use std::collections::BTreeSet;
use geom::{ArrowCap, Polygon};
use map_gui::render::{DrawOptions, BIG_ARROW_THICKNESS};
use map_gui::tools::PopupMsg;
use map_gui::ID;
use map_model::{IntersectionCluster, IntersectionID, Map, PathConstraints, RoadID};
use widgetry::{
Color, DrawBaselayer, Drawable, EventCtx, GeomBatch, GfxCtx, HorizontalAlignment, Key, Line,
Panel, SimpleState, State, StyledButtons, Text, TextExt, Toggle, VerticalAlignment, Widget,
};
use crate::app::{App, ShowEverything, Transition};
use crate::common::CommonState;
use crate::edit::ClusterTrafficSignalEditor;
pub struct UberTurnPicker {
members: BTreeSet<IntersectionID>,
}
impl UberTurnPicker {
pub fn new(ctx: &mut EventCtx, app: &App, i: IntersectionID) -> Box<dyn State<App>> {
let mut members = BTreeSet::new();
if let Some(list) = IntersectionCluster::autodetect(i, &app.primary.map) {
members.extend(list);
} else {
members.insert(i);
}
let panel = Panel::new(Widget::col(vec![
Widget::row(vec![
Line("Select multiple intersections")
.small_heading()
.draw(ctx),
ctx.style().btn_close_widget(ctx),
]),
ctx.style()
.btn_outline_text("View uber-turns")
.hotkey(Key::Enter)
.build_def(ctx),
ctx.style()
.btn_outline_text("Edit")
.hotkey(Key::E)
.build_def(ctx),
ctx.style()
.btn_outline_text("Detect all clusters")
.hotkey(Key::D)
.build_def(ctx),
ctx.style()
.btn_outline_text("Preview merged intersection")
.hotkey(Key::P)
.build_def(ctx),
]))
.aligned(HorizontalAlignment::Center, VerticalAlignment::Top)
.build(ctx);
SimpleState::new(panel, Box::new(UberTurnPicker { members }))
}
}
impl SimpleState<App> for UberTurnPicker {
fn on_click(&mut self, ctx: &mut EventCtx, app: &mut App, x: &str, _: &Panel) -> Transition {
match x {
"close" => Transition::Pop,
"View uber-turns" => {
if self.members.len() < 2 {
return Transition::Push(PopupMsg::new(
ctx,
"Error",
vec!["Select at least two intersections"],
));
}
Transition::Replace(UberTurnViewer::new(ctx, app, self.members.clone(), 0, true))
}
"Edit" => {
if self.members.len() < 2 {
return Transition::Push(PopupMsg::new(
ctx,
"Error",
vec!["Select at least two intersections"],
));
}
Transition::Replace(ClusterTrafficSignalEditor::new(
ctx,
app,
&IntersectionCluster::new(self.members.clone(), &app.primary.map).0,
))
}
"Detect all clusters" => {
self.members.clear();
for ic in IntersectionCluster::find_all(&app.primary.map) {
self.members.extend(ic.members);
}
Transition::Keep
}
"Preview merged intersection" => {
return Transition::Replace(MergeIntersections::new(
ctx,
app,
self.members.clone(),
));
}
_ => unreachable!(),
}
}
fn on_mouseover(&mut self, ctx: &mut EventCtx, app: &mut App) {
app.primary.current_selection = app.mouseover_unzoomed_intersections(ctx);
}
fn other_event(&mut self, ctx: &mut EventCtx, app: &mut App) -> Transition {
ctx.canvas_movement();
if let Some(ID::Intersection(i)) = app.primary.current_selection {
if !self.members.contains(&i) && app.per_obj.left_click(ctx, "add this intersection") {
self.members.insert(i);
} else if self.members.contains(&i)
&& app.per_obj.left_click(ctx, "remove this intersection")
{
self.members.remove(&i);
}
}
Transition::Keep
}
fn draw(&self, g: &mut GfxCtx, app: &App) {
CommonState::draw_osd(g, app);
let mut batch = GeomBatch::new();
for i in &self.members {
batch.push(
Color::RED.alpha(0.8),
app.primary.map.get_i(*i).polygon.clone(),
);
}
let draw = g.upload(batch);
g.redraw(&draw);
}
}
struct UberTurnViewer {
draw: Drawable,
ic: IntersectionCluster,
idx: usize,
legal_turns: bool,
}
impl UberTurnViewer {
pub fn new(
ctx: &mut EventCtx,
app: &mut App,
members: BTreeSet<IntersectionID>,
idx: usize,
legal_turns: bool,
) -> Box<dyn State<App>> {
app.primary.current_selection = None;
let map = &app.primary.map;
let (ic1, ic2) = IntersectionCluster::new(members, map);
let ic = if legal_turns { ic1 } else { ic2 };
let mut batch = GeomBatch::new();
for i in &ic.members {
batch.push(Color::BLUE.alpha(0.5), map.get_i(*i).polygon.clone());
