private void MyMap_MouseClick(object sender, ESRI.ArcGIS.Client.Map.MouseEventArgs e)
{
CsvLayer csvLayer = MyMap.Layers["MyCSVLayer"] as CsvLayer;
System.Windows.Point screenPnt = MyMap.MapToScreen(e.MapPoint);
// Account for difference between Map and application origin
GeneralTransform generalTransform = MyMap.TransformToVisual(null);
System.Windows.Point transformScreenPnt = generalTransform.Transform(screenPnt);
int tolerance = 20;
Rect screenRect = new Rect(new Point(transformScreenPnt.X - tolerance / 2, transformScreenPnt.Y - tolerance / 2),
new Point(transformScreenPnt.X + tolerance / 2, transformScreenPnt.Y + tolerance / 2));
IEnumerable <Graphic> selected =
csvLayer.FindGraphicsInHostCoordinates(screenRect);
foreach (Graphic g in selected)
{
MyInfoWindow.Anchor = e.MapPoint;
MyInfoWindow.IsOpen = true;
//Since a ContentTemplate is defined, Content will define the DataContext for the ContentTemplate
MyInfoWindow.Content = g.Attributes;
return;
}
}
private async void OnGraphicsLayerAddClicked(object sender, RoutedEventArgs e)
{
try
{
CsvLayer csvLayer = new CsvLayer();
Uri uri = new Uri("./Data/earthquake_csv_data.txt", UriKind.Relative);
StreamResourceInfo sri = Application.GetContentStream(uri);
if (sri != null)
{
using (Stream s = sri.Stream)
{
await csvLayer.SetSourceAsync(s).ConfigureAwait(true);
csvLayer.Renderer = LayoutRoot.Resources["MyClassBreaksRenderer"] as ClassBreaksRenderer;
map1.Layers.Add(csvLayer);
await csvLayer.InitializeAsync();
}
}
}
catch (Exception ex)
{
throw;
}
}
/// <summary>
/// 菜单操作
/// </summary>
private void LoadPointLayer(object parameter)
{
CsvLayer PointCsvLayer = new CsvLayer();
PointCsvLayer.ServiceUri = "http://www.cnlightning.cn/videos/beijing0616.csv";
PointCsvLayer.XFieldName = "LONGITUDE";
PointCsvLayer.YFieldName = "LATITUDE";
PointCsvLayer.SceneProperties.SurfacePlacement = SurfacePlacement.Relative;
PointCsvLayer.SourceSpatialReference = SpatialReferences.Wgs84;
PointCsvLayer.Renderer = App.Current.Resources["UniqueVauleRender"] as Renderer;
PointCsvLayer.DisplayName = "点图层";
PointCsvLayer.ID = "PointLayer";
scene.Layers.Add(PointCsvLayer);
}
/// <summary>
/// 菜单操作
/// </summary>
private void LoadPointLayer(object parameter )
{
CsvLayer PointCsvLayer = new CsvLayer();
PointCsvLayer.ServiceUri = "http://www.cnlightning.cn/videos/beijing0616.csv";
PointCsvLayer.XFieldName = "LONGITUDE";
PointCsvLayer.YFieldName = "LATITUDE";
PointCsvLayer.SceneProperties.SurfacePlacement = SurfacePlacement.Relative;
PointCsvLayer.SourceSpatialReference = SpatialReferences.Wgs84;
PointCsvLayer.Renderer = App.Current.Resources["UniqueVauleRender"] as Renderer;
PointCsvLayer.DisplayName = "点图层";
PointCsvLayer.ID = "PointLayer";
scene.Layers.Add(PointCsvLayer);
}
