LADDER DIAGRAM EDITOR, LADDER DIAGRAM EDITING METHOD AND PROGRAM, AND COMPUTER-READABLE RECORDING MEDIUM

摘要

PROBLEM TO BE SOLVED: To provide a ladder diagram editor or the like that can arbitrarily change the display widths of cells.;SOLUTION: The ladder diagram editor edits a ladder diagram for program development in a programmable control device. The ladder diagram editor displays auxiliary lines in a grid pattern as an area for editing the ladder diagram, and comprises a ladder diagram display area that can draw components using the cell surrounded by auxiliary lines as units; a cell width changing part 19 for changing at least either width of length or width of display, with respect to an arbitrary cell constituting the ladder diagram display area; an input unit 18 for inputting information, regarding components with respect to the arbitrary cell constituting the ladder diagram display area; and a drawing part 20 for redrawing the ladder diagram corresponding to the designation at the input part and/or cell width changing part.;COPYRIGHT: (C)2005,JPO&NCIPI