Style the loading screen and add tips/news. Closes #180 [rebuild]

book/src/project/CHANGELOG.md

@@ -587,3 +587,14 @@ changes here.
 - small UI tweaks for parking, editing multiple signals
 - fixed last bugs for left-handed driving, should work just as well now
 - lots of graphics experiments from the hackathon, not merged yet
+
+0.2.12
+
+- new textured color scheme and isometric buildings, in settings
+- new layer to show how far away people parked
+- Massive UI overhauls: jump to time/delay, edit mode, traffic signal editor (now with offsets), lane editor, bulk lane edit, traffic signal demand (individual intersections and all), loading screen
+- the Go API example compares trip times and detects gridlock
+- infinite parking mode
+- show how long a car has been parked in one spot
+- bugfix for some pathfinding costs around uber-turns
+- start to show a trip's purpose

game/src/colors.rs

@@ -1,4 +1,5 @@
 use crate::common::ColorScale;
+use crate::helpers::loading_tips;
 use widgetry::{Choice, Color, Fill, Style, Texture};
 
 // I've gone back and forth how to organize color scheme code. I was previously against having one
@@ -141,7 +142,8 @@ impl ColorScheme {
     }
 
     fn standard() -> ColorScheme {
-        let gui_style = Style::standard();
+        let mut gui_style = Style::standard();
+        gui_style.loading_tips = loading_tips();
         ColorScheme {
             // UI
             hovering: gui_style.hovering_color,

game/src/helpers.rs

@@ -287,3 +287,15 @@ pub fn open_browser(url: String) {
         let _ = webbrowser::open(&url);
     }
 }
+
+pub fn loading_tips() -> Text {
+    Text::from_multiline(vec![
+        Line("Recent changes (September 20)"),
+        Line(""),
+        Line("- Try out the new traffic signal editor!"),
+        Line("- The \"traffic signal demand\" layer shows all intersections through the whole day"),
+        Line("- New 3D buildings and textured color schemes in settings"),
+        Line("- Support for bidirectional cycletracks"),
+        Line("- An API to control A/B Street from any language"),
+    ])
+}

game/src/main.rs

@@ -76,6 +76,7 @@ fn main() {
     if let Some(s) = args.optional_parse("--scale_factor", |s| s.parse::<f64>()) {
         settings.scale_factor(s);
     }
+    settings.loading_tips(helpers::loading_tips());
 
     let mut mode = None;
     if let Some(x) = args.optional("--challenge") {

widgetry/src/event_ctx.rs

@@ -1,9 +1,9 @@
 use crate::{
-    svg, text, Canvas, Color, Drawable, Event, GeomBatch, GfxCtx, Line, Prerender, ScreenDims,
+    svg, text, Canvas, Color, Drawable, Event, GeomBatch, GfxCtx, HorizontalAlignment, Line, Panel,
-    ScreenPt, Style, Text, UserInput,
+    Prerender, ScreenDims, Style, Text, UserInput, VerticalAlignment, Widget,
 };
 use abstutil::{elapsed_seconds, Timer, TimerSink};
-use geom::Polygon;
+use geom::{Percent, Polygon};
 use instant::Instant;
 use std::collections::VecDeque;
 
@@ -41,6 +41,7 @@ impl<'a> EventCtx<'a> {
             &timer_name,
             Box::new(LoadingScreen::new(
                 self.prerender,
+                self.style.clone(),
                 self.canvas.get_window_dims(),
                 timer_name.clone(),
             )),
@@ -140,6 +141,7 @@ pub struct LoadingScreen<'a> {
 impl<'a> LoadingScreen<'a> {
     pub fn new(
         prerender: &'a Prerender,
+        style: Style,
         initial_size: ScreenDims,
         title: String,
     ) -> LoadingScreen<'a> {
@@ -154,7 +156,7 @@ impl<'a> LoadingScreen<'a> {
             last_drawn: Instant::now(),
             title,
             canvas,
-            style: Style::standard(),
+            style,
         }
     }
 
@@ -164,26 +166,72 @@ impl<'a> LoadingScreen<'a> {
             return;
         }
         self.last_drawn = Instant::now();
+        let mut ctx = EventCtx {
+            fake_mouseover: true,
+            input: UserInput::new(Event::NoOp, &self.canvas),
+            canvas: &mut self.canvas,
+            prerender: self.prerender,
+            style: &mut self.style,
+            updates_requested: vec![],
+        };
 
