private void MySceneViewOnMouseMove(object sender, MouseEventArgs mouseEventArgs) { // Get the mouse position. Point cursorSceenPoint = mouseEventArgs.GetPosition(MySceneView); // Get the corresponding MapPoint. MapPoint onMapLocation = MySceneView.ScreenToBaseSurface(cursorSceenPoint); // Return if the MapPoint is null. This might happen if mouse leaves SceneView area. if (onMapLocation == null) { return; } // Update the viewshed. _viewshed.Location = onMapLocation; }
private void MySceneViewOnMouseMove(object sender, MouseEventArgs mouseEventArgs) { // Get the mouse position. Point cursorSceenPoint = mouseEventArgs.GetPosition(MySceneView); // Get the corresponding MapPoint. MapPoint onMapLocation = MySceneView.ScreenToBaseSurface(cursorSceenPoint); // Return if the MapPoint is null. This might happen if mouse leaves SceneView area. if (onMapLocation == null) { return; } // Adjust the Z value of the MapPoint to reflect the selected height. onMapLocation = new MapPoint(onMapLocation.X, onMapLocation.Y, onMapLocation.Z + _viewHeight); // Update the viewshed. _viewshed.Location = onMapLocation; // Update the viewpoint symbol. _viewpointOverlay.Graphics.Clear(); _viewpointOverlay.Graphics.Add(new Graphic(onMapLocation, _viewpointSymbol)); }