AutoPatientInfoRecorder/src/AntdUI/Lib/SVG/Transforms/SvgTransformCollection.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 System;
using System.Collections.Generic;
using System.Drawing.Drawing2D;
using System.Linq;

namespace AntdUI.Svg.Transforms
{
    public class SvgTransformCollection : List<SvgTransform>, ICloneable
    {
        private void AddItem(SvgTransform item)
        {
            base.Add(item);
        }

        public new void Add(SvgTransform item)
        {
            AddItem(item);
            OnTransformChanged();
        }

        public new void AddRange(IEnumerable<SvgTransform> collection)
        {
            base.AddRange(collection);
            OnTransformChanged();
        }

        public new void Remove(SvgTransform item)
        {
            base.Remove(item);
            OnTransformChanged();
        }

        public new void RemoveAt(int index)
        {
            base.RemoveAt(index);
            OnTransformChanged();
        }

        /// <summary>
        /// Multiplies all matrices
        /// </summary>
        /// <returns>The result of all transforms</returns>
        public Matrix GetMatrix()
        {
            var transformMatrix = new Matrix();

            // Return if there are no transforms
            if (Count == 0) return transformMatrix;

            foreach (SvgTransform transformation in this)
            {
                transformMatrix.Multiply(transformation.Matrix);
            }

            return transformMatrix;