METHOD AND DEVICE FOR MAGNIFYING AND DISPLAYING CIRCUMFERENCE OF POINTED POSITION AND MEDIUM FOR RECORDING PROGRAM FOR MAGNIFYING DISPLAY

摘要

PROBLEM TO BE SOLVED: To display a magnified image in the neighborhood of a position which is pointed by means of a pointing device by saving image data of an area corresponding to a magnifying display range in an image memory into a buffer and writing magnified image data in the area corresponding to the magnifying display range in the image memory. SOLUTION: A magnified cursor display area AGDL1 is displayed by the execution of a magnifying cursor invalidating program F2 with a present mouse cursor position PD1 as a center, the display contents of the are AGDL1 before movement are returned to a state before magnified display by the execution of a cursor movement program F3 and the magnified image is displayed in the magnified cursor display area AGDL2 corresponding to a designated movement destination PD2. A designated character image is displayed by the execution of the plotting program F4 of a character. Then, image data of the area corresponding to the magnifying display range in the image memory is saved into the buffer and magnified image data is written in the area corresponding to the range in the memory.