mrustaa
69 lines
1.9 KiB
Swift
69 lines
1.9 KiB
Swift
//
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// DesignInnerShadow.swift
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// FigmaConvertXib
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//
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// Created by Рустам Мотыгуллин on 12.02.2021.
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// Copyright © 2021 mrusta. All rights reserved.
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//
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import UIKit
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@IBDesignable
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class DesignInnerShadow: UIView {
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@IBInspectable var cornerRadius: CGFloat = 0.0
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@IBInspectable var inShColor: UIColor = .clear
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@IBInspectable var inShRadius: CGFloat = 0.0
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@IBInspectable var inShOffset: CGSize = .zero
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@IBInspectable var fillColor: UIColor?
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//MARK: - Draw
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override func draw(_ rect: CGRect) {
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super.draw(rect)
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addInnerShadow(rect)
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layer.backgroundColor = fillColor?.cgColor
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layer.cornerRadius = cornerRadius
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}
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//MARK: - Add Shadow
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func addInnerShadow(_ rect: CGRect) {
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/// General Declarations
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let context = UIGraphicsGetCurrentContext()!
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let path = UIBezierPath(roundedRect: rect, cornerRadius: cornerRadius)
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UIColor(white: 1.0, alpha: 0.00001).setFill()
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path.fill()
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context.saveGState()
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context.clip(to: path.bounds)
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context.setAlpha(CGFloat(1.0))
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context.beginTransparencyLayer(auxiliaryInfo: nil)
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let innerShadow = NSShadow()
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innerShadow.shadowColor = inShColor
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innerShadow.shadowOffset = inShOffset
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innerShadow.shadowBlurRadius = inShRadius * 2
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context.setShadow(offset: inShOffset,
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blur: inShRadius,
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color: inShColor.cgColor)
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context.setBlendMode(.sourceOut)
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context.beginTransparencyLayer(auxiliaryInfo: nil)
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let ovalOpaqueShadow = UIColor.init(cgColor: inShColor.cgColor)
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ovalOpaqueShadow.setFill()
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path.fill()
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context.endTransparencyLayer()
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context.endTransparencyLayer()
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context.restoreGState()
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}
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}
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