AutoPatientInfoRecorder/src/AntdUI/Lib/SVG/SvgElementFactory.cs

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// THIS FILE IS PART OF SVG PROJECT
// THE SVG PROJECT IS AN OPENSOURCE LIBRARY LICENSED UNDER THE MS-PL License.
// COPYRIGHT (C) svg-net. ALL RIGHTS RESERVED.
// GITHUB: https://github.com/svg-net/SVG

using AntdUI.Svg.DataTypes;
using AntdUI.Svg.Transforms;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Globalization;
using System.Linq;
using System.Xml;

namespace AntdUI.Svg
{
    /// <summary>
    /// Provides the methods required in order to parse and create <see cref="SvgElement"/> instances from XML.
    /// </summary>
    internal class SvgElementFactory
    {
        /// <summary>
        /// Creates an <see cref="SvgDocument"/> from the current node in the specified <see cref="XmlTextReader"/>.
        /// </summary>
        /// <param name="reader">The <see cref="XmlTextReader"/> containing the node to parse into an <see cref="SvgDocument"/>.</param>
        /// <exception cref="ArgumentNullException">The <paramref name="reader"/> parameter cannot be <c>null</c>.</exception>
        /// <exception cref="InvalidOperationException">The CreateDocument method can only be used to parse root &lt;svg&gt; elements.</exception>
        public T CreateDocument<T>(XmlReader reader) where T : SvgDocument, new()
        {
            if (reader == null)
            {
                throw new ArgumentNullException("reader");
            }

            if (reader.LocalName != "svg")
            {
                throw new InvalidOperationException("The CreateDocument method can only be used to parse root <svg> elements.");
            }

            return (T)CreateElement<T>(reader, true, null);
        }

        /// <summary>
        /// Creates an <see cref="SvgElement"/> from the current node in the specified <see cref="XmlTextReader"/>.
        /// </summary>
        /// <param name="reader">The <see cref="XmlTextReader"/> containing the node to parse into a subclass of <see cref="SvgElement"/>.</param>
        /// <param name="document">The <see cref="SvgDocument"/> that the created element belongs to.</param>
        /// <exception cref="ArgumentNullException">The <paramref name="reader"/> and <paramref name="document"/> parameters cannot be <c>null</c>.</exception>
        public SvgElement CreateElement(XmlReader reader, SvgDocument document)
        {
            if (reader == null)
            {
                throw new ArgumentNullException("reader");
            }
            return CreateElement<SvgDocument>(reader, false, document);
        }

        private SvgElement CreateElement<T>(XmlReader reader, bool fragmentIsDocument, SvgDocument document) where T : SvgDocument, new()
        {
            SvgElement createdElement;