}
let mut sum_cost = 0.0;
if !ic.uber_turns.is_empty() {
let ut = &ic.uber_turns[idx];
batch.push(
Color::RED,
ut.geom(map)
.make_arrow(BIG_ARROW_THICKNESS, ArrowCap::Triangle),
);
for t in &ut.path {
sum_cost += map_model::connectivity::driving_cost(
map.get_l(t.src),
map.get_t(*t),
PathConstraints::Car,
map.routing_params(),
map,
);
}
}
let panel = Panel::new(Widget::col(vec![
Widget::row(vec![
Line("Uber-turn viewer").small_heading().draw(ctx),
Widget::vert_separator(ctx, 50.0),
ctx.style()
.btn_prev()
.disabled(idx == 0)
.hotkey(Key::LeftArrow)
.build_widget(ctx, "previous uber-turn"),
Text::from(Line(format!("{}/{}", idx + 1, ic.uber_turns.len())).secondary())
.draw(ctx)
.centered_vert(),
ctx.style()
.btn_next()
.disabled(ic.uber_turns.is_empty() || idx == ic.uber_turns.len() - 1)
.hotkey(Key::RightArrow)
.build_widget(ctx, "next uber-turn"),
ctx.style().btn_close_widget(ctx),
]),
format!("driving_cost for a Car: {}", sum_cost).draw_text(ctx),
Widget::row(vec![
Toggle::choice(
ctx,
"legal / illegal movements",
"legal",
"illegal",
None,
legal_turns,
),
"movements".draw_text(ctx),
]),
]))
.aligned(HorizontalAlignment::Center, VerticalAlignment::Top)
.build(ctx);
SimpleState::new(
panel,
Box::new(UberTurnViewer {
draw: ctx.upload(batch),
ic,
idx,
legal_turns,
}),
)
}
}
impl SimpleState<App> for UberTurnViewer {
fn on_click(&mut self, ctx: &mut EventCtx, app: &mut App, x: &str, _: &Panel) -> Transition {
match x {
"close" => Transition::Pop,
"previous uber-turn" => Transition::Replace(UberTurnViewer::new(
ctx,
app,
self.ic.members.clone(),
self.idx - 1,
self.legal_turns,
)),
"next uber-turn" => Transition::Replace(UberTurnViewer::new(
ctx,
app,
self.ic.members.clone(),
self.idx + 1,
self.legal_turns,
)),
_ => unreachable!(),
}
}
fn panel_changed(
&mut self,
ctx: &mut EventCtx,
app: &mut App,
panel: &Panel,
) -> Option<Transition> {
Some(Transition::Replace(UberTurnViewer::new(
ctx,
app,
self.ic.members.clone(),
0,
panel.is_checked("legal / illegal movements"),
)))
}
fn other_event(&mut self, ctx: &mut EventCtx, _: &mut App) -> Transition {
ctx.canvas_movement();
Transition::Keep
}
fn draw_baselayer(&self) -> DrawBaselayer {
DrawBaselayer::Custom
}
fn draw(&self, g: &mut GfxCtx, app: &App) {
let mut opts = DrawOptions::new();
opts.suppress_traffic_signal_details
.extend(self.ic.members.clone());
app.draw(g, opts, &ShowEverything::new());
g.redraw(&self.draw);
}
}
struct MergeIntersections {
draw: Drawable,
}
impl MergeIntersections {
fn new(ctx: &mut EventCtx, app: &App, merge: BTreeSet<IntersectionID>) -> Box<dyn State<App>> {
let panel = Panel::new(Widget::row(vec![
Line("Merged intersections").small_heading().draw(ctx),
ctx.style().btn_close_widget(ctx),
]))
.aligned(HorizontalAlignment::Center, VerticalAlignment::TopInset)
.build(ctx);
let map = &app.primary.map;
let mut polygons = Vec::new();
for r in find_interior_roads(map, &merge) {
polygons.push(map.get_r(r).get_thick_polygon(map));
}
for i in merge {
polygons.push(map.get_i(i).polygon.clone());
}
let merged = Polygon::concave_hull(polygons, 0.1);
let batch = GeomBatch::from(vec![(Color::RED.alpha(0.8), merged)]);
SimpleState::new(
panel,
Box::new(MergeIntersections {
draw: ctx.upload(batch),
}),
)
}
}
impl SimpleState<App> for MergeIntersections {
fn on_click(&mut self, _: &mut EventCtx, _: &mut App, x: &str, _: &Panel) -> Transition {
match x {
"close" => Transition::Pop,
_ => unreachable!(),
}
}
fn other_event(&mut self, ctx: &mut EventCtx, _: &mut App) -> Transition {
ctx.canvas_movement();
Transition::Keep
}
fn draw(&self, g: &mut GfxCtx, _: &App) {
g.redraw(&self.draw);
}
}
fn find_interior_roads(map: &Map, intersections: &BTreeSet<IntersectionID>) -> BTreeSet<RoadID> {
let mut roads = BTreeSet::new();
for i in intersections {
for r in &map.get_i(*i).roads {
let road = map.get_r(*r);
if intersections.contains(&road.src_i) && intersections.contains(&road.dst_i) {
roads.insert(road.id);
}
}
}
roads
}