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| // MARK: Find top view controller | |
| extension UIViewController { | |
| func topViewController(_ base: UIViewController?, _ nonPresented: Bool = false) -> UIViewController? { | |
| if let nav = base as? UINavigationController { | |
| return topViewController(nav.visibleViewController, nonPresented) | |
| } | |
| if let tab = base as? UITabBarController { | |
| if let selected = tab.selectedViewController { | |
| return topViewController(selected, nonPresented) |
CocoaBob
/ PCX.swift
Created
January 21, 2023 04:46
Get UIImage from PCX data, supports both monochrome and color formats, need to install `pod "BinaryDataScanner", '1.0.3'`. Ref: https://github.com/actumn/playground/tree/master/swift/swift_load_PCX
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| import Foundation | |
| import UIKit | |
| struct PCXhead { | |
| var identity: UInt8 = 0 | |
| var pcxver: UInt8 = 0 | |
| var compression: UInt8 = 0 | |
| var bpp: UInt8 = 0 | |
| var minX: UInt16 = 0 | |
| var minY: UInt16 = 0 |