关键词: 手写批注, 电子课业, 富文本格式

Abstract:

To solve the problem of remote homework markup, we propose a method of implementing electronic documents handwritten markup system, expound the development background of the system, technical route and its function and application. The system is able to open documents using rich text format control, monitor and process the messages in the forms via the hook of Windows. The system could also either display or redraw handwritten markup and obtain the coordinate axis between text level and markup level, which creates the environment of the whole markup. As a public platform of electronic documents handwritten markup for school using, the system contributes to a better teaching effect and great economic value.

Key words: handwriting, electronic document, rich text format (RTF)