Patent ID: 8576230
Filing Date: 2013-11-05
Classification: G06F,G06T,G09G

Abstract:
1. A graph display apparatus comprising: a display range storage unit which stores a display range including an upper-limit value and a lower-limit value in a horizontal axis direction and a vertical axis direction of a graph; an image file specifying unit which specifies image data of an image file as a background, wherein the image data of the image file includes a reference line of a horizontal position, and the image file includes additional data including a display range, the display range being set so that when an image of the image data is displayed superposed on a coordinate axis, the reference line matches with the coordinate axis in the horizontal axis direction; a display range setting unit which sets the display range of the additional data of the image file in the display range storage unit; and a graph display control unit which displays a graph so that the reference line is matched with the coordinate axis in the horizontal axis direction of the set display range.