Struct LopdfBackend 

pub struct LopdfBackend;

The lopdf-based PDF backend.

Provides PDF parsing via lopdf::Document. This is the default backend used by pdfplumber-rs.

Example

use pdfplumber_parse::lopdf_backend::LopdfBackend;
use pdfplumber_parse::PdfBackend;

let doc = LopdfBackend::open(pdf_bytes)?;
let count = LopdfBackend::page_count(&doc);
let page = LopdfBackend::get_page(&doc, 0)?;

Trait Implementations

impl PdfBackend for LopdfBackend

type Document = LopdfDocument

The parsed PDF document type.

type Page = LopdfPage

A reference to a single page within a document.

type Error = BackendError

Backend-specific error type, convertible to PdfError.

fn open(bytes: &[u8]) -> Result<Self::Document, Self::Error>

Parse PDF bytes into a document.

fn page_count(doc: &Self::Document) -> usize

Return the number of pages in the document.

fn get_page( doc: &Self::Document, index: usize, ) -> Result<Self::Page, Self::Error>

Access a page by 0-based index.

fn page_media_box( doc: &Self::Document, page: &Self::Page, ) -> Result<BBox, Self::Error>

Get the MediaBox for a page.

fn page_crop_box( doc: &Self::Document, page: &Self::Page, ) -> Result<Option<BBox>, Self::Error>

Get the CropBox for a page, if explicitly set.

fn page_rotate( doc: &Self::Document, page: &Self::Page, ) -> Result<i32, Self::Error>

Get the page rotation angle in degrees.

fn interpret_page( doc: &Self::Document, page: &Self::Page, handler: &mut dyn ContentHandler, options: &ExtractOptions, ) -> Result<(), Self::Error>

Interpret the page’s content stream, calling back into the handler.