215 lines
7.9 KiB
C
215 lines
7.9 KiB
C
/*
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* stardict.h: StarDict API
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*
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* This module doesn't cover all the functionality available to StarDict
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* dictionaries, it should however be good enough for most of them that are
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* freely available on the Internet.
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*
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* Copyright (c) 2013, Přemysl Janouch <p.janouch@gmail.com>
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* All rights reserved.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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*/
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#ifndef STARDICT_H
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#define STARDICT_H
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/** An object intended for interacting with a dictionary. */
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typedef struct stardict_dict StardictDict;
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typedef struct stardict_dict_class StardictDictClass;
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/** Overall information about a particular dictionary. */
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typedef struct stardict_info StardictInfo;
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/** Handles the task of moving around the dictionary. */
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typedef struct stardict_iterator StardictIterator;
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typedef struct stardict_iterator_class StardictIteratorClass;
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/** Contains the decoded data for a single word definition. */
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typedef struct stardict_entry StardictEntry;
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typedef struct stardict_entry_class StardictEntryClass;
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/** A single field of a word definition. */
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typedef struct stardict_entry_field StardictEntryField;
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/* GObject boilerplate. */
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#define STARDICT_TYPE_DICT (stardict_dict_get_type ())
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#define STARDICT_DICT(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST ((obj), \
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STARDICT_TYPE_DICT, StardictDict))
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#define STARDICT_IS_DICT(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE ((obj), \
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STARDICT_TYPE_DICT))
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#define STARDICT_DICT_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST ((klass), \
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STARDICT_TYPE_DICT, StardictDictClass))
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#define STARDICT_IS_DICT_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE ((klass), \
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STARDICT_TYPE_DICT))
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#define STARDICT_DICT_GET_CLASS(obj) \
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(G_TYPE_INSTANCE_GET_CLASS ((obj), \
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STARDICT_TYPE_DICT, StardictDictClass))
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#define STARDICT_TYPE_ITERATOR (stardict_iterator_get_type ())
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#define STARDICT_ITERATOR(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST ((obj), \
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STARDICT_TYPE_ITERATOR, StardictIterator))
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#define STARDICT_IS_ITERATOR(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE ((obj), \
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STARDICT_TYPE_ITERATOR))
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#define STARDICT_ITERATOR_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST ((klass), \
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STARDICT_TYPE_ITERATOR, StardictIteratorClass))
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#define STARDICT_IS_ITERATOR_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE ((klass), \
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STARDICT_TYPE_ITERATOR))
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#define STARDICT_ITERATOR_GET_CLASS(obj) \
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(G_TYPE_INSTANCE_GET_CLASS ((obj), \
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STARDICT_TYPE_ITERATOR, StardictIteratorClass))
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#define STARDICT_TYPE_ENTRY (stardict_entry_get_type ())
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#define STARDICT_ENTRY(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST ((obj), \
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STARDICT_TYPE_ENTRY, StardictEntry))
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#define STARDICT_IS_ENTRY(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE ((obj), \
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STARDICT_TYPE_ENTRY))
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#define STARDICT_ENTRY_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST ((klass), \
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STARDICT_TYPE_ENTRY, StardictEntryClass))
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#define STARDICT_IS_ENTRY_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE ((klass), \
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STARDICT_TYPE_ENTRY))
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#define STARDICT_ENTRY_GET_CLASS(obj) \
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(G_TYPE_INSTANCE_GET_CLASS ((obj), \
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STARDICT_TYPE_ENTRY, StardictEntryClass))
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// --- Errors ------------------------------------------------------------------
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/** General error type. */
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typedef enum {
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STARDICT_ERROR_FILE_NOT_FOUND, //!< Some file was not found
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STARDICT_ERROR_INVALID_DATA //!< Dictionary contains invalid data
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} StardictError;
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#define STARDICT_ERROR (stardict_error_quark ())
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GQuark stardict_error_quark (void);
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// --- Dictionary information --------------------------------------------------
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const gchar *stardict_info_get_path (StardictInfo *sdi) G_GNUC_PURE;
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const gchar *stardict_info_get_book_name (StardictInfo *sdi) G_GNUC_PURE;
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gsize stardict_info_get_word_count (StardictInfo *sd) G_GNUC_PURE;
