libganv-dev software package provides canvas widget for graph-based interfaces (development files), you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libganv-dev
libganv-dev is installed in your system.
Make ensure the libganv-dev package were installed using the commands given below,
$ sudo dpkg-query -l | grep libganv-dev *
You will get with libganv-dev package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | Library development |
| Package | libganv-dev |
| Version | 0~svn5021~dfsg0-2ubuntu2 |
| Description | canvas widget for graph-based interfaces (development files) |
| Sub Section | libdevel |