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Merge pull request #104 from AckeeCZ/feature/configurable_gradient_view
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64 changes: 64 additions & 0 deletions
64
ACKategoriesExample/Screens/GradientView/GradientViewController.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,64 @@ | ||
| // | ||
| // GradientViewController.swift | ||
| // ACKategoriesExample | ||
| // | ||
| // Created by Jan Mísař on 20.01.2021. | ||
| // | ||
|
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| import UIKit | ||
| import ACKategories | ||
|
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| class GradientViewController: UIViewController { | ||
|
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| private weak var gradientView: GradientView! | ||
| private weak var button: UIButton! | ||
|
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| override func loadView() { | ||
| super.loadView() | ||
|
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| view.backgroundColor = .white | ||
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| let gradientView = GradientView() | ||
| view.addSubview(gradientView) | ||
| gradientView.translatesAutoresizingMaskIntoConstraints = false | ||
| NSLayoutConstraint.activate([ | ||
| gradientView.topAnchor.constraint(equalTo: view.topAnchor), | ||
| gradientView.leadingAnchor.constraint(equalTo: view.leadingAnchor), | ||
| gradientView.bottomAnchor.constraint(equalTo: view.bottomAnchor), | ||
| gradientView.trailingAnchor.constraint(equalTo: view.trailingAnchor) | ||
| ]) | ||
| self.gradientView = gradientView | ||
|
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| let button = UIButton(type: .system) | ||
| button.setTitle("Change colors and switch axis", for: .normal) | ||
| button.backgroundColor = .white | ||
| button.titleEdgeInsets = UIEdgeInsets(top: 5, left: 10, bottom: 5, right: 10) | ||
| view.addSubview(button) | ||
| button.translatesAutoresizingMaskIntoConstraints = false | ||
| NSLayoutConstraint.activate([ | ||
| button.centerXAnchor.constraint(equalTo: view.centerXAnchor), | ||
| button.centerYAnchor.constraint(equalTo: view.centerYAnchor) | ||
| ]) | ||
| self.button = button | ||
| } | ||
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| override func viewDidLoad() { | ||
| super.viewDidLoad() | ||
|
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| button.on(.touchUpInside) { [unowned self] _ in | ||
| self.gradientView.colors = GradientViewController.randomColors() | ||
| self.gradientView.axis = (self.gradientView.axis == .vertical) ? .horizontal : .vertical | ||
| } | ||
| } | ||
|
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| private static func randomColors() -> [UIColor] { | ||
| let colorsCount = Int.random(in: 2..<5) | ||
|
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| var colors = [UIColor]() | ||
| (0..<colorsCount).forEach { _ in | ||
| colors.append(UIColor.random()) | ||
| } | ||
| return colors | ||
| } | ||
|
|
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| } |
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