Radio Shack CCR-81 Operation Manual

computer Graphics Operation Manual
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Appendix C/ Subroutine Language Reference Summary
CIRCLE (radius,color,start,end,ar)
circle, ellipse, semicircle, arc,
(!LY) coordinates set by SETXY.
CALL CIRCLE(l~~,l,~,~,~)
CLS Clears the Graphics Screen.
CALL CLS
Draws a
or point.
Sets the direction for displaying textual
FVIEW (n) Returns viewport parameter.
I=FVIEW(~)
GET (array, size) Reads the contents of a rectangular
pixel area into an array for future use by PUT.
CALL GET(A,4~~~)
GPRINT (size,array) Displays textual data.
CALL GPRINT (28,ARRAYl)
GRPINI(Option) Graphics initialization routine.
CALL GRPINI(~)
LINE (color,style) Draws a line.
Coordinates set by SETXY or SETXYR.
CALL LINE (1,-1)
LINEB (color,style) Draws a box.
Coordinates set by SETXY or SETXYR.
CALL LINEB (1,-1)
LINEBF (color) Draws a filled box.
Coordinates set by SETXY or SETXYR.
CALL LINEBF (1)
LOCATE (n)
data. -
CALL LOCATE (~)
PAINT (color, border)
CALL PAINT(l,l)
Paints the screen.
PAINTT (arrayT,border,arrayS)
with defined paint style.
Paints the screen
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Radio Shack CCR-81 Specifications

General

Brand	Radio Shack
Model	CCR-81
Category	Desktop
Language	English