public virtual void SetChildRect(BaseFrameworkElement child, Rect rect, LayoutOverrides layoutOverrides, LayoutOverrides overridesToIgnore, LayoutOverrides nonExplicitOverrides, SetRectMode setRectMode)
{
overridesToIgnore = this.AdjustOverrideToIgnore(child, overridesToIgnore);
if (this.suppressLayoutRoundingCount == 0 && (LayoutRoundingHelper.GetLayoutRoundingStatus((SceneElement)child) & LayoutRoundingStatus.ShouldSnapToPixel) != LayoutRoundingStatus.Off)
{
rect = LayoutRoundingHelper.RoundRect(child.Platform.GeometryHelper, rect);
}
using (child.ViewModel.ScopeViewObjectCache())
{
using (GridLayoutDesigner.TryCanvasDesignMode(child, rect.Size, true, true))
{
LayoutUtilities.EnterLayoutMode();
LayoutOperation layoutOperation = this.CreateLayoutOperation(child);
if (layoutOverrides == LayoutOverrides.RecomputeDefault)
{
layoutOverrides = this.InternalComputeOverrides(child, layoutOperation);
}
layoutOperation.SetRect(rect, layoutOverrides, overridesToIgnore, nonExplicitOverrides, setRectMode);
LayoutUtilities.ExitLayoutMode();
}
}
}
protected virtual LayoutOverrides InternalComputeOverrides(BaseFrameworkElement element, LayoutOperation layoutOperation)
{
if (!element.IsAttached)
{
return(LayoutOverrides.None);
}
Rect childRect = this.GetChildRect(element);
return(layoutOperation.ComputeOverrides(childRect));
}
public LayoutOverrides ComputeOverrides(BaseFrameworkElement element)
{
LayoutOperation layoutOperation = this.CreateLayoutOperation(element);
return(this.InternalComputeOverrides(element, layoutOperation));
}
