diff options
Diffstat (limited to 'src/common.h')
| -rw-r--r-- | src/common.h | 130 |
1 files changed, 128 insertions, 2 deletions
diff --git a/src/common.h b/src/common.h index 79ff387..028865f 100644 --- a/src/common.h +++ b/src/common.h @@ -20,15 +20,141 @@ #ifndef REDSHIFT_COMMON_H #define REDSHIFT_COMMON_H -#include "redshift.h" - #include <stdint.h> #include <stdio.h> +#include <stdlib.h> #if !defined(__WIN32__) # include <signal.h> #endif +/* The color temperature when no adjustment is applied. */ +#define NEUTRAL_TEMP 6500 + + +/* Location */ +typedef struct { + float lat; + float lon; +} location_t; + +/* Periods of day. */ +typedef enum { + PERIOD_NONE = 0, + PERIOD_DAYTIME, + PERIOD_NIGHT, + PERIOD_TRANSITION +} period_t; + +/* Color setting */ +typedef struct { + int temperature; + float gamma[3]; + float brightness; +} color_setting_t; + +/* Program modes. */ +typedef enum { + PROGRAM_MODE_CONTINUAL, + PROGRAM_MODE_ONE_SHOT, + PROGRAM_MODE_PRINT, + PROGRAM_MODE_RESET, + PROGRAM_MODE_MANUAL +} program_mode_t; + +/* Time range. + Fields are offsets from midnight in seconds. */ +typedef struct { + int start; + int end; +} time_range_t; + +/* Transition scheme. + The solar elevations at which the transition begins/ends, + and the association color settings. */ +typedef struct { + double high; + double low; + int use_time; /* When enabled, ignore elevation and use time ranges. */ + time_range_t dawn; + time_range_t dusk; + color_setting_t day; + color_setting_t night; +} transition_scheme_t; + + +/* Gamma adjustment method */ +typedef struct gamma_state gamma_state_t; + +typedef int gamma_method_init_func(gamma_state_t **state); +typedef int gamma_method_start_func(gamma_state_t *state, program_mode_t mode); +typedef void gamma_method_free_func(gamma_state_t *state); +typedef void gamma_method_print_help_func(FILE *f); +typedef int gamma_method_set_option_func(gamma_state_t *state, const char *key, + const char *value); +typedef void gamma_method_restore_func(gamma_state_t *state); +typedef int gamma_method_set_temperature_func( + gamma_state_t *state, const color_setting_t *setting, int preserve); + +typedef struct { + char *name; + + /* If true, this method will be tried if none is explicitly chosen. */ + int autostart; + + /* Initialize state. Options can be set between init and start. */ + gamma_method_init_func *init; + /* Allocate storage and make connections that depend on options. */ + gamma_method_start_func *start; + /* Free all allocated storage and close connections. */ + gamma_method_free_func *free; + + /* Print help on options for this adjustment method. */ + gamma_method_print_help_func *print_help; + /* Set an option key, value-pair */ + gamma_method_set_option_func *set_option; + + /* Restore the adjustment to the state before start was called. */ + gamma_method_restore_func *restore; + /* Set a specific color temperature. */ + gamma_method_set_temperature_func *set_temperature; +} gamma_method_t; + + +/* Location provider */ +typedef struct location_state location_state_t; + +typedef int location_provider_init_func(location_state_t **state); +typedef int location_provider_start_func(location_state_t *state); +typedef void location_provider_free_func(location_state_t *state); +typedef void location_provider_print_help_func(FILE *f); +typedef int location_provider_set_option_func( + location_state_t *state, const char *key, const char *value); +typedef int location_provider_get_fd_func(location_state_t *state); +typedef int location_provider_handle_func( + location_state_t *state, location_t *location, int *available); + +typedef struct { + char *name; + + /* Initialize state. Options can be set between init and start. */ + location_provider_init_func *init; + /* Allocate storage and make connections that depend on options. */ + location_provider_start_func *start; + /* Free all allocated storage and close connections. */ + location_provider_free_func *free; + + /* Print help on options for this location provider. */ + location_provider_print_help_func *print_help; + /* Set an option key, value-pair. */ + location_provider_set_option_func *set_option; + + /* Listen and handle location updates. */ + location_provider_get_fd_func *get_fd; + location_provider_handle_func *handle; +} location_provider_t; + + #define LIST_RAMPS_STOP_VALUE_TYPES\ X(u8, uint8_t, UINT8_MAX + 1ULL, UINT8_MAX, 8)\ X(u16, uint16_t, UINT16_MAX + 1ULL, UINT16_MAX, 16)\ |