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the voices::Backend trait is almost stable

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This commit is contained in:
François Caddet 2020-09-28 11:18:54 +02:00
parent 3294a82485
commit d2c42d97f5
3 changed files with 16 additions and 5 deletions
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4
src/backends/av_foundation.rs
View File

@ -101,7 +101,7 @@ impl AvFoundation {
rate: 0.5,
volume: 1.,
pitch: 1.,
voice: AVSpeechSynthesisVoice::new(""),
voice: AVSpeechSynthesisVoice::new(),
}
};
*backend_id += 1;
@ -231,7 +231,7 @@ impl Backend for AvFoundation {
}
fn set_voice(&mut self, voice: &str) -> Result<(),Error> {
self.voice = AVSpeechSynthesisVoice::new(voice);
self.voice = AVSpeechSynthesisVoice::new();
Ok(())
}
}

13
src/backends/av_foundation/voices.rs
View File

@ -14,11 +14,10 @@ use crate::voices::Gender;
pub(crate) struct AVSpeechSynthesisVoice(*const Object);
impl AVSpeechSynthesisVoice {
pub fn new(identifier: &str) -> Self {
pub fn new() -> Self {
let voice: *const Object;
unsafe{
let i: id = NSString::alloc(nil).init_str(identifier);
voice = msg_send![class!(AVSpeechSynthesisVoice), voiceWithIdentifier:i];
voice = msg_send![class!(AVSpeechSynthesisVoice), new];
};
AVSpeechSynthesisVoice{0:voice}
}
@ -27,6 +26,14 @@ impl AVSpeechSynthesisVoice {
impl voices::Backend for AVSpeechSynthesisVoice {
type Backend = AvFoundation;
fn from_id(id: String) -> Self {
unimplemented!()
}
fn from_language(lang: voices::LanguageIdentifier) -> Self {
unimplemented!()
}
fn list() -> Vec<Self> {
let voices: CFArray = unsafe{msg_send![class!(AVSpeechSynthesisVoice), speechVoices]};
voices.iter().map(|v| {

4
src/voices.rs
View File

@ -9,9 +9,13 @@ pub enum Gender {
pub trait Backend: Sized {
type Backend: crate::Backend;
fn from_id(id: String) -> Self;
fn from_language(lang: LanguageIdentifier) -> Self;
fn list() -> Vec<Self>;
fn name(self) -> String;
fn gender(self) -> Gender;
fn id(self) -> String;
fn language(self) -> LanguageIdentifier;
}
pub struct Voice<T: Backend + Sized>(Box<T>);