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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,14 @@ | ||
| [package] | ||
| name = "phase_meter" | ||
| version = "0.1.0" | ||
| authors = ["Billy Messenger <[email protected]>"] | ||
| edition = "2018" | ||
| publish = false | ||
|
|
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| # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html | ||
|
|
||
| [dependencies] | ||
| iced_audio = { path="../../" } | ||
| iced = { version = "0.1", features = ["canvas", "async-std", "debug"] } | ||
| iced_native = { version = "0.2" } | ||
| async-std = { version = "1.6", features = ["unstable"] } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,243 @@ | ||
| use iced::{ | ||
| executor, Application, Color, Column, Command, Container, Element, Length, | ||
| Row, Settings, Subscription, Text, | ||
| }; | ||
|
|
||
| use iced_audio::{ | ||
| knob, FloatRange, Knob, phase_meter, PhaseMeter, | ||
| }; | ||
|
|
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| use std::time::Instant; | ||
|
|
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| // Create a unique identifier for each parameter. Note you may also use any | ||
| // type you want such as u32, i32, Strings, etc. | ||
| #[derive(Debug, Copy, Clone)] | ||
| pub enum ParamID { | ||
| PhaseKnob, | ||
| } | ||
|
|
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| pub fn main() { | ||
| PhaseMeterApp::run(Settings { | ||
| antialiasing: true, | ||
| ..Settings::default() | ||
| }) | ||
| } | ||
|
|
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| #[derive(Debug, Clone, Copy)] | ||
| enum Message { | ||
| Tick(Instant), | ||
| ParamMoved(ParamID), | ||
| } | ||
|
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| struct PhaseMeterApp { | ||
| #[allow(dead_code)] | ||
| float_range: FloatRange, | ||
|
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| phase_knob_state: knob::State<ParamID>, | ||
|
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| phase_meter_default_state: phase_meter::State, | ||
| phase_meter_custom_state: phase_meter::State, | ||
|
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| current: Instant, | ||
| } | ||
|
|
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| impl PhaseMeterApp { | ||
| pub fn update(&mut self, now: Instant) { | ||
| self.current = now; | ||
| } | ||
| } | ||
|
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| impl Application for PhaseMeterApp { | ||
| type Executor = executor::Default; | ||
| type Message = Message; | ||
| type Flags = (); | ||
|
|
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| fn new(_flags: ()) -> (Self, Command<Message>) { | ||
| let float_range = FloatRange::default_bipolar(); | ||
|
|
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| ( | ||
| PhaseMeterApp { | ||
| float_range, | ||
|
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| phase_knob_state: knob::State::new( | ||
| float_range.create_param_default(ParamID::PhaseKnob), | ||
| ), | ||
|
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| phase_meter_default_state: phase_meter::State::default(), | ||
|
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| phase_meter_custom_state: phase_meter::State::new( | ||
| 0.5.into(), | ||
| phase_meter::TierPositions { | ||
| poor: 0.55.into(), | ||
| good: 0.45.into(), | ||
| }, | ||
| ), | ||
|
|
||
| current: Instant::now(), | ||
| }, | ||
| Command::none(), | ||
| ) | ||
| } | ||
|
|
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| fn title(&self) -> String { | ||
| String::from("Phase Correlation Meter - Iced Audio") | ||
| } | ||
|
|
||
| fn update(&mut self, message: Message) -> Command<Message> { | ||
| match message { | ||
| Message::Tick(instant) => { | ||
| self.update(instant); | ||
|
|
||
| // Normally you would animate the meter here, but basic | ||
| // knobs are used instead for demonstration. | ||
| } | ||
| Message::ParamMoved(id) => match id { | ||
| ParamID::PhaseKnob => { | ||
| let normal = self.phase_knob_state.param.normal; | ||
| self.phase_meter_default_state.normal = normal; | ||
| self.phase_meter_custom_state.normal = normal; | ||
| } | ||
| }, | ||
| } | ||
|
|
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| Command::none() | ||
