Mouse Functions

The mouse buttons are used to perform the following functions:


Left button

Selects whatever is described in the lower left corner of the program window.


Middle button (on most mice, pressing the scroll wheel)

Fits/zooms the geometry drawing to the entire graphics area. This can also be achieved by clicking the icon.


Right button

Drag the geometry drawing across the graphics area by holding down the right mouse button as you drag the mouse.


Scroll wheel

Zoom in and out, centered on the cursor position.