private DistanceCompositeSceneSymbol CreateCompositeSymbol()
{
// Create three symbols for displaying a feature according to its distance from the camera.
// First, a blue cube symbol for when the camera is near the feature.
SimpleMarkerSceneSymbol cubeSym = new SimpleMarkerSceneSymbol(SimpleMarkerSceneSymbolStyle.Cube, System.Drawing.Color.Blue, 125, 125, 125, SceneSymbolAnchorPosition.Center);
// 3D (cone) symbol for when the feature is at an intermediate range.
SimpleMarkerSceneSymbol coneSym = new SimpleMarkerSceneSymbol(SimpleMarkerSceneSymbolStyle.Cone, System.Drawing.Color.Red, 75, 75, 75, SceneSymbolAnchorPosition.Bottom);
// Simple marker symbol (circle) when the feature is far from the camera.
SimpleMarkerSymbol markerSym = new SimpleMarkerSymbol(SimpleMarkerSymbolStyle.Circle, System.Drawing.Color.Yellow, 10.0);
// Create three new ranges for displaying each symbol.
DistanceSymbolRange closeRange = new DistanceSymbolRange(cubeSym, 0, 999);
DistanceSymbolRange midRange = new DistanceSymbolRange(coneSym, 1000, 1999);
DistanceSymbolRange farRange = new DistanceSymbolRange(markerSym, 2000, 0);
// Create a new DistanceCompositeSceneSymbol and add the ranges.
DistanceCompositeSceneSymbol compositeSymbol = new DistanceCompositeSceneSymbol();
compositeSymbol.Ranges.Add(closeRange);
compositeSymbol.Ranges.Add(midRange);
compositeSymbol.Ranges.Add(farRange);
// Return the new composite symbol.
return(compositeSymbol);
}
private void Initialize()
{
// Create a new Scene with an imagery basemap.
Scene myScene = new Scene(Basemap.CreateImagery());
// Add elevation to the scene.
myScene.BaseSurface.ElevationSources.Add(new ArcGISTiledElevationSource(new Uri(ElevationSourceUrl)));
// Add the Scene to the SceneView.
_mySceneView.Scene = myScene;
// Create a new GraphicsOverlay.
GraphicsOverlay graphicsOverlay = new GraphicsOverlay
{
SceneProperties = { SurfacePlacement = SurfacePlacement.Relative }
};
// Add the overlay to the view.
_mySceneView.GraphicsOverlays.Add(graphicsOverlay);
// Call a function to create a new distance composite symbol with three ranges.
DistanceCompositeSceneSymbol compositeSymbol = CreateCompositeSymbol();
// Create a new point graphic with the composite symbol, add it to the graphics overlay.
MapPoint locationPoint = new MapPoint(-2.708471, 56.096575, 5000, SpatialReferences.Wgs84);
Graphic pointGraphic = new Graphic(locationPoint, compositeSymbol);
graphicsOverlay.Graphics.Add(pointGraphic);
// Set the viewpoint with a new camera focused on the graphic.
Camera newCamera = new Camera(new MapPoint(-2.708471, 56.096575, 5000, SpatialReferences.Wgs84), 1500, 0, 80, 0);
_mySceneView.SetViewpointCameraAsync(newCamera);
}
private async Task <DistanceCompositeSceneSymbol> CreateCompositeSymbol()
{
// Get the path to the 3D model.
string modelPath = GetModelPath();
// Create three symbols for displaying a feature according to its distance from the camera.
// First, a 3D model symbol (airplane) for when the camera is near the feature.
ModelSceneSymbol plane3DSymbol = await ModelSceneSymbol.CreateAsync(new System.Uri(modelPath), 1.0);
// 3D (blue cone) symbol for when the feature is at an intermediate range.
SimpleMarkerSceneSymbol coneSym = new SimpleMarkerSceneSymbol(SimpleMarkerSceneSymbolStyle.Cone, System.Drawing.Color.LightSkyBlue, 15, 6, 3, SceneSymbolAnchorPosition.Center)
{
// The cone will point in the same direction as the plane.
Pitch = -90
};
// Simple marker symbol (circle) when the feature is far from the camera.
SimpleMarkerSymbol markerSym = new SimpleMarkerSymbol(SimpleMarkerSymbolStyle.Circle, System.Drawing.Color.LightSkyBlue, 10.0);
// Create three new ranges for displaying each symbol.
DistanceSymbolRange closeRange = new DistanceSymbolRange(plane3DSymbol, 0, 100);
DistanceSymbolRange midRange = new DistanceSymbolRange(coneSym, 100, 500);
DistanceSymbolRange farRange = new DistanceSymbolRange(markerSym, 500, 0);
// Create a new DistanceCompositeSceneSymbol and add the ranges.
