Emulator for visual display object files and method of operation thereof

A system for, and method of, emulating, on a non-native computer, a native environment for a visual display object file for a real time process control system and a real time process control system employing the emulator. The visual display object file contains a drawing command, an address pointer...

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Bibliographische Detailangaben
Hauptverfasser: WILLIAM L. CALL, PAUL S. CONNOLLY, PAUL MCGAUGH, MICHAEL L. HODGE, STEVEN C. RAMSDELL, RONALD J. FREIMARK, DONALD W. MOORE, JAY W. GUSTIN, LAURENCE A. CLAWSON, ELLIOTT H. RACHLIN
Format: Patent
Sprache:eng
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Zusammenfassung:A system for, and method of, emulating, on a non-native computer, a native environment for a visual display object file for a real time process control system and a real time process control system employing the emulator. The visual display object file contains a drawing command, an address pointer for communicating data with the real time process control system and a rule for interpreting data received from a touch-sensitive screen. The system includes: (1) a display routine that causes the non-native computer to control a non-native visual display coupled thereto to display an image thereon as a function of the drawing command, (2) an address mapping routine that communicates the data between the visual display object file and the real time process control system as a function of the address pointer and (3) an input translation routine that translates data received into the non-native computer from a non-native pointing device coupled thereto into data suitable for interpretation by the rule, the system thereby allowing the non-native computer to display the image, communicate the data with the real time process control system and interpret the data received from the non-native pointing device.