Introduction - If you have any usage issues, please Google them yourself
JHotDraw is a two-dimensional GUI framework, mainly used to support development using Java graphics editor. JHotDraw based on two important technologies: object-oriented design patterns (Design Pattern) and the Application Framework (Application Framework), the JHotDraw improve the reusability and scalability. Research JHotDraw, can be good learning design patterns and application framework for the application of