Raster Graphics - Page 99

2001/10/02 

CHAPTER 2 "PCL" - 79 

X

Y

Y

Y

Y

X

X

X

(X1, Y1)

(X1, Y1)

(X1, Y1)

(X1, Y1)

Portrait

Landscape

Portrait

Landscape

#=0

#=0

#=3

#=3

(X1,Y1) = Cursor position