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<!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="A `World` manages objects that exist in “map-space”, the zoomable and pannable canvas. These objects can be drawn, hovered on, clicked, dragged, etc."><meta name="keywords" content="rust, rustlang, rust-lang, World"><title>World in widgetry::mapspace - Rust</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../SourceCodePro-Semibold.ttf.woff2"><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="../../ayu.css" disabled><link rel="stylesheet" type="text/css" href="../../dark.css" disabled><link rel="stylesheet" type="text/css" href="../../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../../storage.js"></script><script src="../../crates.js"></script><script defer src="../../main.js"></script>
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</a><h2 class="location"><a href="#">World</a></h2><div class="sidebar-elems"><section><div class="block"><h3 class="sidebar-title"><a href="#fields">Fields</a></h3><ul><li><a href="#structfield.dragging_from">dragging_from</a></li><li><a href="#structfield.draw_master_batches">draw_master_batches</a></li><li><a href="#structfield.hovering">hovering</a></li><li><a href="#structfield.objects">objects</a></li><li><a href="#structfield.quadtree">quadtree</a></li></ul></div><div class="block"><h3 class="sidebar-title"><a href="#implementations">Methods</a></h3><ul><li><a href="#method.add">add</a></li><li><a href="#method.add_unnamed">add_unnamed</a></li><li><a href="#method.bounded">bounded</a></li><li><a href="#method.calculate_hover">calculate_hover</a></li><li><a href="#method.calculate_hovering">calculate_hovering</a></li><li><a href="#method.delete">delete</a></li><li><a href="#method.delete_before_replacement">delete_before_replacement</a></li><li><a href="#method.draw">draw</a></li><li><a href="#method.draw_master_batch">draw_master_batch</a></li><li><a href="#method.draw_master_batch_built">draw_master_batch_built</a></li><li><a href="#method.event">event</a></li><li><a href="#method.get_hovered_keybindings">get_hovered_keybindings</a></li><li><a href="#method.get_hovering">get_hovering</a></li><li><a href="#method.hack_unset_hovering">hack_unset_hovering</a></li><li><a href="#method.initialize_hover">initialize_hover</a></li><li><a href="#method.maybe_delete">maybe_delete</a></li><li><a href="#method.override_tooltip">override_tooltip</a></li><li><a href="#method.rebuilt_during_drag">rebuilt_during_drag</a></li><li><a href="#method.unbounded">unbounded</a></li></ul></div><div class="block"><h3 class="sidebar-title"><a href="#synthetic-implementations">Auto Trait Implementations</a></h3><ul><li><a href="#impl-RefUnwindSafe">RefUnwindSafe</a></li><li><a href="#impl-Send">!Send</a></li><li><a href="#impl-Sync">!Sync</a></li><li><a href="#impl-Unpin">Unpin</a></li><li><a href="#impl-UnwindSafe">UnwindSafe</a></li></ul></div><div class="block"><h3 class="sidebar-title"><a href="#blanket-implementations">Blanket Implementations</a></h3><ul><li><a href="#impl-Any">Any</a></li><li><a href="#impl-Borrow%3CT%3E">Borrow&lt;T&gt;</a></li><li><a href="#impl-BorrowMut%3CT%3E">BorrowMut&lt;T&gt;</a></li><li><a href="#impl-Downcast">Downcast</a></li><li><a href="#impl-From%3CT%3E">From&lt;T&gt;</a></li><li><a href="#impl-Instrument">Instrument</a></li><li><a href="#impl-Into%3CU%3E">Into&lt;U&gt;</a></li><li><a href="#impl-Same%3CT%3E">Same&lt;T&gt;</a></li><li><a href="#impl-TryFrom%3CU%3E">TryFrom&lt;U&gt;</a></li><li><a href="#impl-TryInto%3CU%3E">TryInto&lt;U&gt;</a></li></ul></div></section><h2 class="location"><a href="index.html">In widgetry::mapspace</a></h2><div id="sidebar-vars" data-name="World" data-ty="struct" data-relpath=""></div><script defer src="sidebar-items.js"></script></div></nav><main><div class="width-limiter"><div class="sub-container"><a class="sub-logo-container" href="../../widgetry/index.html"><img class="rust-logo" src="../../rust-logo.svg" alt="logo"></a><nav class="sub"><div class="theme-picker hidden"><button id="theme-picker" aria-label="Pick another theme!" aria-haspopup="menu" title="themes"><img width="22" height="22" alt="Pick another theme!" src="../../brush.svg"></button><div id="theme-choices" role="menu"></div></div><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press S to search, ? for more options…" type="search"><button type="button" id="help-button" title="help">?</button><a id="settings-menu" href="../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../wheel.svg"></a></div></form></nav></div><section id="main-content" class="content"><div class="main-heading">
<h1 class="fqn"><span class="in-band">Struct <a href="../index.html">widgetry</a>::<wbr><a href="index.html">mapspace</a>::<wbr><a class="struct" href="#">World</a><button id="copy-path" onclick="copy_path(this)" title="Copy item path to clipboard"><img src="../../clipboard.svg" width="19" height="18" alt="Copy item path"></button></span></h1><span class="out-of-band"><a class="srclink" href="../../src/widgetry/mapspace/world.rs.html#20-31">source</a> · <a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">&#x2212;</span>]</a></span></div><div class="docblock item-decl"><pre class="rust struct"><code>pub struct World&lt;ID:&nbsp;<a class="trait" href="world/trait.ObjectID.html" title="trait widgetry::mapspace::world::ObjectID">ObjectID</a>&gt; {
objects: <a class="struct" href="https://doc.rust-lang.org/1.61.0/std/collections/hash/map/struct.HashMap.html" title="struct std::collections::hash::map::HashMap">HashMap</a>&lt;ID, <a class="struct" href="world/struct.Object.html" title="struct widgetry::mapspace::world::Object">Object</a>&lt;ID&gt;&gt;,
quadtree: QuadTree&lt;ID&gt;,
draw_master_batches: <a class="struct" href="https://doc.rust-lang.org/1.61.0/alloc/vec/struct.Vec.html" title="struct alloc::vec::Vec">Vec</a>&lt;<a class="struct" href="struct.ToggleZoomed.html" title="struct widgetry::mapspace::ToggleZoomed">ToggleZoomed</a>&gt;,
hovering: <a class="enum" href="https://doc.rust-lang.org/1.61.0/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;ID&gt;,
dragging_from: <a class="enum" href="https://doc.rust-lang.org/1.61.0/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.61.0/std/primitive.tuple.html">(</a><a class="struct" href="../../geom/pt/struct.Pt2D.html" title="struct geom::pt::Pt2D">Pt2D</a>, <a class="primitive" href="https://doc.rust-lang.org/1.61.0/std/primitive.bool.html">bool</a><a class="primitive" href="https://doc.rust-lang.org/1.61.0/std/primitive.tuple.html">)</a>&gt;,
}</code></pre></div><details class="rustdoc-toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>A <code>World</code> manages objects that exist in “map-space”, the zoomable and pannable canvas. These
objects can be drawn, hovered on, clicked, dragged, etc.</p>
</div></details><h2 id="fields" class="fields small-section-header">Fields<a href="#fields" class="anchor"></a></h2><span id="structfield.objects" class="structfield small-section-header"><a href="#structfield.objects" class="anchor field"></a><code>objects: <a class="struct" href="https://doc.rust-lang.org/1.61.0/std/collections/hash/map/struct.HashMap.html" title="struct std::collections::hash::map::HashMap">HashMap</a>&lt;ID, <a class="struct" href="world/struct.Object.html" title="struct widgetry::mapspace::world::Object">Object</a>&lt;ID&gt;&gt;</code></span><span id="structfield.quadtree" class="structfield small-section-header"><a href="#structfield.quadtree" class="anchor field"></a><code>quadtree: QuadTree&lt;ID&gt;</code></span><span id="structfield.draw_master_batches" class="structfield small-section-header"><a href="#structfield.draw_master_batches" class="anchor field"></a><code>draw_master_batches: <a class="struct" href="https://doc.rust-lang.org/1.61.0/alloc/vec/struct.Vec.html" title="struct alloc::vec::Vec">Vec</a>&lt;<a class="struct" href="struct.ToggleZoomed.html" title="struct widgetry::mapspace::ToggleZoomed">ToggleZoomed</a>&gt;</code></span><span id="structfield.hovering" class="structfield small-section-header"><a href="#structfield.hovering" class="anchor field"></a><code>hovering: <a class="enum" href="https://doc.rust-lang.org/1.61.0/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;ID&gt;</code></span><span id="structfield.dragging_from" class="structfield small-section-header"><a href="#structfield.dragging_from" class="anchor field"></a><code>dragging_from: <a class="enum" href="https://doc.rust-lang.org/1.61.0/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.61.0/std/primitive.tuple.html">(</a><a class="struct" href="../../geom/pt/struct.Pt2D.html" title="struct geom::pt::Pt2D">Pt2D</a>, <a class="primitive" href="https://doc.rust-lang.org/1.61.0/std/primitive.bool.html">bool</a><a class="primitive" href="https://doc.rust-lang.org/1.61.0/std/primitive.tuple.html">)</a>&gt;</code></span><h2 id="implementations" class="small-section-header">Implementations<a href="#implementations" class="anchor"></a></h2><div id="implementations-list"><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl" class="impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/widgetry/mapspace/world.rs.html#318-646">source</a></span><a href="#impl" class="anchor"></a><h3 class="code-header in-band">impl&lt;ID:&nbsp;<a class="trait" href="world/trait.ObjectID.html" title="trait widgetry::mapspace::world::ObjectID">ObjectID</a>&gt; <a class="struct" href="world/struct.World.html" title="struct widgetry::mapspace::world::World">World</a>&lt;ID&gt;</h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.unbounded" class="method has-srclink"><span class="rightside"><a class="srclink" href="../../src/widgetry/mapspace/world.rs.html#320-333">source</a></span><a href="#method.unbounded" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.unbounded" class="fnname">unbounded</a>() -&gt; <a class="struct" href="world/struct.World.html" title="struct widgetry::mapspace::world::World">World</a>&lt;ID&gt;</h4></section></summary><div class="docblock"><p>Creates an empty <code>World</code>, whose objects can exist anywhere from (0, 0) to the max f64.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.bounded" class="method has-srclink"><span class="rightside"><a class="srclink" href="../../src/widgetry/mapspace/world.rs.html#336-346">source</a></span><a href="#method.bounded" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.bounded" class="fnname">bounded</a>(bounds: &amp;<a class="struct" href="../../geom/bounds/struct.Bounds.html" title="struct geom::bounds::Bounds">Bounds</a>) -&gt; <a class="struct" href="world/struct.World.html" title="struct widgetry::mapspace::world::World">World</a>&lt;ID&gt;</h4></section></summary><div class="docblock"><p>Creates an empty <code>World</code>, whose objects can exist in the provided rectangular boundary.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.add" class="method has-srclink"><span class="rightside"><a class="srclink" href="../../src/widgetry/mapspace/world.rs.html#350-365">source</a></span><a href="#method.add" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.add" class="fnname">add</a>(&amp;mut self, id: ID) -&gt; <a class="struct" href="world/struct.ObjectBuilder.html" title="struct widgetry::mapspace::world::ObjectBuilder">ObjectBuilder</a>&lt;'_, ID&gt;</h4></section></summary><div class="docblock"><p>Start adding an object to the <code>World</code>. The caller should specify the object with methods on
<code>ObjectBuilder</code>, then call <code>build</code>.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.delete" class="method has-srclink"><span class="rightside"><a class="srclink" href="../../src/widgetry/mapspace/world.rs.html#369-378">source</a></span><a href="#method.delete" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.delete" class="fnname">delete</a>(&amp;mut self, id: ID)</h4></section></summary><div class="docblock"><p>Delete an object. Not idempotent this will panic if the object doesnt exist. Will panic
if the object is deleted in the middle of being dragged.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.delete_before_replacement" class="method has-srclink"><span class="rightside"><a class="srclink" href="../../src/widgetry/mapspace/world.rs.html#382-392">source</a></span><a href="#method.delete_before_replacement" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.delete_before_replacement" class="fnname">delete_before_replacement</a>(&amp;mut self, id: ID)</h4></section></summary><div class="docblock"><p>Delete an object, with the promise to recreate it with the same ID before the next call to
<code>event</code>. This may be called while the object is being hovered on or dragged.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.maybe_delete" class="method has-srclink"><span class="rightside"><a class="srclink" href="../../src/widgetry/mapspace/world.rs.html#395-410">source</a></span><a href="#method.maybe_delete" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.maybe_delete" class="fnname">maybe_delete</a>(&amp;mut self, id: ID)</h4></section></summary><div class="docblock"><p>Like delete, but doesnt crash if the object doesnt exist</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.initialize_hover" class="method has-srclink"><span class="rightside"><a class="srclink" href="../../src/widgetry/mapspace/world.rs.html#418-423">source</a></span><a href="#method.initialize_hover" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.initialize_hover" class="fnname">initialize_hover</a>(&amp;mut self, ctx: &amp;<a class="struct" href="../event_ctx/struct.EventCtx.html" title="struct widgetry::event_ctx::EventCtx">EventCtx</a>&lt;'_&gt;)</h4></section></summary><div class="docblock"><p>After adding all objects to a <code>World</code>, call this to initially detect if the cursor is
hovering on an object. This may also be called after adding or deleting objects to
immediately recalculate hover before the mouse moves.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.hack_unset_hovering" class="method has-srclink"><span class="rightside"><a class="srclink" href="../../src/widgetry/mapspace/world.rs.html#427-429">source</a></span><a href="#method.hack_unset_hovering" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.hack_unset_hovering" class="fnname">hack_unset_hovering</a>(&amp;mut self)</h4></section></summary><div class="docblock"><p>Forcibly reset the hovering state to empty. This is a necessary hack when launching a new
state that uses <code>DrawBaselayer::PreviousState</code> and has tooltips.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.rebuilt_during_drag" class="method has-srclink"><span class="rightside"><a class="srclink" href="../../src/widgetry/mapspace/world.rs.html#438-444">source</a></span><a href="#method.rebuilt_during_drag" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.rebuilt_during_drag" class="fnname">rebuilt_during_drag</a>(&amp;mut self, prev_world: &amp;<a class="struct" href="world/struct.World.html" title="struct widgetry::mapspace::world::World">World</a>&lt;ID&gt;)</h4></section></summary><div class="docblock"><p>If a drag event causes the world to be totally rebuilt, call this with the previous world
to preserve the ongoing drag.</p>
<p>This should be called after <code>initialize_hover</code>.</p>
<p>Important: the rebuilt world must include the same object ID thats currently being dragged
from the previous world.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.draw_master_batch" class="method has-srclink"><span class="rightside"><a class="srclink" href="../../src/widgetry/mapspace/world.rs.html#448-450">source</a></span><a href="#method.draw_master_batch" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.draw_master_batch" class="fnname">draw_master_batch</a>&lt;I:&nbsp;<a class="trait" href="https://doc.rust-lang.org/1.61.0/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;<a class="struct" href="struct.ToggleZoomedBuilder.html" title="struct widgetry::mapspace::ToggleZoomedBuilder">ToggleZoomedBuilder</a>&gt;&gt;(<br>&nbsp;&nbsp;&nbsp;&nbsp;&amp;mut self, <br>&nbsp;&nbsp;&nbsp;&nbsp;ctx: &amp;<a class="struct" href="../event_ctx/struct.EventCtx.html" title="struct widgetry::event_ctx::EventCtx">EventCtx</a>&lt;'_&gt;, <br>&nbsp;&nbsp;&nbsp;&nbsp;draw: I<br>)</h4></section></summary><div class="docblock"><p>Draw something underneath all objects. This is useful for performance, when a large number
