noctalia-shell/Widgets/NSlider.qml
2025-09-15 08:36:08 -04:00

113 lines
3.1 KiB
QML

import QtQuick
import QtQuick.Controls
import QtQuick.Effects
import qs.Commons
import qs.Services
Slider {
id: root
property var cutoutColor: Color.mSurface
property bool snapAlways: true
property real heightRatio: 0.75
readonly property real knobDiameter: Math.round(Style.baseWidgetSize * heightRatio * scaling)
readonly property real trackHeight: knobDiameter * 0.4
readonly property real cutoutExtra: Math.round(Style.baseWidgetSize * 0.1 * scaling)
snapMode: snapAlways ? Slider.SnapAlways : Slider.SnapOnRelease
implicitHeight: Math.max(trackHeight, knobDiameter)
background: Rectangle {
x: root.leftPadding
y: root.topPadding + root.availableHeight / 2 - height / 2
implicitWidth: Style.sliderWidth
implicitHeight: trackHeight
width: root.availableWidth
height: implicitHeight
radius: 0
color: Qt.alpha(Color.mSurface, 0.5)
border.color: Qt.alpha(Color.mOutline, 0.5)
border.width: Math.max(1, Style.borderS * scaling)
// Animated gradient active track
Rectangle {
id: activeTrack
width: root.visualPosition * parent.width
height: parent.height
radius: parent.radius
// Animated gradient fill
gradient: Gradient {
orientation: Gradient.Horizontal
GradientStop {
position: 0.0
color: Qt.darker(Color.mPrimary, 1.2)
Behavior on color {
ColorAnimation {
duration: 300
}
}
}
GradientStop {
position: 0.5
color: Color.mPrimary
SequentialAnimation on position {
loops: Animation.Infinite
NumberAnimation {
from: 0.3
to: 0.7
duration: 2000
easing.type: Easing.InOutSine
}
NumberAnimation {
from: 0.7
to: 0.3
duration: 2000
easing.type: Easing.InOutSine
}
}
}
GradientStop {
position: 1.0
color: Qt.lighter(Color.mPrimary, 1.2)
}
}
}
// Circular cutout
Rectangle {
id: knobCutout
width: knobDiameter + cutoutExtra
height: knobDiameter + cutoutExtra
radius: width / 2
color: root.cutoutColor !== undefined ? root.cutoutColor : Color.mSurface
x: root.leftPadding + root.visualPosition * (root.availableWidth - root.knobDiameter) - cutoutExtra / 2
anchors.verticalCenter: parent.verticalCenter
}
}
handle: Item {
width: knob.implicitWidth
height: knob.implicitHeight
x: root.leftPadding + Math.round(root.visualPosition * (root.availableWidth - width))
y: root.topPadding + root.availableHeight / 2 - height / 2
Rectangle {
id: knob
implicitWidth: knobDiameter
implicitHeight: knobDiameter
radius: width * 0.5
color: root.pressed ? Color.mTertiary : Color.mSurface
border.color: Color.mPrimary
border.width: Math.max(1, Style.borderL * scaling)
anchors.centerIn: parent
Behavior on color {
ColorAnimation {
duration: Style.animationFast
}
}
}
}
}