
Pianoroll editor
In Add Notes mode, notes can be drawn by moving the mouse horizontally while holding down the left mouse button. Clicking without dragging adds a note with the same duration as the previous one.
Notes can be dragged or resized using the mouse in both Select Notes and Add Notes mode.
Right clicking a note opens a menu that allows you to (among other things) split the note or join it with the previous note.
The name of the chord formed by the selected notes will be displayed in the editor while selecting.
The Pianoroll editor supports step recording. This works with the vertically oriented piano on the left: