90 lines
2.9 KiB
Swift
90 lines
2.9 KiB
Swift
//
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// TimelineAccessibilityCellLayout.swift
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// NetNewsWire-iOS
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//
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// Created by Maurice Parker on 4/29/19.
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// Copyright © 2019 Ranchero Software. All rights reserved.
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//
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import UIKit
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struct TimelineAccessibilityCellLayout: TimelineCellLayout {
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let height: CGFloat
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let unreadIndicatorRect: CGRect
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let starRect: CGRect
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let iconImageRect: CGRect
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let titleRect: CGRect
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let summaryRect: CGRect
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let feedNameRect: CGRect
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let dateRect: CGRect
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@MainActor init(width: CGFloat, insets: UIEdgeInsets, cellData: TimelineCellData) {
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var currentPoint = CGPoint.zero
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currentPoint.x = TimelineDefaultCellLayout.cellPadding.left + insets.left + TimelineDefaultCellLayout.unreadCircleMarginLeft
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currentPoint.y = TimelineDefaultCellLayout.cellPadding.top
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// Unread Indicator and Star
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self.unreadIndicatorRect = TimelineAccessibilityCellLayout.rectForUnreadIndicator(currentPoint)
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self.starRect = TimelineAccessibilityCellLayout.rectForStar(currentPoint)
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// Start the point at the beginning position of the main block
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currentPoint.x += TimelineDefaultCellLayout.unreadCircleDimension + TimelineDefaultCellLayout.unreadCircleMarginRight
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// Icon Image
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if cellData.showIcon {
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self.iconImageRect = TimelineAccessibilityCellLayout.rectForIconView(currentPoint, iconSize: cellData.iconSize)
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currentPoint.y = self.iconImageRect.maxY
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} else {
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self.iconImageRect = CGRect.zero
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}
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let textAreaWidth = width - (currentPoint.x + TimelineDefaultCellLayout.cellPadding.right + insets.right)
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// Title Text Block
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let (titleRect, numberOfLinesForTitle) = TimelineAccessibilityCellLayout.rectForTitle(cellData, currentPoint, textAreaWidth)
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self.titleRect = titleRect
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// Summary Text Block
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if self.titleRect != CGRect.zero {
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currentPoint.y = self.titleRect.maxY + TimelineDefaultCellLayout.titleBottomMargin
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}
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self.summaryRect = TimelineAccessibilityCellLayout.rectForSummary(cellData, currentPoint, textAreaWidth, numberOfLinesForTitle)
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currentPoint.y = [self.titleRect, self.summaryRect].maxY()
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if cellData.showFeedName != .none {
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self.feedNameRect = TimelineAccessibilityCellLayout.rectForFeedName(cellData, currentPoint, textAreaWidth)
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currentPoint.y = self.feedNameRect.maxY
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} else {
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self.feedNameRect = CGRect.zero
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}
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// Feed Name and Pub Date
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self.dateRect = TimelineAccessibilityCellLayout.rectForDate(cellData, currentPoint, textAreaWidth)
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self.height = self.dateRect.maxY + TimelineDefaultCellLayout.cellPadding.bottom
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}
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}
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// MARK: - Calculate Rects
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private extension TimelineAccessibilityCellLayout {
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@MainActor static func rectForDate(_ cellData: TimelineCellData, _ point: CGPoint, _ textAreaWidth: CGFloat) -> CGRect {
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var r = CGRect.zero
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let size = SingleLineUILabelSizer.size(for: cellData.dateString, font: TimelineDefaultCellLayout.dateFont)
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r.size = size
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r.origin = point
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return r
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}
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}
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