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use geom::{Angle, Circle, Distance, Line, Polygon, Pt2D}; use map_model::{BusStop, BusStopID, Map}; use widgetry::{Drawable, EventCtx, GeomBatch, GfxCtx}; use crate::app::App; use crate::colors::ColorScheme; use crate::helpers::ID; use crate::render::{DrawOptions, Renderable, OUTLINE_THICKNESS}; const RADIUS: Distance = Distance::const_meters(1.0); pub struct DrawBusStop { pub id: BusStopID, center: Pt2D, zorder: isize, draw_default: Drawable, } impl DrawBusStop { pub fn new(ctx: &EventCtx, stop: &BusStop, map: &Map, cs: &ColorScheme) -> DrawBusStop { let (pt, angle) = stop.sidewalk_pos.pt_and_angle(map); let center = pt.project_away( map.get_l(stop.sidewalk_pos.lane()).width / 2.0, angle.rotate_degs(90.0), ); let mut icon = GeomBatch::new(); icon.append( GeomBatch::load_svg( ctx.prerender, if stop.is_train_stop { "system/assets/map/light_rail.svg" } else { "system/assets/meters/bus.svg" }, ) .scale(0.05) .centered_on(center), ); let mut batch = GeomBatch::new(); batch.push( cs.bus_layer.alpha(0.8), Circle::new(center, RADIUS).to_polygon(), ); batch.append(icon.autocrop().centered_on(center)); batch.push( cs.stop_sign_pole, Line::new( center.project_away(RADIUS, Angle::new_degs(90.0)), center.project_away(1.5 * RADIUS, Angle::new_degs(90.0)), ) .unwrap() .make_polygons(Distance::meters(0.3)), ); DrawBusStop { id: stop.id, center, zorder: map.get_parent(stop.sidewalk_pos.lane()).zorder, draw_default: ctx.upload(batch), } } } impl Renderable for DrawBusStop { fn get_id(&self) -> ID { ID::BusStop(self.id) } fn draw(&self, g: &mut GfxCtx, _: &App, _: &DrawOptions) { g.redraw(&self.draw_default); } fn get_outline(&self, _: &Map) -> Polygon { Circle::outline(self.center, RADIUS, OUTLINE_THICKNESS).expect("constants defined wrong") } fn contains_pt(&self, pt: Pt2D, _: &Map) -> bool { Circle::new(self.center, RADIUS).contains_pt(pt) } fn get_zorder(&self) -> isize { self.zorder } }