我正在嘗試根據代碼創建虛線Polyline
。我想出了這個:在Google Maps iOS API中創建虛線Polyline時未解決的標識符
// route
let path = GMSMutablePath()
// populate path with coordinates here
// ...
let route = GMSPolyline(path: path)
route.strokeWidth = 3.0
let styles = [GMSStrokeStyle.solidColor(UIColor(red: 0.945, green: 0.392, blue: 0.278, alpha: 1.0)), GMSStrokeStyle.solidColor(UIColor.clearColor())]
let lengths = [10,10]
route.spans = GMSStyleSpans(route.path!, styles, lengths, kGMSLengthRhumb);
route.map = m_map_view
我得到一個錯誤unresolved identifier
不過,由於kGMSLengthRhumb
不認定爲我的系統中一些有效的常量。我正在使用Swift 2.0。
kGMSLengthRhumb
或者我應該在那裏放什麼?
http://stackoverflow.com/questions/23143292/how-to-find-the-length-of-google-maps-path被取代? – Larme
[如何查找Google Maps路徑的長度]的可能重複(http://stackoverflow.com/questions/23143292/how-to-find-the-length-of-google-maps-path) – Larme