1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130

use geom::{ArrowCap, Circle, Distance, Line, PolyLine, Polygon};
use map_model::{Map, SIDEWALK_THICKNESS};
use sim::{CarID, DrawCarInput};
use widgetry::{Drawable, GeomBatch, GfxCtx, Prerender};

use crate::colors::ColorScheme;
use crate::render::{DrawOptions, Renderable};
use crate::{AppLike, ID};

pub struct DrawBike {
    pub id: CarID,
    body_circle: Circle,
    // TODO the turn arrows for bikes look way wrong
    zorder: isize,

    draw_default: Drawable,
}

impl DrawBike {
    pub fn new(
        input: DrawCarInput,
        map: &Map,
        prerender: &Prerender,
        cs: &ColorScheme,
    ) -> DrawBike {
        let mut draw_default = GeomBatch::new();

        // TODO Share constants with DrawPedestrian
        let body_radius = SIDEWALK_THICKNESS / 4.0;
        let body_color = cs.rotating_color_agents(input.id.0);
        draw_default.push(
            cs.bike_frame,
            input.body.make_polygons(Distance::meters(0.4)),
        );

        let err = format!("{} on {} has weird body", input.id, input.on);
        let (body_pos, facing) = input
            .body
            .dist_along(0.4 * input.body.length())
            .expect(&err);
        let body_circle = Circle::new(body_pos, body_radius);
        draw_default.push(body_color, body_circle.to_polygon());
        draw_default.push(
            cs.ped_head,
            Circle::new(body_pos, 0.5 * body_radius).to_polygon(),
        );

        {
            // Handlebars
            let (hand_pos, hand_angle) = input
                .body
                .dist_along(0.9 * input.body.length())
                .expect(&err);
            draw_default.push(
                cs.bike_frame,
                Line::new(
                    hand_pos.project_away(body_radius, hand_angle.rotate_degs(90.0)),
                    hand_pos.project_away(body_radius, hand_angle.rotate_degs(-90.0)),
                )
                .unwrap()
                .make_polygons(Distance::meters(0.1)),
            );

            // Hands
            draw_default.push(
                body_color,
                Line::new(
                    body_pos.project_away(0.9 * body_radius, facing.rotate_degs(-30.0)),
                    hand_pos.project_away(0.4 * body_radius, hand_angle.rotate_degs(-90.0)),
                )
                .unwrap()
                .make_polygons(Distance::meters(0.08)),
            );
            draw_default.push(
                body_color,
                Line::new(
                    body_pos.project_away(0.9 * body_radius, facing.rotate_degs(30.0)),
                    hand_pos.project_away(0.4 * body_radius, hand_angle.rotate_degs(90.0)),
                )
                .unwrap()
                .make_polygons(Distance::meters(0.08)),
            );
        }

        if let Some(t) = input.waiting_for_turn {
            let angle = map.get_t(t).angle();
            draw_default.push(
                cs.turn_arrow,
                PolyLine::must_new(vec![
                    body_pos.project_away(body_radius / 2.0, angle.opposite()),
                    body_pos.project_away(body_radius / 2.0, angle),
                ])
                .make_arrow(Distance::meters(0.15), ArrowCap::Triangle),
            );
        }

        let zorder = input
            .partly_on
            .into_iter()
            .chain(vec![input.on])
            .map(|on| on.get_zorder(map))
            .max()
            .unwrap();
        DrawBike {
            id: input.id,
            body_circle,
            zorder,
            draw_default: prerender.upload(draw_default),
        }
    }
}

impl Renderable for DrawBike {
    fn get_id(&self) -> ID {
        ID::Car(self.id)
    }

    fn draw(&self, g: &mut GfxCtx, _: &dyn AppLike, _: &DrawOptions) {
        g.redraw(&self.draw_default);
    }

    fn get_outline(&self, _: &Map) -> Polygon {
        // TODO ideally a thin ring
        self.body_circle.to_polygon()
    }

    fn get_zorder(&self) -> isize {
        self.zorder
    }
}