libs-gui/Headers/AppKit/NSSpeechSynthesizer.h
2020-02-01 04:16:48 -05:00

187 lines
5.3 KiB
Objective-C

/** <title>NSSpeechSynthesizer</title>
<abstract>abstract base class for speech synthesis</abstract>
Copyright <copy>(C) 2009 Free Software Foundation, Inc.</copy>
Author: Gregory Casamento <greg.casamento@gmail.com>
Date: Mar 2009
This file is part of the GNUstep GUI Library.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; see the file COPYING.LIB.
If not, write to the Free Software Foundation,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef _GNUstep_H_NSSpeechSynthesizer
#define _GNUstep_H_NSSpeechSynthesizer
#import <Foundation/NSObject.h>
// NSSpeechBoundary enumerated type...
typedef enum
{
NSSpeechImmediateBoundary = 0,
NSSpeechWordBoundary,
NSSpeechSentenceBoundary
}
NSSpeechBoundary;
// forward declarations...
@class NSString, NSMutableDictionary, NSMutableArray, NSError;
// Keys for properties...
extern NSString *NSVoiceIdentifier;
extern NSString *NSVoiceName;
extern NSString *NSVoiceAge;
extern NSString *NSVoiceGender;
extern NSString *NSVoiceDemoText;
extern NSString *NSVoiceLanguage;
extern NSString *NSVoiceLocaleIdentifier;
extern NSString *NSVoiceSupportedCharacters;
extern NSString *NSVoiceIndividuallySpokenCharacters;
// Values for gender
extern NSString *NSVoiceGenderNeuter;
extern NSString *NSVoiceGenderMale;
extern NSString *NSVoiceGenderFemale;
// values for speech mode
extern NSString *NSSpeechModeText;
extern NSString *NSSpeechModePhoneme;
extern NSString *NSSpeechModeNormal;
extern NSString *NSSpeechModeLiteral;
#if OS_API_VERSION(MAC_OS_X_VERSION_10_5, GS_API_LATEST)
extern NSString *NSSpeechResetProperty;
extern NSString *NSSpeechOutputToFileURLProperty;
extern NSString *NSSpeechPitchBaseProperty;
#endif
// values for speech status...
extern NSString *NSSpeechStatusOutputBusy;
extern NSString *NSSpeechStatusOutputPaused;
extern NSString *NSSpeechStatusNumberOfCharactersLeft;
extern NSString *NSSpeechStatusPhonemeCode;
// values for error
extern NSString *NSSpeechErrorCount;
extern NSString *NSSpeechErrorOldestCode;
extern NSString *NSSpeechErrorOldestCharacterOffset;
extern NSString *NSSpeechErrorNewestCode;
extern NSString *NSSpeechErrorNewestCharacterOffset;
// values for info
extern NSString *NSSpeechSynthesizerInfoIdentifier;
extern NSString *NSSpeechSynthesizerInfoVersion;
// values for command delimiter
extern NSString *NSSpeechCommandPrefix;
extern NSString *NSSpeechCommandSuffix;
// values for dictionaries.
extern NSString *NSSpeechDictionaryLanguage;
extern NSString *NSSpeechDictionaryModificationDate;
extern NSString *NSSpeechDictionaryPronunciations;
extern NSString *NSSpeechDictionaryAbreviations;
extern NSString *NSSpeechDictionaryEntrySpelling;
extern NSString *NSSpeechDictionaryEntryPhonemes;
// class declaration...
@interface NSSpeechSynthesizer : NSObject
// init...
- (id) initWithVoice: (NSString *)voice;
// configuring speech synthesis
- (BOOL) usesFeebackWindow;
- (void) setUsesFeebackWindow: (BOOL)flag;
- (NSString *) voice;
- (void) setVoice: (NSString *)voice;
- (float) rate;
- (void) setRate: (float)rate;
- (float) volume;
- (void) setVolume: (float)volume;
- (void) addSpeechDictionary: (NSDictionary *)speechDictionary;
- (id) objectForProperty: (NSString *)property error: (NSError **)error;
- (id) setObject: (id) object
forProperty: (NSString *)property
error: (NSError **)error;
- (id) delegate;
- (void) setDelegate: (id)delegate;
// Getting information...
+ (NSArray *) availableVoices;
+ (NSDictionary *) attributesForVoice: (NSString *)voice;
+ (NSString *) defaultVoice;
// Getting state...
+ (BOOL) isAnyApplicationSpeaking;
// Synthesizing..
- (BOOL) isSpeaking;
- (BOOL) startSpeakingString: (NSString *)text;
- (BOOL) startSpeakingString: (NSString *)text toURL: (NSURL *)url;
- (void) stopSpeaking;
- (void) stopSpeakingAtBoundary: (NSSpeechBoundary)boundary;
- (void) pauseSpeakingAtBoundary: (NSSpeechBoundary)boundary;
- (void) continueSpeaking;
- (NSString *) phonemesFromText: (NSString *)text;
@end
@protocol NSSpeechSynthesizerDelegate <NSObject>
#if GS_PROTOCOLS_HAVE_OPTIONAL
@optional
#else
@end
@interface NSObject (NSSpeechSynthesizerDelegate)
#endif
- (void)speechSynthesizer: (NSSpeechSynthesizer *)sender
didEncounterErrorAtIndex: (NSUInteger)index
ofString: (NSString *)string
message: (NSString *)error;
- (void)speechSynthesizer: (NSSpeechSynthesizer *)sender
didEncounterSyncMessage: (NSString *)error;
- (void)speechSynthesizer: (NSSpeechSynthesizer *)sender
didFinishSpeaking: (BOOL)success;
- (void)speechSynthesizer: (NSSpeechSynthesizer *)sender
willSpeakPhoneme: (short)phoneme;
- (void) speechSynthesizer: (NSSpeechSynthesizer *)sender
willSpeakWord: (NSRange)range
ofString: (NSString *)string;
@end
#endif // _GNUstep_H_NSSpeechSynthesizer