d7fcda345d
- Rename source module from RDReaderView to RDEpubReaderView - Move all source files from Sources/RDReaderView/ to Sources/RDEpubReaderView/ - Update podspec: RDReaderView.podspec -> RDEpubReaderView.podspec - Update Podfile, demo project, and CocoaPods config for new pod name - Delete old RDReaderView pod support files from ReadViewDemo/Pods - Add new RDEpubReaderView pod support files - Update documentation (API ref, architecture, UML, conventions, etc.) - Add FixedLayoutRotationTests - Update .gitignore: exclude .DS_Store, manual unpack backups, _ssoft-output
80 lines
3.3 KiB
Swift
80 lines
3.3 KiB
Swift
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import UIKit
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extension RDEPUBReaderController {
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func presentAttachmentTooltip(text: String, sourceView: UIView, sourceRect: CGRect, sourcePoint: CGPoint) {
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hideAttachmentTooltipIfNeeded()
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let overlay = RDEPUBAttachmentTooltipOverlayView(frame: view.bounds)
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overlay.autoresizingMask = [.flexibleWidth, .flexibleHeight]
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overlay.onBackgroundTap = { [weak self, weak overlay] in
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guard let self, let overlay else { return }
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self.dismissAttachmentTooltipOverlay(overlay)
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}
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let tooltip = RDEPUBAttachmentTooltipView()
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tooltip.alpha = 0
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let horizontalPadding = max(view.safeAreaInsets.left, view.safeAreaInsets.right) + 12
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tooltip.configure(text: text, maxWidth: min(view.bounds.width - horizontalPadding * 2, 320))
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let anchorRect = sourceView.convert(sourceRect, to: view)
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let rawAnchorPoint = sourceView.convert(sourcePoint, to: view)
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let anchorPoint = CGPoint(
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x: min(max(rawAnchorPoint.x, anchorRect.minX), anchorRect.maxX),
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y: min(max(rawAnchorPoint.y, anchorRect.minY), anchorRect.maxY)
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)
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let verticalSpacing: CGFloat = 6
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let tooltipSize = tooltip.frame.size
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let idealX = anchorPoint.x - tooltipSize.width / 2
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let minX = horizontalPadding
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let maxX = max(minX, view.bounds.width - horizontalPadding - tooltipSize.width)
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let originX = min(max(idealX, minX), maxX)
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let topSafeY = view.safeAreaInsets.top + 12
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let bottomSafeY = view.bounds.height - view.safeAreaInsets.bottom - 12
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let availableSpaceAbove = anchorRect.minY - topSafeY
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let availableSpaceBelow = bottomSafeY - anchorRect.maxY
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let prefersAbove = availableSpaceAbove >= tooltipSize.height + verticalSpacing || availableSpaceAbove >= availableSpaceBelow
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let tooltipPlacement: RDEPUBAttachmentTooltipView.ArrowPlacement = prefersAbove ? .bottom : .top
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let originY: CGFloat
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switch tooltipPlacement {
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case .bottom:
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originY = max(topSafeY, anchorRect.minY - tooltipSize.height - verticalSpacing)
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case .top:
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originY = min(bottomSafeY - tooltipSize.height, anchorRect.maxY + verticalSpacing)
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}
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let arrowTipX = min(
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max(anchorPoint.x - originX, tooltip.minimumArrowX),
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tooltipSize.width - tooltip.minimumArrowX
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)
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tooltip.setArrowTipX(arrowTipX, placement: tooltipPlacement)
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tooltip.frame.origin = CGPoint(x: originX, y: originY)
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overlay.addSubview(tooltip)
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view.addSubview(overlay)
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UIView.animate(withDuration: 0.2) {
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tooltip.alpha = 1
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}
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DispatchQueue.main.asyncAfter(deadline: .now() + 3.5) { [weak self, weak overlay] in
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guard let self, let overlay else { return }
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self.dismissAttachmentTooltipOverlay(overlay)
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}
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}
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private func hideAttachmentTooltipIfNeeded() {
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view.subviews
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.compactMap { $0 as? RDEPUBAttachmentTooltipOverlayView }
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.forEach { $0.removeFromSuperview() }
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}
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private func dismissAttachmentTooltipOverlay(_ overlay: RDEPUBAttachmentTooltipOverlayView) {
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UIView.animate(withDuration: 0.18, animations: {
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overlay.tooltipView?.alpha = 0
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}, completion: { _ in
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overlay.removeFromSuperview()
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})
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}
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}
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