void-linux / void-linux/void-packages

Package Request: llpp - saner pdf viewer

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Description

package name: llpp

project homepage: https://repo.or.cz/w/llpp.git

purpose: smooth (scrolling) continuous (pages wrap seamlessly) pdf viewer, with advanced features built on top of mudpf

There also seem to be copy of the repo here on github https://github.com/moosotc/llpp, but repo.cz project is referenced in other package managers.

This is thick layer built around mupdf core, which makes it better pdf/cbz/etc viewer. Most important features are: it provides continuous "page stream" (you see previous page bottom and next page top when scrolling, in addittion to current one), in addition to that, it has smooth scrolling (non-jumping panning). Finally it supports arbitrary numbers of columns (for example 2 col mode: L page, R page; but even 3+ column modes are possible). All these capabilities make it easier on the eyes when reading "serious" books on the computer.

Unfortunately the outer non mupdf part is written in OCaml lang. - I have no clue how ocaml works and how this can be packaged into the void. Maybe some of our OCaml experts could chime in?

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start by reviewing the llpp project homepage and the linked GitHub mirror, then inspect how Void packages other OCaml projects. Determine the build and runtime dependencies needed for llpp and define the package metadata accordingly. Done means llpp is available as a Void package and can be built successfully.

Written by the indexing model from the issue text.

Assessment

Tech stack
ocaml
Domain
build-system, desktop
Issue type
Feature
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
35/100

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