Method _delToC

src/__init__.py:3087–3117

Delete the TOC.

(self)

        self._remove_toc_item(xref)

    def _delToC(self):
        """Delete the TOC."""
        if self.is_closed or self.is_encrypted:
            raise ValueError("document closed or encrypted")
        xrefs = []  # create Python list
        pdf = _as_pdf_document(self, required=0)
        if not pdf.m_internal:
            return xrefs    # not a pdf
        # get the main root
        root = mupdf.pdf_dict_get(mupdf.pdf_trailer(pdf), PDF_NAME('Root'))
        # get the outline root
        olroot = mupdf.pdf_dict_get(root, PDF_NAME('Outlines'))
        if not olroot.m_internal:
            return xrefs    # no outlines or some problem

        first = mupdf.pdf_dict_get(olroot, PDF_NAME('First'))  # first outline

        xrefs = JM_outline_xrefs(first, xrefs)
        xref_count = len(xrefs)

        olroot_xref = mupdf.pdf_to_num(olroot) # delete OL root
        mupdf.pdf_delete_object(pdf, olroot_xref)  # delete OL root
        mupdf.pdf_dict_del(root, PDF_NAME('Outlines')) # delete OL root

        for i in range(xref_count):
            _, xref = JM_INT_ITEM(xrefs, i)
            mupdf.pdf_delete_object(pdf, xref) # delete outline item
        xrefs.append(olroot_xref)
        val = xrefs
        self.init_doc()
        return val

    def _delete_page(self, pno):
        pdf = _as_pdf_document(self)