DistanceCompositeSceneSymbol compositeSymbol = new DistanceCompositeSceneSymbol();
compositeSymbol.Ranges.Add(closeRange);
compositeSymbol.Ranges.Add(midRange);
compositeSymbol.Ranges.Add(farRange);
// Return the new composite symbol.
return(compositeSymbol);
}
private async void Initialize()
{
try
{
// Create a new Scene with an imagery basemap.
Scene myScene = new Scene(BasemapStyle.ArcGISImageryStandard);
// Add the Scene to the SceneView.
_mySceneView.Scene = myScene;
// Create a new GraphicsOverlay and add it to the SceneView.
GraphicsOverlay graphicsOverlay = new GraphicsOverlay();
graphicsOverlay.SceneProperties.SurfacePlacement = SurfacePlacement.Relative;
_mySceneView.GraphicsOverlays.Add(graphicsOverlay);
// Call a function to create a new distance composite symbol with three ranges.
DistanceCompositeSceneSymbol compositeSymbol = await CreateCompositeSymbol();
// Create a new point graphic with the composite symbol, add it to the graphics overlay.
MapPoint locationPoint = new MapPoint(-2.708471, 56.096575, 5000, SpatialReferences.Wgs84);
Graphic pointGraphic = new Graphic(locationPoint, compositeSymbol);
graphicsOverlay.Graphics.Add(pointGraphic);
// Add an orbit camera controller to lock the camera to the graphic.
OrbitGeoElementCameraController cameraController = new OrbitGeoElementCameraController(pointGraphic, 20)
{
CameraPitchOffset = 80,
CameraHeadingOffset = -30
};
_mySceneView.CameraController = cameraController;
}
catch (Exception e)
{
// Something went wrong, display the error
AlertDialog.Builder alert = new AlertDialog.Builder(this);
alert.SetTitle("Error");
alert.SetMessage(e.Message);
alert.Show();
}
}
private async void Initialize()
{
try
{
// Create a new Scene with an imagery basemap.
Scene myScene = new Scene(Basemap.CreateImagery());
// Add the Scene to the SceneView.
_mySceneView.Scene = myScene;
// Create a new GraphicsOverlay and add it to the SceneView.
GraphicsOverlay graphicsOverlay = new GraphicsOverlay();
graphicsOverlay.SceneProperties.SurfacePlacement = SurfacePlacement.Relative;
_mySceneView.GraphicsOverlays.Add(graphicsOverlay);
// Call a function to create a new distance composite symbol with three ranges.
DistanceCompositeSceneSymbol compositeSymbol = await CreateCompositeSymbol();
// Create a new point graphic with the composite symbol, add it to the graphics overlay.
MapPoint locationPoint = new MapPoint(-2.708471, 56.096575, 5000, SpatialReferences.Wgs84);
Graphic pointGraphic = new Graphic(locationPoint, compositeSymbol);
graphicsOverlay.Graphics.Add(pointGraphic);
// Add an orbit camera controller to lock the camera to the graphic.
OrbitGeoElementCameraController cameraController = new OrbitGeoElementCameraController(pointGraphic, 20)
{
CameraPitchOffset = 80,
CameraHeadingOffset = -30
};
_mySceneView.CameraController = cameraController;
}
catch (Exception e)
{
// Something went wrong, display the error.
UIAlertController alert = UIAlertController.Create("Error", e.Message, UIAlertControllerStyle.Alert);
alert.AddAction(UIAlertAction.Create("OK", UIAlertActionStyle.Default, null));
PresentViewController(alert, true, null);
}
}
private async void Initialize()
{
try
{
// Create a new Scene with an imagery basemap.
Scene myScene = new Scene(Basemap.CreateImagery());
// Add the Scene to the SceneView.
MySceneView.Scene = myScene;
// Create a new GraphicsOverlay and add it to the SceneView.
GraphicsOverlay graphicsOverlay = new GraphicsOverlay();
graphicsOverlay.SceneProperties.SurfacePlacement = SurfacePlacement.Relative;
MySceneView.GraphicsOverlays.Add(graphicsOverlay);
// Call a function to create a new distance composite symbol with three ranges.
DistanceCompositeSceneSymbol compositeSymbol = await CreateCompositeSymbol();
// Create a new point graphic with the composite symbol, add it to the graphics overlay.
MapPoint locationPoint = new MapPoint(-2.708471, 56.096575, 5000, SpatialReferences.Wgs84);
Graphic pointGraphic = new Graphic(locationPoint, compositeSymbol);
graphicsOverlay.Graphics.Add(pointGraphic);
// Add an orbit camera controller to lock the camera to the graphic.
OrbitGeoElementCameraController cameraController = new OrbitGeoElementCameraController(pointGraphic, 20)
{
CameraPitchOffset = 80,
CameraHeadingOffset = -30
};
MySceneView.CameraController = cameraController;
}
catch (Exception e)
{
var dialog = new MessageDialog2(e.ToString(), "Error");
await dialog.ShowAsync();
}
}
