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255 lines
8.9 KiB
Swift
255 lines
8.9 KiB
Swift
import Cocoa
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/// 录音期间屏幕底部居中的胶囊形浮动窗口
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final class RecordingPanel: NSPanel {
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// MARK: - 子视图
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let waveformView: WaveformView
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private let textLabel: NSTextField
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private let containerStack: NSStackView
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// 文本宽度约束
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private var textWidthConstraint: NSLayoutConstraint?
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// 窗口宽度常量
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private let minPanelWidth: CGFloat = 180
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private let maxPanelWidth: CGFloat = 680
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private let panelHeight: CGFloat = 56
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private let cornerRadius: CGFloat = 28
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private let waveformSize = NSSize(width: 44, height: 32)
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private let marginAboveDock: CGFloat = 12
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init() {
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// Waveform
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waveformView = WaveformView(frame: NSRect(origin: .zero, size: waveformSize))
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waveformView.translatesAutoresizingMaskIntoConstraints = false
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waveformView.wantsLayer = true
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// Label
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textLabel = NSTextField(labelWithString: "")
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textLabel.translatesAutoresizingMaskIntoConstraints = false
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textLabel.font = .systemFont(ofSize: 16, weight: .medium)
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textLabel.textColor = .white
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textLabel.alignment = .left
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textLabel.lineBreakMode = .byTruncatingTail
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textLabel.maximumNumberOfLines = 1
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textLabel.backgroundColor = .clear
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textLabel.isBezeled = false
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textLabel.drawsBackground = false
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// Stack
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containerStack = NSStackView(views: [waveformView, textLabel])
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containerStack.translatesAutoresizingMaskIntoConstraints = false
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containerStack.orientation = .horizontal
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containerStack.alignment = .centerY
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containerStack.spacing = 12
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containerStack.edgeInsets = NSEdgeInsets(top: 0, left: 16, bottom: 0, right: 16)
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// Panel 配置
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super.init(
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contentRect: NSRect(x: 0, y: 0, width: minPanelWidth, height: panelHeight),
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styleMask: [.borderless, .nonactivatingPanel],
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backing: .buffered,
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defer: false
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)
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configurePanel()
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configureVisualEffect()
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setupConstraints()
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}
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private func configurePanel() {
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isFloatingPanel = true
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becomesKeyOnlyIfNeeded = true
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isOpaque = false
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hasShadow = false
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level = .floating
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collectionBehavior = [.canJoinAllSpaces, .fullScreenAuxiliary]
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ignoresMouseEvents = false
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titleVisibility = .hidden
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titlebarAppearsTransparent = true
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isMovableByWindowBackground = false
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// 彻底去除边框
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backgroundColor = .clear
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isOpaque = false
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}
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private func configureVisualEffect() {
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let visualEffect = NSVisualEffectView(frame: NSRect(x: 0, y: 0, width: minPanelWidth, height: panelHeight))
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visualEffect.material = .hudWindow
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visualEffect.blendingMode = .behindWindow
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visualEffect.state = .active
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visualEffect.wantsLayer = true
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visualEffect.layer?.cornerRadius = cornerRadius
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visualEffect.layer?.masksToBounds = true
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visualEffect.layer?.borderWidth = 0
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visualEffect.layer?.borderColor = NSColor.clear.cgColor
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visualEffect.autoresizingMask = [.width, .height]
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// 替换 contentView
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contentView = visualEffect
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visualEffect.addSubview(containerStack)
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}
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private func setupConstraints() {
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guard let content = contentView else { return }
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NSLayoutConstraint.activate([
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// Waveform 固定尺寸
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waveformView.widthAnchor.constraint(equalToConstant: waveformSize.width),
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waveformView.heightAnchor.constraint(equalToConstant: waveformSize.height),
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// Container 填充
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containerStack.centerXAnchor.constraint(equalTo: content.centerXAnchor),
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containerStack.centerYAnchor.constraint(equalTo: content.centerYAnchor),
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containerStack.heightAnchor.constraint(equalToConstant: panelHeight)
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])
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// 文本弹性宽度
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textWidthConstraint = textLabel.widthAnchor.constraint(equalToConstant: 160)
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textWidthConstraint?.isActive = true
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}
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/// 更新转录文本
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func updateText(_ text: String) {
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textLabel.stringValue = text
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// 计算所需宽度
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let maxTextWidth = maxPanelWidth - waveformSize.width - 40 // 40 = spacing + insets
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let attributes: [NSAttributedString.Key: Any] = [.font: textLabel.font!]
