| 摘要 |
A method of creating a relationship diagram for electronic book (or e-book) contents in a reader includes determining whether there is a relationship diagram creation request in a current page. The method includes, if there is the relationship diagram creation request, determining whether there is a relationship diagram associated with a previous page. In addition, the method includes, if there is the relationship diagram associated with the previous page, displaying the relationship diagram in an input window. Further, the method includes, if the relationship diagram displayed in the input window is modified and there is a save request, allowing the modified relationship diagram to be saved in accordance with the current page. |