         let mut txt = Text::from(Line(&self.title).small_heading());
         for l in &self.lines {
             txt.add(Line(l));
         }
+        let border = Color::hex("#F4DA22");
+        let panel = Panel::new(Widget::row(vec![
+            Widget::custom_col(vec![
+                Widget::draw_batch(
+                    &ctx,
+                    GeomBatch::load_svg(ctx.prerender, "system/assets/map/dont_walk.svg")
+                        .scale(5.0),
+                )
+                .container()
+                .bg(Color::BLACK)
+                .padding(15)
+                .outline(5.0, border)
+                .centered_horiz()
+                .margin_below(5),
+                Widget::draw_batch(
+                    &ctx,
+                    GeomBatch::from(vec![(Color::grey(0.5), Polygon::rectangle(10.0, 30.0))]),
+                )
+                .centered_horiz(),
+                ctx.style
+                    .loading_tips
+                    .clone()
+                    .wrap_to_pct(&ctx, 25)
+                    .draw(&ctx)
+                    .container()
+                    .bg(Color::BLACK)
+                    .padding(15)
+                    .outline(5.0, Color::YELLOW)
+                    .force_width_pct(&ctx, Percent::int(30))
+                    .margin_below(5),
+                Widget::draw_batch(
+                    &ctx,
+                    GeomBatch::from(vec![(Color::grey(0.5), Polygon::rectangle(10.0, 100.0))]),
+                )
+                .centered_horiz(),
+            ])
+            .centered_vert(),
+            Widget::draw_batch(
+                &ctx,
+                txt.inner_render(&ctx.prerender.assets, svg::LOW_QUALITY),
+            )
+            .container()
+            .fill_width()
+            .padding(16)
+            .bg(text::BG_COLOR),
+        ]))
+        .exact_size_percent(80, 80)
+        .aligned(HorizontalAlignment::Center, VerticalAlignment::Center)
+        .build_custom(&mut ctx);
 
         let mut g = GfxCtx::new(self.prerender, &self.canvas, &self.style, false);
         g.clear(Color::BLACK);
-
+        panel.draw(&mut g);
-        let mut batch = GeomBatch::from(vec![(
-            text::BG_COLOR,
-            Polygon::rectangle(0.8 * g.canvas.window_width, 0.8 * g.canvas.window_height),
-        )]);
-        batch.append(txt.inner_render(&g.prerender.assets, svg::LOW_QUALITY));
-        let draw = g.upload(batch);
-        g.redraw_at(
-            ScreenPt::new(0.1 * g.canvas.window_width, 0.1 * g.canvas.window_height),
-            &draw,
-        );
-
         g.prerender.inner.draw_finished(g.inner);
     }
 }

widgetry/src/runner.rs

@@ -1,6 +1,6 @@
 use crate::assets::Assets;
 use crate::tools::screenshot::screenshot_everything;
-use crate::{Canvas, Event, EventCtx, GfxCtx, Key, Prerender, Style, UpdateType, UserInput};
+use crate::{Canvas, Event, EventCtx, GfxCtx, Key, Prerender, Style, Text, UpdateType, UserInput};
 use geom::Duration;
 use image::{GenericImageView, Pixel};
 use instant::Instant;
@@ -160,6 +160,7 @@ pub struct Settings {
     dump_raw_events: bool,
     scale_factor: Option<f64>,
     window_icon: Option<String>,
+    loading_tips: Option<Text>,
 }
 
 impl Settings {
@@ -170,6 +171,7 @@ impl Settings {
             dump_raw_events: false,
             scale_factor: None,
             window_icon: None,
+            loading_tips: None,
         }
     }
 
@@ -190,6 +192,10 @@ impl Settings {
     pub fn window_icon(&mut self, path: String) {
         self.window_icon = Some(path);
     }
+
+    pub fn loading_tips(&mut self, txt: Text) {
+        self.loading_tips = Some(txt);
+    }
 }
 
 pub fn run<G: 'static + GUI, F: FnOnce(&mut EventCtx) -> G>(settings: Settings, make_gui: F) -> ! {
@@ -216,6 +222,7 @@ pub fn run<G: 'static + GUI, F: FnOnce(&mut EventCtx) -> G>(settings: Settings,
         scale_factor: RefCell::new(settings.scale_factor.unwrap_or(monitor_scale_factor)),
     };
     let mut style = Style::standard();
+    style.loading_tips = settings.loading_tips.unwrap_or_else(Text::new);
 
     let initial_size = prerender.window_size();
     let mut canvas = Canvas::new(initial_size);

widgetry/src/style.rs

@@ -1,4 +1,4 @@
-use crate::Color;
+use crate::{Color, Text};
 
 #[derive(Clone)]
 pub struct Style {
@@ -7,6 +7,7 @@ pub struct Style {
     pub panel_bg: Color,
     pub hotkey_color: Color,
     pub hovering_color: Color,
+    pub loading_tips: Text,
 }
 
 impl Style {
@@ -17,6 +18,7 @@ impl Style {
             panel_bg: Color::grey(0.4),
             hotkey_color: Color::GREEN,
             hovering_color: Color::ORANGE,
+            loading_tips: Text::new(),
         }
     }
 }

widgetry/src/widgets/mod.rs

@@ -135,6 +135,10 @@ impl Widget {
         self
     }
 
+    pub fn fill_width(mut self) -> Widget {
+        self.layout.style.size.width = Dimension::Percent(1.0);
+        self
+    }
     pub fn fill_height(mut self) -> Widget {
         self.layout.style.size.height = Dimension::Percent(1.0);
         self