Welcome to your new gem! In this directory, you'll find the files you need to be able to package up your Ruby library into a gem. Put your Ruby code in the file lib/latex2image. To experiment with that code, run bin/console for an interactive prompt.
TODO: Delete this and the text above, and describe your gem
That gem require a LaTeX distribution and dvipng. The shell-script will only work in a Linux distribution, e.g. Ubuntu.
To install a LaTeX distribution in Ubuntu type in a terminal:
sudo apt-get install texlive-full
To install dvipng in Ubuntu type in a terminal:
sudo apt-get install dvipng
Add this line to your application's Gemfile:
gem 'latex2image'And then execute:
$ bundle
Or install it yourself as:
$ gem install latex2image
To convert LaTeX formules to PNG, just add to your code:
image = Latex2Image.convert '\int \ln{x} dx = |x| \ln{|x|} - x +c'
image.output
# => #<File:/tmp/latex2image20151102-4025-9tmj0upng>This file will look like:
After checking out the repo, run bin/setup to install dependencies. Then, run rake rspec to run the tests. You can also run bin/console for an interactive prompt that will allow you to experiment.
To install this gem onto your local machine, run bundle exec rake install. To release a new version, update the version number in version.rb, and then run bundle exec rake release, which will create a git tag for the version, push git commits and tags, and push the .gem file to rubygems.org.
Bug reports and pull requests are welcome on GitHub at https://github.com/[USERNAME]/latex2image. This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the Contributor Covenant code of conduct.
The gem is available as open source under the terms of the MIT License.