mirror of
https://github.com/ndarilek/tts-rs.git
synced 2024-11-23 11:09:37 +00:00
71 lines
2.5 KiB
Rust
71 lines
2.5 KiB
Rust
use tts::*;
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// The `loop {}` below only simulates an app loop.
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// Without it, the `TTS` instance gets dropped before callbacks can run.
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#[allow(unreachable_code)]
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fn run() -> Result<(), Error> {
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let mut tts = Tts::default()?;
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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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tts.speak("Goodbye.", false)?;
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loop {}
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Ok(())
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}
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#[cfg_attr(target_os = "android", ndk_glue::main(backtrace = "on"))]
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pub fn main() {
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run().expect("Failed to run");
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}
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