godot-tts/src/lib.rs

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use gdnative::init::*;
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use gdnative::*;
use tts::{Features, TTS as Tts};
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#[derive(NativeClass)]
#[inherit(Node)]
#[register_with(Self::register_properties)]
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struct TTS(Tts);
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#[methods]
impl TTS {
fn _init(_owner: gdnative::Node) -> Self {
let tts = Tts::default().unwrap();
Self(tts)
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}
fn register_properties(builder: &ClassBuilder<Self>) {
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builder
.add_property("rate")
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.with_getter(|this: &TTS, _| match this.0.get_rate() {
Ok(rate) => rate,
_ => 0.,
})
.with_setter(|this: &mut TTS, _, v: f32| {
let Features {
rate: rate_supported,
..
} = this.0.supported_features();
if rate_supported {
let mut v = v;
if v < this.0.min_rate() {
v = this.0.min_rate();
} else if v > this.0.max_rate() {
v = this.0.max_rate();
}
this.0.set_rate(v).unwrap();
}
})
.done();
builder
.add_property("min_rate")
.with_getter(|this: &TTS, _| {
let Features {
rate: rate_supported,
..
} = this.0.supported_features();
if rate_supported {
this.0.min_rate()
} else {
0.
}
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})
.done();
builder
.add_property("max_rate")
.with_getter(|this: &TTS, _| {
let Features {
rate: rate_supported,
..
} = this.0.supported_features();
if rate_supported {
this.0.max_rate()
} else {
0.
}
})
.done();
builder
.add_property("normal_rate")
.with_getter(|this: &TTS, _| {
let Features {
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rate: rate_supported,
..
} = this.0.supported_features();
if rate_supported {
this.0.normal_rate()
} else {
0.
}
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})
.done();
builder
.add_property("can_detect_screen_reader")
.with_getter(|_: &TTS, _| {
#[cfg(windows)]
return true;
return false;
})
.done();
builder
.add_property("has_screen_reader")
.with_getter(|_: &TTS, _| {
#[cfg(windows)]
{
let tolk = tolk::Tolk::new();
tolk.detect_screen_reader().is_some()
}
false
})
.done();
}
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#[export]
fn speak(&mut self, _owner: Node, message: GodotString, interrupt: bool) {
let message = message.to_string();
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self.0.speak(message, interrupt).unwrap();
}
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#[export]
fn stop(&mut self, _owner: Node) {
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self.0.stop().unwrap();
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}
#[export]
fn is_rate_supported(&mut self, _owner: Node) -> bool {
let Features {
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rate: rate_supported,
..
} = self.0.supported_features();
rate_supported
}
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}
fn init(handle: gdnative::init::InitHandle) {
handle.add_class::<TTS>();
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}
godot_gdnative_init!();
godot_nativescript_init!(init);
godot_gdnative_terminate!();