Shin Yamamoto
07ae324586
* Clean up Samples and Maps examples * Rename the root view controller in Maps/Stocks/SampleObjC examples * Reorder resource file references * Rename examples' bundle ids with `example` domain. * Remove 'Run Script' to modify CFBundleVersion: now this has not been used for testing since unit tests were added * Revise methods to handle content view controllers in UseCaseController * Fix a bug on PagePanelController
70 lines
2.7 KiB
Swift
70 lines
2.7 KiB
Swift
// Copyright 2018-Present Shin Yamamoto. All rights reserved. MIT license.
|
|
|
|
import UIKit
|
|
import FloatingPanel
|
|
|
|
final class ImageViewController: UIViewController {
|
|
class PanelLayout: FloatingPanelLayout {
|
|
weak var targetGuide: UILayoutGuide?
|
|
init(targetGuide: UILayoutGuide?) {
|
|
self.targetGuide = targetGuide
|
|
}
|
|
let position: FloatingPanelPosition = .bottom
|
|
let initialState: FloatingPanelState = .full
|
|
var anchors: [FloatingPanelState : FloatingPanelLayoutAnchoring] {
|
|
if #available(iOS 11.0, *), let targetGuide = targetGuide {
|
|
return [
|
|
.full: FloatingPanelAdaptiveLayoutAnchor(absoluteOffset: 0,
|
|
contentLayout: targetGuide,
|
|
referenceGuide: .superview),
|
|
.half: FloatingPanelAdaptiveLayoutAnchor(fractionalOffset: 0.5,
|
|
contentLayout: targetGuide,
|
|
referenceGuide: .superview)
|
|
]
|
|
} else {
|
|
return [
|
|
.full: FloatingPanelLayoutAnchor(absoluteInset: 500,
|
|
edge: .bottom,
|
|
referenceGuide: .superview)
|
|
]
|
|
}
|
|
}
|
|
}
|
|
|
|
@IBOutlet weak var headerView: UIView!
|
|
@IBOutlet weak var footerView: UIView!
|
|
@IBOutlet weak var scrollView: UIScrollView!
|
|
@IBOutlet weak var stackView: UIStackView!
|
|
|
|
enum Mode {
|
|
case onlyImage
|
|
case withHeaderFooter
|
|
}
|
|
|
|
@available(iOS 11.0, *)
|
|
func layoutGuideFor(mode: Mode) -> UILayoutGuide {
|
|
switch mode {
|
|
case .onlyImage:
|
|
self.headerView.isHidden = true
|
|
self.footerView.isHidden = true
|
|
return scrollView.contentLayoutGuide
|
|
case .withHeaderFooter:
|
|
self.headerView.isHidden = false
|
|
self.footerView.isHidden = false
|
|
let guide = UILayoutGuide()
|
|
view.addLayoutGuide(guide)
|
|
|
|
NSLayoutConstraint.activate([
|
|
scrollView.heightAnchor.constraint(equalTo: scrollView.contentLayoutGuide.heightAnchor),
|
|
|
|
guide.topAnchor.constraint(equalTo: stackView.topAnchor),
|
|
guide.leftAnchor.constraint(equalTo: stackView.leftAnchor),
|
|
guide.bottomAnchor.constraint(equalTo: stackView.bottomAnchor),
|
|
guide.rightAnchor.constraint(equalTo: stackView.rightAnchor),
|
|
])
|
|
return guide
|
|
}
|
|
}
|
|
}
|
|
|