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let textSize = (text as NSString).size(withAttributes: attributes)
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let requiredTextWidth = min(max(textSize.width + 10, 160), maxTextWidth)
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let targetPanelWidth = requiredTextWidth + waveformSize.width + 44
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// 动画更新宽度
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NSAnimationContext.runAnimationGroup { ctx in
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ctx.duration = 0.25
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ctx.timingFunction = CAMediaTimingFunction(name: .easeInEaseOut)
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ctx.allowsImplicitAnimation = true
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textWidthConstraint?.animator().constant = requiredTextWidth
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let frame = currentScreenFrame()
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let y = bottomY(for: frame)
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let newFrame = NSRect(
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x: (frame.width - targetPanelWidth) / 2,
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y: y,
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width: targetPanelWidth,
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height: panelHeight
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)
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animator().setFrame(newFrame, display: true)
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}
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}
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/// 显示面板（弹簧动画）
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func showAnimated() {
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let frame = currentScreenFrame()
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let y = bottomY(for: frame)
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let initialFrame = NSRect(
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x: (frame.width - minPanelWidth) / 2,
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y: y,
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width: minPanelWidth,
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height: panelHeight
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)
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// 初始状态：缩小且透明
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setFrame(initialFrame, display: false)
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alphaValue = 0
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// 出场
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makeKeyAndOrderFront(nil)
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// 弹簧动画
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NSAnimationContext.runAnimationGroup { ctx in
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ctx.duration = 0.35
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ctx.timingFunction = CAMediaTimingFunction(controlPoints: 0.0, 0.5, 0.3, 1.5) // 弹簧曲线
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animator().alphaValue = 1.0
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}
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// 弹簧效果通过 CATransaction 模拟
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let spring = CASpringAnimation(keyPath: "transform.scale")
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spring.fromValue = 0.85
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spring.toValue = 1.0
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spring.duration = 0.35
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spring.damping = 12
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spring.initialVelocity = 0
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spring.fillMode = .backwards
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contentView?.layer?.add(spring, forKey: "showSpring")
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}
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/// 隐藏面板（缩放动画）
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func hideAnimated(completion: (() -> Void)? = nil) {
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NSAnimationContext.runAnimationGroup({ ctx in
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ctx.duration = 0.22
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ctx.timingFunction = CAMediaTimingFunction(name: .easeIn)
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animator().alphaValue = 0
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// 缩放
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let scale = CABasicAnimation(keyPath: "transform.scale")
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scale.fromValue = 1.0
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scale.toValue = 0.9
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scale.duration = 0.22
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scale.timingFunction = CAMediaTimingFunction(name: .easeIn)
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scale.fillMode = .forwards
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scale.isRemovedOnCompletion = false
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contentView?.layer?.add(scale, forKey: "hideScale")
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}, completionHandler: {
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self.orderOut(nil)
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self.contentView?.layer?.removeAnimation(forKey: "hideScale")
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self.textLabel.stringValue = ""
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self.textWidthConstraint?.animator().constant = 160
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completion?()
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})
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}
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/// 显示 Refining 状态（弹窗自适应缩窄）
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func showRefining() {
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textLabel.stringValue = "Refining..."
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let refiningTextWidth: CGFloat = 120
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let targetWidth: CGFloat = refiningTextWidth + waveformSize.width + 44
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NSAnimationContext.runAnimationGroup { ctx in
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ctx.duration = 0.2
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ctx.timingFunction = CAMediaTimingFunction(name: .easeInEaseOut)
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ctx.allowsImplicitAnimation = true
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textWidthConstraint?.animator().constant = refiningTextWidth
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let frame = currentScreenFrame()
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let y = bottomY(for: frame)
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let newFrame = NSRect(
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x: (frame.width - targetWidth) / 2,
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y: y,
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width: targetWidth,
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height: panelHeight
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)
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animator().setFrame(newFrame, display: true)
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}
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waveformView.updateLevel(0.3)
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}
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// 重写：允许在非 active 状态响应
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override var canBecomeKey: Bool { true }
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override var canBecomeMain: Bool { false }
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// MARK: - 屏幕坐标
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private func currentScreenFrame() -> NSRect {
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// 优先使用鼠标所在屏幕，否则主屏幕
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let mouseLocation = NSEvent.mouseLocation
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for screen in NSScreen.screens {
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if screen.frame.contains(mouseLocation) {
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return screen.visibleFrame
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}
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}
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return NSScreen.main?.visibleFrame ?? .zero
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}
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private func bottomY(for screenFrame: NSRect) -> CGFloat {
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screenFrame.minY + marginAboveDock
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}
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}
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