Prerequisite

xelatex and pdf2svg. Installation on Linux:

# Ubuntu
sudo apt-get install texlive-xetex
sudo apt-get install poppler-utils

# CentOS
yum install texlive-xetex
yum install poppler-utils

For Windows, you only need to install texlive directly.

Installation by pip

Install with pip:

pip install graph2img

Then write your edge information into graph.txt. For example:

1 2 1
2 3 2
1 3 3

This will return a triangular graph.

Then run the program:

graph2img graph.txt

This will return a file graph.png:

Or to draw a tree:

1 2 1
1 3 2
2 4 2
2 5 3
3 6 3
3 7 2
1 9 1
2 8 2

This will return a tree:

Options

You can run the program by the following command:

graph2img <input_file> <output_file>

Several options are provided: Three options are provided:

--save-temp-files=true/false
--temp-path=[path]
--output-format=png/svg
--show=true/false
--help

If you want to save the temporary files (like tex codes), set --save-temp-files as true;

If you want to generate a svg format image, set -output-format as svg;

If your system does not have a user interface, set --show as false;

To show all options, run graph2img --help.

Installation from source

git clone https://github.com/ForwardStar/graph_drawer.git
cd graph_drawer
python setup.py install