gled-ui 2.32.1

gled's egui interface, shared by the desktop app and the browser
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use crate::ui::{
    asset_tree::{AssetTree, TREE_WIDTH, TreeSelection},
    curve_editor::CurveEditor,
    window_common::{gled_window_frame, raise, tool_window_builder},
};
use egui::{Context, Id, Margin, Rect, Ui, Vec2, ViewportId};
use gled_model::{
    asset::{Asset, curve::Curve},
    collection::Collections,
};

#[derive(Debug, Default)]
pub(crate) struct CurvesWindow {
    open: bool,
    /// Set while the window still has to be brought forward.
    raise: bool,
    dirty: bool,
    tree: AssetTree<Curve>,
}

impl CurvesWindow {
    #[cfg_attr(feature = "profiling", profiling::function)]
    pub(crate) fn update(&mut self, ctx: &Context, collections: &mut Collections) {
        if !self.open {
            self.dirty = false;
            return;
        }

        ctx.show_viewport_immediate(
            ViewportId(Id::new("curves window")),
            tool_window_builder("Curves")
                .with_inner_size(Vec2::new(660.0, 500.0))
                .with_min_inner_size(Vec2::new(660.0, 500.0)),
            |ctx, _viewport_class| {
                raise(ctx, &mut self.raise);
                ctx.input(|input| {
                    if input.viewport().close_requested()
                        || crate::ui::window_common::embedded_close_clicked("Curves")
                    {
                        self.open = false;
                    }
                });

                gled_window_frame(ctx, "Curves", |ui| {
                    egui::Panel::left("curves tree")
                        .exact_size(TREE_WIDTH)
                        .resizable(false)
                        .show(ui, |ui| {
                            if self
                                .tree
                                .show(ui, ui.make_persistent_id("curves_tree"), collections)
                            {
                                self.dirty = false;
                            }
                        });

                    egui::CentralPanel::default().show(ui, |ui| {
                        self.tree.common_settings(ui, &mut self.dirty, collections);

                        if let TreeSelection::Asset(curve) = &mut self.tree.selected() {
                            curve_editor(ui, curve, &mut self.dirty);
                        }
                    });
                });
            },
        );
    }

    pub(crate) fn open(&mut self) {
        self.open = true;
        self.raise = true;
    }
}

fn curve_editor(ui: &mut Ui, curve: &mut Asset<Curve>, dirty: &mut bool) {
    let width = crate::ui::row_cell_width(ui, 2, 3.0);
    ui.horizontal(|ui| {
        egui::Frame::NONE
            .inner_margin(Margin::from(3.0))
            .show(ui, |ui| {
                ui.set_max_width(width);
                ui.vertical_centered_justified(|ui| {
                    if ui.button("Invert X-Axis ↔").clicked() {
                        curve.data.invert_x_axis();
                        *dirty = true;
                    }
                });
            });
        egui::Frame::NONE
            .inner_margin(Margin::from(3.0))
            .show(ui, |ui| {
                ui.set_max_width(width);
                ui.vertical_centered_justified(|ui| {
                    if ui.button("Invert Y-Axis ↕").clicked() {
                        curve.data.invert_y_axis();
                        *dirty = true;
                    }
                });
            });
    });

    *dirty |= curve.data.draw_curve(
        ui,
        true,
        None,
        Rect::from_min_size(ui.next_widget_position(), ui.available_size()),
    );
}