- Qt 6.4
- Qt Quick 3D
- Qt Quick 3D Examples and Tutorials
- Qt Quick 3D - Particles 3D Testbed Example
- Qt Quick 3D | Commercial or GPLv3

# Qt Quick 3D - Particles 3D Testbed Example

     // Copyright (C) 2021 The Qt Company Ltd.
     // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause

     import QtQuick
     import QtQuick.Controls
     import QtQuick.Layouts

     Item {
         id: rootItem
         property alias sliderValue: slider.value
         property alias fromValue: slider.from
         property alias toValue: slider.to
         property alias sliderEnabled: slider.enabled
         property alias sliderStepSize: slider.stepSize
         readonly property bool highlight: slider.hovered || slider.pressed

         width: 260
         height: rowLayout.height

         MouseArea {
             anchors.fill: parent
             onPressed: {}
         }

         RowLayout {
             id: rowLayout
             width: parent.width
             Slider {
                 id: slider
                 from: fromValue
                 to: toValue
                 stepSize: 0.01
                 Layout.minimumWidth: 200
                 Layout.fillWidth: true
                 background: Rectangle {
                     x: slider.leftPadding
                     y: slider.topPadding + slider.availableHeight / 2 - height / 2
                     implicitWidth: 200
                     implicitHeight: 2
                     width: slider.availableWidth
                     height: implicitHeight
                     color: "#606060"
                     Rectangle {
                         width: slider.visualPosition * parent.width
                         height: parent.height
                         color: "#41cd52"
                     }
                 }
                 handle: Rectangle {
                     x: slider.leftPadding + slider.visualPosition * (slider.availableWidth - width)
                     y: slider.topPadding + slider.availableHeight / 2 - height / 2
                     implicitWidth: 14
                     implicitHeight: 14
                     radius: width/2
                     color: slider.pressed ? "#ffffff" : "#d0d0d0"
                     border.color: "#d0d0d0"
                 }
             }
             Label {
                 id: valueText
                 text: slider.value.toFixed(2)
                 color: "#f0f0f0"
                 font.pointSize: settings.fontSizeSmall
                 font.bold: true
                 Layout.minimumWidth: 60
             }
         }
     }