Defines a plot label.
| procedure, public :: get_angle => lbl_get_angle | |
| procedure, public :: get_command_string => lbl_get_cmd | |
| procedure, public :: get_is_visible => lbl_get_is_visible | |
| procedure, public :: get_position => lbl_get_position | |
| procedure, public :: get_text => lbl_get_txt | |
| procedure, public :: set_angle => lbl_set_angle | |
| procedure, public :: set_is_visible => lbl_set_is_visible | |
| procedure, public :: set_position => lbl_set_position | |
| procedure, public :: set_text => lbl_set_txt |