/**
 * @file display.h
 * @brief Display manager header
 */
#pragma once

#include <stdint.h>

#ifdef __cplusplus
extern "C" {
#endif

/* Forward declaration - actual struct defined in app_main.h */
struct adc_data_s;
typedef struct adc_data_s adc_data_t;

/* Display modes */
typedef enum {
    DISPLAY_MODE_CHANNELS,   /* Show channel values */
    DISPLAY_MODE_TELEMETRY,  /* Show telemetry data */
    DISPLAY_MODE_MENU,       /* Menu system */
} display_mode_t;

/* Initialize display subsystem */
void display_init(void);

/* Set display mode */
void display_set_mode(display_mode_t mode);

/* Update display with ADC data */
void display_update(adc_data_t *adc_data);

/* Draw channel data on display */
void display_draw_channels(adc_data_t *adc_data);

/* Draw telemetry data on display */
void display_draw_telemetry(adc_data_t *adc_data);

/* Show a temporary message */
void display_show_message(const char *msg, uint16_t duration_ms);

#ifdef __cplusplus
}
#endif