Moving a Line Point

You can change the length and direction of a line by moving the end point's handle of the line.

You can move the line in the direction of the lines connected to its end points by moving the center point's handle of the line.

1. Select a line.
2. Move the cursor over the end point or center point of the line.
3. Click the handle.
4. Move the mouse.
5. Click a new location for the handle.

You can stretch the bubble in the direction of the main axes by moving the radius point's handle.