base referer
rect $class_qwt_picker_click_point_machine.html 188,7 380,31
rect $class_qwt_picker_click_rect_machine.html 190,55 379,79
rect $class_qwt_picker_drag_point_machine.html 188,103 380,127
rect $class_qwt_picker_drag_rect_machine.html 190,151 379,175
rect $class_qwt_picker_polygon_machine.html 195,199 374,223
