When selecting the menu item
Linie the cursor changes its form.
After the positioning of the cursor on the desired starting
position, the actuation and holding of the left mouse button with
simultaneous pulling, a line is drawn in the grid setting. Changes
in length and position are possible. After releasing the left mouse
button or after selecting the element, the properties are available
in the properties window.
Filling patterns and filling colors are not used for lines.