/// <inheritdoc/>
public IVisual UpdateVisual(IRenderContext context, IVisual oldVisual)
{
MyVisual container = oldVisual as MyVisual;
if (container == null)
{
return(CreateVisual(context));
}
var delegateStyle = GetCurrentStyle(label, labelStyle);
if (container.Left != left || container.Insets != insets || container.Children.Count != 1)
{
return(CreateVisual(context));
}
IVisual oldDelegateVisual = container.Children[0];
IVisual newDelegateVisual = delegateStyle.Renderer.GetVisualCreator(label, delegateStyle).UpdateVisual(context, oldDelegateVisual);
if (oldDelegateVisual != newDelegateVisual)
{
container.Children[0] = newDelegateVisual;
}
container.Insets = insets;
container.Left = left;
return(container);
}
/// <inheritdoc/>
public IVisual CreateVisual(IRenderContext context)
{
var container = new MyVisual {
Left = left, Insets = insets
};
var delegateStyle = GetCurrentStyle(label, labelStyle);
container.Add(delegateStyle.Renderer.GetVisualCreator(label, delegateStyle).CreateVisual(context));
return(container);
}