void aMapGeolocator_PositionChanged(AMapGeolocator sender, AMapPositionChangedEventArgs args)
{
trackingIcon.Location = args.LngLat;
amapcircle.Center = args.LngLat;
amapcircle.Radius = (float)args.Accuracy;
}
void MainPage_Loaded(object sender, RoutedEventArgs e)
{
try
{
if (!AppConfig.IsOpenGeo)
{
MessageBoxResult msgResult = MessageBox.Show("是否开启定位", "运行定位", MessageBoxButton.OKCancel);
if (msgResult.Equals(MessageBoxResult.OK))
{
AppConfig.IsOpenGeo = true;//不再提示
geo = new AMapGeolocator();
geo.DesiredAccuracy = Windows.Devices.Geolocation.PositionAccuracy.High;
geo.Start();
geo.PositionChanged += geo_PositionChanged;
}
else
{
return;
}
}
else
{
geo = new AMapGeolocator();
geo.DesiredAccuracy = Windows.Devices.Geolocation.PositionAccuracy.High;
geo.Start();
geo.PositionChanged += geo_PositionChanged;
}
}
catch (Exception ex)
{
Debug.WriteLine("MainPage_Loaded:" + ex.Message);
}
}
private void amap_Loaded(object sender, RoutedEventArgs e)
{
//设置地图默认的经纬度和缩放级别
amap.MoveCamera(CameraUpdateFactory.NewLatLngZoom(new LatLng(39.90923, 116.397428), 13));
//实例化高德地图的定位接口类
mylocation = new AMapGeolocator();
//触发位置改变事件
mylocation.PositionChanged += mylocation_PositionChanged;
}
private async void TrackLocationClick(object sender, RoutedEventArgs e)
{
MessageDialog messageDialog = new MessageDialog("启动tracking");
await messageDialog.ShowAsync();
trackingGeolocator = new AMapGeolocator();
trackingGeolocator.PositionChanged += aMapGeolocator_PositionChanged;
//模拟器不能获取经纬度
var currentLocation = await trackingGeolocator.GetLngLatAsync();
if (trackingIcon == null)
{
trackingIcon = new AMapIcon
{
Image =
RandomAccessStreamReference.CreateFromUri(new Uri("ms-appx:///Assets/marker_gps_no_sharing.png",
UriKind.RelativeOrAbsolute)),
Location = currentLocation,
NormalizedAnchorPoint = new Point(0.5, 0.5)
};
}
if (amapcircle == null)
{
amapcircle = new AMapCircle
{
FillColor = Color.FromArgb(80, 100, 150, 255),
StrokeThickness = 2,
StrokeColor = Color.FromArgb(80, 0, 0, 255),
Center = currentLocation,
Radius = 500
};
}
bool circleContained = baseLayer.OverLays.Contains(amapcircle);
bool trackingIconContained = baseLayer.OverLays.Contains(trackingIcon);
if (!trackingIconContained)
{
baseLayer.Add(trackingIcon);
}
if (!circleContained)
{
baseLayer.Add(amapcircle);
}
aMapControl.TrySetViewAsync(currentLocation, 15, null, null, AMapAnimationKind.Default);
trackingGeolocator.Start();
}
/// <summary>
/// 注意：要开启定位权限
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private async void LocateClick(object sender, RoutedEventArgs e)
{
var aMapGeolocator = new AMapGeolocator();
LngLat myLngLat = await aMapGeolocator.GetLngLatAsync();
var icon = new AMapIcon {
Location = myLngLat
};
baseLayer.Add(icon);
await aMapControl.TrySetViewAsync(myLngLat, 15, 0, 0, AMapAnimationKind.Default);
}
private async void OnMapLoaded(object sender, RoutedEventArgs e)
{
//TODO
//AddMarker();
//定位
geolocator = new AMapGeolocator();
geolocator.Start();//开启定位
geolocator.PositionChanged += OnPositionChanged;
//var location = await geolocator.GetGeopositionAsync();
//Debug.WriteLine("CurrentLocation:{0}", location.CivicAddress);
}
void mylocation_PositionChanged(AMapGeolocator sender, AMapPositionChangedEventArgs args)
{
this.Dispatcher.BeginInvoke(() =>
{
if (marker == null)
{
//添加圆
circle = amap.AddCircle(new AMapCircleOptions()
{
Center = args.LngLat, //圆点位置
