<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="Source of the Rust file `game/src/devtools/destinations.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>destinations.rs - source</title><link rel="stylesheet" type="text/css" href="../../../normalize.css"><link rel="stylesheet" type="text/css" href="../../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../../light.css" id="themeStyle"><link rel="stylesheet" type="text/css" href="../../../dark.css" disabled ><link rel="stylesheet" type="text/css" href="../../../ayu.css" disabled ><script id="default-settings"></script><script src="../../../storage.js"></script><script src="../../../crates.js"></script><noscript><link rel="stylesheet" href="../../../noscript.css"></noscript><link rel="icon" type="image/svg+xml" 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id="crate-search"><option value="All crates">All crates</option></select><input class="search-input" name="search" disabled autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"></div><button type="button" class="help-button">?</button> <a id="settings-menu" href="../../../settings.html"><img src="../../../wheel.svg" width="18" height="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><pre class="line-numbers"><span id="1"> 1</span> <span id="2"> 2</span> <span id="3"> 3</span> <span id="4"> 4</span> <span id="5"> 5</span> <span id="6"> 6</span> <span id="7"> 7</span> <span id="8"> 8</span> <span id="9"> 9</span> <span id="10"> 10</span> <span id="11"> 11</span> <span id="12"> 12</span> <span id="13"> 13</span> <span id="14"> 14</span> <span id="15"> 15</span> <span id="16"> 16</span> <span id="17"> 17</span> <span id="18"> 18</span> <span id="19"> 19</span> <span id="20"> 20</span> <span 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id="101">101</span> <span id="102">102</span> <span id="103">103</span> <span id="104">104</span> <span id="105">105</span> <span id="106">106</span> <span id="107">107</span> <span id="108">108</span> <span id="109">109</span> <span id="110">110</span> <span id="111">111</span> <span id="112">112</span> <span id="113">113</span> <span id="114">114</span> <span id="115">115</span> <span id="116">116</span> <span id="117">117</span> <span id="118">118</span> <span id="119">119</span> <span id="120">120</span> <span id="121">121</span> <span id="122">122</span> <span id="123">123</span> <span id="124">124</span> <span id="125">125</span> <span id="126">126</span> <span id="127">127</span> <span id="128">128</span> <span id="129">129</span> <span id="130">130</span> <span id="131">131</span> <span id="132">132</span> <span id="133">133</span> <span id="134">134</span> <span id="135">135</span> <span id="136">136</span> <span id="137">137</span> <span id="138">138</span> <span id="139">139</span> <span id="140">140</span> <span id="141">141</span> <span id="142">142</span> <span id="143">143</span> <span id="144">144</span> <span id="145">145</span> <span id="146">146</span> <span id="147">147</span> <span id="148">148</span> <span id="149">149</span> <span id="150">150</span> <span id="151">151</span> <span id="152">152</span> <span id="153">153</span> <span id="154">154</span> <span id="155">155</span> <span id="156">156</span> <span id="157">157</span> <span id="158">158</span> <span id="159">159</span> <span id="160">160</span> <span id="161">161</span> <span id="162">162</span> <span id="163">163</span> <span id="164">164</span> <span id="165">165</span> <span id="166">166</span> <span id="167">167</span> <span id="168">168</span> </pre><div class="example-wrap"><pre class="rust "> <span class="kw">use</span> <span class="ident">abstutil::Counter</span>; <span class="kw">use</span> <span class="ident">map_gui::tools</span>::{<span class="ident">make_heatmap</span>, <span class="ident">HeatmapOptions</span>}; <span class="kw">use</span> <span class="ident">map_gui::ID</span>; <span class="kw">use</span> <span class="ident">map_model</span>::{<span class="ident">AmenityType</span>, <span class="ident">BuildingID</span>}; <span class="kw">use</span> <span class="ident">sim</span>::{<span class="ident">Scenario</span>, <span class="ident">TripEndpoint</span>}; <span class="kw">use</span> <span class="ident">widgetry</span>::{ <span class="ident">Color</span>, <span class="ident">Drawable</span>, <span class="ident">EventCtx</span>, <span