X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fdata%2Fvariable.h;h=1fefe1ee8d028aacc2be3db633f5c1f6d0b842c8;hb=656e46ed80e20bf34312f01607a7bebdd2d8d622;hp=ecfa6b765ec8447da8ce58f53506d77035cf2bec;hpb=5a0b0d607efde2ab3a47d0d9c9fc62128a3156c1;p=pspp diff --git a/src/data/variable.h b/src/data/variable.h index ecfa6b765e..1fefe1ee8d 100644 --- a/src/data/variable.h +++ b/src/data/variable.h @@ -1,5 +1,5 @@ /* PSPP - a program for statistical analysis. - Copyright (C) 1997-9, 2000 Free Software Foundation, Inc. + Copyright (C) 1997-9, 2000, 2009, 2010, 2011, 2012, 2013, 2014 Free Software Foundation, Inc. This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -19,9 +19,27 @@ #include #include -#include -#include -#include +#include "data/dict-class.h" +#include "data/missing-values.h" +#include "data/val-type.h" + +/* Bitfields to identify traits of a variable */ + +#define VAR_TRAIT_NAME 0x0001 +#define VAR_TRAIT_WIDTH 0x0002 +#define VAR_TRAIT_ROLE 0x0004 +#define VAR_TRAIT_LABEL 0x0008 +#define VAR_TRAIT_VALUE_LABELS 0x0010 +#define VAR_TRAIT_MISSING_VALUES 0x0020 +#define VAR_TRAIT_ALIGNMENT 0x0040 +#define VAR_TRAIT_MEASURE 0x0080 +#define VAR_TRAIT_DISPLAY_WIDTH 0x0100 +#define VAR_TRAIT_LEAVE 0x0200 +#define VAR_TRAIT_POSITION 0x0400 +#define VAR_TRAIT_ATTRIBUTES 0x0800 +#define VAR_TRAIT_PRINT_FORMAT 0x1000 +#define VAR_TRAIT_WRITE_FORMAT 0x2000 + union value; @@ -32,16 +50,10 @@ union value; struct variable *var_create (const char *name, int width); struct variable *var_clone (const struct variable *); void var_destroy (struct variable *); -struct variable *var_create_internal (int case_idx); - /* Variable names. */ -#define VAR_NAME_LEN 64 /* Maximum length of variable name, in bytes. */ - const char *var_get_name (const struct variable *); void var_set_name (struct variable *, const char *); -bool var_is_valid_name (const char *, bool issue_error); -bool var_is_plausible_name (const char *name, bool issue_error); enum dict_class var_get_dict_class (const struct variable *); int compare_vars_by_name (const void *, const void *, const void *); @@ -52,17 +64,17 @@ unsigned hash_var_ptr_by_name (const void *, const void *); int compare_var_ptrs_by_dict_index (const void *, const void *, const void *); +struct fmt_spec; + /* Types and widths of values associated with a variable. */ enum val_type var_get_type (const struct variable *); int var_get_width (const struct variable *); void var_set_width (struct variable *, int width); +void var_set_width_and_formats (struct variable *v, int new_width, + const struct fmt_spec *print, const struct fmt_spec *write); bool var_is_numeric (const struct variable *); bool var_is_alpha (const struct variable *); -bool var_is_short_string (const struct variable *); -bool var_is_long_string (const struct variable *); - -size_t var_get_value_cnt (const struct variable *); /* Variables' missing values. */ const struct missing_values *var_get_missing_values (const struct variable *); @@ -73,7 +85,7 @@ bool var_has_missing_values (const struct variable *); bool var_is_value_missing (const struct variable *, const union value *, enum mv_class); bool var_is_num_missing (const struct variable *, double, enum mv_class); -bool var_is_str_missing (const struct variable *, const char[], enum mv_class); +bool var_is_str_missing (const struct variable *, const uint8_t[], enum mv_class); /* Value labels. */ const char *var_lookup_value_label (const struct variable *, @@ -82,10 +94,6 @@ struct string; void var_append_value_name (const struct variable *, const union value *, struct string *); -const char * -var_get_value_name (const struct variable *v, const union value *value); - - bool var_has_value_labels (const struct variable *); const struct val_labs *var_get_value_labels (const struct variable *); void var_set_value_labels (struct variable *, const struct val_labs *); @@ -108,7 +116,7 @@ struct fmt_spec var_default_formats (int width); /* Variable labels. */ const char *var_to_string (const struct variable *); const char *var_get_label (const struct variable *); -void var_set_label (struct variable *, const char *); +void var_set_label (struct variable *, const char *label); void var_clear_label (struct variable *); bool var_has_label (const struct variable *); @@ -122,11 +130,32 @@ enum measure }; bool measure_is_valid (enum measure); +const char *measure_to_string (enum measure); +const char *measure_to_syntax (enum measure); + enum measure var_get_measure (const struct variable *); void var_set_measure (struct variable *, enum measure); enum measure var_default_measure (enum val_type); +/* Intended usage of a variable, for populating dialogs. */ +enum var_role + { + ROLE_INPUT, + ROLE_TARGET, + ROLE_BOTH, + ROLE_NONE, + ROLE_PARTITION, + ROLE_SPLIT + }; + +bool var_role_is_valid (enum var_role); +const char *var_role_to_string (enum var_role); +const char *var_role_to_syntax (enum var_role); + +enum var_role var_get_role (const struct variable *); +void var_set_role (struct variable *, enum var_role); + /* GUI display width. */ int var_get_display_width (const struct variable *); void var_set_display_width (struct variable *, int display_width); @@ -138,11 +167,13 @@ enum alignment { ALIGN_LEFT = 0, ALIGN_RIGHT = 1, - ALIGN_CENTRE = 2, - n_ALIGN + ALIGN_CENTRE = 2 }; bool alignment_is_valid (enum alignment); +const char *alignment_to_string (enum alignment); +const char *alignment_to_syntax (enum alignment); + enum alignment var_get_alignment (const struct variable *); void var_set_alignment (struct variable *, enum alignment); @@ -164,25 +195,18 @@ void var_clear_short_names (struct variable *); size_t var_get_dict_index (const struct variable *); size_t var_get_case_index (const struct variable *); -/* Variable auxiliary data. */ -void *var_get_aux (const struct variable *); -void *var_attach_aux (const struct variable *, - void *aux, void (*aux_dtor) (struct variable *)); -void var_clear_aux (struct variable *); -void *var_detach_aux (struct variable *); -void var_dtor_free (struct variable *); - -/* Observed categorical values. */ -struct cat_vals *var_get_obs_vals (const struct variable *); -void var_set_obs_vals (const struct variable *, struct cat_vals *); -bool var_has_obs_vals (const struct variable *); - /* Custom attributes. */ struct attrset *var_get_attributes (const struct variable *); void var_set_attributes (struct variable *, const struct attrset *); bool var_has_attributes (const struct variable *); +/* Encoding. */ +const char *var_get_encoding (const struct variable *); + /* Function types. */ typedef bool var_predicate_func (const struct variable *); +double var_force_valid_weight (const struct variable *wv, double w, + bool *warn_on_invalid); + #endif /* data/variable.h */