Radius = (float)args.Accuracy, //半径
FillColor = Color.FromArgb(80, 100, 150, 255),
StrokeWidth = 2, //边框粗细
StrokeColor = Color.FromArgb(80, 0, 0, 255), //边框颜色
});
//添加点标注，用于标注地图上的点
marker = amap.AddMarker(
new AMapMarkerOptions()
{
Position = args.LngLat, //图标的位置
Title = "我的位置",
IconUri = new Uri("Images/marker_gps_no_sharing.png", UriKind.Relative), //图标的URL
Anchor = new Point(0.5, 0.5), //图标中心点
});
}
else
{
//点标注和圆的位置在当前经纬度
marker.Position = args.LngLat;
circle.Center = args.LngLat;
circle.Radius = (float)args.Accuracy;//圆半径
}
//设置当前地图的经纬度和缩放级别
amap.MoveCamera(CameraUpdateFactory.NewLatLngZoom(args.LngLat, 15));
Debug.WriteLine("定位精度：" + args.Accuracy + "米");
Debug.WriteLine("定位经纬度：" + args.LngLat);
});
}
/// <summary>
/// 监听位置变化
/// </summary>
/// <param name="sender"></param>
/// <param name="args"></param>
private void OnPositionChanged(AMapGeolocator sender, AMapPositionChangedEventArgs args)
{
Debug.WriteLine("OnPositionChanged");
Dispatcher.BeginInvoke(() =>
{
if (currentLocationMarker == null)
{
//添加定位精度圈，为覆盖物中的圆
currentLocationCircle = map.AddCircle(new AMapCircleOptions
{
Center = args.LngLat, //圆点位置
Radius = (float)args.Accuracy, //半径
FillColor = Color.FromArgb(80, 100, 150, 255),
StrokeWidth = 2, //边框粗细
StrokeColor = Color.FromArgb(80, 0, 0, 255) //边框颜色
});
currentLocationMarker = map.AddMarker(new AMapMarkerOptions
{
Position = args.LngLat, //图标的位置
Title = "我的位置",
IconUri = new Uri("Images/current_location.png", UriKind.Relative), //图标的URL
//Anchor = new Point(0.5, 0.5) //图标中心点
});
}
else
{
//更新当前位置
currentLocationMarker.Position = args.LngLat;
currentLocationCircle.Center = args.LngLat;
currentLocationCircle.Radius = (float)args.Accuracy;
}
//设置当前地图的经纬度和缩放级别
map.MoveCamera(CameraUpdateFactory.NewLatLngZoom(args.LngLat, 15));
Debug.WriteLine("定位精度:{0}米", args.Accuracy);
Debug.WriteLine("定位经纬度:{0}", args.LngLat);
});
}
/// <summary>
/// 用户位置改变后marker绘制函数
/// </summary>
/// <param name="sender"></param>
/// <param name="args"></param>
private async void mylocation_PositionChanged(AMapGeolocator sender, AMapPositionChangedEventArgs args)
{
_latlng = args.LngLat;//系统定位经纬度
_amap.Dispatcher.BeginInvoke(() =>
{
//GeoSearch(args.LngLat);
if (_locationMarker == null)
{
//添加圆
_circle = _amap.AddCircle(new AMapCircleOptions
{
Center = args.LngLat, //圆点位置
Radius = (float)20, //半径
FillColor = Color.FromArgb(80, 100, 150, 255),//圆的填充颜色
StrokeWidth = 1, //边框粗细
StrokeColor = Color.FromArgb(80, 100, 150, 255) //圆的边框颜色
});
//添加点标注，用于标注地图上的点
_locationMarker = _amap.AddMarker(new AMapMarkerOptions
{
Position = args.LngLat, //图标的位置
//待修改，更换IconUri的图标//
IconUri = new Uri("Images/myLocationIcon.png", UriKind.RelativeOrAbsolute), //图标的URL
Anchor = new Point(0.5, 0.5) //图标中心点
});
}
else
{
//点标注和圆的位置在当前经纬度
_locationMarker.Position = args.LngLat;
_circle.Center = args.LngLat;
_circle.Radius = (float)20; //圆半径
}
//设置当前地图的经纬度和缩放级别
if (_cameraIsNew)
{
if (_mapZoom == 0)
_mapZoom = 17;
_amap.AnimateCamera(CameraUpdateFactory.NewCameraPosition(_latlng, _mapZoom, _bearing, _tile), 2);//移动视角(动画效果)
_cameraIsNew = false;
}
Debug.WriteLine("定位精度：" + args.Accuracy + "米");
Debug.WriteLine("定位经纬度：" + args.LngLat);
});
AMapReGeoCodeResult currentLocationResult;//用户实时位置AMapReGeoCodeResult
currentLocationResult = await AMapReGeoCodeSearch.GeoCodeToAddress(_latlng.longitude, _latlng.latitude, 50, "", Extensions.All);
