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use super::panel_trait::{Panel, PanelState};
use crate::data::scope::ScopeType;
use crate::data::{data::LivePlotData, traces::TraceRef};
use eframe::egui;
use egui::{Id, Ui};
use egui_phosphor::regular::{BROOM, DOTS_SIX_VERTICAL};
use egui_table::{HeaderRow as EgHeaderRow, Table, TableDelegate};
use super::scope_settings_ui::{DragPayload, ScopeSettingsUiPanel};
use super::trace_look_ui::render_trace_look_editor;
pub struct TracesPanel {
pub state: PanelState,
pub look_editor_trace: Option<TraceRef>,
pub look_editor_xy_pair: Option<(usize, usize)>,
pub hover_trace: Option<TraceRef>,
pub dragging_trace: Option<DragPayload>,
scope_settings_ui: ScopeSettingsUiPanel,
}
impl Default for TracesPanel {
fn default() -> Self {
Self {
state: PanelState::new("Traces", "📈"),
look_editor_trace: None,
look_editor_xy_pair: None,
hover_trace: None,
dragging_trace: None,
scope_settings_ui: ScopeSettingsUiPanel::default(),
}
}
}
impl Panel for TracesPanel {
fn state(&self) -> &PanelState {
&self.state
}
fn state_mut(&mut self) -> &mut PanelState {
&mut self.state
}
fn hotkey_name(&self) -> Option<crate::data::hotkeys::HotkeyName> {
Some(crate::data::hotkeys::HotkeyName::Traces)
}
fn render_menu(
&mut self,
ui: &mut egui::Ui,
data: &mut LivePlotData<'_>,
collapsed: bool,
tooltip: &str,
) {
let label = if collapsed {
self.icon_only()
.map(|s| s.to_string())
.unwrap_or_else(|| self.title().to_string())
} else {
self.title_and_icon()
};
let mr = ui.menu_button(label, |ui| {
// Show Traces: open the Traces panel and focus dock
if ui.button("Show Traces").clicked() {
let st = self.state_mut();
st.visible = true;
st.request_focus = true;
ui.close();
}
ui.separator();
// Data Points slider (mirror of panel control)
ui.horizontal(|ui| {
ui.label("Data Points:");
ui.add(egui::Slider::new(
&mut data.traces.max_points,
data.traces.points_bounds.0..=data.traces.points_bounds.1,
));
});
ui.separator();
// Visibility control: All Visible / All Hidden
if ui.button("All Visible").clicked() {
for (_name, tr) in data.traces.traces_iter_mut() {
tr.look.visible = true;
}
ui.close();
}
if ui.button("All Hidden").clicked() {
for (_name, tr) in data.traces.traces_iter_mut() {
tr.look.visible = false;
}
ui.close();
}
ui.separator();
if ui.button(format!("{BROOM} Clear All")).clicked() {
data.traces.clear_all();
ui.close();
}
});
if !tooltip.is_empty() {
mr.response.on_hover_text(tooltip);
}
}
fn render_panel(&mut self, ui: &mut Ui, data: &mut LivePlotData<'_>) {
if data.scope_data.is_empty() {
ui.label("No scopes available.");
return;
}
// Render the trace look editor in a bottom panel so it stays visible
// without scrolling.