of objects never change appearance.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.draw_master_batch_built" class="method has-srclink"><span class="rightside"><a class="srclink" href="../../src/widgetry/mapspace/world.rs.html#453-455">source</a></span><a href="#method.draw_master_batch_built" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.draw_master_batch_built" class="fnname">draw_master_batch_built</a>(&amp;mut self, draw: <a class="struct" href="struct.ToggleZoomed.html" title="struct widgetry::mapspace::ToggleZoomed">ToggleZoomed</a>)</h4></section></summary><div class="docblock"><p>Like <code>draw_master_batch</code>, but for already-built objects.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.event" class="method has-srclink"><span class="rightside"><a class="srclink" href="../../src/widgetry/mapspace/world.rs.html#458-559">source</a></span><a href="#method.event" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.event" class="fnname">event</a>(&amp;mut self, ctx: &amp;mut <a class="struct" href="../event_ctx/struct.EventCtx.html" title="struct widgetry::event_ctx::EventCtx">EventCtx</a>&lt;'_&gt;) -&gt; <a class="enum" href="world/enum.WorldOutcome.html" title="enum widgetry::mapspace::world::WorldOutcome">WorldOutcome</a>&lt;ID&gt;</h4></section></summary><div class="docblock"><p>Let objects in the world respond to something happening.</p>
</div></details><section id="method.calculate_hover" class="method has-srclink"><span class="rightside"><a class="srclink" href="../../src/widgetry/mapspace/world.rs.html#561-582">source</a></span><a href="#method.calculate_hover" class="anchor"></a><h4 class="code-header">fn <a href="#method.calculate_hover" class="fnname">calculate_hover</a>(&amp;self, cursor: <a class="struct" href="../../geom/pt/struct.Pt2D.html" title="struct geom::pt::Pt2D">Pt2D</a>) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.61.0/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;ID&gt;</h4></section><details class="rustdoc-toggle method-toggle" open><summary><section id="method.draw" class="method has-srclink"><span class="rightside"><a class="srclink" href="../../src/widgetry/mapspace/world.rs.html#585-613">source</a></span><a href="#method.draw" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.draw" class="fnname">draw</a>(&amp;self, g: &amp;mut <a class="struct" href="../drawing/struct.GfxCtx.html" title="struct widgetry::drawing::GfxCtx">GfxCtx</a>&lt;'_&gt;)</h4></section></summary><div class="docblock"><p>Draw objects in the world thatre currently visible.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.get_hovering" class="method has-srclink"><span class="rightside"><a class="srclink" href="../../src/widgetry/mapspace/world.rs.html#616-618">source</a></span><a href="#method.get_hovering" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.get_hovering" class="fnname">get_hovering</a>(&amp;self) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.61.0/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;ID&gt;</h4></section></summary><div class="docblock"><p>Returns the object currently hovered on.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.override_tooltip" class="method has-srclink"><span class="rightside"><a class="srclink" href="../../src/widgetry/mapspace/world.rs.html#621-628">source</a></span><a href="#method.override_tooltip" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.override_tooltip" class="fnname">override_tooltip</a>(&amp;mut self, id: <a class="primitive" href="https://doc.rust-lang.org/1.61.0/std/primitive.reference.html">&amp;</a>ID, tooltip: <a class="enum" href="https://doc.rust-lang.org/1.61.0/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;<a class="struct" href="../text/struct.Text.html" title="struct widgetry::text::Text">Text</a>&gt;) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.61.0/std/primitive.bool.html">bool</a></h4></section></summary><div class="docblock"><p>Change an objects tooltip. Returns true for success, false if the object didnt exist.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.calculate_hovering" class="method has-srclink"><span class="rightside"><a class="srclink" href="../../src/widgetry/mapspace/world.rs.html#633-639">source</a></span><a href="#method.calculate_hovering" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.calculate_hovering" class="fnname">calculate_hovering</a>(&amp;self, ctx: &amp;<a class="struct" href="../event_ctx/struct.EventCtx.html" title="struct widgetry::event_ctx::EventCtx">EventCtx</a>&lt;'_&gt;) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.61.0/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;ID&gt;</h4></section></summary><div class="docblock"><p>Calculate the object currently underneath the cursor. This should only be used when the
