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

Claim 13:
14. A protractor image changing system including a server apparatus and a client terminal that are capable of communicating via a network, wherein:
the client terminal performs a process according to a protractor image changing program, the process comprising:
determining whether a size change instruction or a shape change instruction for the image of the protractor has been received;
when it is determined that the size change instruction or the shape change instruction for the image of the protractor has been received, performing a first change process for changing a size or shape of the image of the protractor based on whether the received instruction is the size change instruction or the shape change instruction, and a second change process for changing a mode of a plurality of indices of the image of the protractor to a mode based on the received instruction; and
causing a display to output the image of the protractor in which the size or shape is changed and the mode of the plurality of indices is changed, wherein
when the second change process includes a process for changing a contrast ratio of a second index among the plurality of indices with respect to a first index or a background of the second index while maintaining a contrast of the first index among the plurality of indices.