Dispatcher.BeginInvoke(() =>
{
if (currentLocationResult.Erro == null && currentLocationResult.ReGeoCode != null)
{
AMapReGeoCode regeocode = currentLocationResult.ReGeoCode;
MakerTextBlock.Text = regeocode.Formatted_address;
Debug.WriteLine("道路信息");
foreach (var temp in regeocode.Roadslist)
{
Debug.WriteLine(temp.Id);
_client.SendLocation(temp.Id,temp.Name, args.LngLat.latitude.ToString(CultureInfo.InvariantCulture), args.LngLat.longitude.ToString(CultureInfo.InvariantCulture));
break;
}
}
}
);
}
private void Mylocation_Loaded(object sender, RoutedEventArgs e)
{
//设置定位为高精度定位,更新间隔为0.1s,
_mylocation = new AMapGeolocator(PositionAccuracy.High, 1, 100);
_mylocation.Start();
if (_isNew)
{
//定位用户位置，屏蔽大北京
IAsyncOperation<Geoposition> getCurrentPosition = _mylocation.GetGeopositionAsync(new TimeSpan(1), new TimeSpan(3000));
getCurrentPosition.Completed += GetCurrentPosition;
_isNew = false;
}
//触发位置改变事件
_mylocation.PositionChanged += mylocation_PositionChanged;
}
private async void mylocation_PositionChanged(AMapGeolocator sender, AMapPositionChangedEventArgs args)
{
m_location = args.LngLat;
m_args = args;
Debug.WriteLine("定位精度：" + args.Accuracy + "米");
Debug.WriteLine("定位经纬度：" + args.LngLat);
flashNearbyStat();
//if (!m_bIsCheckedCity)
{
Debug.WriteLine("开始检查城市");
await CheckCity(args.LngLat.longitude, args.LngLat.latitude);
}
}
private void PhoneApplicationPage_Loaded(object sender, RoutedEventArgs e)
{
BindHistoryData();
m_mylocation = new AMapGeolocator();
m_mylocation.Start();
//触发位置改变事件
m_mylocation.PositionChanged += mylocation_PositionChanged;
}
/// <summary>
/// 定位按钮事件
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnLoaction_Click(object sender, RoutedEventArgs e)
{
//TODO:重新定位后的操作，定位+搜索,应该需要删除之前的点
try
{
mapToiletLayer.Children.Clear();
mapWalkingLayer.Children.Clear();
if (!AppConfig.IsOpenGeo)
{
MessageBoxResult msgResult = MessageBox.Show("是否开启定位", "运行定位", MessageBoxButton.OKCancel);
if (msgResult.Equals(MessageBoxResult.OK))
{
AppConfig.IsOpenGeo = true;//不再提示
geo = new AMapGeolocator();
geo.DesiredAccuracy = Windows.Devices.Geolocation.PositionAccuracy.High;
geo.Start();
geo.PositionChanged += geo_PositionChanged;
}
}
else
{
geo = new AMapGeolocator();
geo.DesiredAccuracy = Windows.Devices.Geolocation.PositionAccuracy.High;
geo.Start();
geo.PositionChanged += geo_PositionChanged;
}
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
}
/// <summary>
/// 定位位置变化
/// </summary>
/// <param name="sender"></param>
/// <param name="args"></param>
void geo_PositionChanged(AMapGeolocator sender, AMapPositionChangedEventArgs args)
{
this.Dispatcher.BeginInvoke(() =>
{
try
{
if (myLoaction == null)
{
myLoaction = new MMarker() { LngLat = new Com.AMap.Maps.Api.BaseTypes.MLngLat(args.LngLat.longitude, args.LngLat.latitude), IconURL = "/Images/location_on.png" };
}
if (!mapLocationLayer.Children.Contains(myLoaction))
{
mapLocationLayer.Children.Add(myLoaction);
}
else
{
myLoaction.LngLat = new Com.AMap.Maps.Api.BaseTypes.MLngLat(args.LngLat.longitude, args.LngLat.latitude);
}
map.Center = new Com.AMap.Maps.Api.BaseTypes.MLngLat(args.LngLat.longitude, args.LngLat.latitude);
SearchKeyWordToilet(myLoaction.LngLat, 1000);//搜索，默认半径1000m
geo.PositionChanged -= geo_PositionChanged;
geo.Stop();
geo = null;
}
catch (Exception ex)
{
Debug.WriteLine("geo_PositionChanged:" + ex.Message);
}
});
}
