/// <summary>
/// Overrides <see cref="LayerInfo.UpdateLayer(INgsPFLayer, LayerInfo)" />.
/// </summary>
public override void UpdateLayer(INgsPFLayer layer, LayerInfo previous)
{
if (previous is SolidColorLayerInfo p)
{
if (FillColor != p.FillColor)
{
layer.SetContentsSolidColor(FillColor);
}
}
else
{
layer.SetContentsSolidColor(FillColor);
}
base.UpdateLayer(layer, previous);
}
public void Enter(LayerInfo info)
{
if (info != null)
{
if (this.info != null && this.info.GetType() != info.GetType())
{
// The dynamic type has changed - invalidate the layer
this.pfLayer = null;
this.info = null;
}
if (this.pfLayer == null)
{
this.pfLayer = emitter.context.CreateLayer();
}
info.UpdateLayer(this.pfLayer, this.info);
}
else
{
// Creation of the corresponding node is deferred until the call to `Leave`.
this.pfLayer = null;
}
this.info = info;
this.newChildrenRaw.Clear();
// Clear all "visited" flags
this.nextIndex = 0;
if (keywordChildDefs != null)
{
foreach (var child in keywordChildDefs)
{
child.Value.visited = false;
}
}
if (this.mask != null)
{
this.mask.visited = false;
}
}
/// <summary>
/// Overrides <see cref="LayerInfo.UpdateLayer(INgsPFLayer, LayerInfo)" />.
/// </summary>
public override void UpdateLayer(INgsPFLayer layer, LayerInfo previous)
{
if (previous is ImageLayerInfo p)
{
if (Image == p.Image && Source == p.Source && WrapMode == p.WrapMode)
{
goto skip;
}
}
if (Image != null)
{
layer.SetContentsImage(Image.NativeImage, Source, WrapMode);
}
else
{
layer.SetContentsEmpty();
}
skip:
base.UpdateLayer(layer, previous);
}