HiDPI support

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#77 opened on Sep 5, 2017 0 comments 0 reactions 0 assignees View on GitHub

enhancement

Description

Here is a screenshot on HiDPI screen on Ubuntu:

![screenshot from 2017-09-05 13-57-31](https://user-images.githubusercontent.com/105151/30046047-d86f0b9e-9242-11e7-9bd4-fbfcf4be66bd.png)

The icons are tiny, which can be fixed by migrating to GTK+3. Also the cairo canvas needs to be scaled properly.

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