DRAW prepares the graphics window for drawing by doing the following:

• Clears the screen.
• Sets turtle 0 to be the active turtle.
• Homes the turtle.
• Shows the turtle.
• Puts the pen down.
• Sets the pen color to color 0.
• Sets the background color to white.
• Sets the turtle's pen width to 1.
• Resets the turtle font to the system font.
• Sets to WRAP mode.