let has_editor = self.look_editor_trace.is_some() || self.look_editor_xy_pair.is_some();
if has_editor {
egui::TopBottomPanel::bottom("traces_look_editor_panel")
.resizable(true)
.show_inside(ui, |ui| {
if let Some(tn) = self.look_editor_trace.clone() {
self.look_editor_xy_pair = None;
if let Some(tr) = data.traces.get_trace_mut(&tn) {
egui::Frame::group(ui.style()).show(ui, |ui| {
ui.horizontal(|ui| {
ui.strong(format!("Style: {}", tn));
ui.with_layout(
egui::Layout::right_to_left(egui::Align::Center),
|ui| {
if ui.small_button("✖ Close").clicked() {
self.look_editor_trace = None;
}
},
);
});
ui.separator();
render_trace_look_editor(&mut tr.look, ui, true);
});
} else {
ui.label("Trace not found.");
self.look_editor_trace = None;
}
} else if let Some((scope_id, pair_idx)) = self.look_editor_xy_pair {
egui::Frame::group(ui.style()).show(ui, |ui| {
ui.horizontal(|ui| {
ui.strong(format!("XY Pair Style: #{}", pair_idx + 1));
ui.with_layout(
egui::Layout::right_to_left(egui::Align::Center),
|ui| {
if ui.small_button("✖ Close").clicked() {
self.look_editor_xy_pair = None;
}
},
);
});
ui.separator();
if let Some(scope) =
data.scope_data.iter_mut().find(|s| s.id == scope_id)
{
if let Some((_x, _y, look)) = scope.xy_pairs.get_mut(pair_idx) {
render_trace_look_editor(look, ui, true);
} else {
ui.label("XY pair not found.");
}
} else {
ui.label("Scope not found.");
}
});
}
});
}
egui::ScrollArea::vertical()
.id_salt("traces_panel_scroll")
.show(ui, |ui| {
self.render_scope_assignments(ui, data);
ui.separator();
ui.label("Data Points:");
ui.add(egui::Slider::new(
&mut data.traces.max_points,
data.traces.points_bounds.0..=data.traces.points_bounds.1,
));
ui.separator();
ui.horizontal(|ui| {
ui.button("All Visible").clicked().then(|| {
for (_name, tr) in data.traces.traces_iter_mut() {
tr.look.visible = true;
}
});
ui.button("All Hidden").clicked().then(|| {
for (_name, tr) in data.traces.traces_iter_mut() {
tr.look.visible = false;
}
});
});
ui.separator();
self.hover_trace = None;
#[derive(Clone)]
struct Row {
name: TraceRef,
}
let rows: Vec<Row> = data
.traces
.all_trace_names()
.into_iter()
.map(|name| Row { name })
.collect();
struct TracesDelegate<'a> {
traces: &'a mut crate::data::traces::TracesCollection,
hover_out: &'a mut Option<TraceRef>,
look_toggle: &'a mut Option<TraceRef>,
drag_out: &'a mut Option<DragPayload>,
rows: Vec<Row>,
}
impl<'a> TableDelegate for TracesDelegate<'a> {
fn header_cell_ui(
&mut self,
ui: &mut egui::Ui,
cell: &egui_table::HeaderCellInfo,
) {
let col = cell.col_range.start;
let text = match col {
0 => "",
1 => "",
2 => "Trace",
3 => "Visible",
4 => "Offset",
5 => "Info",
_ => "",
};
// Center certain headers; keep Trace/Info left-aligned.
let centered_cols = [0usize, 1, 3, 4];
if centered_cols.contains(&col) {
ui.with_layout(
egui::Layout::centered_and_justified(egui::Direction::LeftToRight),
|ui| {
ui.strong(text);
},
);
} else {
ui.add_space(4.0);
ui.strong(text);
}
}
fn cell_ui(&mut self, ui: &mut egui::Ui, cell: &egui_table::CellInfo) {
let row = cell.row_nr as usize;
let col = cell.col_nr;
if row >= self.rows.len() {
return;
}
let r = &self.rows[row];
match col {
0 => {
// Drag handle centered.
ui.with_layout(
egui::Layout::centered_and_justified(
egui::Direction::LeftToRight,
),
|ui| {
let resp = ui
.add(
egui::Label::new(DOTS_SIX_VERTICAL)
.sense(egui::Sense::click_and_drag()),
)
.on_hover_text("Drag into a scope / XY slot");
if resp.hovered() {
*self.hover_out = Some(r.name.clone());
ui.output_mut(|o| {
o.cursor_icon = egui::CursorIcon::Grab
});
}
if resp.drag_started() || resp.dragged() {
*self.drag_out = Some(DragPayload {
trace: r.name.clone(),
origin_scope_id: None,
});
ui.output_mut(|o| {
o.cursor_icon = egui::CursorIcon::Grabbing
});
}
},
);
}
1 => {
// Color editor centered.
