]
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fragmentShader: "content/shaders/wobble.frag.qsb"
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//! [fragment]
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Slider {
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id: wobbleSlider
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anchors.left: parent.left
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anchors.right: parent.right
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anchors.bottom: parent.bottom
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anchors.leftMargin: 4
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anchors.rightMargin: 4
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height: 40
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}
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}
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ShaderEffect {
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width: 160
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height: 160
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property variant source: theSource
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property variant shadow: ShaderEffectSource {
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sourceItem: ShaderEffect {
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width: theItem.width
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height: theItem.height
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property variant delta: Qt.size(0.0, 1.0 / height)
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property variant source: ShaderEffectSource {
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sourceItem: ShaderEffect {
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width: theItem.width
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height: theItem.height
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property variant delta: Qt.size(1.0 / width, 0.0)
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property variant source: theSource
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fragmentShader: "content/shaders/blur.frag.qsb"
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}
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}
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fragmentShader: "content/shaders/blur.frag.qsb"
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}
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}
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property real angle: 0
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property variant offset: Qt.point(15.0 * Math.cos(angle), 15.0 * Math.sin(angle))
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NumberAnimation on angle { loops: Animation.Infinite; from: 0; to: Math.PI * 2; duration: 6000 }
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property variant delta: Qt.size(offset.x / width, offset.y / height)
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property real darkness: shadowSlider.value
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fragmentShader: "content/shaders/shadow.frag.qsb"
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Slider {
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id: shadowSlider
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anchors.left: parent.left
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anchors.right: parent.right
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anchors.bottom: parent.bottom
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anchors.leftMargin: 4
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anchors.rightMargin: 4
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height: 40
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}
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}
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ShaderEffect {
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width: 160
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height: 160
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property variant source: theSource
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property variant delta: Qt.size(0.5 / width, 0.5 / height)
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fragmentShader: "content/shaders/outline.frag.qsb"
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}
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ShaderEffect {
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width: 160
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height: 160
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property variant source: theSource
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property color tint: root.sliderToColor(colorizeSlider.value)
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fragmentShader: "content/shaders/colorize.frag.qsb"
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Slider {
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id: colorizeSlider
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anchors.left: parent.left
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anchors.right: parent.right
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anchors.bottom: parent.bottom
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anchors.leftMargin: 4
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anchors.rightMargin: 4
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height: 40
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}
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}
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ShaderEffect {
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width: 160
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height: 160
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//! [properties]
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property variant source: theSource
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property real bend: 0
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property real minimize: 0
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property real side: genieSlider.value
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SequentialAnimation on bend {
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loops: Animation.Infinite
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NumberAnimation { to: 1; duration: 700; easing.type: Easing.InOutSine }
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PauseAnimation { duration: 1600 }
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NumberAnimation { to: 0; duration: 700; easing.type: Easing.InOutSine }
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PauseAnimation { duration: 1000 }
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}
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SequentialAnimation on minimize {
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loops: Animation.Infinite
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PauseAnimation { duration: 300 }
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NumberAnimation { to: 1; duration: 700; easing.type: Easing.InOutSine }
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PauseAnimation { duration: 1000 }
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NumberAnimation { to: 0; duration: 700; easing.type: Easing.InOutSine }
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PauseAnimation { duration: 1300 }
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}
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//! [properties]
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//! [vertex]
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mesh: Qt.size(10, 10)
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vertexShader: "content/shaders/genie.vert.qsb"
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//! [vertex]
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Slider {
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id: genieSlider
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anchors.left: parent.left
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anchors.right: parent.right
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anchors.bottom: parent.bottom
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anchors.leftMargin: 4
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anchors.rightMargin: 4
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height: 40
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}
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}
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}
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}
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