Generates the JavaScript snippet for legend-toggle keyboard navigation.

One JS line is emitted per entry in series_keys.

Usage

ro_e_keyboard_nav_legend_js(series_keys)

Arguments

series_keys

Named character vector, or NULL.

Value

A character string of JavaScript, or "" when series_keys is NULL.

Details

Key name format: paste0("Key", toupper(names(series_keys))) e.g. c(w = "Women", m = "Men") becomes 'KeyW', 'KeyM'

See also

Other echarts4r: ro_e_build_keyboard_nav_js(), ro_e_build_onrender_js(), ro_e_detect_axis_orientation(), ro_e_keyboard_nav(), ro_e_keyboard_nav_axis_js(), ro_e_theme(), ro_e_theme_list()