| 摘要 |
A line drawing method for display apparatus having memory means for storing line information including the start point and end point of any line which has been displayed on the display screen, comprising the steps of entering start point data and a line drawing instruction for a line to be displayed on the display screen, determining the end point of the line to be displayed in accordance with the entered information and stored line information, generating line information based on said determination, storing the generated information in the memory means, and displaying the generated information on the display screen.
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