#![allow(clippy::module_name_repetitions)]
use std::time::{Duration, Instant};
use iced::{
alignment::Vertical,
font::Weight,
theme::{Container, Svg},
widget::{component, container, mouse_area, row, svg, text},
Alignment, Background, Color, Element, Font, Length, Renderer, Theme,
};
use crate::theme::{
colours::{ORANGE, SYSTEM_GRAY6},
Icon,
};
pub const LONG_PRESS_LENGTH: Duration = Duration::from_millis(350);
pub fn toggle_card<M>(name: &str, active: bool, disabled: bool) -> ToggleCard<M> {
ToggleCard {
name: Box::from(name),
active,
disabled,
..ToggleCard::default()
}
}
pub struct ToggleCard<M> {
icon: Option<Icon>,
name: Box<str>,
height: Length,
width: Length,
active: bool,
disabled: bool,
active_icon_colour: Option<Color>,
on_press: Option<M>,
on_long_press: Option<M>,
}
impl<M> Default for ToggleCard<M> {
fn default() -> Self {
Self {
icon: None,
name: Box::from(""),
height: Length::Shrink,
width: Length::Fill,
active: false,
disabled: false,
active_icon_colour: None,
on_press: None,
on_long_press: None,
}
}
}
impl<M> ToggleCard<M> {
pub fn active_icon_colour(mut self, color: Option<Color>) -> Self {
self.active_icon_colour = color;
self
}
pub fn on_press(mut self, msg: M) -> Self {
self.on_press = Some(msg);
self
}
pub fn on_long_press(mut self, msg: M) -> Self {
self.on_long_press = Some(msg);
self
}
pub fn icon(mut self, icon: Icon) -> Self {
self.icon = Some(icon);
self
}
pub fn height(mut self, height: Length) -> Self {
self.height = height;
self
}
pub fn width(mut self, width: Length) -> Self {
self.width = width;
self
}
}
impl<M: Clone> iced::widget::Component<M, Renderer> for ToggleCard<M> {
type State = State;
type Event = ToggleCardEvent;
fn update(&mut self, state: &mut Self::State, event: Self::Event) -> Option<M> {
match event {
ToggleCardEvent::Down => {
state.mouse_down_start = Some(Instant::now());
None
}
ToggleCardEvent::Up => {
let Some(start) = state.mouse_down_start.take() else {
return None;
};
if start.elapsed() > LONG_PRESS_LENGTH {
self.on_long_press.clone().or_else(|| self.on_press.clone())
} else {
self.on_press.clone()
}
}
ToggleCardEvent::Hold => self.on_long_press.clone(),
ToggleCardEvent::Cancel => {
state.mouse_down_start = None;
None
}
}
}
fn view(&self, state: &Self::State) -> Element<'_, Self::Event, Renderer> {
let style = match (self.disabled, self.active, state.mouse_down_start) {
(true, _, _) => Style::Disabled,
(_, true, None) => Style::Active(self.active_icon_colour),
(_, true, Some(_)) => Style::ActiveHover(self.active_icon_colour),
(_, false, None) => Style::Inactive,
(_, false, Some(_)) => Style::InactiveHover,
};
let icon = self.icon.map(|icon| {
svg(icon)
.height(28)
.width(28)
.style(Svg::Custom(Box::new(style)))
});
let name = text(&self.name).size(18).font(Font {
weight: Weight::Bold,
..Font::with_name("Helvetica Neue")
});
let row = if let Some(icon) = icon {
row![icon, name]
} else {
row![name]
};
mouse_area(
container(
row.spacing(5)
.width(self.width)
.align_items(Alignment::Center),
)
.height(self.height)
.width(self.width)
.style(Container::Custom(Box::new(style)))
.align_y(Vertical::Bottom)
.padding([20, 20]),
)
.on_press(ToggleCardEvent::Down)
.on_release(ToggleCardEvent::Up)
.on_hold(ToggleCardEvent::Hold, LONG_PRESS_LENGTH)
.on_cancel(ToggleCardEvent::Cancel)
.into()
}
}
impl<'a, M> From<ToggleCard<M>> for Element<'a, M, Renderer>
where
M: 'a + Clone,
{
fn from(card: ToggleCard<M>) -> Self {
component(card)
}
}
#[derive(Default)]
pub struct State {
mouse_down_start: Option<Instant>,
}
#[derive(Clone)]
pub enum ToggleCardEvent {
Down,
Up,
Hold,
Cancel,
}
#[derive(Copy, Clone)]
pub enum Style {
Active(Option<Color>),
ActiveHover(Option<Color>),
Inactive,
InactiveHover,
Disabled,
}
impl container::StyleSheet for Style {
type Style = Theme;
fn appearance(&self, _style: &Self::Style) -> container::Appearance {
let base = container::Appearance {
text_color: None,
background: None,
border_radius: 10.0.into(),
border_width: 0.0,
border_color: Color::TRANSPARENT,
};
match self {
Style::Disabled => container::Appearance {
text_color: Some(Color {
a: 0.6,
..Color::WHITE
}),
background: Some(Background::Color(Color {
a: 0.9,
..SYSTEM_GRAY6
})),
..base
},
Style::Inactive => container::Appearance {
text_color: Some(Color {
a: 0.7,
..Color::WHITE
}),
background: Some(Background::Color(Color {
a: 0.7,
..SYSTEM_GRAY6
})),
..base
},
Style::InactiveHover => container::Appearance {
text_color: Some(Color {
a: 0.7,
..Color::WHITE
}),
background: Some(Background::Color(Color {
a: 0.9,
..SYSTEM_GRAY6
})),
..base
},
Style::Active(_) => container::Appearance {
text_color: Some(Color::BLACK),
background: Some(Background::Color(Color {
a: 0.8,
..Color::WHITE
})),
..base
},
Style::ActiveHover(_) => container::Appearance {
text_color: Some(Color::BLACK),
background: Some(Background::Color(Color {
a: 0.6,
..Color::WHITE
})),
..base
},
}
}
}
impl svg::StyleSheet for Style {
type Style = Theme;
fn appearance(&self, style: &Self::Style) -> svg::Appearance {
let base = <Self as container::StyleSheet>::appearance(self, style)
.text_color
.unwrap_or(Color::WHITE);
match self {
Style::Active(_) | Style::ActiveHover(_) => svg::Appearance {
color: Some(Color {
a: base.a,
..ORANGE
}),
},
Style::Inactive | Style::InactiveHover | Style::Disabled => {
svg::Appearance { color: Some(base) }
}
}
}
}