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+/****************************************************************************
+**
+** Copyright (C) 2017 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the Qt 3D Studio Demos.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** 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 2.8
+import QtQuick.Controls 2.1
+import Style 1.0
+
+Item {
+ id: sliderControl
+ signal moved(real position)
+
+ property alias position: control.position
+ property alias value: control.value
+ property alias text: sliderText.text
+ property alias iconSource: handleItemIcon.source
+
+ property color sliderColor
+ property real currentValue: 0
+
+ width: sizesMap.sliderMaxWidth
+ height: sizesMap.controlHeight + sliderText.height
+
+ Text {
+ id: sliderText
+ anchors.bottom: control.top
+ anchors.horizontalCenter: parent.horizontalCenter
+ horizontalAlignment: Text.AlignHCenter
+ font.pixelSize: sizesMap.fontSize
+ color: Style.textColor
+ font.bold: true
+ style: Text.Outline
+ styleColor: Style.sliderBackgroundColor
+ }
+
+ Slider {
+ id: control
+
+ width: sliderControl.width
+ height: sizesMap.controlHeight
+
+ anchors.left: parent.left
+ anchors.verticalCenter: parent.verticalCenter
+ anchors.margins: sizesMap.controlMargin / 2
+
+ onMoved: parent.moved(position)
+
+ background: Rectangle {
+ x: control.leftPadding
+ y: control.topPadding + control.availableHeight / 2 - height / 2
+ implicitWidth: sizesMap.sliderMaxWidth
+ implicitHeight: sizesMap.controlHeight
+ width: control.availableWidth
+ height: implicitHeight
+ color: Style.sliderBackgroundColor
+ radius: height / 2
+ border.color: Style.backgroundColor
+ border.width: sizesMap.controlBorderWidth
+ opacity: control.enabled ? 1 : 0.3
+
+ Rectangle {
+ width: handleItem.x + handleItem.width - 5
+ height: parent.height
+ color: Style.sliderSelectionColor
+ border.color: Style.backgroundColor
+ border.width: sizesMap.controlBorderWidth
+ radius: height / 2
+ }
+ }
+
+ handle: Rectangle {
+ id: handleItem
+ x: control.leftPadding + control.visualPosition * (control.availableWidth - width)
+ y: control.topPadding + control.availableHeight / 2 - height / 2
+ implicitWidth: sizesMap.controlHeight
+ implicitHeight: sizesMap.controlHeight
+ radius: height / 2
+ antialiasing: true
+ color: Style.backgroundColor
+ opacity: control.enabled ? 1 : 0.3
+ Image {
+ id: handleItemIcon
+ anchors.fill: parent
+ fillMode: Image.PreserveAspectFit
+ anchors.margins: sizesMap.controlMargin / 2
+ anchors.centerIn: parent
+
+ }
+ }
+ }
+
+ function rgbToHex(red, green, blue) {
+ // Based on http://www.javascripter.net/faq/rgbtohex.htm
+ return "#" + toHex(red) + toHex(green) + toHex(blue)
+ }
+
+ function toHex(n) {
+ if (isNaN(n))
+ return "00"
+ n = Math.max(0, Math.min(n, 255))
+ return "0123456789ABCDEF".charAt((n - n % 16) / 16)
+ + "0123456789ABCDEF".charAt(n % 16)
+ }
+}