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void stardict_info_free (StardictInfo *sdi);
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GList *stardict_list_dictionaries (const gchar *path);
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// --- Dictionaries ------------------------------------------------------------
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struct stardict_dict
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{
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GObject parent_instance;
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StardictInfo * info; //!< General information about the dict
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GArray * index; //!< Word index
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GArray * synonyms; //!< Synonyms
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gpointer dict; //!< Dictionary data
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gsize dict_length; //!< Length of the dict data in bytes
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};
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struct stardict_dict_class
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{
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GObjectClass parent_class;
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};
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GType stardict_dict_get_type (void);
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StardictDict *stardict_dict_new (const gchar *filename, GError **error);
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StardictDict *stardict_dict_new_from_info (StardictInfo *sdi, GError **error);
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StardictInfo *stardict_dict_get_info (StardictDict *sd);
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gchar **stardict_dict_get_synonyms (StardictDict *sd, const gchar *word);
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StardictIterator *stardict_dict_search
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(StardictDict *sd, const gchar *word, gboolean *success);
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// --- Dictionary iterators ----------------------------------------------------
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struct stardict_iterator
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{
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GObject parent_instance;
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StardictDict * owner; //!< The related dictionary
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gint64 offset; //!< Index within the dictionary
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};
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struct stardict_iterator_class
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{
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GObjectClass parent_class;
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};
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GType stardict_iterator_get_type (void);
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StardictIterator *stardict_iterator_new (StardictDict *sd, guint32 index);
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const gchar *stardict_iterator_get_word (StardictIterator *sdi) G_GNUC_PURE;
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StardictEntry *stardict_iterator_get_entry (StardictIterator *sdi);
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gboolean stardict_iterator_is_valid (StardictIterator *sdi) G_GNUC_PURE;
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gint64 stardict_iterator_get_offset (StardictIterator *sdi) G_GNUC_PURE;
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void stardict_iterator_set_offset
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(StardictIterator *sdi, gint64 offset, gboolean relative);
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/** Go to the next entry. */
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#define stardict_iterator_next(sdi) \
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(stardict_iterator_set_offset (sdi, 1, TRUE))
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/** Go to the previous entry. */
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#define stardict_iterator_prev(sdi) \
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(stardict_iterator_set_offset (sdi, -1, TRUE))
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// --- Dictionary entries ------------------------------------------------------
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typedef enum {
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STARDICT_FIELD_MEANING = 'm', //!< Word's purely textual meaning
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STARDICT_FIELD_LOCALE = 'l', //!< Locale-dependent meaning
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STARDICT_FIELD_PANGO = 'g', //!< Pango text markup language
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STARDICT_FIELD_PHONETIC = 't', //!< English phonetic string
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STARDICT_FIELD_XDXF = 'x', //!< xdxf language
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STARDICT_FIELD_YB_KANA = 'y', //!< Chinese YinBiao or Japanese KANA
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STARDICT_FIELD_POWERWORD = 'k', //!< KingSoft PowerWord's data
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STARDICT_FIELD_MEDIAWIKI = 'w', //!< MediaWiki markup language
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STARDICT_FIELD_HTML = 'h', //!< HTML codes
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STARDICT_FIELD_RESOURCE = 'r', //!< Resource file list
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STARDICT_FIELD_WAV = 'W', //!< WAV file
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STARDICT_FIELD_PICTURE = 'P', //!< Picture file
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STARDICT_FIELD_X = 'X' //!< Reserved, experimental extensions
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} StardictEntryFieldType;
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struct stardict_entry_field
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{
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gchar type; //!< Type of entry (EntryFieldType)
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gpointer data; //!< Raw data or null-terminated string
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gsize data_size; //!< Size of data, includding any \0
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};
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struct stardict_entry
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{
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GObject parent_instance;
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GList * fields; //!< List of StardictEntryField's
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};
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struct stardict_entry_class
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{
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GObjectClass parent_class;
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};
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GType stardict_entry_get_type (void);
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const GList *stardict_entry_get_fields (StardictEntry *sde) G_GNUC_PURE;
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#endif /* ! STARDICT_H */
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