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tts-rs/examples/hello_world.rs
Nolan Darilek 47bfe768e6 Get delegates working so speech interruption/queuing should now be possible.
* Fix broken delegate method signature.
* Add `NSRunLoop` into `hello_world` example so delegates are called. Presumably, MacOS apps already run one of these, but the example didn't.
2020-08-12 09:49:51 -05:00

62 lines
2.0 KiB
Rust

use std::io;
#[cfg(target_os = "macos")]
use cocoa_foundation::base::id;
#[cfg(target_os = "macos")]
use cocoa_foundation::foundation::NSRunLoop;
#[cfg(target_os = "macos")]
use objc::{msg_send, sel, sel_impl};
use tts::*;
fn main() -> Result<(), Error> {
env_logger::init();
let mut tts = TTS::default()?;
tts.speak("Hello, world.", false)?;
let Features { rate, .. } = tts.supported_features();
if rate {
let original_rate = tts.get_rate()?;
tts.speak(format!("Current rate: {}", original_rate), false)?;
tts.set_rate(tts.max_rate())?;
tts.speak("This is very fast.", false)?;
tts.set_rate(tts.min_rate())?;
tts.speak("This is very slow.", false)?;
tts.set_rate(tts.normal_rate())?;
tts.speak("This is the normal rate.", false)?;
tts.set_rate(original_rate)?;
}
let Features { pitch, .. } = tts.supported_features();
if pitch {
let original_pitch = tts.get_pitch()?;
tts.set_pitch(tts.max_pitch())?;
tts.speak("This is high-pitch.", false)?;
tts.set_pitch(tts.min_pitch())?;
tts.speak("This is low pitch.", false)?;
tts.set_pitch(tts.normal_pitch())?;
tts.speak("This is normal pitch.", false)?;
tts.set_pitch(original_pitch)?;
}
let Features { volume, .. } = tts.supported_features();
if volume {
let original_volume = tts.get_volume()?;
tts.set_volume(tts.max_volume())?;
tts.speak("This is loud!", false)?;
tts.set_volume(tts.min_volume())?;
tts.speak("This is quiet.", false)?;
tts.set_volume(tts.normal_volume())?;
tts.speak("This is normal volume.", false)?;
tts.set_volume(original_volume)?;
}
tts.speak("Goodbye.", false)?;
let mut _input = String::new();
#[cfg(target_os = "macos")]
{
let run_loop: id = unsafe { NSRunLoop::currentRunLoop() };
unsafe {
let _: () = msg_send![run_loop, run];
}
}
io::stdin().read_line(&mut _input)?;
Ok(())
}