Caps-iOS/CapCollector/View Components/CropView.swift
Christoph Hagen 2806733b71 Version 1
2019-03-15 13:19:19 +01:00

53 lines
1.1 KiB
Swift

//
// CropView.swift
// CapFinder
//
// Created by User on 31.01.18.
// Copyright © 2018 User. All rights reserved.
//
import UIKit
@IBDesignable class CropView: UIView {
@IBInspectable var lineColor: UIColor = UIColor.black
@IBInspectable var lineWidth: Float = 2
@IBInspectable var relativeSize: Float = 0.6 {
didSet { size = CGFloat(relativeSize) / 2 }
}
private var size: CGFloat = 0.3
override init(frame: CGRect) {
super.init(frame: frame)
}
required init?(coder aDecoder: NSCoder) {
super.init(coder: aDecoder)
}
override func draw(_ rect: CGRect) {
let height = rect.height
let width = rect.width
let length = height > width ? width : height
let center = CGPoint(x: width / 2, y: height / 2)
let path = UIBezierPath()
path.lineWidth = CGFloat(self.lineWidth)
lineColor.setStroke()
path.addArc(
withCenter: center,
radius: length * size,
startAngle: 0,
endAngle: .pi * 2,
clockwise: true)
path.stroke()
}
}