protected sealed override void OnApply(HitObjectLifetimeEntry entry)
{
// LifetimeStart is already computed using HitObjectLifetimeEntry's InitialLifetimeOffset.
// We override this with DHO's InitialLifetimeOffset for a non-pooled DHO.
if (entry is SyntheticHitObjectEntry)
LifetimeStart = HitObject.StartTime - InitialLifetimeOffset;
ensureEntryHasResult();
foreach (var h in HitObject.NestedHitObjects)
{
var pooledDrawableNested = pooledObjectProvider?.GetPooledDrawableRepresentation(h, this);
var drawableNested = pooledDrawableNested
?? CreateNestedHitObject(h)
?? throw new InvalidOperationException($"{nameof(CreateNestedHitObject)} returned null for {h.GetType().ReadableName()}.");
// Only invoke the event for non-pooled DHOs, otherwise the event will be fired by the playfield.
if (pooledDrawableNested == null)
OnNestedDrawableCreated?.Invoke(drawableNested);
drawableNested.OnNewResult += onNewResult;
drawableNested.OnRevertResult += onRevertResult;
drawableNested.ApplyCustomUpdateState += onApplyCustomUpdateState;
// This is only necessary for non-pooled DHOs. For pooled DHOs, this is handled inside GetPooledDrawableRepresentation().
// Must be done before the nested DHO is added to occur before the nested Apply()!
drawableNested.ParentHitObject = this;
nestedHitObjects.Add(drawableNested);
AddNestedHitObject(drawableNested);
}
StartTimeBindable.BindTo(HitObject.StartTimeBindable);
StartTimeBindable.BindValueChanged(onStartTimeChanged);
if (HitObject is IHasComboInformation combo)
comboIndexBindable.BindTo(combo.ComboIndexBindable);
samplesBindable.BindTo(HitObject.SamplesBindable);
samplesBindable.BindCollectionChanged(onSamplesChanged, true);
HitObject.DefaultsApplied += onDefaultsApplied;
OnApply();
HitObjectApplied?.Invoke(this);
// If not loaded, the state update happens in LoadComplete().
if (IsLoaded)
{
if (Result.IsHit)
updateState(ArmedState.Hit, true);
else if (Result.HasResult)
updateState(ArmedState.Miss, true);
else
updateState(ArmedState.Idle, true);
}
}
/// <summary>
/// Applies a new <see cref="HitObject"/> to be represented by this <see cref="DrawableHitObject"/>.
/// </summary>
/// <param name="hitObject">The <see cref="HitObject"/> to apply.</param>
/// <param name="lifetimeEntry">The <see cref="HitObjectLifetimeEntry"/> controlling the lifetime of <paramref name="hitObject"/>.</param>
public void Apply([NotNull] HitObject hitObject, [CanBeNull] HitObjectLifetimeEntry lifetimeEntry)
{
free();
HitObject = hitObject ?? throw new InvalidOperationException($"Cannot apply a null {nameof(HitObject)}.");
this.lifetimeEntry = lifetimeEntry;
if (lifetimeEntry != null)
{
// Transfer lifetime from the entry.
LifetimeStart = lifetimeEntry.LifetimeStart;
LifetimeEnd = lifetimeEntry.LifetimeEnd;
// Copy any existing result from the entry (required for rewind / judgement revert).
Result = lifetimeEntry.Result;
}
else
{
LifetimeStart = HitObject.StartTime - InitialLifetimeOffset;
}
// Ensure this DHO has a result.
Result ??= CreateResult(HitObject.CreateJudgement())
?? throw new InvalidOperationException($"{GetType().ReadableName()} must provide a {nameof(JudgementResult)} through {nameof(CreateResult)}.");
// Copy back the result to the entry for potential future retrieval.
if (lifetimeEntry != null)
{
lifetimeEntry.Result = Result;
}
foreach (var h in HitObject.NestedHitObjects)
{
var pooledDrawableNested = pooledObjectProvider?.GetPooledDrawableRepresentation(h, this);
var drawableNested = pooledDrawableNested
?? CreateNestedHitObject(h)
?? throw new InvalidOperationException($"{nameof(CreateNestedHitObject)} returned null for {h.GetType().ReadableName()}.");
// Only invoke the event for non-pooled DHOs, otherwise the event will be fired by the playfield.
if (pooledDrawableNested == null)
{
OnNestedDrawableCreated?.Invoke(drawableNested);
}
drawableNested.OnNewResult += onNewResult;
drawableNested.OnRevertResult += onRevertResult;
drawableNested.ApplyCustomUpdateState += onApplyCustomUpdateState;
// This is only necessary for non-pooled DHOs. For pooled DHOs, this is handled inside GetPooledDrawableRepresentation().
