如何在 swift 中使用 autocompleteBounds 3
How to use autocompleteBounds in swift 3
我想在这个经纬度的特殊区域使用 AutocompleteViewController
let SOUTHWEST_LATITUDE = 35.60;
let SOUTHWEST_LONGITUDE = 51.11;
let NORTHEAST_LATITUDE = 35.80;
let NORTHEAST_LONGITUDE = 51.60;
现在我不知道如何在我的代码中使用它们!!
在我的代码中
public func googlePlacesVC() -> UIViewController{
let autocompleteController = GMSAutocompleteViewController()
//how to use this ?
//autocompleteController.autocompleteBounds????
autocompleteController.delegate = self
return autocompleteController
}
你需要用southWest坐标和northEast坐标定义一个GMSCoordinateBounds
,你还需要修正你的常量声明,静态常量已经是final,而且常量的类型必须在常量名称之后,而不是在
之前
更新
如果你只想将结果限制在这个范围内,你需要使用 autocompleteController.autocompleteBoundsMode = .restrict
的另一件事
完整代码
private static let SOUTHWEST_LATITUDE : Double = 35.60;
private static let SOUTHWEST_LONGITUDE : Double = 51.11;
private static let NORTHEAST_LATITUDE : Double = 35.80;
private static let NORTHEAST_LONGITUDE : Double = 51.60;
public func googlePlacesVC() -> UIViewController{
let autocompleteController = GMSAutocompleteViewController()
let northEastCoordinate = CLLocationCoordinate2D(latitude: ViewController.NORTHEAST_LATITUDE, longitude: ViewController.NORTHEAST_LONGITUDE)
let southWestCoordinate = CLLocationCoordinate2D(latitude: ViewController.SOUTHWEST_LATITUDE, longitude: ViewController.SOUTHWEST_LONGITUDE)
let bounds = GMSCoordinateBounds(coordinate: southWestCoordinate, coordinate: northEastCoordinate)
//how to use this ?
autocompleteController.autocompleteBounds = bounds
autocompleteController.autocompleteBoundsMode = .restrict
autocompleteController.delegate = self
return autocompleteController
}
这个有效,已经过测试;)
我想在这个经纬度的特殊区域使用 AutocompleteViewController
let SOUTHWEST_LATITUDE = 35.60;
let SOUTHWEST_LONGITUDE = 51.11;
let NORTHEAST_LATITUDE = 35.80;
let NORTHEAST_LONGITUDE = 51.60;
现在我不知道如何在我的代码中使用它们!! 在我的代码中
public func googlePlacesVC() -> UIViewController{
let autocompleteController = GMSAutocompleteViewController()
//how to use this ?
//autocompleteController.autocompleteBounds????
autocompleteController.delegate = self
return autocompleteController
}
你需要用southWest坐标和northEast坐标定义一个GMSCoordinateBounds
,你还需要修正你的常量声明,静态常量已经是final,而且常量的类型必须在常量名称之后,而不是在
更新
如果你只想将结果限制在这个范围内,你需要使用 autocompleteController.autocompleteBoundsMode = .restrict
的另一件事
完整代码
private static let SOUTHWEST_LATITUDE : Double = 35.60;
private static let SOUTHWEST_LONGITUDE : Double = 51.11;
private static let NORTHEAST_LATITUDE : Double = 35.80;
private static let NORTHEAST_LONGITUDE : Double = 51.60;
public func googlePlacesVC() -> UIViewController{
let autocompleteController = GMSAutocompleteViewController()
let northEastCoordinate = CLLocationCoordinate2D(latitude: ViewController.NORTHEAST_LATITUDE, longitude: ViewController.NORTHEAST_LONGITUDE)
let southWestCoordinate = CLLocationCoordinate2D(latitude: ViewController.SOUTHWEST_LATITUDE, longitude: ViewController.SOUTHWEST_LONGITUDE)
let bounds = GMSCoordinateBounds(coordinate: southWestCoordinate, coordinate: northEastCoordinate)
//how to use this ?
autocompleteController.autocompleteBounds = bounds
autocompleteController.autocompleteBoundsMode = .restrict
autocompleteController.delegate = self
return autocompleteController
}
这个有效,已经过测试;)