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media: throttle frame rate of media-related animations

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port 1.5

related #2869
This commit is contained in:
bbedward
2026-07-15 12:57:25 -04:00
parent bf408f8d00
commit cdaedad969
4 changed files with 53 additions and 37 deletions
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quickshell/Modules/DankBar/Widgets/Media.qml
+36 -24
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@@ -358,38 +358,50 @@ BasePill {
onTextChanged: {
scrollOffset = 0;
textShift = 0;
scrollTimer.reset();
textChangeAnimation.restart();
}
SequentialAnimation {
id: scrollAnimation
// Timer stepping, not NumberAnimation — a running animation commits frames every vsync (#2863)
Timer {
id: scrollTimer
readonly property real maxOffset: Math.max(0, mediaText.implicitWidth - textContainer.width + 5)
property int direction: 1
property int holdTicks: 33
interval: 60
repeat: true
running: mediaText.needsScrolling && textContainer.visible && mediaText.onScreen && root._isPlaying
loops: Animation.Infinite
onStopped: mediaText.scrollOffset = 0
PauseAnimation {
duration: 2000
function reset() {
mediaText.scrollOffset = 0;
direction = 1;
holdTicks = 33;
}
NumberAnimation {
target: mediaText
property: "scrollOffset"
from: 0
to: mediaText.implicitWidth - textContainer.width + 5
duration: Math.max(1000, (mediaText.implicitWidth - textContainer.width + 5) * 60)
easing.type: Easing.Linear
onRunningChanged: {
if (!running)
reset();
}
PauseAnimation {
duration: 2000
}
NumberAnimation {
target: mediaText
property: "scrollOffset"
to: 0
duration: Math.max(1000, (mediaText.implicitWidth - textContainer.width + 5) * 60)
easing.type: Easing.Linear
onTriggered: {
if (holdTicks > 0) {
holdTicks--;
return;
}
const next = mediaText.scrollOffset + direction;
if (next >= maxOffset) {
mediaText.scrollOffset = maxOffset;
direction = -1;
holdTicks = 33;
return;
}
if (next <= 0) {
mediaText.scrollOffset = 0;
direction = 1;
holdTicks = 33;
return;
}
mediaText.scrollOffset = next;
}
}