public void Recycle()
{
_needVisualiseFlag = false;
if (Visual == null)
{
return;
}
if (IsMouseHover)
{
MouseLeave?.Invoke();
IsMouseHover = false;
_needVisualiseFlag = false;
Layer.MouseHoverFragments.Remove(this);
}
Layer.RemoveVisual(Visual);
Layer.VisibleFragments.Remove(this);
Visual.SetDataContext(null);
VisualPool.Recycle(Visual);
Visual = null;
}
public VisualPool GetVisualPool(Type visualType)
{
if (_VisualPools.TryGetValue(visualType, out var pool) == false)
{
pool = new VisualPool(visualType);
_VisualPools[visualType] = pool;
}
return(pool);
}
private void CreateVisual()
{
// najde/vytvori VisualPool pre VisualType, ziska visual z poolu, nastavi this.Visual
if (VisualPool == null)
{
VisualPool = View.GetVisualPool(VisualType);
}
Visual = VisualPool.GetFresh();
Layer.AddVisual(Visual);
Layer.VisibleFragments.Add(this);
if (Visual is UIElement)
{
_needVisualiseFlag = true; // Adding UIElement to ContainerVisual during Arrange phase triggers second Arrange later.
}
}