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Monorepo for Aesthetic.Computer aesthetic.computer
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Swift
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/// Photo-Booth-style camera flash for arming the board. A/// full-screen, click-through, all-spaces panel filled with the/// macOS **system accent color** (lightened toward white so it/// reads as a luminous flash, not a flat tint). Snaps to peak/// instantly — like a real strobe — then fades out fast.////// Click-through + non-activating + `.screenSaver` level so it/// never steals focus or eats the keystroke that triggered it;/// the panel just paints over everything for a beat and leaves.final class FocusFlashOverlay: NSPanel { static let shared = FocusFlashOverlay()
private init() { super.init(contentRect: .zero, styleMask: [.borderless, .nonactivatingPanel], backing: .buffered, defer: false) isOpaque = false backgroundColor = .clear hasShadow = false level = .screenSaver ignoresMouseEvents = true hidesOnDeactivate = false alphaValue = 0 collectionBehavior = [.canJoinAllSpaces, .stationary, .ignoresCycle, .fullScreenAuxiliary] let v = NSView() v.wantsLayer = true contentView = v }
/// Quick full-screen color pulse on the screen the user is /// looking at. `rising == true` (board START) → saturated blue; /// `false` (board STOP) → saturated red. It's a translucent /// glow that blends over the system UI — capped well below /// opaque so you always see through it — punched on for ~a /// frame then fast-faded. Never a stark white-out. func flash(rising: Bool) { let color: NSColor = rising ? NSColor(srgbRed: 0.06, green: 0.42, blue: 1.0, alpha: 1) // blue = go : NSColor(srgbRed: 1.0, green: 0.12, blue: 0.16, alpha: 1) // red = stop pulse(color: color, peak: 0.42) }
/// Distinct RECORDING-mode flash — a brighter, hotter red than the plain /// stop pulse, at a higher peak, so dropping into record reads unmistakably. func flashRecord() { pulse(color: NSColor(srgbRed: 1.0, green: 0.04, blue: 0.04, alpha: 1), peak: 0.62) }
/// Charging reveal for the record count-in — a red glow that ramps UP over /// `duration`, so the screen visibly powers up into the downbeat. The /// record burst (`flashRecord`) or `endCharge(fadeOut:)` takes it from here. func beginCharge(duration: Double) { guard let screen = NSScreen.main, let layer = contentView?.layer else { return } setFrame(screen.frame, display: true) layer.removeAllAnimations() layer.backgroundColor = NSColor(srgbRed: 1.0, green: 0.05, blue: 0.05, alpha: 1).cgColor alphaValue = 0 orderFrontRegardless() NSAnimationContext.runAnimationGroup { ctx in ctx.duration = duration ctx.timingFunction = CAMediaTimingFunction(name: .easeIn) animator().alphaValue = 0.30 } }
/// Cancel the charge (count-in aborted) — quick fade out. func endCharge(fadeOut: Bool) { guard fadeOut else { return } contentView?.layer?.removeAllAnimations() NSAnimationContext.runAnimationGroup({ ctx in ctx.duration = 0.16 animator().alphaValue = 0 }, completionHandler: { [weak self] in if (self?.alphaValue ?? 0) <= 0.01 { self?.orderOut(nil) } }) }
private func pulse(color: NSColor, peak: CGFloat) { guard let screen = NSScreen.main else { return } setFrame(screen.frame, display: true) guard let layer = contentView?.layer else { return } layer.backgroundColor = color.cgColor
// Peak stays a translucent blend (never fully opaque over // the UI). Punch to peak instantly, then a fast ease-out // fade — reads as a single colored glow frame. Kill any // in-flight fade so rapid toggles re-pulse cleanly. layer.removeAllAnimations() alphaValue = peak orderFrontRegardless() NSAnimationContext.runAnimationGroup({ ctx in ctx.duration = 0.17 ctx.timingFunction = CAMediaTimingFunction(name: .easeOut) animator().alphaValue = 0 }, completionHandler: { [weak self] in guard let self = self else { return } if self.alphaValue <= 0.01 { self.orderOut(nil) } }) }}