5cab5dab0e
fix Björn's name in the (c) fix FS#8105 - backing out of the submenus in the context menus shuoldnt leave the context menu completly (expect playlist which possibly makes sense?) git-svn-id: svn://svn.rockbox.org/rockbox/trunk@15513 a1c6a512-1295-4272-9138-f99709370657
121 lines
5 KiB
C
121 lines
5 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2004 Jörg Hohensohn
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*
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* This module collects the Talkbox and voice UI functions.
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* (Talkbox reads directory names from mp3 clips called thumbnails,
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* the voice UI lets menus and screens "talk" from a voicefont in memory.
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*
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* All files in this archive are subject to the GNU General Public License.
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* See the file COPYING in the source tree root for full license agreement.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#ifndef __TALK_H__
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#define __TALK_H__
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#include <stdbool.h>
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#include "time.h"
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enum {
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/* See array "unit_voiced" in talk.c function "talk_value" */
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UNIT_INT = 1, /* plain number */
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UNIT_SIGNED, /* number with mandatory sign (even if positive) */
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UNIT_MS, /* milliseconds */
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UNIT_SEC, /* seconds */
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UNIT_MIN, /* minutes */
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UNIT_HOUR, /* hours */
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UNIT_KHZ, /* kHz */
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UNIT_DB, /* dB, mandatory sign */
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UNIT_PERCENT, /* % */
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UNIT_MAH, /* milliAmp hours */
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UNIT_PIXEL, /* pixels */
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UNIT_PER_SEC, /* per second */
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UNIT_HERTZ, /* hertz */
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UNIT_MB, /* Megabytes */
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UNIT_KBIT, /* kilobits per sec */
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UNIT_PM_TICK, /* peak meter units per tick */
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UNIT_TIME_EXACT,/* time duration/interval in seconds, says hours,mins,secs*/
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UNIT_TIME, /* as above but less verbose */
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UNIT_LAST /* END MARKER */
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};
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#define UNIT_SHIFT (32-5) /* this many bits left from UNIT_xx enum */
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/* make a "talkable" ID from number + unit
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unit is upper 4 bits, number the remaining (in regular 2's complement) */
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#define TALK_ID(n,u) (((long)(u))<<UNIT_SHIFT | ((n) & ~(-1L<<UNIT_SHIFT)))
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/* convenience macro to have both virtual pointer and ID as arguments */
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#define STR(id) ID2P(id), id
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/* publish these strings, so they're stored only once (better than #define) */
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extern const char* const dir_thumbnail_name; /* "_dirname.talk" */
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extern const char* const file_thumbnail_ext; /* ".talk" for file voicing */
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void talk_init(void);
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#if CONFIG_CODEC == SWCODEC
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bool talk_voice_required(void); /* returns true if voice codec required */
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#endif
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int talk_get_bufsize(void); /* get the loaded voice file size */
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void talk_buffer_steal(void); /* claim the mp3 buffer e.g. for play/record */
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bool is_voice_queued(void); /* Are there more voice clips to be spoken? */
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int talk_id(long id, bool enqueue); /* play a voice ID from voicefont */
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int talk_file(const char* filename, bool enqueue); /* play a thumbnail from file */
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int talk_number(long n, bool enqueue); /* say a number */
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int talk_value(long n, int unit, bool enqueue); /* say a numeric value */
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int talk_spell(const char* spell, bool enqueue); /* spell a string */
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void talk_disable(bool disable); /* temporarily disable (or re-enable) talking (temporarily, not persisted) */
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void talk_force_shutup(void); /* kill voice unconditionally */
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void talk_shutup(void); /* Interrupt voice, as when enqueue is false */
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#if CONFIG_RTC
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void talk_time(struct tm *tm, bool enqueue);
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void talk_date(struct tm *tm, bool enqueue);
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#endif /* CONFIG_RTC */
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/* This (otherwise invalid) ID signals the end of the array. */
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#define TALK_FINAL_ID LANG_LAST_INDEX_IN_ARRAY
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/* Enqueue next utterance even if enqueue parameter is false: don't
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interrupt the current utterance. */
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void talk_force_enqueue_next(void);
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/* speaks one or more IDs (from an array)). */
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int talk_idarray(long *idarray, bool enqueue);
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/* This makes an initializer for the array of IDs and takes care to
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put the final sentinel element at the end. */
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#define TALK_IDARRAY(ids...) ((long[]){ids,TALK_FINAL_ID})
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/* And this handy macro makes it look like a variadic function. */
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#define talk_ids(enqueue, ids...) talk_idarray(TALK_IDARRAY(ids), enqueue)
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/* This version talks only if talking menus are enabled, and does not
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enqueue the initial id. */
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#define cond_talk_ids(ids...) do { \
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if (global_settings.talk_menu) \
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talk_ids(false, ids); \
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} while(0)
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/* And a version that takes the array parameter... */
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#define cond_talk_idarray(idarray) do { \
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if (global_settings.talk_menu \
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talk_idarray(idarray, false); \
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} while(0)
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/* Convenience macro to conditionally speak something and not have
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it interrupted. */
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#define cond_talk_ids_fq(ids...) do { \
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if (global_settings.talk_menu) { \
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talk_ids(false, ids); \
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talk_force_enqueue_next(); \
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} \
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}while(0)
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#endif /* __TALK_H__ */
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