YamlObject FromPreCompLayer(PreCompLayer layer, YamlMap superclassContent)
{
var result = superclassContent;
result.Add("Width", layer.Width);
result.Add("Height", layer.Height);
result.Add("RefId", layer.RefId);
return(result);
}
// Constructs a context for the given layer.
internal TranslationContext(TranslationContext context, PreCompLayer layer, LayerCollection layers)
{
Layer = layer;
// Precomps define a new temporal and spatial space.
Width = layer.Width;
Height = layer.Height;
StartTime = context.StartTime - layer.StartTime;
ContainingContext = context;
Layers = layers;
DurationInFrames = context.DurationInFrames;
}
internal PreCompLayerContext(CompositionContext compositionContext, PreCompLayer layer)
: base(compositionContext, layer)
{
Layer = layer;
var referencedLayers = GetLayerCollectionByAssetId(this, layer.RefId);
// Precomps define a new temporal and spatial space for their child layers.
ChildrenCompositionContext = new CompositionContext(
compositionContext,
referencedLayers,
size: new Sn.Vector2((float)layer.Width, (float)layer.Height),
startTime: compositionContext.StartTime - layer.StartTime,
durationInFrames: compositionContext.DurationInFrames);
}
XElement FromPreCompLayer(PreCompLayer layer)
{
return(new XElement("PreComp", GetContents()));
IEnumerable <XObject> GetContents()
{
foreach (var item in GetLayerContents(layer))
{
yield return(item);
}
yield return(new XAttribute(nameof(layer.Width), layer.Width));
yield return(new XAttribute(nameof(layer.Height), layer.Height));
if (!string.IsNullOrWhiteSpace(layer.RefId))
{
yield return(new XAttribute(nameof(layer.RefId), layer.RefId));
}
}
}
public PreCompLayerContext CreateLayerContext(PreCompLayer layer) => new PreCompLayerContext(this, layer);
