Diffusion Krita 31931e3a522e

Add visual selector shapes.

Authored by woltherav on Aug 14 2016, 3:38 PM.

Description

Add visual selector shapes.

These now work fully for the channels. They give nice squares.
I made a base class that only deals with the events and the classes, and added a rectangular subclass. This way we can make our circles and wheels and whatever easily.

Ref T2337
Ref T2438