private void degreeTranslateShape_Click(object sender, EventArgs e)
{
LayerOverlay layerOverlay = (LayerOverlay)mapView.Overlays["layerOverlay"];
ShapeFileFeatureLayer cityLimits = (ShapeFileFeatureLayer)layerOverlay.Layers["cityLimits"];
InMemoryFeatureLayer translatedLayer = (InMemoryFeatureLayer)layerOverlay.Layers["translatedLayer"];
// Query the cityLimits layer to get all the features
cityLimits.Open();
var features = cityLimits.QueryTools.GetAllFeatures(ReturningColumnsType.NoColumns);
cityLimits.Close();
// Translate the first feature's shape by the X and Y values on the UI in meters
var translate = AreaBaseShape.TranslateByDegree(features[0].GetShape(), Convert.ToDouble(translateDistance.Text), Convert.ToDouble(translateAngle.Text), GeographyUnit.Meter, DistanceUnit.Meter);
// Add the translated shape into translatedLayer to display the result.
// If this were to be a permanent change to the cityLimits FeatureSource, you would modify the
// underlying data using BeginTransaction and CommitTransaction instead.
translatedLayer.InternalFeatures.Clear();
translatedLayer.InternalFeatures.Add(new Feature(translate));
// Redraw the layerOverlay to see the translated feature on the map
layerOverlay.Refresh();
}