| } | ||
|
|
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| fn subscription(&self) -> Subscription<Message> { | ||
| time::every(std::time::Duration::from_millis(10)) | ||
| .map(|instant| Message::Tick(instant)) | ||
| } | ||
|
|
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| fn view(&mut self) -> Element<Message> { | ||
| let phase_knob = | ||
| Knob::new(&mut self.phase_knob_state, Message::ParamMoved); | ||
|
|
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| let phase_meter_default = PhaseMeter::new(&mut self.phase_meter_default_state); | ||
|
|
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| let phase_meter_custom = PhaseMeter::new(&mut self.phase_meter_custom_state) | ||
| .orientation(phase_meter::Orientation::Vertical) | ||
| .style(CustomPhaseMeterStyle) | ||
| .width(Length::from(Length::Units(14))); | ||
|
|
||
| let row = Row::new() | ||
| .width(Length::Fill) | ||
| .height(Length::Fill) | ||
| .spacing(20) | ||
| .padding(20) | ||
| .push( | ||
| Column::new() | ||
| .max_width(60) | ||
| .height(Length::Fill) | ||
| .spacing(20) | ||
| .push(phase_knob) | ||
| .push(Text::new("Phase")), | ||
| ) | ||
| .push( | ||
| Column::new() | ||
| .width(Length::Fill) | ||
| .height(Length::Fill) | ||
| .spacing(20) | ||
| .push(phase_meter_default), | ||
| ) | ||
| .push( | ||
| Column::new() | ||
| .max_width(100) | ||
| .max_height(400) | ||
| .spacing(20) | ||
| .push(phase_meter_custom), | ||
| ); | ||
|
|
||
| Container::new(row) | ||
| .width(Length::Fill) | ||
| .height(Length::Fill) | ||
| .center_x() | ||
| .center_y() | ||
| .into() | ||
| } | ||
| } | ||
|
|
||
| mod time { | ||
| use iced::futures; | ||
| use std::time::Instant; | ||
|
|
||
| pub fn every(duration: std::time::Duration) -> iced::Subscription<Instant> { | ||
| iced::Subscription::from_recipe(Every(duration)) | ||
| } | ||
|
|
||
| struct Every(std::time::Duration); | ||
|
|
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| impl<H, I> iced_native::subscription::Recipe<H, I> for Every | ||
| where | ||
| H: std::hash::Hasher, | ||
| { | ||
| type Output = Instant; | ||
|
|
||
| fn hash(&self, state: &mut H) { | ||
| use std::hash::Hash; | ||
|
|
||
| std::any::TypeId::of::<Self>().hash(state); | ||
| self.0.hash(state); | ||
| } | ||
|
|
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| fn stream( | ||
| self: Box<Self>, | ||
| _input: futures::stream::BoxStream<'static, I>, | ||
| ) -> futures::stream::BoxStream<'static, Self::Output> { | ||
| use futures::stream::StreamExt; | ||
|
|
||
| async_std::stream::interval(self.0) | ||
| .map(|_| Instant::now()) | ||
| .boxed() | ||
| } | ||
| } | ||
| } | ||
|
|
||
| pub const BACK_COLOR: Color = Color::from_rgb( | ||
| 0x42 as f32 / 255.0, | ||
| 0x46 as f32 / 255.0, | ||
| 0x4D as f32 / 255.0, | ||
| ); | ||
| pub const BORDER_COLOR: Color = Color::from_rgb( | ||
| 0x30 as f32 / 255.0, | ||
| 0x33 as f32 / 255.0, | ||
| 0x3C as f32 / 255.0, | ||
| ); | ||
| pub const BAD_COLOR: Color = Color::from_rgb( | ||
| 0xFF as f32 / 255.0, | ||
| 0x94 as f32 / 255.0, | ||
| 0x91 as f32 / 255.0, | ||
| ); | ||
| pub const POOR_COLOR: Color = Color::from_rgb( | ||
| 0xFF as f32 / 255.0, | ||
| 0x94 as f32 / 255.0, | ||
| 0x91 as f32 / 255.0, | ||
| ); | ||
| pub const OKAY_COLOR: Color = Color::from_rgb( | ||
| 0x99 as f32 / 255.0, | ||
| 0x91 as f32 / 255.0, | ||
| 0xFF as f32 / 255.0, | ||
| ); | ||
| pub const GOOD_COLOR: Color = Color::from_rgb( | ||
| 0x91 as f32 / 255.0, | ||
| 0xBD as f32 / 255.0, | ||
| 0xFF as f32 / 255.0, | ||
| ); | ||
|
|
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| // Custom style for a `PhaseMeter` | ||
|
|
||
| struct CustomPhaseMeterStyle; | ||
| impl phase_meter::StyleSheet for CustomPhaseMeterStyle { | ||
| fn style(&self) -> phase_meter::Style { | ||
| phase_meter::Style { | ||
| back_color: BACK_COLOR, | ||
| back_border_width: 2, | ||
| back_border_color: BORDER_COLOR, | ||
| bad_color: BAD_COLOR, | ||
| poor_color: POOR_COLOR, | ||
| okay_color: OKAY_COLOR, | ||
| good_color: GOOD_COLOR, | ||
| center_line_width: 2, | ||
| center_line_color: Color::WHITE, | ||
| } | ||
| } | ||
| } |
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