Esempio n. 1
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        /// <summary>
        /// Gets the object of type <see cref="PdfPageObject"/> by given object index.
        /// </summary>
        /// <param name="index">The index to get object.</param>
        /// <returns></returns>
        /// <exception cref="IndexOutOfRangeException"/>
        /// <exception cref="NotImplementedException">When try to set an <see cref="PdfPageObject"/>.</exception>
        /// <exception cref="PDFiumException"/>
        public PdfPageObject this[int index]
        {
            get
            {
                if (index < 0 || index >= Count)
                {
                    throw new IndexOutOfRangeException();
                }

                FPDF_PAGEOBJECT pageObj = _pdfPage != null
                    ? PDFium.FPDFPage_GetObject(_pdfPage.Handle, index)
                    : PDFium.FPDFFormObj_GetObject(_formObject, index);

                if (pageObj.IsNull)
                {
                    throw new PDFiumException();
                }

                return(_pageObjectManager.Create(_pdfPage.Handle, pageObj));
            }
            set
            {
                throw new NotImplementedException();
            }
        }