ui.with_layout(
egui::Layout::centered_and_justified(
egui::Direction::LeftToRight,
),
|ui| {
if let Some(tr) = self.traces.get_trace_mut(&r.name) {
let mut c = tr.look.color;
let resp = ui
.color_edit_button_srgba(&mut c)
.on_hover_text("Change trace color");
if resp.hovered() {
*self.hover_out = Some(r.name.clone());
}
if resp.changed() {
tr.look.color = c;
}
}
},
);
}
2 => {
ui.add_space(4.0);
let resp = ui.add(
egui::Label::new(r.name.0.clone())
.truncate()
.show_tooltip_when_elided(true)
.sense(egui::Sense::click_and_drag()),
);
if resp.hovered() {
*self.hover_out = Some(r.name.clone());
}
if resp.drag_started() || resp.dragged() {
*self.drag_out = Some(DragPayload {
trace: r.name.clone(),
origin_scope_id: None,
});
ui.output_mut(|o| o.cursor_icon = egui::CursorIcon::Grabbing);
}
if resp.clicked() {
*self.look_toggle = Some(r.name.clone());
}
}
3 => {
// Visible checkbox centered.
ui.with_layout(
egui::Layout::centered_and_justified(
egui::Direction::LeftToRight,
),
|ui| {
if let Some(tr) = self.traces.get_trace_mut(&r.name) {
let mut vis = tr.look.visible;
let resp = ui.checkbox(&mut vis, "");
if resp.hovered() {
*self.hover_out = Some(r.name.clone());
}
if resp.changed() {
tr.look.visible = vis;
}
}
},
);
}
4 => {
// Offset DragValue centered.
ui.with_layout(
egui::Layout::centered_and_justified(
egui::Direction::LeftToRight,
),
|ui| {
if let Some(tr) = self.traces.get_trace_mut(&r.name) {
let mut off = tr.offset;
let resp = ui.add(
egui::DragValue::new(&mut off)
.speed(0.01)
.range(-1.0e12..=1.0e12),
);
if resp.hovered() {
*self.hover_out = Some(r.name.clone());
}
if resp.changed() {
tr.offset = off;
}
}
},
);
}
5 => {
ui.add_space(4.0);
if let Some(tr) = self.traces.get_trace(&r.name) {
let text = tr.info.clone();
let resp = ui.add(
egui::Label::new(text.clone())
.truncate()
.show_tooltip_when_elided(true)
.sense(egui::Sense::click()),
);
if resp.hovered() {
*self.hover_out = Some(r.name.clone());
}
if resp.clicked() {
ui.ctx().copy_text(text);
}
}
}
_ => {}
}
}
}
// Auto-size columns, but constrain them with min/max ranges.
// Columns: Drag, Color, Trace, Visible, Offset, Info.
let cols = vec![
// Drag handle: very compact
egui_table::Column::new(18.0).range(egui::Rangef::new(18.0, 18.0)),
// Color editor: compact
egui_table::Column::new(28.0).range(egui::Rangef::new(22.0, 40.0)),
// Trace name: flexible
egui_table::Column::new(140.0).range(egui::Rangef::new(80.0, 600.0)),
// Visible checkbox: small
egui_table::Column::new(50.0).range(egui::Rangef::new(50.0, 50.0)),
// Offset: medium
egui_table::Column::new(50.0).range(egui::Rangef::new(50.0, 50.0)),
// Info: flexible (large max so the table can still fill wide panels)
egui_table::Column::new(260.0).range(egui::Rangef::new(100.0, 2000.0)),
];
// Compute a preferred height for the table; size it relative to available height
let header_h = 24.0_f32;
let row_h = 22.0_f32;
let rows_len = rows.len() as f32;
let editor_open =
self.look_editor_trace.is_some() || self.look_editor_xy_pair.is_some();
let preferred = header_h + row_h * rows_len + 8.0;
let avail_h = ui.available_height();
// With the editor placed below the table, give the table a larger share when open.
let max_h = if editor_open {
(avail_h * 0.65).max(200.0)
} else {
(avail_h * 0.85).max(200.0)
};
let table_h = preferred.clamp(120.0, max_h);
// Draw the table first (style editor is rendered below).
let rows_clone = rows.clone();
{
let mut hover_tmp: Option<TraceRef> = None;
let mut look_toggle_req: Option<TraceRef> = None;
let mut drag_from_table: Option<DragPayload> = None;
// Borrow traces mutably for the table drawing scope only.
