public static BarRenderer FindOwnerBarRenderer(ElementRenderer renderer)
{
var owner = renderer.Owner;
while (owner != null && !(owner is BarRenderer))
{
owner = owner.Owner;
}
return(owner as BarRenderer);
}
public virtual TRenderingContext GetRenderingContext <TRenderingContext>(ElementRenderer renderer)
where TRenderingContext : RenderingContextBase
{
RenderingContextBase renderingContext;
if (!_renderingContextLookup.TryGetValue(renderer, out renderingContext))
{
return(null);
}
return((TRenderingContext)renderingContext);
}
public static IBeatElementRenderer Create(ElementRenderer owner, IBeatElement element)
{
var beat = element as Beat;
if (beat != null)
{
return(new BeatRenderer(owner, beat));
}
var beam = element as Beam;
if (beam != null)
{
return(new BeamRenderer(owner, beam));
}
throw new InvalidOperationException();
}
public BeamRenderer(ElementRenderer owner, Beam beam)
: base(owner, beam)
{
_beatElementRenderers = new List <IBeatElementRenderer>();
}
public virtual void AssignRenderingContext(ElementRenderer renderer, RenderingContextBase renderingContext)
{
_renderingContextLookup[renderer] = renderingContext;
}
public BeatRenderer(ElementRenderer owner, Beat beat)
: base(owner, beat)
{
_noteRenderers = new List <NoteRenderer>();
}
protected internal ElementRenderer(ElementRenderer owner)
{
this.Owner = owner;
}
void IRootElementRenderer.RegisterRenderer <TElement>(TElement element, ElementRenderer <TElement> renderer)
{
// _rendererLookup will be null if we are in our own constructor
_rendererLookup?.Add(element, renderer);
}
public BarColumnRenderer(ElementRenderer owner, BarColumn element)
: base(owner, element)
{
}