// 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 System.Collections;

/// Used to override the global scroll settings in _GvrPointerScrollInput_
/// for the GameObject that this script is attached to.
[HelpURL("https://developers.google.com/vr/unity/reference/class/GvrScrollSettings")]
public class GvrScrollSettings : MonoBehaviour, IGvrScrollSettings {
  /// Override the Inertia property in _GvrPointerScrollInput_ for this object.
  ///
  /// Inertia means that scroll events will continue for a while after the user stops
  /// touching the touchpad. It gradually slows down according to the decelerationRate.
  [Tooltip("Determines if movement inertia is enabled.")]
  public bool inertiaOverride = true;

  /// The deceleration rate is the speed reduction per second.
  /// A value of 0.5 halves the speed each second. The default is 0.05.
  /// The deceleration rate is only used when inertia is enabled.
  [Tooltip("The rate at which movement slows down.")]
  public float decelerationRateOverride = 0.05f;

  public bool InertiaOverride {
    get {
      return inertiaOverride;
    }
  }

  public float DecelerationRateOverride {
    get {
      return decelerationRateOverride;
    }
  }
}