Files
dioxus/examples/tui_colorpicker.rs
T
2022-07-05 19:44:54 -05:00

28 lines
858 B
Rust

use dioxus::prelude::*;
use dioxus_tui::query::Query;
use dioxus_tui::Size;
fn main() {
dioxus::tui::launch(app);
}
fn app(cx: Scope) -> Element {
let hue = use_state(&cx, || 0.0);
let brightness = use_state(&cx, || 0.0);
let tui_query: Query = cx.consume_context().unwrap();
cx.render(rsx! {
div{
width: "100%",
background_color: "hsl({hue}, 70%, {brightness}%)",
onmousemove: move |evt| {
let node = tui_query.get(cx.root_node().mounted_id());
let Size{width, height} = node.size().unwrap();
let pos = evt.data.element_coordinates();
hue.set((pos.x as f32/width as f32)*255.0);
brightness.set((pos.y as f32/height as f32)*100.0);
},
"hsl({hue}, 70%, {brightness}%)",
}
})
}