forked from StudioInfinity/dyna3
Vectornaut
2eba80fb69
Simplifies the system that reactively triggers realizations, at the cost of removing the preconditioning step described in issue #101 and doing unnecessary realizations after certain kinds of updates. Co-authored-by: Aaron Fenyes <aaron.fenyes@fareycircles.ooo> Reviewed-on: StudioInfinity/dyna3#105 Co-authored-by: Vectornaut <vectornaut@nobody@nowhere.net> Co-committed-by: Vectornaut <vectornaut@nobody@nowhere.net>
69 lines
No EOL
2.8 KiB
Rust
69 lines
No EOL
2.8 KiB
Rust
use std::rc::Rc;
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use sycamore::prelude::*;
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use super::test_assembly_chooser::TestAssemblyChooser;
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use crate::{
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AppState,
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assembly::{InversiveDistanceRegulator, Point, Sphere}
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};
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#[component]
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pub fn AddRemove() -> View {
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view! {
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div(id="add-remove") {
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button(
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on:click=|_| {
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let state = use_context::<AppState>();
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batch(|| {
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// this call is batched to avoid redundant realizations.
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// it updates the element list and the regulator list,
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// which are both tracked by the realization effect
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/* TO DO */
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// it would make more to do the batching inside
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// `insert_element_default`, but that will have to wait
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// until Sycamore handles nested batches correctly.
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//
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// https://github.com/sycamore-rs/sycamore/issues/802
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//
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// the nested batch issue is relevant here because the
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// assembly loaders in the test assembly chooser use
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// `insert_element_default` within larger batches
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state.assembly.insert_element_default::<Sphere>();
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});
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}
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) { "Add sphere" }
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button(
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on:click=|_| {
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let state = use_context::<AppState>();
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state.assembly.insert_element_default::<Point>();
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}
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) { "Add point" }
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button(
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class="emoji", /* KLUDGE */ // for convenience, we're using an emoji as a temporary icon for this button
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disabled={
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let state = use_context::<AppState>();
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state.selection.with(|sel| sel.len() != 2)
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},
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on:click=|_| {
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let state = use_context::<AppState>();
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let subjects: [_; 2] = state.selection.with(
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// the button is only enabled when two elements are
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// selected, so we know the cast to a two-element array
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// will succeed
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|sel| sel
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.clone()
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.into_iter()
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.collect::<Vec<_>>()
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.try_into()
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.unwrap()
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);
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state.assembly.insert_regulator(
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Rc::new(InversiveDistanceRegulator::new(subjects))
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);
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state.selection.update(|sel| sel.clear());
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}
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) { "🔗" }
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TestAssemblyChooser {}
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}
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}
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} |