63 lines
1.9 KiB
Swift
63 lines
1.9 KiB
Swift
//
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// CircleCropView.swift
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// CIrcleCropView Test
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//
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// Created by Bhavesh Chaudhari on 08/05/20.
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// Copyright © 2020 Bhavesh. All rights reserved.
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//
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import UIKit
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public class CircleCropView: UIView {
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override init(frame: CGRect) {
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super.init(frame: frame)
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self.backgroundColor = UIColor.black.withAlphaComponent(0.58)
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isUserInteractionEnabled = false
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}
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required init?(coder aDecoder: NSCoder) {
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fatalError("init(coder:) has not been implemented")
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}
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var circleInset: CGRect {
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let rect = bounds
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let minSize = min(rect.width, rect.height)
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let hole = CGRect(x: (rect.width - minSize) / 2, y: (rect.height - minSize) / 2, width: minSize, height: minSize).insetBy(dx: 15, dy: 15)
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return hole
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}
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override public func draw(_ rect: CGRect) {
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// guard let context = UIGraphicsGetCurrentContext() else { return }
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// context.saveGState()
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// let holeInset = circleInset
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// context.addRect(holeInset)
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// context.clip()
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// context.clear(holeInset)
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//
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// context.draw(UIImage(named: "WhiteGrid.png")!.cgImage!, in: holeInset)
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// context.setFillColor(UIColor.clear.cgColor)
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// context.fill( holeInset)
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// context.setStrokeColor(UIColor.white.cgColor)
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// context.strokeEllipse(in: holeInset)
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// context.restoreGState()
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guard let context = UIGraphicsGetCurrentContext() else { return }
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context.saveGState()
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let holeInset = circleInset
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context.addRect(holeInset)
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context.clip()
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context.clear(holeInset)
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context.draw(UIImage(named: "WhiteGrid.png")!.cgImage!, in: holeInset)
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context.setFillColor(UIColor.clear.cgColor)
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context.fill( holeInset)
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context.setStrokeColor(UIColor.white.cgColor)
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context.strokeEllipse(in: holeInset)
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context.restoreGState()
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}
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}
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