/// <summary>
/// Writes the attribute.
/// </summary>
/// <param name="name">The name.</param>
/// <param name="value">The value.</param>
/// <param name="defaultValue">The default value.</param>
protected void WriteAttribute(string name, Rect value, Rect defaultValue)
{
if (this.settings.WriteDefaultValues || !value.Equals(defaultValue)) {
this.writer.WriteAttributeString(name, value.Format());
}
}