private async void MySceneView_SpatialReferenceChanged(object sender, EventArgs e)
{
MySceneView.SpatialReferenceChanged -= MySceneView_SpatialReferenceChanged;
List <string> fileNames = new List <string>();
fileNames.Add(@"..\..\..\samples-data\elevation\SRTM-Void-Filled-3-arc-second\n18_w156_3arc_v2.dt1");
fileNames.Add(@"..\..\..\samples-data\elevation\SRTM-Void-Filled-3-arc-second\n19_w155_3arc_v2.dt1");
fileNames.Add(@"..\..\..\samples-data\elevation\SRTM-Void-Filled-3-arc-second\n19_w156_3arc_v2.dt1");
fileNames.Add(@"..\..\..\samples-data\elevation\SRTM-Void-Filled-3-arc-second\n19_w157_3arc_v2.dt1");
fileNames.Add(@"..\..\..\samples-data\elevation\SRTM-Void-Filled-3-arc-second\n20_w156_3arc_v2.dt1");
foreach (var item in fileNames)
{
if (!File.Exists(item))
{
MessageBox.Show("Sample data not found");
return;
}
}
_fileElevationSource = new FileElevationSource(fileNames);
MySceneView.Scene.Surface.Add(_fileElevationSource);
MySceneView.SetViewAsync(new Camera(new MapPoint(-156.277, 18.356, 58877.626), 20.091, 70.160), new TimeSpan(0, 0, 5));
await MySceneView.LayersLoadedAsync();
_isSceneReady = true;
MySceneView.MouseMove += MySceneView_MouseMove;
}
private async void MySceneView_SpatialReferenceChanged(object sender, System.EventArgs e)
{
MySceneView.SpatialReferenceChanged -= MySceneView_SpatialReferenceChanged;
try
{
// Wait until all layers are initialized
await MySceneView.LayersLoadedAsync();
// Set viewpoint and navigate to it
var viewpoint = new Camera(
new MapPoint(
-122.406025330049,
37.7890934457207,
209.54040953517,
SpatialReferences.Wgs84),
338.125939203603,
72.7452621261101);
await MySceneView.SetViewAsync(viewpoint, new TimeSpan(0, 0, 3), false);
}
catch (Exception ex)
{
MessageBox.Show("Error occured while navigating to the target viewpoint",
"An error occured");
Debug.WriteLine(ex.ToString());
}
}
private async void MySceneView_SpatialReferenceChanged(object sender, System.EventArgs e)
{
MySceneView.SpatialReferenceChanged -= MySceneView_SpatialReferenceChanged;
try
{
// Set first one to starting point
MySceneView.SetView(_animationViewpoints[0]);
await MySceneView.LayersLoadedAsync();
// Set navigation in the order we want to animate the camera
await MySceneView.SetViewAsync(_animationViewpoints[1], 0.2, true);
await MySceneView.SetViewAsync(_animationViewpoints[2], 0.2, false);
await MySceneView.SetViewAsync(_animationViewpoints[3], 0.2, false);
await MySceneView.SetViewAsync(_animationViewpoints[4], 0.4, false);
await MySceneView.SetViewAsync(_animationViewpoints[5], 0.2, false);
await MySceneView.SetViewAsync(_animationViewpoints[6], 0.3, false);
await MySceneView.SetViewAsync(_animationViewpoints[7], 0.2, false);
await MySceneView.SetViewAsync(_animationViewpoints[8], 0.2, false);
await MySceneView.SetViewAsync(_animationViewpoints[9], 0.2, false);
await MySceneView.SetViewAsync(_animationViewpoints[10], 0.3, false);
await MySceneView.SetViewAsync(_animationViewpoints[11], 0.3, false);
await MySceneView.SetViewAsync(_animationViewpoints[12], 0.2, false);
await MySceneView.SetViewAsync(_animationViewpoints[13], 0.2, false);
await MySceneView.SetViewAsync(_animationViewpoints[14], 0.2, false);
}
catch (Exception ex)
{
MessageBox.Show("Error occured while navigating to the target viewpoint",
"An error occured");
Debug.WriteLine(ex.ToString());
}
}
private async void Initialize()
{
try
{
CreateExtrusionInfos();
// Set initial viewpoint
var viewpoint = new ViewpointCenter(new MapPoint(-96, 39), 15000000);
await MySceneView.SetViewAsync(viewpoint);
// Query states with statistical attributes
var queryTask = new QueryTask(
new Uri("http://sampleserver1.arcgisonline.com/ArcGIS/rest/services/Demographics/ESRI_Census_USA/MapServer/5"));
Query query = new Query("1=1");
query.OutFields.Add("STATE_NAME");
query.OutFields.Add("AGE_5_17");
query.OutFields.Add("AGE_18_21");
query.OutFields.Add("AGE_22_29");
query.OutFields.Add("AGE_30_39");
query.OutFields.Add("AGE_40_49");
query.OutFields.Add("AGE_50_64");
query.OutFields.Add("AGE_65_UP");
var result = await queryTask.ExecuteAsync(query);
var states = new GraphicCollection();
foreach (var state in result.FeatureSet.Features)
{
states.Add(new Graphic(state.Geometry, state.Attributes));
}
// Make sure that all layers are loaded
await MySceneView.LayersLoadedAsync();
// Set graphics to the overlay
var statesOverlay = MySceneView.GraphicsOverlays["statesOverlay"];
statesOverlay.GraphicsSource = states;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Graphics Extrusion Sample");
}
}