Added typescript definition file.

README.md

@@ -28,6 +28,11 @@ After instantiating the map create a new ellipse.
 
     var ellipse = L.ellipse([51.5, -0.09], [500, 100], 90).addTo(map);
 
+Access the typed data via
+
+    import 'leaflet-ellipse/l.ellipse';
+
+
 ## API
 
 *Factory method*

l.ellipse.d.ts

@@ -0,0 +1,31 @@
+import * as L from 'leaflet'
+
+declare module 'leaflet' {
+
+  /**
+   * Creates an ellipse.
+   * @param latlng The position of the center of the ellipse.
+   * @param radii The semi-major and semi-minor axis in meters
+   * @param tilt The rotation of the ellipse in degrees from west
+   * @param options Options dictionary to pass to L.Path
+   */
+  function ellipse(latlng: number[], radii: number[], tilt: number, options: EllipseOptions): Path.Ellipse;
+
+  interface EllipseOptions extends L.PathOptions {
+    fill: boolean;
+    startAngle: number;
+    endAngle: number;
+  }
+
+  namespace Path {
+    class Ellipse extends L.Path {
+      constructor(options?: EllipseOptions)
+
+      setRadius(radii: number[]): this
+      getRadius(): L.Point
+      setTilt(tilt: number): this
+      getBounds(): L.LatLngBounds
+    }
+
+  }
+}