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/****************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Graphical Effects module.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** 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.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
import QtQuick 2.0
Item {
id: slider
property real value: 1
property real maximum: 1
property real minimum: 0
property string caption: ""
property bool pressed: mouseArea.pressed
property bool integer: false
property string handleSource: "images/slider_handle.png"
width: parent.width
height: 20
function updatePos() {
if (maximum > minimum) {
var pos = (track.width - 10) * (value - minimum) / (maximum - minimum) + 5;
return Math.min(Math.max(pos, 5), track.width - 5) - 10;
} else {
return 5;
}
}
Text {
id: captionText
width: 110
anchors.verticalCenter: parent.verticalCenter
horizontalAlignment: Text.AlignRight
text: slider.caption + ':'
font.family: "Arial"
font.pixelSize: 11
color: "#B3B3B3"
}
Text {
id: valueCaption
anchors.left: captionText.right
anchors.leftMargin: 11
anchors.verticalCenter: parent.verticalCenter
width: 35
horizontalAlignment: Text.AlignLeft
text: integer ? slider.value.toFixed(0) : slider.value.toFixed(1)
font.family: "Arial"
font.pixelSize: 11
color: "#999999"
}
Item {
id: track
height: parent.height
anchors.verticalCenter: parent.verticalCenter
anchors.left: parent.left
anchors.leftMargin: parent.width / 2
anchors.right: parent.right
anchors.rightMargin: 10
BorderImage {
source: "images/slider_track.png"
anchors.left: parent.left
anchors.right: parent.right
border.right: 2
}
BorderImage {
id: trackFilled
anchors.left: minimum == -maximum ? (value < 0 ? handle.horizontalCenter : parent.horizontalCenter) : parent.left
anchors.right: minimum == -maximum && value < 0 ? parent.horizontalCenter : handle.horizontalCenter
source: "images/slider_track_filled.png"
border.left: 3
border.right: 3
}
Image {
id: handle;
smooth: true
source: mouseArea.pressed ? 'images/slider_handle_pressed.png' : slider.handleSource
x: updatePos()
}
MouseArea {
id: mouseArea
anchors { left: parent.left; right: parent.right; verticalCenter: parent.verticalCenter }
height: 16
preventStealing: true
onPressed: {
var handleX = Math.max(0, Math.min(mouseX, mouseArea.width))
var realValue = (maximum - minimum) * handleX / mouseArea.width + minimum;
value = slider.integer ? Math.round(realValue) : realValue;
}
onPositionChanged: {
if (pressed) {
var handleX = Math.max(0, Math.min(mouseX, mouseArea.width))
var realValue = (maximum - minimum) * handleX / mouseArea.width + minimum;
value = slider.integer ? Math.round(realValue) : realValue;
}
}
}
}
}
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