Exemplo n.º 1
0
        /// <summary>
        /// Initializes a new stream data on this object if it does not already have one.
        /// </summary>
        /// <param name="encoding">The text encoding to use for the stream</param>
        /// <param name="filters">The filters set to use for writing the stream data</param>
        public void InitStream(IStreamFilter[] filters)
        {
            if (_disposed)
            {
                throw new InvalidOperationException("This indirect object has already been disposed");
            }

            if (this._stream == null)
            {
                this._stream = this._factory.CreateStream(filters, this);
            }
        }
Exemplo n.º 2
0
        /// <summary>
        /// Creates a new non intialized Indirect object
        /// </summary>
        public PDFIndirectObject(IStreamFactory factory)
        {
            if (null == factory)
            {
                throw new ArgumentNullException("factory");
            }

            this._gen     = -1;
            this._number  = -1;
            this._offset  = -1L;
            this._factory = factory;
            this._objdata = factory.CreateStream(null, this);
            this._written = false;
        }
Exemplo n.º 3
0
        public virtual void ReleaseStreams(bool dispose)
        {
            if (dispose)
            {
                if (this._objdata != null)
                {
                    this._objdata.Dispose();
                }

                if (this._stream != null)
                {
                    this._stream.Dispose();
                }
            }
            this._objdata = null;
            this._stream  = null;
        }
Exemplo n.º 4
0
        /// <summary>
        /// Writes all the file data from the current stream to the provided stream
        /// </summary>
        /// <param name="stream"></param>
        public void WriteTo(PDFStream stream)
        {
            long origpos = this._innerStream.Position;

            this._innerStream.Position = 0;
            long srclen  = this._innerStream.Length;
            long destlen = stream.Length;

            byte[] buffer = new byte[4096];
            int    count  = buffer.Length;

            while ((count = this._innerStream.Read(buffer, 0, count)) > 0)
            {
                stream.Write(buffer, 0, count);
            }

            stream.Flush();
            System.Diagnostics.Debug.Assert(srclen + destlen == stream.Length);

            this._innerStream.Position = origpos;
        }
Exemplo n.º 5
0
 public void WriteTo(PDFStream stream)
 {
     this.WriteTo(stream.InnerStream);
 }