class="ident">GeomBatch</span>, <span class="ident">GfxCtx</span>, <span class="ident">HorizontalAlignment</span>, <span class="ident">Line</span>, <span class="ident">Outcome</span>, <span class="ident">Panel</span>, <span class="ident">State</span>, <span class="ident">Text</span>, <span class="ident">Toggle</span>, <span class="ident">VerticalAlignment</span>, <span class="ident">Widget</span>, }; <span class="kw">use</span> <span class="kw">crate</span><span class="ident">::app</span>::{<span class="ident">App</span>, <span class="ident">Transition</span>}; <span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">PopularDestinations</span> { <span class="ident">per_bldg</span>: <span class="ident">Counter</span><span class="op"><</span><span class="ident">BuildingID</span><span class="op">></span>, <span class="ident">panel</span>: <span class="ident">Panel</span>, <span class="ident">draw</span>: <span class="ident">Drawable</span>, } <span class="kw">impl</span> <span class="ident">PopularDestinations</span> { <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new_state</span>(<span class="ident">ctx</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">EventCtx</span>, <span class="ident">app</span>: <span class="kw-2">&</span><span class="ident">App</span>, <span class="ident">scenario</span>: <span class="kw-2">&</span><span class="ident">Scenario</span>) <span class="op">-</span><span class="op">></span> <span class="ident">Box</span><span class="op"><</span><span class="kw">dyn</span> <span class="ident">State</span><span class="op"><</span><span class="ident">App</span><span class="op">></span><span class="op">></span> { <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">per_bldg</span> <span class="op">=</span> <span class="ident">Counter::new</span>(); <span class="kw">for</span> <span class="ident">p</span> <span class="kw">in</span> <span class="kw-2">&</span><span class="ident">scenario</span>.<span class="ident">people</span> { <span class="kw">for</span> <span class="ident">trip</span> <span class="kw">in</span> <span class="kw-2">&</span><span class="ident">p</span>.<span class="ident">trips</span> { <span class="kw">if</span> <span class="kw">let</span> <span class="ident">TripEndpoint::Bldg</span>(<span class="ident">b</span>) <span class="op">=</span> <span class="ident">trip</span>.<span class="ident">destination</span> { <span class="ident">per_bldg</span>.<span class="ident">inc</span>(<span class="ident">b</span>); } } } <span class="ident">PopularDestinations::make</span>(<span class="ident">ctx</span>, <span class="ident">app</span>, <span class="ident">per_bldg</span>, <span class="prelude-val">None</span>) } <span class="kw">fn</span> <span class="ident">make</span>( <span class="ident">ctx</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">EventCtx</span>, <span class="ident">app</span>: <span class="kw-2">&</span><span class="ident">App</span>, <span class="ident">per_bldg</span>: <span class="ident">Counter</span><span class="op"><</span><span class="ident">BuildingID</span><span class="op">></span>, <span class="ident">opts</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">HeatmapOptions</span><span class="op">></span>, ) <span class="op">-</span><span class="op">></span> <span class="ident">Box</span><span class="op"><</span><span class="kw">dyn</span> <span class="ident">State</span><span class="op"><</span><span class="ident">App</span><span class="op">></span><span class="op">></span> { <span class="kw">let</span> <span class="ident">map</span> <span class="op">=</span> <span class="kw-2">&</span><span class="ident">app</span>.<span class="ident">primary</span>.<span class="ident">map</span>; <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">batch</span> <span class="op">=</span> <span class="ident">GeomBatch::new</span>(); <span class="kw">let</span> <span class="ident">controls</span> <span class="op">=</span> <span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="kw-2">ref</span> <span class="ident">o</span>) <span class="op">=</span> <span class="ident">opts</span> { <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">pts</span> <span class="op">=</span> <span class="ident">Vec::new</span>(); <span class="kw">for</span> (<span class="ident">b</span>, <span class="ident">cnt</span>) <span class="kw">in</span> <span class="ident">per_bldg</span>.