#ifndef GNUMERIC_FORMAT_H
#define GNUMERIC_FORMAT_H

#include <sys/types.h>
#include "gnumeric.h"
#include "numbers.h"
#include "regutf8.h"
#include <pango/pango-attributes.h>

typedef enum {
	FMT_UNKNOWN	= -1,

	FMT_GENERAL	= 0,
	FMT_NUMBER	= 1,
	FMT_CURRENCY	= 2,
	FMT_ACCOUNT	= 3,
	FMT_DATE	= 4,
	FMT_TIME	= 5,
	FMT_PERCENT	= 6,
	FMT_FRACTION	= 7,
	FMT_SCIENCE	= 8,
	FMT_TEXT	= 9,
	FMT_SPECIAL	= 10,

	FMT_MARKUP	= 11	/* Internal use only */
} FormatFamily;

typedef struct {
	unsigned char const * const symbol;
	unsigned char const * const description;
	gboolean const precedes;
	gboolean const has_space;
} CurrencySymbol;

typedef struct {
	gboolean thousands_sep;
	int	 num_decimals;	/* 0 - 30 */
	int	 negative_fmt;	/* 0 - 3 */
	int	 currency_symbol_index;
	int	 list_element;
	gboolean date_has_days;
	gboolean date_has_months;
	int      fraction_denominator;
} FormatCharacteristics;

struct _GnmFormat {
	int                   ref_count;
	char                 *format;
        GSList               *entries;  /* Of type StyleFormatEntry. */
	char                 *regexp_str;
	GByteArray           *match_tags;
	go_regex_t      regexp;
	FormatFamily          family;
	FormatCharacteristics family_info;
	PangoAttrList	     *markup; /* only for FMT_MARKUP */
};

char	    *style_format_delocalize	(char const *descriptor_string);
GnmFormat   *style_format_new_markup	(PangoAttrList *markup, gboolean add_ref);
GnmFormat   *style_format_new_XL	(char const *descriptor_string,
					 gboolean delocalize);
GnmFormat   *style_format_build		(FormatFamily family,
					 FormatCharacteristics const *info);

char   	      *style_format_as_XL	(GnmFormat const *fmt,
					 gboolean localized);
char   	      *style_format_str_as_XL	(char const *descriptor_string,
					 gboolean localized);

void           style_format_ref		(GnmFormat *sf);
void           style_format_unref	(GnmFormat *sf);
gboolean       style_format_equal       (GnmFormat const *a, GnmFormat const *b);

GnmFormat *style_format_general		   (void);
GnmFormat *style_format_default_date	   (void);
GnmFormat *style_format_default_time	   (void);
GnmFormat *style_format_default_date_time  (void);
GnmFormat *style_format_default_percentage (void);
GnmFormat *style_format_default_money	   (void);

#define style_format_is_general(sf) ((sf)->family == FMT_GENERAL)
#define style_format_is_markup(sf) ((sf)->family == FMT_MARKUP)
#define style_format_is_text(sf) ((sf)->family == FMT_TEXT)

char  *format_value   (GnmFormat const *format, GnmValue const *value, GnmColor **color,
		       double col_width, GnmDateConventions const *date_conv);
void   format_value_gstring (GString *result, GnmFormat const *format,
			     GnmValue const *value, GnmColor **color,
			     double col_width, GnmDateConventions const *date_conv);

void   format_color_init     (void);
void   format_color_shutdown (void);

GnmFormat *format_add_decimal      (GnmFormat const *fmt);
GnmFormat *format_remove_decimal   (GnmFormat const *fmt);
GnmFormat *format_toggle_thousands (GnmFormat const *fmt);

typedef struct {
	int  right_optional, right_spaces, right_req, right_allowed;
	int  left_spaces, left_req;
	float scale;
	gboolean rendered;
	gboolean decimal_separator_seen;
	gboolean group_thousands;
	gboolean has_fraction;
} format_info_t;
void render_number (GString *result, gnm_float number, format_info_t const *info);

/* Locale support routines */
void	       gnm_set_untranslated_bools (void);
char const *   gnm_setlocale           (int category, char const *val);
GString const *format_get_currency     (gboolean *precedes, gboolean *space_sep);
gboolean       format_month_before_day (void);
char           format_get_arg_sep      (void);
char           format_get_col_sep      (void);
GString const *format_get_thousand     (void);
GString const *format_get_decimal      (void);
char const *   format_boolean          (gboolean b);

void number_format_init (void);
void number_format_shutdown (void);

void currency_date_format_init     (void);
void currency_date_format_shutdown (void);

FormatFamily cell_format_classify (GnmFormat const *fmt, FormatCharacteristics *info);

/* Indexed by FormatCharacteristics */
extern char const * const * const cell_formats [];

extern CurrencySymbol const currency_symbols [];

#endif /* GNUMERIC_FORMAT_H */