/* options.h -- Program options header
   This file is part of Redshift.

   Redshift is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.

   Redshift is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with Redshift.  If not, see <http://www.gnu.org/licenses/>.

   Copyright (c) 2017  Jon Lund Steffensen <jonlst@gmail.com>
*/

#ifndef REDSHIFT_OPTIONS_H
#define REDSHIFT_OPTIONS_H

#include "common.h"

struct options {
	/* Path to config file */
	char *config_filepath;

	struct transition_scheme scheme;
	enum program_mode mode;
	int verbose;

	/* Temperature to set in manual mode. */
	int temp_set;
	/* Whether to fade between large skips in color temperature. */
	int use_fade;
	/* Whether to preserve gamma ramps if supported by gamma method. */
	int preserve_gamma;

	/* Selected gamma method. */
	const struct gamma_method *method;
	/* Arguments for gamma method. */
	char *method_args;

	/* Selected location provider. */
	const struct location_provider *provider;
	/* Arguments for location provider. */
	char *provider_args;
};


void options_init(struct options *options);
void options_parse_args(
	struct options *options, int argc, char *argv[],
	const struct gamma_method *gamma_methods,
	const struct location_provider *location_providers);
void options_parse_config_file(
	struct options *options, struct config_ini_state *config_state,
	const struct gamma_method *gamma_methods,
	const struct location_provider *location_providers);
void options_set_defaults(struct options *options);

#endif /* ! REDSHIFT_OPTIONS_H */