title: Increase workspace sizes in Papyrus
body: <p>I try to stretch this sequence diagram (titled <code>Interaction11</code>) to place more elements on it, but the program does not let me do it. How can I edit the size of the diagram? (Remark: it's Eclipse Oxygen 4.9.2)<a href="https://i.stack.imgur.com/c5d1f.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/c5d1f.png" alt="enter image description here"></a></p>