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use std::collections::HashMap;
use std::os::raw::c_float;
use xml::attribute::OwnedAttribute;
#[derive(thiserror::Error, Debug)]
#[allow(clippy::enum_variant_names)]
pub enum ParseError {
#[error("Expected int: {0}")]
ExpectedInt(#[from] std::num::ParseIntError),
#[error("Expected float: {0}")]
ExpectedFloat(#[from] std::num::ParseFloatError),
}
#[derive(Debug)]
pub struct Gate {
amount: u8,
threshold: i8,
attack: u8,
release: u8,
enabled: bool,
attenuation: u8,
}
impl Gate {
pub fn new() -> Self {
Self {
amount: 0,
threshold: 0,
attack: 0,
release: 0,
enabled: false,
attenuation: 0,
}
}
pub fn parse_gate(&mut self, attributes: &[OwnedAttribute]) -> Result<(), ParseError> {
for attr in attributes {
if attr.name.local_name == "MIC_GATE_MACRO_AMOUNT" {
self.amount = attr.value.parse::<c_float>()? as u8;
continue;
}
if attr.name.local_name == "MIC_GATE_THRESOLD" {
self.threshold = attr.value.parse::<c_float>()? as i8;
continue;
}
if attr.name.local_name == "MIC_GATE_ATTACK" {
self.attack = attr.value.parse::<c_float>()? as u8;
continue;
}
if attr.name.local_name == "MIC_GATE_RELEASE" {
self.release = attr.value.parse::<c_float>()? as u8;
continue;
}
if attr.name.local_name == "MIC_GATE_ENABLE" {
if attr.value == "0" {
self.enabled = false;
} else {
self.enabled = true;
}
continue;
}
if attr.name.local_name == "MIC_GATE_ATTEN" {
self.attenuation = attr.value.parse::<c_float>()? as u8;
continue;
}
}
Ok(())
}
pub fn write_gate(&self, attributes: &mut HashMap<String, String>) {
attributes.insert(
"MIC_GATE_MACRO_AMOUNT".to_string(),
format!("{}", self.amount),
);
attributes.insert(
"MIC_GATE_THRESOLD".to_string(),
format!("{}", self.threshold),
);
attributes.insert("MIC_GATE_ATTACK".to_string(), format!("{}", self.attack));
attributes.insert("MIC_GATE_RELEASE".to_string(), format!("{}", self.release));
attributes.insert(
"MIC_GATE_ENABLE".to_string(),
format!("{}", self.enabled as u8),
);
attributes.insert(
"MIC_GATE_ATTEN".to_string(),
format!("{}", self.attenuation)
);
}
pub fn amount(&self) -> u8 { self.amount }
pub fn enabled(&self) -> bool { self.enabled }
pub fn threshold(&self) -> i8 { self.threshold }
pub fn attack(&self) -> u8 { self.attack }
pub fn release(&self) -> u8 { self.release }
pub fn attenuation(&self) -> u8 { self.attenuation }
pub fn set_amount(&mut self, amount: u8) {
self.amount = amount;
}
pub fn set_threshold(&mut self, threshold: i8) {
self.threshold = threshold;
}
pub fn set_attack(&mut self, attack: u8) {
self.attack = attack;
}
pub fn set_release(&mut self, release: u8) {
self.release = release;
}
pub fn set_enabled(&mut self, enabled: bool) {
self.enabled = enabled;
}
pub fn set_attenuation(&mut self, attenuation: u8) {
self.attenuation = attenuation;
}
}