<span class="ident">borrow</span>() { <span class="kw">let</span> <span class="ident">pt</span> <span class="op">=</span> <span class="ident">map</span>.<span class="ident">get_b</span>(<span class="kw-2">*</span><span class="ident">b</span>).<span class="ident">label_center</span>; <span class="kw">for</span> <span class="kw">_</span> <span class="kw">in</span> <span class="number">0</span>..<span class="kw-2">*</span><span class="ident">cnt</span> { <span class="ident">pts</span>.<span class="ident">push</span>(<span class="ident">pt</span>); } } <span class="comment">// TODO Er, the heatmap actually looks terrible.</span> <span class="kw">let</span> <span class="ident">legend</span> <span class="op">=</span> <span class="ident">make_heatmap</span>(<span class="ident">ctx</span>, <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">batch</span>, <span class="ident">map</span>.<span class="ident">get_bounds</span>(), <span class="ident">pts</span>, <span class="ident">o</span>); <span class="ident">Widget::col</span>(<span class="ident">o</span>.<span class="ident">to_controls</span>(<span class="ident">ctx</span>, <span class="ident">legend</span>)) } <span class="kw">else</span> { <span class="kw">let</span> <span class="ident">max</span> <span class="op">=</span> <span class="ident">per_bldg</span>.<span class="ident">max</span>(); <span class="kw">let</span> <span class="ident">gradient</span> <span class="op">=</span> <span class="ident">colorous::REDS</span>; <span class="kw">for</span> (<span class="ident">b</span>, <span class="ident">cnt</span>) <span class="kw">in</span> <span class="ident">per_bldg</span>.<span class="ident">borrow</span>() { <span class="kw">let</span> <span class="ident">c</span> <span class="op">=</span> <span class="ident">gradient</span>.<span class="ident">eval_rational</span>(<span class="kw-2">*</span><span class="ident">cnt</span>, <span class="ident">max</span>); <span class="ident">batch</span>.<span class="ident">push</span>( <span class="ident">Color::rgb</span>(<span class="ident">c</span>.<span class="ident">r</span> <span class="kw">as</span> <span class="ident">usize</span>, <span class="ident">c</span>.<span class="ident">g</span> <span class="kw">as</span> <span class="ident">usize</span>, <span class="ident">c</span>.<span class="ident">b</span> <span class="kw">as</span> <span class="ident">usize</span>), <span class="ident">map</span>.<span class="ident">get_b</span>(<span class="kw-2">*</span><span class="ident">b</span>).<span class="ident">polygon</span>.<span class="ident">clone</span>(), ); } <span class="ident">Widget::nothing</span>() }; <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">by_type</span> <span class="op">=</span> <span class="ident">Counter::new</span>(); <span class="kw">for</span> (<span class="ident">b</span>, <span class="ident">cnt</span>) <span class="kw">in</span> <span class="ident">per_bldg</span>.<span class="ident">borrow</span>() { <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">other</span> <span class="op">=</span> <span class="bool-val">true</span>; <span class="kw">for</span> <span class="ident">a</span> <span class="kw">in</span> <span class="kw-2">&</span><span class="ident">map</span>.<span class="ident">get_b</span>(<span class="kw-2">*</span><span class="ident">b</span>).<span class="ident">amenities</span> { <span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">t</span>) <span class="op">=</span> <span class="ident">AmenityType::categorize</span>(<span class="kw-2">&</span><span class="ident">a</span>.<span class="ident">amenity_type</span>) { <span class="ident">by_type</span>.<span class="ident">add</span>(<span class="prelude-val">Some</span>(<span class="ident">t</span>), <span class="kw-2">*</span><span class="ident">cnt</span>); <span class="ident">other</span> <span class="op">=</span> <span class="bool-val">false</span>; } } <span class="kw">if</span> <span class="ident">other</span> { <span class="ident">by_type</span>.<span class="ident">add</span>(<span class="prelude-val">None</span>, <span class="kw-2">*</span><span class="ident">cnt</span>); } } <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">breakdown</span> <span class="op">=</span> <span class="ident">Text::from</span>(<span class="string">"Breakdown by type"</span>); <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">list</span> <span class="op">=</span> <span class="ident">by_type</span>.