Files
noctalia-shell/Widgets/AudioSpectrum/LinearSpectrum.qml
T

45 lines
1.6 KiB
QML

import QtQuick
import qs.Commons
Item {
id: root
property color fillColor: Color.mPrimary
property color strokeColor: Color.mOnSurface
property int strokeWidth: 0
property var values: []
property bool vertical: false
// Minimum signal properties
property bool showMinimumSignal: false
property real minimumSignalValue: 0.05 // Default to 5% of height
// Pre compute horizontal mirroring
readonly property int valuesCount: values.length
readonly property int totalBars: valuesCount * 2
readonly property real barSlotSize: totalBars > 0 ? (vertical ? height : width) / totalBars : 0
Repeater {
model: root.totalBars
Rectangle {
// The first half of bars are a mirror image (reversed values array).
// The second half of bars are in normal order.
property int valueIndex: index < root.valuesCount ? root.valuesCount - 1 - index // Mirrored half
: index - root.valuesCount // Normal half
property real rawAmp: root.values[valueIndex]
property real amp: (root.showMinimumSignal && rawAmp === 0) ? root.minimumSignalValue : rawAmp
color: root.fillColor
border.color: root.strokeColor
border.width: root.strokeWidth
antialiasing: true
width: vertical ? root.width * amp : root.barSlotSize * 0.5
height: vertical ? root.barSlotSize * 0.5 : root.height * amp
x: vertical ? root.width - width : index * root.barSlotSize + (root.barSlotSize * 0.25)
y: vertical ? index * root.barSlotSize + (root.barSlotSize * 0.25) : root.height - height
}
}
}