/// <summary>This constructor initializes the new <c>Text</c> from a <see cref="XmlNode"/> and from the <see cref="GraphElement"/> to which this text is associated.</summary>
/// <param name="node">The <see cref="XmlNode"/> that represents the text.</param>
/// <param name="parent">The <see cref="GraphElement"/> that contains this text.</param>
public Text(XmlNode node, GraphElement parent) : this(node, LoadStyleProperties(node), parent)
{
}
/// <summary>This constructor initializes the new <c>Text</c> from a <see cref="XmlNode"/>, from previously calculated <see cref="GraphElement.StyleProperties"/> and from the <see cref="GraphElement"/> to which this text is associated.</summary>
/// <param name="node">The <see cref="XmlNode"/> that represents the text.</param>
/// <param name="styleProperties">The <see cref="List{T}"/> containing all the properties concerning the style of the text.</param>
/// <param name="parent">The <see cref="GraphElement"/> that contains this text.</param>
/// <exception cref="ArgumentNullException"></exception>
/// <remarks>This constructor is useful when you extract the <see cref="GraphElement.StyleProperties"/> from the <see cref="XmlNode"/> using <see cref="GraphElement.LoadStyleProperties(XmlNode)"/>, in order to choose the subclass of the graph element, and you don't want to re-extract them when initializing the object.</remarks>
public Text(XmlNode node, List <KeyValuePair <string, string> > styleProperties, GraphElement parent) : base(node, styleProperties)
{
Parent = parent ?? throw new ArgumentNullException("parent");
Parent.Value = Value;
}