public void AddTop(EditableRun visualElement)
{
if ((layerFlags & FLOWLAYER_HAS_MULTILINE) != 0)
{
List<EditableTextLine> lines = (List<EditableTextLine>)lineCollection;
lines[lines.Count - 1].AddLast(visualElement);
}
else
{
((EditableTextLine)lineCollection).AddLast(visualElement);
}
}
public void AddBefore(EditableRun beforeVisualElement, EditableRun visualElement)