<span class="ident">consume</span>().<span class="ident">into_iter</span>().<span class="ident">collect</span>::<span class="op"><</span><span class="ident">Vec</span><span class="op"><</span><span class="kw">_</span><span class="op">></span><span class="op">></span>(); <span class="ident">list</span>.<span class="ident">sort_by_key</span>(<span class="op">|</span>(<span class="kw">_</span>, <span class="ident">cnt</span>)<span class="op">|</span> <span class="kw-2">*</span><span class="ident">cnt</span>); <span class="ident">list</span>.<span class="ident">reverse</span>(); <span class="kw">let</span> <span class="ident">sum</span> <span class="op">=</span> <span class="ident">per_bldg</span>.<span class="ident">sum</span>() <span class="kw">as</span> <span class="ident">f64</span>; <span class="kw">for</span> (<span class="ident">category</span>, <span class="ident">cnt</span>) <span class="kw">in</span> <span class="ident">list</span> { <span class="ident">breakdown</span>.<span class="ident">add_line</span>(<span class="macro">format!</span>( <span class="string">"{}: {}%"</span>, <span class="ident">category</span> .<span class="ident">map</span>(<span class="op">|</span><span class="ident">x</span><span class="op">|</span> <span class="ident">x</span>.<span class="ident">to_string</span>()) .<span class="ident">unwrap_or_else</span>(<span class="op">|</span><span class="op">|</span> <span class="string">"other"</span>.<span class="ident">to_string</span>()), ((<span class="ident">cnt</span> <span class="kw">as</span> <span class="ident">f64</span>) <span class="op">/</span> <span class="ident">sum</span> <span class="op">*</span> <span class="number">100.0</span>) <span class="kw">as</span> <span class="ident">usize</span> )); } <span class="ident">Box::new</span>(<span class="ident">PopularDestinations</span> { <span class="ident">per_bldg</span>, <span class="ident">draw</span>: <span class="ident">ctx</span>.<span class="ident">upload</span>(<span class="ident">batch</span>), <span class="ident">panel</span>: <span class="ident">Panel::new_builder</span>(<span class="ident">Widget::col</span>(<span class="macro">vec!</span>[ <span class="ident">Widget::row</span>(<span class="macro">vec!</span>[ <span class="ident">Line</span>(<span class="string">"Most popular destinations"</span>) .<span class="ident">small_heading</span>() .<span class="ident">into_widget</span>(<span class="ident">ctx</span>), <span class="ident">ctx</span>.<span class="ident">style</span>().<span class="ident">btn_close_widget</span>(<span class="ident">ctx</span>), ]), <span class="ident">Toggle::switch</span>(<span class="ident">ctx</span>, <span class="string">"Show heatmap"</span>, <span class="prelude-val">None</span>, <span class="ident">opts</span>.<span class="ident">is_some</span>()), <span class="ident">controls</span>, <span class="ident">breakdown</span>.<span class="ident">into_widget</span>(<span class="ident">ctx</span>), ])) .<span class="ident">aligned</span>(<span class="ident">HorizontalAlignment::Right</span>, <span class="ident">VerticalAlignment::Top</span>) .<span class="ident">build</span>(<span class="ident">ctx</span>), }) } } <span class="kw">impl</span> <span class="ident">State</span><span class="op"><</span><span class="ident">App</span><span class="op">></span> <span class="kw">for</span> <span class="ident">PopularDestinations</span> { <span class="kw">fn</span> <span class="ident">event</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">ctx</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">EventCtx</span>, <span class="ident">app</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">App</span>) <span class="op">-</span><span class="op">></span> <span class="ident">Transition</span> { <span class="ident">ctx</span>.<span class="ident">canvas_movement</span>(); <span class="kw">if</span> <span class="ident">ctx</span>.<span class="ident">redo_mouseover</span>() { <span class="ident">app</span>.<span class="ident">primary</span>.<span class="ident">current_selection</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">mouseover_unzoomed_buildings</span>(<span class="ident">ctx</span>); <span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">ID::Building</span>(<span class="kw">_</span>)) <span class="op">=</span> <span class="ident">app</span>.