LXW_CHART_ERROR_BAR_DIR_PLUS

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
extern (C)
enum LXW_CHART_ERROR_BAR_DIR_PLUS = lxw_chart_error_bar_direction.LXW_CHART_ERROR_BAR_DIR_PLUS;

Meta