====== Feature: Drawings ======
  * The app supports freehand drawings with any pointer (mouse, finger, pen).
  * The app supports modes for navigating the page (moving around by dragging) and drawing.
  * The app supports a different mode to be active for each pointer.
    * E.g. Pen for drawing and Touch for moving around the page or the other way around.

==== Technical ====
  * https://www.w3.org/TR/pointerevents/

===== Modes for the page interface =====
==== Desktop ====
  * Mouse 1 Click: Positioning the cursor or create the default element if there is no element hovered.
  * Mouse 1 Double click:
  * Mouse 1 Hold: Nothing special. Native support to select text.
  * Mouse 2 Click: Nothing special. Native support to open links in a new tab.
  * Mouse 2 Hold: Drag the page to navigate.

==== Navigating ====
  * Mouse 1 Click: