115 lines
3.0 KiB
Swift
115 lines
3.0 KiB
Swift
//
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// TimelineCellLayout.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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import Images
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protocol TimelineCellLayout {
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var height: CGFloat {get}
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var unreadIndicatorRect: CGRect {get}
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var starRect: CGRect {get}
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var iconImageRect: CGRect {get}
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var titleRect: CGRect {get}
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var summaryRect: CGRect {get}
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var feedNameRect: CGRect {get}
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var dateRect: CGRect {get}
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}
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extension TimelineCellLayout {
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static func rectForUnreadIndicator(_ point: CGPoint) -> CGRect {
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var r = CGRect.zero
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r.size = CGSize(width: TimelineDefaultCellLayout.unreadCircleDimension, height: TimelineDefaultCellLayout.unreadCircleDimension)
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r.origin.x = point.x
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r.origin.y = point.y + 5
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return r
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}
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static func rectForStar(_ point: CGPoint) -> CGRect {
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var r = CGRect.zero
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r.size.width = TimelineDefaultCellLayout.starDimension
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r.size.height = TimelineDefaultCellLayout.starDimension
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r.origin.x = floor(point.x - ((TimelineDefaultCellLayout.starDimension - TimelineDefaultCellLayout.unreadCircleDimension) / 2.0))
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r.origin.y = point.y + 3
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return r
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}
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static func rectForIconView(_ point: CGPoint, iconSize: IconSize) -> CGRect {
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var r = CGRect.zero
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r.size = iconSize.size
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r.origin.x = point.x
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r.origin.y = point.y + 4
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return r
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}
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@MainActor static func rectForTitle(_ cellData: TimelineCellData, _ point: CGPoint, _ textAreaWidth: CGFloat) -> (CGRect, Int) {
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var r = CGRect.zero
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if cellData.title.isEmpty {
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return (r, 0)
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}
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r.origin = point
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let sizeInfo = MultilineUILabelSizer.size(for: cellData.title, font: TimelineDefaultCellLayout.titleFont, numberOfLines: cellData.numberOfLines, width: Int(textAreaWidth))
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r.size.width = textAreaWidth
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r.size.height = sizeInfo.size.height
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if sizeInfo.numberOfLinesUsed < 1 {
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r.size.height = 0
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}
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return (r, sizeInfo.numberOfLinesUsed)
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}
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@MainActor static func rectForSummary(_ cellData: TimelineCellData, _ point: CGPoint, _ textAreaWidth: CGFloat, _ linesUsed: Int) -> CGRect {
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let linesLeft = cellData.numberOfLines - linesUsed
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var r = CGRect.zero
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if cellData.summary.isEmpty || linesLeft < 1 {
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return r
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}
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r.origin = point
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let sizeInfo = MultilineUILabelSizer.size(for: cellData.summary, font: TimelineDefaultCellLayout.summaryFont, numberOfLines: linesLeft, width: Int(textAreaWidth))
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r.size.width = textAreaWidth
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r.size.height = sizeInfo.size.height
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if sizeInfo.numberOfLinesUsed < 1 {
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r.size.height = 0
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}
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return r
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}
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@MainActor static func rectForFeedName(_ cellData: TimelineCellData, _ point: CGPoint, _ textAreaWidth: CGFloat) -> CGRect {
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var r = CGRect.zero
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r.origin = point
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let feedName = cellData.showFeedName == .feed ? cellData.feedName : cellData.byline
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let size = SingleLineUILabelSizer.size(for: feedName, font: TimelineDefaultCellLayout.feedNameFont)
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r.size = size
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if r.size.width > textAreaWidth {
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r.size.width = textAreaWidth
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}
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return r
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}
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}
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