Fire/Container/Partial/ContainerList_GetStream.cs

using System.Linq;
using System.IO;

namespace System.Fire.Container {

    public partial class ContainerList {

        /// <summary>
        /// Get the data as stream object that was stored in the container
        /// </summary>
        /// <param name="FileIndex">The container file index</param>
        /// <returns>Returns the extracted data as stream from the container</returns>
        public Stream GetStream(int FileIndex) {
            return this.GetStream(this._files[FileIndex]);
        }

        /// <summary>
        /// Get the data as stream object that was stored in the container
        /// </summary>
        /// <param name="File">The container file index</param>
        /// <returns>Returns the extracted data as stream from the container</returns>
        public Stream GetStream(ContainerFile File) {
            MemoryStream mem = new MemoryStream();
            BinaryWriter bw = new BinaryWriter(mem);
            long size = 0;
            for (int i = 0, c = File.NumChunks; i < c; i++) {
                byte[] b = this.ReadChunk(File.ChunkPos, i);
                if (size + b.Length > File.Size) {
                    bw.Write(b.Take((int)(File.Size - size)).ToArray());
                    size += File.Size - size;
                } else {
                    bw.Write(b);
                    size += b.Length;
                }

            }
            return mem;
        }

    }
}