// Copyright 2017 Google Inc. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

using UnityEngine;
using UnityEngine.EventSystems;
using System.Collections;

/// This script extends the standard Unity EventSystem events with Gvr specific events.
public static class GvrExecuteEventsExtension {
  private static readonly ExecuteEvents.EventFunction<IGvrPointerHoverHandler> s_HoverHandler = Execute;

  private static void Execute(IGvrPointerHoverHandler handler, BaseEventData eventData) {
    handler.OnGvrPointerHover(ExecuteEvents.ValidateEventData<PointerEventData>(eventData));
  }

  public static ExecuteEvents.EventFunction<IGvrPointerHoverHandler> pointerHoverHandler {
    get { return s_HoverHandler; }
  }
}