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gr_posn_test

Off-screen positioning of graphical objects.

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open window 640, 512
setrgb 0, 0, 0, 0
clear window

wait_for_key()
clear window

fill circle 0, 0, 100
fill circle 640, 0, 100
fill circle 640, 512, 100
fill circle 0, 512, 100

wait_for_key()
clear window

circle 0, 0, 100
circle 640, 0, 100
circle 640, 512, 100
circle 0, 512, 100

wait_for_key()
clear window

fill rectangle -100, -100 to 100, 100
fill rectangle -100, 412 to 100, 612
fill rectangle 540, -100 to 740, 100
fill rectangle 540, 412 to 740, 612

wait_for_key()
clear window

rectangle -100, -100 to 100, 100
rectangle -100, 412 to 100, 612
rectangle 540, -100 to 740, 100
rectangle 540, 412 to 740, 612

wait_for_key()
clear window

fill triangle -100, -100 to 100, -100 to 100, 100
fill triangle -100, 412 to 100, 412 to 100, 612
fill triangle 540, -100 to 540, 100 to 740, 100
fill triangle 540, 412 to 740, 412 to 740, 612

wait_for_key()
clear window

triangle -100, -100 to 100, -100 to 100, 100
triangle -100, 412 to 100, 412 to 100, 612
triangle 540, -100 to 540, 100 to 740, 100
triangle 540, 412 to 740, 412 to 740, 612

wait_for_key()
clear window

sub wait_for_key()
  setrgb 1, 255, 255, 255
  text 320, 256, "Press any key...", "cc"
  a$ = inkey$
  setrgb 1, 255, 0,  255
end sub


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© 2001 P.B. IJdens, The Netherlands. All rights reserved.