| algorithm | Base class for all algorithms. They have to implement the update() method |
| drawing_context | Abstraction from the painting-framework |
| free_point_algorithm | The algo for free points |
| geo_element | The base-class for geometric elements. Is subject for the algorithms and observes them |
| geo_line | |
| geo_point | |
| kernel_fassade | The fassade-pattern, as a singleton. Controls the acess to the kernel |
| line | A line, in the geometric sense |
| line_algorithm | |
| line_formater_strategy | |
| line_join_algorithm | |
| line_normal_style | |
| lines_meet_algorithm | |
| main_window | |
| observer | Uses the Observer-Pattern |
| point | A point, in the geometric sense |
| point_algorithm | |
| point_formater_strategy | The strategie-pattern. Describes, how to draw a point on screen |
| point_normal_style | |
| qt_drawing_context | |
| render_area | |
| subject | Uses the Observer-Pattern |
| vector |
1.4.6-NO