diff options
Diffstat (limited to 'platform/ios/scripts/script_resources/MapboxDemo/MapboxDemo/ViewController.swift')
| -rw-r--r-- | platform/ios/scripts/script_resources/MapboxDemo/MapboxDemo/ViewController.swift | 239 |
1 files changed, 0 insertions, 239 deletions
diff --git a/platform/ios/scripts/script_resources/MapboxDemo/MapboxDemo/ViewController.swift b/platform/ios/scripts/script_resources/MapboxDemo/MapboxDemo/ViewController.swift deleted file mode 100644 index d28b4e7d73..0000000000 --- a/platform/ios/scripts/script_resources/MapboxDemo/MapboxDemo/ViewController.swift +++ /dev/null @@ -1,239 +0,0 @@ -import UIKit -import Mapbox - -/* - A simple example that uses the Mapbox Outdoors style to view - Yosemite National Park, USA with a polygon visualization of the - park boundary that can be interacted with. - - A demo access token has been provided for convenience and it may - stop working in the future. - - You can obtain your own access token from the - [Mapbox account page](https://www.mapbox.com/studio/account/tokens/) - and add it to this application's Info.plist as the value for - MGLMapboxAccessToken - */ -class ViewController: UIViewController { - - @IBOutlet weak var mapViewContainer: UIView! - @IBOutlet weak var annotationContextView: UIView! - @IBOutlet weak var accessTokenWarningView: UIView! - - var mapView: MGLMapView! - - // Define a name for our annotation - let annotationIdentifier = "yosemite-fill-layer" - - // Define the name of the map label layer we will want our annotation to be placed under - let styleLabelLayer = "mountain-peak-label" - - // The initial center geometric coordinate for the map to display - this is Yosemite National Park, USA - let centerCoordinate = CLLocationCoordinate2DMake(37.742241, -119.576923) - - // MARK: - View controller life cycle - - override func viewDidLoad() { - super.viewDidLoad() - - setupAnnotationContextView() - setupAndAddMapView() - setupGestureHandling() - } - - // MARK: - Map object interaction - - @objc func didTapMap(sender: UITapGestureRecognizer) { - - // Search for annotation at tap point - // If the annotation is found at the tap point then modify some of its properties - // If the annotation is not found at the tap point, reset the annotation back to the way it was when originally added - if let layer = mapView.style?.layer(withIdentifier: annotationIdentifier) as? MGLFillExtrusionStyleLayer { - let point = sender.location(in: mapView) - let features = mapView.visibleFeatures(at: point, styleLayerIdentifiers: [annotationIdentifier]) - if features.count > 0 { - layer.fillExtrusionOpacity = MGLStyleValue(rawValue: 0.9) - layer.fillExtrusionHeight = MGLStyleValue(rawValue: 5000) - let camera = MGLMapCamera(lookingAtCenter: centerCoordinate, fromDistance: 100000, pitch: 60, heading: 180) - mapView.fly(to: camera, withDuration: 8, completionHandler: nil) - annotationContextView.alpha = 1.0 - } else { - layer.fillExtrusionOpacity = MGLStyleValue(rawValue: 0.5) - layer.fillExtrusionHeight = MGLStyleValue(rawValue: 0) - let camera = MGLMapCamera(lookingAtCenter: centerCoordinate, fromDistance: 100000, pitch: 60, heading: 0) - mapView.fly(to: camera, withDuration: 1, completionHandler: nil) - annotationContextView.alpha = 0 - } - } - } - - // MARK: - Initialization and setup - - /* - Simple (but somewhat styled) stub of a view to present - contextual information about tapped objects on the map. - */ - fileprivate func setupAnnotationContextView() { - annotationContextView.alpha = 0 - let blurView = UIVisualEffectView(effect: UIBlurEffect(style: .light)) - blurView.frame = annotationContextView.bounds - blurView.layer.cornerRadius = 5 - blurView.clipsToBounds = true - blurView.translatesAutoresizingMaskIntoConstraints = false - annotationContextView.insertSubview(blurView, at: 0) - blurView.topAnchor.constraint(equalTo: annotationContextView.topAnchor).isActive = true - blurView.leftAnchor.constraint(equalTo: annotationContextView.leftAnchor).isActive = true - blurView.rightAnchor.constraint(equalTo: annotationContextView.rightAnchor).isActive = true - blurView.bottomAnchor.constraint(equalTo: annotationContextView.bottomAnchor).isActive = true - } - - /* - Create and add a Mapbox map view to the the view - intended to contain it. Setup with the style, initial - location in the world, and make this object the delegate - of the map. Finally, set up a camera to control how the - user will view the map initially. - */ - fileprivate func setupAndAddMapView() { - mapView = MGLMapView(frame: mapViewContainer.bounds) - mapView.autoresizingMask = [.flexibleHeight, .flexibleWidth] - mapView.styleURL = MGLStyle.outdoorsStyleURL(withVersion: 10) - mapView.setCenter(centerCoordinate, zoomLevel: 10, animated: false) - mapView.delegate = self - mapViewContainer.addSubview(mapView) - - accessTokenWarningView.layer.cornerRadius = 5 - accessTokenWarningView.isHidden = true - - // This demo access token has been provided for convenience and it may - // stop working in the future. - // You can obtain your own access token from the - // [Mapbox account page](https://www.mapbox.com/studio/account/tokens/) - // and add it to this application's Info.plist as the value for MGLMapboxAccessToken - if MGLAccountManager.accessToken == "pk.eyJ1IjoibWFwYm94IiwiYSI6ImNqYThuNnZ3NTA5MGMyd3F1cmF1eW1xaGEifQ.TdBTSHHPeT1pfLZ_6x_1vA" { - accessTokenWarningView.isHidden = false - } - - let camera = MGLMapCamera(lookingAtCenter: centerCoordinate, fromDistance: 100000, pitch: 60, heading: 0) - mapView.setCamera(camera, animated: false) - } - - /* - Add a gesture recognizer that will be used to handle user - interactions with the map. - */ - fileprivate func setupGestureHandling() { - let tapGestureRecognizer = UITapGestureRecognizer(target: self, action: #selector(didTapMap)) - mapView.addGestureRecognizer(tapGestureRecognizer) - } -} - -/* - Implementation of Mapbox map view delegate methods relevant to this application - */ -extension ViewController: MGLMapViewDelegate { - - /* - When the map has finished loading the style it's a great time - to do work like adding annotations. - */ - func mapView(_ mapView: MGLMapView, didFinishLoading style: MGLStyle) { - // This project's bundle contains a geojson file that represents the park boundary of Yosemite National Park in the USA - let url = URL(fileURLWithPath: Bundle.main.path(forResource: "yose", ofType: "geojson")!) - - // Create an instance of a structure to represent a polygon - // fill visualization that can be injeced into the map's style layers - var annotation = StyledAnnotation(identifier: annotationIdentifier, resource: url, type: .extrusion) - annotation.color = UIColor(red:1.00, green:0.95, blue:0.75, alpha:1.0) - annotation.opacity = 0.75 - annotation.transitionDuration = 0.35 - - // Inject the annotation below the label layer so some map labels - // are still visible - mapView.addStyledAnnotation(annotation, belowLayer: styleLabelLayer) - - // Alternatively, a more traditional annotation / marker API - let pointFeatureAnnotation = MGLPointFeature() - let offsetCoordinate = CLLocationCoordinate2D(latitude: centerCoordinate.latitude+0.1, longitude: centerCoordinate.longitude-0.01) - pointFeatureAnnotation.coordinate = offsetCoordinate - mapView.addAnnotation(pointFeatureAnnotation) - } - -} - -/* - An extention of the Mapbox map view class that offers a simplified - API for a small subset of the runtime styling APIs used in this application. - This could be extended. - */ -extension MGLMapView { - - func addStyledAnnotation(_ annotation: StyledAnnotation, belowLayer layerName: String) { - if let labelsLayer = self.style?.layer(withIdentifier: "mountain-peak-label") { - let source = addSource(for: annotation) - let layer = addLayer(for: annotation, source: source) - self.style?.insertLayer(layer, below: labelsLayer) - } - } - - func addStyledAnnotation(_ annotation: StyledAnnotation) { - let source = addSource(for: annotation) - let layer = addLayer(for: annotation, source: source) - self.style?.addLayer(layer) - } - - func addSource(for styledAnnotation: StyledAnnotation) -> MGLSource { - let source = MGLShapeSource(identifier: UUID().uuidString, url: styledAnnotation.resource, options: nil) - self.style?.addSource(source) - return source - } - - func addLayer(for styledAnnotation: StyledAnnotation, source: MGLSource) -> MGLStyleLayer { - switch styledAnnotation.type { - case .extrusion: - let layer = MGLFillExtrusionStyleLayer(identifier: styledAnnotation.identifier, source: source) - if let height = styledAnnotation.height { - layer.fillExtrusionHeight = MGLStyleValue<NSNumber>(rawValue: NSNumber(floatLiteral: Double(height))) - } - if let color = styledAnnotation.color { - layer.fillExtrusionColor = MGLStyleValue(rawValue: color) - } - if let opacity = styledAnnotation.opacity { - layer.fillExtrusionOpacity = MGLStyleValue<NSNumber>(rawValue: NSNumber(floatLiteral: Double(opacity))) - } - if let duration = styledAnnotation.transitionDuration { - layer.fillExtrusionHeightTransition = MGLTransitionMake(Double(duration), 0) - layer.fillExtrusionOpacityTransition = MGLTransitionMake(Double(duration), 0) - } - return layer - } - } - -} - -/* - A struct to represent a small subset of the annotations that - are possible to add to a Mapbox map. This could be extended. - */ -struct StyledAnnotation { - - enum StyledAnnotationType { - case extrusion - } - - init(identifier: String, resource: URL, type: StyledAnnotationType) { - self.identifier = identifier - self.resource = resource - self.type = type - } - - var identifier: String - var resource: URL - var type: StyledAnnotationType - - var height: Float? - var color: UIColor? - var opacity: Float? - var transitionDuration: Float? - -} |