/// <summary>
/// Writes the color info to the specified XML writer using the specified XML element name.
/// </summary>
/// <param name="elementName">The XML element name that will contain the serialized color info.</param>
/// <param name="color">The color to serialize.</param>
/// <param name="xmlWriter">The XML writer used to write the image to.</param>
public static void WriteColorInfoXml(string elementName, ColorInfo color, XmlWriter xmlWriter)
{
if (string.IsNullOrEmpty(elementName))
{
throw new ArgumentNullException("elementName");
}
if (color == null)
{
throw new ArgumentNullException("color");
}
if (xmlWriter == null)
{
throw new ArgumentNullException("xmlWriter");
}
xmlWriter.WriteStartElement(elementName);
xmlWriter.WriteAttributeString("a", color.A.ToString(CultureInfo.InvariantCulture));
xmlWriter.WriteAttributeString("r", color.R.ToString(CultureInfo.InvariantCulture));
xmlWriter.WriteAttributeString("g", color.G.ToString(CultureInfo.InvariantCulture));
xmlWriter.WriteAttributeString("b", color.B.ToString(CultureInfo.InvariantCulture));
xmlWriter.WriteEndElement( );
}
/// <summary>
/// Reconstructs the color info object from the specified XML node and XML element name.
/// </summary>
/// <param name="node">The XML node containing the color XML.</param>
/// <param name="elementName">The name of the XML element containing the color data.</param>
/// <returns>The color info object.</returns>
public static ColorInfo ReadColorInfoXml(XmlNode node, string elementName)
{
if (node == null)
{
throw new ArgumentNullException("node");
}
if (string.IsNullOrEmpty(elementName))
{
throw new ArgumentNullException("elementName");
}
var colorInfo = new ColorInfo( );
XmlNode colorInfoNode = XmlHelper.SelectSingleNode(node, elementName);
if (colorInfoNode != null)
{
colorInfo.A = XmlHelper.ReadAttributeByte(colorInfoNode, "@a", 0);
colorInfo.R = XmlHelper.ReadAttributeByte(colorInfoNode, "@r", 0);
colorInfo.G = XmlHelper.ReadAttributeByte(colorInfoNode, "@g", 0);
colorInfo.B = XmlHelper.ReadAttributeByte(colorInfoNode, "@b", 0);
}
return(colorInfo);
}