CircularProgressView(value: value)

// We estimatethatthelast half takes 8 seconds

// We estimate theduration of the last 40%

// so it doesn't appear stuck

.autoComplete(threshold:0.5, duration:8)

.autoComplete(threshold:0.6, duration:2.8)

// We estimate the duration of the first 15% (spawning Helper)

// so it doesn't appear stuck

.autoStart(to:0.15, duration:1.8)

Text(progressMessage)

.multilineTextAlignment(.center)

// 35MB if the server doesn't give us the expected size

lettotalBytes= downloadProgress.totalBytesToWrite??35_000_000

letdownloadPercent=min(1.0,Float(downloadProgress.totalBytesWritten)/ Float(totalBytes))

return0.4* downloadPercent

return0.15+(0.35* downloadPercent)

case.validating:

case.removingQuarantine:

case.startingTunnel:

iflet value{

.stroke(backgroundColor, style:StrokeStyle(lineWidth: strokeWidth, lineCap:.round))

.trim(from:0, to:CGFloat(displayValue(for:value)))

.trim(from:0, to:CGFloat(displayValue(for:currentProgress)))

.stroke(primaryColor, style:StrokeStyle(lineWidth: strokeWidth, lineCap:.round))

.rotationEffect(.degrees(-90))

.animation(autoCompleteAnimation(for: value), value: value)

.frame(width: diameter, height: diameter)

iflet autoStartValue,let autoStartDuration, value==0{

withAnimation(.easeOut(duration: autoStartDuration)){

currentProgress= autoStartValue

.onChange(of: value){

withAnimation(currentAnimation(for: value)){

currentProgress= value

diameter: diameter,

return value

privatefuncautoCompleteAnimation(for value:Float)->Animation?{

privatefunccurrentAnimation(for value:Float)->Animation{

guardlet threshold= autoCompleteThreshold,

let duration= autoCompleteDuration,

value>= threshold, value<1.0

// Use the auto-start animation if it's running, otherwise default.

iflet autoStartDuration, value<(autoStartValue??0){

return.easeOut(duration: autoStartDuration)

return.default

view.autoCompleteDuration= duration

return view

func autoStart(to value:Float, duration:TimeInterval)->CircularProgressView{

view.autoStartValue= value

view.autoStartDuration= duration

return view

// We note a constant >10% CPU usage when using a SwiftUI rotation animation that