84 lines
2.4 KiB
C#
84 lines
2.4 KiB
C#
/************************************************************************************
|
|
Copyright : Copyright (c) Facebook Technologies, LLC and its affiliates. All rights reserved.
|
|
|
|
Your use of this SDK or tool is subject to the Oculus SDK License Agreement, available at
|
|
https://developer.oculus.com/licenses/oculussdk/
|
|
|
|
Unless required by applicable law or agreed to in writing, the Utilities SDK 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.Assertions;
|
|
using UnityEngine.Events;
|
|
|
|
namespace Oculus.Interaction.Samples
|
|
{
|
|
/// <summary>
|
|
/// Performs a callback after a countdown timer has elapsed.
|
|
/// The countdown can be enabled or disabled by an external party.
|
|
/// </summary>
|
|
public class CountdownTimer : MonoBehaviour
|
|
{
|
|
[SerializeField]
|
|
private float _countdownTime = 1.0f;
|
|
|
|
[SerializeField]
|
|
private bool _countdownOn = false;
|
|
|
|
[SerializeField]
|
|
private UnityEvent _callback;
|
|
|
|
[SerializeField]
|
|
private UnityEvent<float> _progressCallback;
|
|
|
|
private float _countdownTimer;
|
|
|
|
|
|
public bool CountdownOn
|
|
{
|
|
get => _countdownOn;
|
|
|
|
set
|
|
{
|
|
if (value)
|
|
{
|
|
if (!_countdownOn)
|
|
{
|
|
_countdownTimer = _countdownTime;
|
|
}
|
|
}
|
|
|
|
_countdownOn = value;
|
|
}
|
|
}
|
|
|
|
private void Awake()
|
|
{
|
|
Assert.IsTrue(_countdownTime >= 0, "Countdown Time must be positive.");
|
|
}
|
|
|
|
private void Update()
|
|
{
|
|
if (!_countdownOn || _countdownTimer < 0)
|
|
{
|
|
_progressCallback.Invoke(0);
|
|
return;
|
|
}
|
|
|
|
_countdownTimer -= Time.deltaTime;
|
|
if (_countdownTimer < 0f)
|
|
{
|
|
_countdownTimer = -1f;
|
|
_callback.Invoke();
|
|
_progressCallback.Invoke(1);
|
|
return;
|
|
}
|
|
|
|
_progressCallback.Invoke(1 - _countdownTimer / _countdownTime);
|
|
}
|
|
}
|
|
}
|