graph new

(graph-new w h . s)

Create a graph of the given dimension in points. Use a scale of 1.0 for the initial graph unit to be inches. Using any other number scales the unit accordingly. For example, using 1/2.54 will allow the use of centimeters as the initial unit.

Parameter	Description
g	graph context
w	width of graph in points
h	height of graph in points
s	optional scale

Example

(define g (graph-new 430 320))