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DirectionExample.swift

import CoreLocation
import WeMapSDK

class ViewController: UIViewController, WeMapViewDelegate {

    func WeMapViewDidFinishLoadingMap(_ wemapView: WeMapView) {
        let wemapDirection = WeMapDirection()
        let points = [
            CLLocationCoordinate2D(latitude: 21.052403, longitude: 105.78362),
            CLLocationCoordinate2D(latitude: 20.982317, longitude: 105.863335),
        ]
        let wemapOptions = WeMapDirectionOptions()
        wemapDirection.route(points, wemapDirectionOptions: wemapOptions) { paths in
            if paths.count > 0 {
                let path = paths[0]
                // Create a data source to hold the point data
                let shapeSource = WeMapShapeSource(identifier: "path-line", data: path.pathLine)

                // Create new layer for the line.
                let layer = WeMapLineStyleLayer(identifier: "polyline", source: shapeSource)

                // Set the line join and cap to a rounded end.
                layer.lineJoin = NSExpression(forConstantValue: "round")
                layer.lineCap = NSExpression(forConstantValue: "round")

                // Set the line color to a constant blue color.
                layer.lineColor = NSExpression(forConstantValue: UIColor(red: 59/255, green: 178/255, blue: 208/255, alpha: 1))

                layer.lineWidth = 10

                // Add the source and style layer to the map
                wemapView.addSource(shapeSource)
                wemapView.addLayer(layer)

                //Total time
                print(path.time)

                //Points
                print(path.originPoint)
                print(path.destinationPoint)
                print(path.waypoints)
            }
        }

    }

    var wemapView: WeMapView?
    override func viewDidLoad() {
        super.viewDidLoad()

        let wemapView = WeMapView(frame: view.bounds)

        wemapView.setCenter(CLLocationCoordinate2D(latitude: 21.0266469, longitude: 105.7615744), zoomLevel: 4, animated: false)
        wemapView.autoresizingMask = [.flexibleWidth, .flexibleHeight]
        view.addSubview(wemapView)
        wemapView.delegate = self
    }

}