Patent ID: 11875474
Assignee: CASIO COMPUTER CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 1:
2. The non-transitory computer-readable medium according to claim 1, wherein
the determining comprises determining whether an enlargement instruction or a reduction instruction for the image of the protractor has been received as the size change instruction,
when it is determined that the enlargement instruction has been received, the contrast ratio of the second index among the plurality of indices with respect to the first index or the background of the second index is increased while maintaining the contrast of the first index among the plurality of indices, as the second change process,
when it is determined that the reduction instruction has been received, the contrast ratio of the second index among the plurality of indices with respect to the first index or the background thereof is lowered while maintaining the contrast of the first index among the plurality of indices, as the second change process.