Transcription of MSW Logo – Workbook 1
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MSW Logo – Workbook 1
Page 8 MSW logo Workbook 1 A FEW MORE COMMANDS The boundaries of your screen are controlled by the commands WRAP, FENCE and WINDOW. WRAP If the turtle is asked to move past the boundary of the graphics window, it will "wrap around" and reappear at the opposite edge of the window FENCE if the turtle is asked to move past the boundary of the graphics window, it will move as far as it can and then stop at the edge with an "out of bounds" error message WINDOW if the turtle is asked to move past the boundary of the graphics window, it will move off screen.
Page 4 MSW Logo – Workbook 1 Command What it does PU Turtle’s pen is up (so it doesn’t draw as it moves) PD Turtle’s pen is down (so it does draw as it moves) PE Turtle erases as it moves. HT Hide turtle (removes turtle triangle from screen) ST Show turtle (makes turtle triangle visible again) HOME Returns Turtle to the “home” position in
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