// Must be done before the nested DHO is added to occur before the nested Apply()!
drawableNested.ParentHitObject = this;
nestedHitObjects.Value.Add(drawableNested);
AddNestedHitObject(drawableNested);
}
StartTimeBindable.BindTo(HitObject.StartTimeBindable);
StartTimeBindable.BindValueChanged(onStartTimeChanged);
if (HitObject is IHasComboInformation combo)
{
comboIndexBindable.BindTo(combo.ComboIndexBindable);
}
samplesBindable.BindTo(HitObject.SamplesBindable);
samplesBindable.BindCollectionChanged(onSamplesChanged, true);
HitObject.DefaultsApplied += onDefaultsApplied;
OnApply();
HitObjectApplied?.Invoke(this);
// If not loaded, the state update happens in LoadComplete().
if (IsLoaded)
{
if (Result.IsHit)
{
updateState(ArmedState.Hit, true);
}
else if (Result.HasResult)
{
updateState(ArmedState.Miss, true);
}
else
{
updateState(ArmedState.Idle, true);
}
}
hasHitObjectApplied = true;
}
/// <summary>
/// Applies a new <see cref="HitObject"/> to be represented by this <see cref="DrawableHitObject"/>.
/// </summary>
/// <param name="hitObject">The <see cref="HitObject"/> to apply.</param>
/// <param name="lifetimeEntry">The <see cref="HitObjectLifetimeEntry"/> controlling the lifetime of <paramref name="hitObject"/>.</param>
public void Apply([NotNull] HitObject hitObject, [CanBeNull] HitObjectLifetimeEntry lifetimeEntry)
{
free();
HitObject = hitObject ?? throw new InvalidOperationException($"Cannot apply a null {nameof(HitObject)}.");
this.lifetimeEntry = lifetimeEntry;
if (lifetimeEntry != null)
{
// Transfer lifetime from the entry.
LifetimeStart = lifetimeEntry.LifetimeStart;
LifetimeEnd = lifetimeEntry.LifetimeEnd;
// Copy any existing result from the entry (required for rewind / judgement revert).
Result = lifetimeEntry.Result;
}
else
{
LifetimeStart = HitObject.StartTime - InitialLifetimeOffset;
}
// Ensure this DHO has a result.
Result ??= CreateResult(HitObject.CreateJudgement())
?? throw new InvalidOperationException($"{GetType().ReadableName()} must provide a {nameof(JudgementResult)} through {nameof(CreateResult)}.");
// Copy back the result to the entry for potential future retrieval.
if (lifetimeEntry != null)
{
lifetimeEntry.Result = Result;
}
foreach (var h in HitObject.NestedHitObjects)
{
var pooledDrawableNested = pooledObjectProvider?.GetPooledDrawableRepresentation(h);
var drawableNested = pooledDrawableNested
?? CreateNestedHitObject(h)
?? throw new InvalidOperationException($"{nameof(CreateNestedHitObject)} returned null for {h.GetType().ReadableName()}.");
// Invoke the event only if this nested object is just created by `CreateNestedHitObject`.
if (pooledDrawableNested == null)
{
OnNestedDrawableCreated?.Invoke(drawableNested);
}
drawableNested.OnNewResult += onNewResult;
drawableNested.OnRevertResult += onRevertResult;
drawableNested.ApplyCustomUpdateState += onApplyCustomUpdateState;
nestedHitObjects.Value.Add(drawableNested);
AddNestedHitObject(drawableNested);
drawableNested.OnParentReceived(this);
}
StartTimeBindable.BindTo(HitObject.StartTimeBindable);
StartTimeBindable.BindValueChanged(onStartTimeChanged);
if (HitObject is IHasComboInformation combo)
{
comboIndexBindable.BindTo(combo.ComboIndexBindable);
}
samplesBindable.BindTo(HitObject.SamplesBindable);
samplesBindable.BindCollectionChanged(onSamplesChanged, true);
HitObject.DefaultsApplied += onDefaultsApplied;
OnApply(hitObject);
HitObjectApplied?.Invoke(this);
// If not loaded, the state update happens in LoadComplete(). Otherwise, the update is scheduled to allow for lifetime updates.
if (IsLoaded)
{
Schedule(() => updateState(ArmedState.Idle, true));
}
hasHitObjectApplied = true;
}