let traces_ref = &mut *data.traces;
let mut delegate = TracesDelegate {
traces: traces_ref,
hover_out: &mut hover_tmp,
look_toggle: &mut look_toggle_req,
drag_out: &mut drag_from_table,
rows: rows_clone,
};
let avail_w = ui.available_width();
let (rect, _resp) =
ui.allocate_exact_size(egui::vec2(avail_w, table_h), egui::Sense::hover());
let ui_builder = egui::UiBuilder::new()
.max_rect(rect)
.layout(egui::Layout::left_to_right(egui::Align::Min));
let mut table_ui = ui.new_child(ui_builder);
// Avoid text selection/marking during drag gestures inside the table.
table_ui.style_mut().interaction.selectable_labels = false;
Table::new()
.id_salt("traces_table")
.auto_size_mode(egui_table::AutoSizeMode::OnParentResize)
.num_rows(delegate.rows.len() as u64)
.columns(cols)
.headers(vec![EgHeaderRow::new(24.0)])
.show(&mut table_ui, &mut delegate);
// Write back hover and selection state after drawing table.
self.hover_trace = hover_tmp;
if let Some(dragged) = drag_from_table {
self.dragging_trace = Some(dragged);
}
if let Some(tn) = look_toggle_req {
if self.look_editor_trace.as_deref() == Some(tn.as_str()) {
self.look_editor_trace = None;
} else {
self.look_editor_trace = Some(tn);
self.hover_trace = None;
}
}
}
// Drag preview for drags originating from the main traces list.
if let Some(dragging) = self.dragging_trace.clone() {
// Store the active drag payload in egui's temp data so scope
// panels (rendered later in the central panel) can detect a
// drop on their plot area.
ui.ctx().data_mut(|d| {
d.insert_temp(Id::new("liveplot_active_trace_drag"), dragging.clone());
});
if let Some(pos) = ui.ctx().pointer_latest_pos() {
egui::Area::new(Id::new(("trace_drag_preview", dragging.trace.0.clone())))
.order(egui::Order::Foreground)
.fixed_pos(pos + egui::vec2(16.0, 16.0))
.interactable(false)
.show(ui.ctx(), |ui| {
egui::Frame::popup(ui.style()).show(ui, |ui| {
ui.horizontal(|ui| {
ui.label(DOTS_SIX_VERTICAL);
ui.label(dragging.trace.0.clone());
});
});
});
}
} else {
// Drag was consumed (e.g. by a drop slot) or released —
// remove stale temp data so scope panels don't see it.
ui.ctx().data_mut(|d| {
d.remove::<DragPayload>(Id::new("liveplot_active_trace_drag"));
});
}
if let Some(hover_trace) = self.hover_trace.clone() {
data.traces.hover_trace = Some(hover_trace.clone());
}
if ui.ctx().input(|i| i.pointer.any_released()) {
self.dragging_trace = None;
}
}); // end ScrollArea
}
}
impl TracesPanel {
fn render_scope_assignments(&mut self, ui: &mut Ui, data: &mut LivePlotData<'_>) {
let can_remove_scope = data.scope_data.len() > 1;
if ui.button("âž• Add scope").clicked() {
data.pending_requests.add_scope = true;
}
ui.add_space(4.0);
let mut moved: Vec<(usize, TraceRef)> = Vec::new();
for scope in data.scope_data.iter_mut() {
ui.separator();
ui.add_space(4.0);
let settings_resp = self.scope_settings_ui.render_scope_assignment(
ui,
scope,
can_remove_scope,
&mut data.pending_requests,
&mut self.dragging_trace,
&mut *data.traces,
&mut self.look_editor_trace,
&mut self.look_editor_xy_pair,
);
if let Some(m) = settings_resp.moved_from_scope {
moved.push(m);
}
if settings_resp.type_changed {
match scope.scope_type {
ScopeType::TimeScope => scope.fit_y_bounds(&*data.traces),
ScopeType::XYScope => scope.fit_bounds(&*data.traces),
}
}
if settings_resp.type_changed || settings_resp.scope_changed {
ui.ctx().request_repaint();
}
}
if !moved.is_empty() {
for (src_id, tr) in moved {
if let Some(src_scope) = data.scope_data.iter_mut().find(|s| s.id == src_id) {
src_scope.remove_trace(&tr);
}
}
ui.ctx().request_repaint();
}
}
}