light.h File Reference

#include <stdbool.h>
#include <stdint.h>
#include <shell/prefs.h>

Functions
void	light_init (void)
	Initialize the backlight service at startup.
void	light_button_pressed (void)
	Handle a button press.
void	light_button_released (void)
	Handle a button release.
void	light_touch_down (void)
	Handle a touch finger-down.
void	light_touch_up (void)
	Release the hold taken by light_touch_down().
void	light_enable (bool enable)
	Turn the watch's backlight on or put it back into automatic control.
void	light_enable_respect_settings (bool enable)
	light_enable() that respects the user's backlight settings.
void	light_enable_interaction (void)
	Trigger the backlight and schedule a timer to automatically disable the backlight after a short delay.
void	light_reset_user_controlled (void)
	Return to the normal state machine after an app forced the light with light_enable().
void	light_set_color_rgb888 (uint32_t rgb)
	Tint the backlight LED to a packed 24-bit RGB value.
void	light_set_system_color (void)
	Restore the backlight to the user's default color.
void	light_system_color_request (void)
	Make the system color take precedence over any app color.
void	light_system_color_release (void)
	Release a light_system_color_request().
void	light_toggle_enabled (void)
	Toggle the user's backlight enabled setting.
void	light_toggle_ambient_sensor_enabled (void)
	Toggle the user's ambient light sensor setting.
void	light_set_dynamic_mode (BacklightDynamicMode mode)
	Set the dynamic backlight mode.
void	light_allow (bool allowed)
	Allow or disallow the backlight, e.g.
uint8_t	light_get_current_brightness_percent (void)
	Get the current backlight brightness.
bool	light_is_on (void)
	Check whether the backlight is on.
bool	light_is_lit_by_touch (void)
	Check whether the backlight was lit by touch alone.
uint32_t	light_get_ambient_lux (void)
	Get the ambient light level.