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Method and apparatus for changing superposed drawing with window changes

  • US 5,805,162 A
  • Filed: 05/05/1997
  • Issued: 09/08/1998
  • Est. Priority Date: 09/06/1993
  • Status: Expired due to Term
First Claim
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1. An apparatus for controlling a screen display, comprising:

  • window display means for displaying window data on the screen display;

    drawing display means for displaying drawing data in superposition to the window data displayed by the window display means;

    window changing means for changing the window data displayed by the window display means; and

    drawing changing means for changing the drawing data displayed by the drawing means in accordance with a change made in the window data by the window changing means.

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