c3643eaf6d
Both the native and the web slider now have a member `step` to control the least possible change of the slider's value. It defaults to 1.0 for all sliders and can be adjusted with the step method.
105 lines
2.9 KiB
Rust
105 lines
2.9 KiB
Rust
use iced_wgpu::Renderer;
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use iced_winit::{
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slider, Align, Color, Column, Command, Element, Length, Program, Row,
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Slider, Text,
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};
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pub struct Controls {
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background_color: Color,
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sliders: [slider::State; 3],
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}
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#[derive(Debug, Clone)]
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pub enum Message {
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BackgroundColorChanged(Color),
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}
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impl Controls {
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pub fn new() -> Controls {
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Controls {
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background_color: Color::BLACK,
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sliders: Default::default(),
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}
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}
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pub fn background_color(&self) -> Color {
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self.background_color
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}
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}
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impl Program for Controls {
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type Renderer = Renderer;
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type Message = Message;
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fn update(&mut self, message: Message) -> Command<Message> {
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match message {
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Message::BackgroundColorChanged(color) => {
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self.background_color = color;
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}
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}
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Command::none()
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}
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fn view(&mut self) -> Element<Message, Renderer> {
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let [r, g, b] = &mut self.sliders;
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let background_color = self.background_color;
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let sliders = Row::new()
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.width(Length::Units(500))
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.spacing(20)
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.push(
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Slider::new(r, 0.0..=1.0, background_color.r, move |r| {
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Message::BackgroundColorChanged(Color {
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r,
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..background_color
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})
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})
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.step(0.01),
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)
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.push(
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Slider::new(g, 0.0..=1.0, background_color.g, move |g| {
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Message::BackgroundColorChanged(Color {
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g,
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..background_color
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})
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})
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.step(0.01),
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)
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.push(
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Slider::new(b, 0.0..=1.0, background_color.b, move |b| {
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Message::BackgroundColorChanged(Color {
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b,
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..background_color
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})
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})
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.step(0.01),
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);
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Row::new()
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.width(Length::Fill)
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.height(Length::Fill)
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.align_items(Align::End)
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.push(
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Column::new()
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.width(Length::Fill)
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.align_items(Align::End)
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.push(
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Column::new()
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.padding(10)
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.spacing(10)
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.push(
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Text::new("Background color")
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.color(Color::WHITE),
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)
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.push(sliders)
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.push(
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Text::new(format!("{:?}", background_color))
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.size(14)
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.color(Color::WHITE),
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),
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),
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)
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.into()
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}
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}
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