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30
Display/PeekControllerMenuNode.swift
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30
Display/PeekControllerMenuNode.swift
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import Foundation
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import AsyncDisplayKit
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final class PeekControllerMenuNode: ASDisplayNode {
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private let itemNodes: [PeekControllerMenuItemNode]
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init(theme: PeekControllerTheme, items: [PeekControllerMenuItem], activatedAction: @escaping () -> Void) {
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self.itemNodes = items.map { PeekControllerMenuItemNode(theme: theme, item: $0, activatedAction: activatedAction) }
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super.init()
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self.backgroundColor = theme.menuBackgroundColor
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self.cornerRadius = 16.0
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self.clipsToBounds = true
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for itemNode in self.itemNodes {
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self.addSubnode(itemNode)
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}
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}
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func updateLayout(width: CGFloat, transition: ContainedViewLayoutTransition) -> CGFloat {
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var verticalOffset: CGFloat = 0.0
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for itemNode in self.itemNodes {
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let itemHeight = itemNode.updateLayout(width: width, transition: transition)
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transition.updateFrame(node: itemNode, frame: CGRect(origin: CGPoint(x: 0.0, y: verticalOffset), size: CGSize(width: width, height: itemHeight)))
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verticalOffset += itemHeight
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}
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return verticalOffset - UIScreenPixel
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}
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}
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