<span class="ident">primary</span>.<span class="ident">current_selection</span> { } <span class="kw">else</span> { <span class="ident">app</span>.<span class="ident">primary</span>.<span class="ident">current_selection</span> <span class="op">=</span> <span class="prelude-val">None</span>; } } <span class="kw">match</span> <span class="self">self</span>.<span class="ident">panel</span>.<span class="ident">event</span>(<span class="ident">ctx</span>) { <span class="ident">Outcome::Clicked</span>(<span class="ident">x</span>) <span class="op">=</span><span class="op">></span> <span class="kw">match</span> <span class="ident">x</span>.<span class="ident">as_ref</span>() { <span class="string">"close"</span> <span class="op">=</span><span class="op">></span> { <span class="kw">return</span> <span class="ident">Transition::Pop</span>; } <span class="kw">_</span> <span class="op">=</span><span class="op">></span> <span class="macro">unreachable!</span>(), }, <span class="ident">Outcome::Changed</span>(<span class="kw">_</span>) <span class="op">=</span><span class="op">></span> { <span class="kw">return</span> <span class="ident">Transition::Replace</span>(<span class="ident">PopularDestinations::make</span>( <span class="ident">ctx</span>, <span class="ident">app</span>, <span class="self">self</span>.<span class="ident">per_bldg</span>.<span class="ident">clone</span>(), <span class="kw">if</span> <span class="self">self</span>.<span class="ident">panel</span>.<span class="ident">is_checked</span>(<span class="string">"Show heatmap"</span>) { <span class="prelude-val">Some</span>(<span class="ident">HeatmapOptions::from_controls</span>(<span class="kw-2">&</span><span class="self">self</span>.<span class="ident">panel</span>)) } <span class="kw">else</span> { <span class="prelude-val">None</span> }, )); } <span class="kw">_</span> <span class="op">=</span><span class="op">></span> {} } <span class="ident">Transition::Keep</span> } <span class="kw">fn</span> <span class="ident">draw</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">g</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">GfxCtx</span>, <span class="ident">app</span>: <span class="kw-2">&</span><span class="ident">App</span>) { <span class="ident">g</span>.<span class="ident">redraw</span>(<span class="kw-2">&</span><span class="self">self</span>.<span class="ident">draw</span>); <span class="self">self</span>.<span class="ident">panel</span>.<span class="ident">draw</span>(<span class="ident">g</span>); <span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">ID::Building</span>(<span class="ident">b</span>)) <span class="op">=</span> <span class="ident">app</span>.<span class="ident">primary</span>.<span class="ident">current_selection</span> { <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">txt</span> <span class="op">=</span> <span class="ident">Text::new</span>(); <span class="ident">txt</span>.<span class="ident">add_line</span>(<span class="macro">format!</span>( <span class="string">"{} trips to here"</span>, <span class="ident">abstutil::prettyprint_usize</span>(<span class="self">self</span>.<span class="ident">per_bldg</span>.<span class="ident">get</span>(<span class="ident">b</span>)) )); <span class="kw">for</span> <span class="ident">a</span> <span class="kw">in</span> <span class="kw-2">&</span><span class="ident">app</span>.<span class="ident">primary</span>.<span class="ident">map</span>.<span class="ident">get_b</span>(<span class="ident">b</span>).<span class="ident">amenities</span> { <span class="ident">txt</span>.<span class="ident">add_line</span>(<span class="macro">format!</span>( <span class="string">" {} ({})"</span>, <span class="ident">a</span>.<span class="ident">names</span>.<span class="ident">get</span>(<span class="ident">app</span>.<span class="ident">opts</span>.<span class="ident">language</span>.<span class="ident">as_ref</span>()), <span class="ident">a</span>.<span class="ident">amenity_type</span> )); } <span class="ident">g</span>.<span class="ident">draw_mouse_tooltip</span>(<span class="ident">txt</span>); } } } </pre></div> </section><section id="search" class="content 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