Added initial POC version of NetNewsWire for iOS to use as a starting point for the actual app.

iOS/Master/Cell/MasterTableViewCellLayout.swift

@@ -0,0 +1,74 @@
+//
+//  MasterTableViewCellLayout.swift
+//  NetNewsWire
+//
+//  Created by Brent Simmons on 11/24/17.
+//  Copyright © 2017 Ranchero Software. All rights reserved.
+//
+
+import UIKit
+import RSCore
+
+struct MasterTableViewCellLayout {
+
+	private static let imageSize = CGSize(width: 16, height: 16)
+	private static let imageMarginLeft = CGFloat(integerLiteral: 8)
+	private static let imageMarginRight = CGFloat(integerLiteral: 8)
+	private static let unreadCountMarginLeft = CGFloat(integerLiteral: 8)
+	private static let unreadCountMarginRight = CGFloat(integerLiteral: 8)
+
+	let faviconRect: CGRect
+	let titleRect: CGRect
+	let unreadCountRect: CGRect
+	
+	init(cellSize: CGSize, shouldShowImage: Bool, label: UILabel, unreadCountView: MasterUnreadCountView) {
+
+		let bounds = CGRect(x: 0.0, y: 0.0, width: floor(cellSize.width), height: floor(cellSize.height))
+
+		var rFavicon = CGRect.zero
+		if shouldShowImage {
+			rFavicon = CGRect(x: MasterTableViewCellLayout.imageMarginLeft, y: 0.0, width: MasterTableViewCellLayout.imageSize.width, height: MasterTableViewCellLayout.imageSize.height)
+			rFavicon = MasterTableViewCellLayout.centerVertically(rFavicon, bounds)
+		}
+		self.faviconRect = rFavicon
+
+		let labelSize = SingleLineUILabelSizer.size(for: label.text ?? "", font: label.font!)
+
+		var rLabel = CGRect(x: 0.0, y: 0.0, width: labelSize.width, height: labelSize.height)
+		if shouldShowImage {
+			rLabel.origin.x = rFavicon.maxX + MasterTableViewCellLayout.imageMarginRight
+		}
+		rLabel = MasterTableViewCellLayout.centerVertically(rLabel, bounds)
+
+		let unreadCountSize = unreadCountView.intrinsicContentSize
+		let unreadCountIsHidden = unreadCountView.unreadCount < 1
+
+		var rUnread = CGRect.zero
+		if !unreadCountIsHidden {
+			rUnread.size = unreadCountSize
+			rUnread.origin.x = (bounds.maxX - unreadCountSize.width) - MasterTableViewCellLayout.unreadCountMarginRight
+			rUnread = MasterTableViewCellLayout.centerVertically(rUnread, bounds)
+			let labelMaxX = rUnread.minX - MasterTableViewCellLayout.unreadCountMarginLeft
+			if rLabel.maxX > labelMaxX {
+				rLabel.size.width = labelMaxX - rLabel.minX
+			}
+		}
+		self.unreadCountRect = rUnread
+
+		if rLabel.maxX > bounds.maxX {
+			rLabel.size.width = bounds.maxX - rLabel.maxX
+		}
+		
+		self.titleRect = rLabel
+	}
+	
+	// Ideally this will be implemented in RSCore (see RSGeometry)
+	static func centerVertically(_ originalRect: CGRect, _ containerRect: CGRect) -> CGRect {
+		var result = originalRect
+		result.origin.y = containerRect.midY - (result.height / 2.0)
+		result = result.integral
+		result.size = originalRect.size
+		return result
+	}
+	
+}