Fill the board with the same colour of paint

You'll need the following dependencies:

Note: This dependency list is the names searched for by pkg-config. Depending on your distribution, you may need to install other packages (for example, gtk4-devel on Fedora)

• meson
• valac
• gtk4
• libadwaita-1
• gee-0.8

Run meson build to configure the build environment. Change to the build directory and run ninja test to build and run automated tests.

$ meson build --prefix=/usr
$ cd build
$ ninja test

For debug messages on the GUI application, set the G_MESSAGES_DEBUG environment variable, e.g. to all:

G_MESSAGES_DEBUG=all ./src/window-painter

To install, use ninja install, then execute with window-painter.

$ sudo ninja install
$ window-painter