Draw the background. MOVE
specifies the lower left corner of the rectangle that forms the flag. BAR
draws the rectangle using the values of X and Y for the upper right corner.
The LINE value of 3 fills the figure with the specified color.
function='move'; x=20; y=30; output;
function='bar'; x=80; y=80; color='blue';
line=3; style='solid'; output;
run;