213 lines
6.0 KiB
Rust
213 lines
6.0 KiB
Rust
use api::*;
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use canary_script::*;
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use canary_music_player::{AlbumInfo, TrackInfo};
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use crate::widgets::prelude::*;
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use dialog::{DialogBodyStyle, DialogFooterStyle};
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use shell::Offset;
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use text::{HorizontalAlignment, Label, LabelText};
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pub struct MusicPlayerPanel {
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panel: Panel,
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widget: Option<MusicPlayerWidget>,
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disconnected: Offset<Label>,
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}
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impl BindPanel for MusicPlayerPanel {
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fn bind(panel: Panel, _msg: Message) -> Box<dyn PanelImpl> {
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let dc_text = LabelText {
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font: Font::new(crate::DISPLAY_FONT),
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text: "Disconnected".to_string(),
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};
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let disconnected = Label::new_centered(dc_text, 10.0, Color::WHITE);
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let disconnected = Offset::new(disconnected, Vec2::ZERO);
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Box::new(Self {
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panel,
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widget: None,
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disconnected,
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})
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}
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}
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impl PanelImpl for MusicPlayerPanel {
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fn update(&mut self, dt: f32) {
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if let Some(widget) = self.widget.as_mut() {
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Widget::update(widget, dt);
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}
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}
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fn draw(&mut self) {
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let ctx = DrawContext::new(self.panel);
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if let Some(widget) = self.widget.as_mut() {
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Widget::draw(widget, &ctx);
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} else {
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self.disconnected.draw(&ctx);
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}
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}
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fn on_resize(&mut self, new_size: Vec2) {
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self.disconnected.set_offset(new_size / 2.0);
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if let Some(widget) = self.widget.as_mut() {
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widget.resize(new_size);
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}
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}
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fn on_cursor_event(&mut self, kind: CursorEventKind, at: Vec2) {
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if let Some(widget) = self.widget.as_mut() {
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Widget::on_cursor_event(widget, kind, at);
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}
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}
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fn on_message(&mut self, msg: Message) {
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use canary_music_player::{serde_json::from_slice, InMsg};
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let msg = msg.to_vec();
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let msg: InMsg = match from_slice(&msg) {
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Ok(msg) => msg,
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Err(_) => return,
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};
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use InMsg::*;
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match (self.widget.as_mut(), msg) {
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(Some(_), Disconnected) => self.widget = None,
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(None, Connected) => self.widget = Some(MusicPlayerWidget::new()),
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(Some(widget), AlbumChanged(info)) => widget.update_album(info),
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(Some(widget), TrackChanged(info)) => widget.update_track(info),
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_ => {}
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}
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}
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}
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pub struct MusicPlayerStyle {
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pub body: DialogBodyStyle,
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pub footer: DialogFooterStyle,
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pub rounding: f32,
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pub art_margin: f32,
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}
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impl Default for MusicPlayerStyle {
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fn default() -> Self {
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Self {
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body: Default::default(),
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footer: Default::default(),
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rounding: 5.0,
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art_margin: 5.0,
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}
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}
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}
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pub struct MusicPlayerWidget {
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artist: Offset<Label>,
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album: Offset<Label>,
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track: Offset<Label>,
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style: MusicPlayerStyle,
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art_rect: Rect,
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body_rect: Rect,
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footer_rect: Rect,
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}
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impl Container for MusicPlayerWidget {
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fn with_children(&mut self, mut f: impl FnMut(&mut dyn Widget)) {
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f(&mut self.artist);
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f(&mut self.album);
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f(&mut self.track);
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}
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fn draw(&mut self, ctx: &DrawContext) {
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ctx.draw_partially_rounded_rect(
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CornerFlags::TOP,
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self.body_rect,
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self.style.rounding,
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self.style.body.color,
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);
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ctx.draw_rounded_rect(self.art_rect, self.style.rounding, Color::MAGENTA);
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ctx.draw_partially_rounded_rect(
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CornerFlags::BOTTOM,
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self.footer_rect,
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self.style.rounding,
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self.style.footer.color,
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);
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}
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}
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impl MusicPlayerWidget {
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pub fn new() -> Self {
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let font = Font::new(crate::DISPLAY_FONT);
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let make_label = |content: &str| {
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let text = LabelText {
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font,
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text: content.to_string(),
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};
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let label = Label::new_centered(text, 10.0, Color::BLACK);
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Offset::new(label, Vec2::ZERO)
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};
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Self {
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artist: make_label("Artist"),
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album: make_label("Album"),
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track: make_label("Track"),
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style: Default::default(),
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art_rect: Rect::from_xy_size(Vec2::ZERO, Vec2::ZERO),
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body_rect: Rect::from_xy_size(Vec2::ZERO, Vec2::ZERO),
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footer_rect: Rect::from_xy_size(Vec2::ZERO, Vec2::ZERO),
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}
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}
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pub fn resize(&mut self, new_size: Vec2) {
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let style = &self.style;
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let width = new_size.x;
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let body_height = new_size.y - style.footer.height;
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let body_height = body_height.max(0.0);
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let body_size = Vec2::new(width, body_height);
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let footer_size = Vec2::new(width, style.footer.height);
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let art_size = body_height - style.art_margin * 2.0;
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self.art_rect = Rect::from_xy_size(Vec2::splat(style.art_margin), Vec2::splat(art_size));
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let label_x = (width + self.art_rect.br.x) / 2.0;
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let artist_baseline = body_height * 0.25;
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let album_baseline = body_height * 0.55;
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let track_baseline = body_height * 0.85;
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self.artist.set_offset(Vec2::new(label_x, artist_baseline));
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self.album.set_offset(Vec2::new(label_x, album_baseline));
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self.track.set_offset(Vec2::new(label_x, track_baseline));
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self.body_rect = Rect::from_xy_size(Vec2::ZERO, body_size);
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self.footer_rect = Rect::from_xy_size(self.body_rect.bl(), footer_size);
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}
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pub fn update_album(&mut self, info: AlbumInfo) {
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self.album.set_text(
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info.title
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.as_ref()
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.map(|s| s.as_str())
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.unwrap_or("<album here>"),
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);
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}
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pub fn update_track(&mut self, info: TrackInfo) {
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self.artist.set_text(
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info.artists
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.first()
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.map(|s| s.as_str())
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.unwrap_or("<artist here>"),
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);
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self.track.set_text(
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info.title
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.as_ref()
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.map(|s| s.as_str())
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.unwrap_or("<album here>"),
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);
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}
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}
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