/// <summary>
/// Invalidate layout event
/// </summary>
public void Invalidate()
{
if (_suspendLayout == 0)
{
OnInvalidate?.Invoke(this, EventArgs.Empty);
}
}
/// <summary>
/// Invalidates draw matrix and autosize caches.
/// </summary>
/// <returns>If the invalidate was actually necessary.</returns>
public virtual bool Invalidate(Invalidation invalidation = Invalidation.All, Drawable source = null, bool shallPropagate = true)
{
if (invalidation == Invalidation.None)
{
return(false);
}
OnInvalidate?.Invoke();
if (shallPropagate && Parent != null && source != Parent)
{
Parent.InvalidateFromChild(invalidation, this);
}
bool alreadyInvalidated = true;
// Either ScreenSize OR ScreenPosition OR Colour
if ((invalidation & (Invalidation.Geometry | Invalidation.Colour)) > 0)
{
if ((invalidation & Invalidation.SizeInParentSpace) > 0)
{
alreadyInvalidated &= !boundingSizeBacking.Invalidate();
}
alreadyInvalidated &= !screenSpaceDrawQuadBacking.Invalidate();
alreadyInvalidated &= !drawInfoBacking.Invalidate();
}
if (!alreadyInvalidated || (invalidation & Invalidation.DrawNode) > 0)
{
invalidationID = invalidationCounter.Increment();
}
return(!alreadyInvalidated);
}
public void Invalidate()
{
if (!renderStopWatch.IsRunning)
{
OnInvalidate?.Invoke();
}
}
public void Invalidate()
{
if (!SuspendedLayout)
{
lock (_lock)
{
OnInvalidate?.Invoke(this, EventArgs.Empty);
}
}
}
public void Dispose()
{
if (OnInvalidate != null)
{
foreach (var d in OnInvalidate.GetInvocationList())
{
if (d != null)
{
OnInvalidate -= (d as InvalidateCache);
}
}
}
}
/// <summary>
/// Invalidates draw matrix and autosize caches.
/// </summary>
/// <returns>If the invalidate was actually necessary.</returns>
public virtual bool Invalidate(Invalidation invalidation = Invalidation.All, Drawable source = null, bool shallPropagate = true)
{
if (invalidation == Invalidation.None)
{
return(false);
}
ThreadSafety.EnsureUpdateThread();
OnInvalidate?.Invoke();
if (shallPropagate && Parent != null && source != Parent)
{
Parent.Invalidate(Parent.InvalidationEffectByChildren(invalidation), this, false);
}
bool alreadyInvalidated = true;
// Either ScreenSize OR ScreenPosition OR Colour
if ((invalidation & (Invalidation.Position | Invalidation.Colour | Invalidation.SizeInParentSpace)) > 0)
{
if ((invalidation & (Invalidation.Position | Invalidation.SizeInParentSpace)) > 0)
{
if ((invalidation & Invalidation.SizeInParentSpace) > 0)
{
alreadyInvalidated &= !boundingSizeBacking.Invalidate();
}
alreadyInvalidated &= !screenSpaceDrawQuadBacking.Invalidate();
}
alreadyInvalidated &= !drawInfoBacking.Invalidate();
}
if ((invalidation & Invalidation.Visibility) > 0)
{
alreadyInvalidated &= !isVisibleBacking.Invalidate();
}
if (!alreadyInvalidated)
{
foreach (DrawNode n in validDrawNodes)
{
n.IsValid = false;
}
validDrawNodes.Clear();
}
return(!alreadyInvalidated);
}
private async void Repository_DataChanged(object sender, ChangedPdfEventArgs e)
{
if (!invalidateInvoked && (currentFile == null || e.FileName == currentFile))
{
// OnInvalidate should only be invoked once.
invalidateInvoked = true;
// reloading the PDF just after the file was changed can fail if the write is not completed -> wait 2 seconds
await Task.Delay(2000);
OnInvalidate?.Invoke(this, EventArgs.Empty);
}
// else: no interesting file changed or event already invoked
}
public void Invalidate()
{
OnInvalidate?.Invoke(this, EventArgs.Empty);
}
public async Task InvalidateCacheAsync()
{
await(OnInvalidate?.Invoke() ?? Task.CompletedTask);
}
public static void Invalidate(Item item)
{
modulesListDirty = true;
OnInvalidate?.Invoke(null, EventArgs.Empty);
}
/// <summary>
/// Invalidates draw matrix and autosize caches.
/// </summary>
/// <returns>If the invalidate was actually necessary.</returns>
public virtual bool Invalidate(Invalidation invalidation = Invalidation.All, Drawable source = null, bool shallPropagate = true)
{
if (invalidation == Invalidation.None)
{
return(false);
}
ThreadSafety.EnsureUpdateThread();
OnInvalidate?.Invoke();
if (shallPropagate && Parent != null && source != Parent)
{
Parent.Invalidate(Parent.InvalidationEffectByChildren(invalidation), this, false);
}
bool alreadyInvalidated = true;
if ((invalidation & Invalidation.SizeInParentSpace) > 0)
{
alreadyInvalidated &= !boundingSizeBacking.Invalidate();
}
// Either ScreenSize OR ScreenPosition
if ((invalidation & Invalidation.ScreenSpaceQuad) > 0)
{
alreadyInvalidated &= !screenSpaceDrawQuadBacking.Invalidate();
}
// Either ScreenSize OR ScreenPosition OR Colour
if ((invalidation & Invalidation.DrawInfo) > 0)
{
alreadyInvalidated &= !drawInfoBacking.Invalidate();
}
if ((invalidation & Invalidation.Visibility) > 0)
{
alreadyInvalidated &= !isVisibleBacking.Invalidate();
}
if (alreadyInvalidated || !shallPropagate)
{
return(!alreadyInvalidated);
}
if (children != null)
{
foreach (var c in children)
{
Debug.Assert(c != source);
Invalidation childInvalidation = invalidation;
//if (c.SizeMode == InheritMode.None)
childInvalidation = childInvalidation & ~Invalidation.SizeInParentSpace;
c.Invalidate(childInvalidation, this);
}
}
return(!alreadyInvalidated);
}
public void Invalidate()
{
OnInvalidate?.Invoke();
}
