99 lines
2.3 KiB
C#
99 lines
2.3 KiB
C#
using Syntriax.Engine.Core;
|
|
|
|
namespace Syntriax.Engine.Systems.Time;
|
|
|
|
public class StopwatchBehaviour : Behaviour, IStopwatch
|
|
{
|
|
public Event<IReadOnlyStopwatch> OnStarted { get; init; } = new();
|
|
public Event<IReadOnlyStopwatch, IReadOnlyStopwatch.StopwatchDeltaArguments> OnDelta { get; init; } = new();
|
|
public Event<IReadOnlyStopwatch> OnStopped { get; init; } = new();
|
|
public Event<IReadOnlyStopwatch> OnPaused { get; init; } = new();
|
|
public Event<IReadOnlyStopwatch> OnResumed { get; init; } = new();
|
|
|
|
public double Time { get; protected set; } = 0f;
|
|
public TimerState State { get; protected set; } = TimerState.Idle;
|
|
|
|
private bool shouldBeTicking = false;
|
|
private bool hasStartedTickingBefore = false;
|
|
|
|
public virtual void Start()
|
|
{
|
|
Time = 0f;
|
|
|
|
shouldBeTicking = true;
|
|
hasStartedTickingBefore = false;
|
|
|
|
if (IsActive)
|
|
StartStopwatch();
|
|
}
|
|
|
|
public virtual void Stop()
|
|
{
|
|
if (!shouldBeTicking)
|
|
return;
|
|
|
|
shouldBeTicking = false;
|
|
|
|
State = TimerState.Stopped;
|
|
OnStopped?.Invoke(this);
|
|
}
|
|
|
|
protected override void OnUpdate()
|
|
{
|
|
if (State is not TimerState.Ticking)
|
|
return;
|
|
|
|
double delta = Universe.Time.DeltaSpan.TotalSeconds;
|
|
|
|
Time += delta;
|
|
OnDelta?.Invoke(this, new(delta));
|
|
}
|
|
|
|
protected override void OnEnteredUniverse(IUniverse universe)
|
|
{
|
|
if (!shouldBeTicking || State is TimerState.Ticking)
|
|
return;
|
|
|
|
if (hasStartedTickingBefore)
|
|
Resume();
|
|
else
|
|
StartStopwatch();
|
|
}
|
|
|
|
protected override void OnExitedUniverse(IUniverse universe)
|
|
{
|
|
if (!shouldBeTicking || State is not TimerState.Ticking)
|
|
return;
|
|
|
|
Pause();
|
|
}
|
|
|
|
public virtual void Pause()
|
|
{
|
|
State = TimerState.Paused;
|
|
OnPaused?.Invoke(this);
|
|
}
|
|
|
|
public virtual void Resume()
|
|
{
|
|
State = TimerState.Ticking;
|
|
OnResumed?.Invoke(this);
|
|
}
|
|
|
|
private void StartStopwatch()
|
|
{
|
|
hasStartedTickingBefore = true;
|
|
|
|
State = TimerState.Ticking;
|
|
OnStarted?.Invoke(this);
|
|
}
|
|
|
|
protected override void OnFinalize()
|
|
{
|
|
Time = 0f;
|
|
State = TimerState.Idle;
|
|
shouldBeTicking = false;
|
|
hasStartedTickingBefore = false;
|
|
}
|
|
}
|