Labels:text | diagram | font | screenshot | map OCR: OnEditUndo() OnUpdateEditUndo() OnEditClearAll() OnUpdateEditClearAll() on_line_thick() OnDisplayastext() on_update_thick() OnUpdateDisplayastext() print_all_objects_in_this_rect(onto_this_device) (OnDraw() give_me_an_empty_drawing_element() data interface public:CDocument user interface « Oni ButtonDown() de public. CView am_done_loading() (OnlButtonUp() (I've just added a) "OnMouseMove() new_drawing element() ( display it If necessary) stroke / line start_load and end load render_as _text(onto_this _device) public, drawing: element invalidate() are sent from the draw(onto _this _device) user interface's Ont ButtonDown and mouse_has moved() Oni.Buttonup handlers. is in(this_rectangle) invalidate() end_load() start_load() Send InvalidateRect() to Windows using the bounding rectangle for the current object. Causes OnDraw() to be sent to the user_Interface object. Figure 4 Scribble Object Diagram
