egui/crates/egui-winit/src/screen_reader.rs
2022-08-20 10:41:49 +02:00

49 lines
1.2 KiB
Rust

pub struct ScreenReader {
#[cfg(feature = "tts")]
tts: Option<tts::Tts>,
}
#[cfg(not(feature = "tts"))]
#[allow(clippy::derivable_impls)] // False positive
impl Default for ScreenReader {
fn default() -> Self {
Self {}
}
}
#[cfg(feature = "tts")]
impl Default for ScreenReader {
fn default() -> Self {
let tts = match tts::Tts::default() {
Ok(screen_reader) => {
tracing::debug!("Initialized screen reader.");
Some(screen_reader)
}
Err(err) => {
tracing::warn!("Failed to load screen reader: {}", err);
None
}
};
Self { tts }
}
}
impl ScreenReader {
#[cfg(not(feature = "tts"))]
#[allow(clippy::unused_self)]
pub fn speak(&mut self, _text: &str) {}
#[cfg(feature = "tts")]
pub fn speak(&mut self, text: &str) {
if text.is_empty() {
return;
}
if let Some(tts) = &mut self.tts {
tracing::debug!("Speaking: {:?}", text);
let interrupt = true;
if let Err(err) = tts.speak(text, interrupt) {
tracing::warn!("Failed to read: {}", err);
}
}
}
}