mirror of https://github.com/ndarilek/tts-rs.git
105 lines
3.7 KiB
Rust
105 lines
3.7 KiB
Rust
use std::io;
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#[cfg(target_os = "macos")]
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use cocoa_foundation::base::id;
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#[cfg(target_os = "macos")]
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use cocoa_foundation::foundation::NSRunLoop;
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#[cfg(target_os = "macos")]
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use objc::{msg_send, sel, sel_impl};
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use tts::*;
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fn main() -> Result<(), Error> {
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env_logger::init();
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let mut tts = Tts::default()?;
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if Tts::screen_reader_available() {
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println!("A screen reader is available on this platform.");
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} else {
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println!("No screen reader is available on this platform.");
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}
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let Features {
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utterance_callbacks,
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..
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} = tts.supported_features();
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if utterance_callbacks {
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tts.on_utterance_begin(Some(Box::new(|utterance| {
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println!("Started speaking {:?}", utterance)
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})))?;
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tts.on_utterance_end(Some(Box::new(|utterance| {
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println!("Finished speaking {:?}", utterance)
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})))?;
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tts.on_utterance_stop(Some(Box::new(|utterance| {
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println!("Stopped speaking {:?}", utterance)
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})))?;
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}
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let Features { is_speaking, .. } = tts.supported_features();
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if is_speaking {
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println!("Are we speaking? {}", tts.is_speaking()?);
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}
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tts.speak("Hello, world.", false)?;
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let Features { rate, .. } = tts.supported_features();
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if rate {
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let original_rate = tts.get_rate()?;
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tts.speak(format!("Current rate: {}", original_rate), false)?;
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tts.set_rate(tts.max_rate())?;
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tts.speak("This is very fast.", false)?;
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tts.set_rate(tts.min_rate())?;
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tts.speak("This is very slow.", false)?;
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tts.set_rate(tts.normal_rate())?;
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tts.speak("This is the normal rate.", false)?;
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tts.set_rate(original_rate)?;
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}
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let Features { pitch, .. } = tts.supported_features();
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if pitch {
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let original_pitch = tts.get_pitch()?;
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tts.set_pitch(tts.max_pitch())?;
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tts.speak("This is high-pitch.", false)?;
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tts.set_pitch(tts.min_pitch())?;
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tts.speak("This is low pitch.", false)?;
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tts.set_pitch(tts.normal_pitch())?;
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tts.speak("This is normal pitch.", false)?;
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tts.set_pitch(original_pitch)?;
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}
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let Features { volume, .. } = tts.supported_features();
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if volume {
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let original_volume = tts.get_volume()?;
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tts.set_volume(tts.max_volume())?;
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tts.speak("This is loud!", false)?;
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tts.set_volume(tts.min_volume())?;
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tts.speak("This is quiet.", false)?;
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tts.set_volume(tts.normal_volume())?;
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tts.speak("This is normal volume.", false)?;
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tts.set_volume(original_volume)?;
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}
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let Features { voice, .. } = tts.supported_features();
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if voice {
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let voices = tts.voices()?;
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println!("Available voices:\n===");
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for v in &voices {
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println!("{:?}", v);
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}
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let Features { get_voice, .. } = tts.supported_features();
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let original_voice = if get_voice { tts.voice()? } else { None };
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for v in &voices {
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tts.set_voice(v)?;
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tts.speak(format!("This is {}.", v.name()), false)?;
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}
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if let Some(original_voice) = original_voice {
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tts.set_voice(&original_voice)?;
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}
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}
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tts.speak("Goodbye.", false)?;
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let mut _input = String::new();
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// The below is only needed to make the example run on MacOS because there is no NSRunLoop in this context.
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// It shouldn't be needed in an app or game that almost certainly has one already.
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#[cfg(target_os = "macos")]
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{
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let run_loop: id = unsafe { NSRunLoop::currentRunLoop() };
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unsafe {
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let _: () = msg_send![run_loop, run];
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}
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}
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io::stdin().read_line(&mut _input)?;
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Ok(())
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}
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