<code>World</code> is not being actively updated by calling <code>event</code>. If another state temporarily
needs to disable most interactions with objects, it can poll this instead.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.get_hovered_keybindings" class="method has-srclink"><span class="rightside"><a class="srclink" href="../../src/widgetry/mapspace/world.rs.html#643-645">source</a></span><a href="#method.get_hovered_keybindings" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.get_hovered_keybindings" class="fnname">get_hovered_keybindings</a>(&amp;self) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.61.0/core/option/enum.Option.html" title="enum core::option::Option">Option</a>&lt;&amp;<a class="struct" href="https://doc.rust-lang.org/1.61.0/alloc/vec/struct.Vec.html" title="struct alloc::vec::Vec">Vec</a>&lt;<a class="primitive" href="https://doc.rust-lang.org/1.61.0/std/primitive.tuple.html">(</a><a class="enum" href="../event/enum.MultiKey.html" title="enum widgetry::event::MultiKey">MultiKey</a>, &amp;'static <a class="primitive" href="https://doc.rust-lang.org/1.61.0/std/primitive.str.html">str</a><a class="primitive" href="https://doc.rust-lang.org/1.61.0/std/primitive.tuple.html">)</a>&gt;&gt;</h4></section></summary><div class="docblock"><p>If an object is currently being hovered on, return its keybindings. This should be used to
describe interactions; to detect the keypresses, listen for <code>WorldOutcome::Keypress</code>.</p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-1" class="impl has-srclink"><span class="rightside"><a class="srclink" href="../../src/widgetry/mapspace/world.rs.html#653-663">source</a></span><a href="#impl-1" class="anchor"></a><h3 class="code-header in-band">impl <a class="struct" href="world/struct.World.html" title="struct widgetry::mapspace::world::World">World</a>&lt;<a class="struct" href="world/struct.DummyID.html" title="struct widgetry::mapspace::world::DummyID">DummyID</a>&gt;</h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.add_unnamed" class="method has-srclink"><span class="rightside"><a class="srclink" href="../../src/widgetry/mapspace/world.rs.html#660-662">source</a></span><a href="#method.add_unnamed" class="anchor"></a><h4 class="code-header">pub fn <a href="#method.add_unnamed" class="fnname">add_unnamed</a>(&amp;mut self) -&gt; <a class="struct" href="world/struct.ObjectBuilder.html" title="struct widgetry::mapspace::world::ObjectBuilder">ObjectBuilder</a>&lt;'_, <a class="struct" href="world/struct.DummyID.html" title="struct widgetry::mapspace::world::DummyID">DummyID</a>&gt;</h4></section></summary><div class="docblock"><p>Begin adding an unnamed object to the <code>World</code>.</p>
<p>Note: You must call <code>build</code> on this object before calling <code>add_unnamed</code> again. Otherwise,
the object IDs will collide.</p>
<p>TODO This will break when objects are deleted!</p>
</div></details></div></details></div><h2 id="synthetic-implementations" class="small-section-header">Auto Trait Implementations<a href="#synthetic-implementations" class="anchor"></a></h2><div id="synthetic-implementations-list"><section id="impl-RefUnwindSafe" class="impl has-srclink"><a href="#impl-RefUnwindSafe" class="anchor"></a><h3 class="code-header in-band">impl&lt;ID&gt; <a class="trait" href="https://doc.rust-lang.org/1.61.0/core/panic/unwind_safe/trait.RefUnwindSafe.html" title="trait core::panic::unwind_safe::RefUnwindSafe">RefUnwindSafe</a> for <a class="struct" href="world/struct.World.html" title="struct widgetry::mapspace::world::World">World</a>&lt;ID&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;ID: <a class="trait" href="https://doc.rust-lang.org/1.61.0/core/panic/unwind_safe/trait.RefUnwindSafe.html" title="trait core::panic::unwind_safe::RefUnwindSafe">RefUnwindSafe</a>,&nbsp;</span></h3></section><section id="impl-Send" class="impl has-srclink"><a href="#impl-Send" class="anchor"></a><h3 class="code-header in-band">impl&lt;ID&gt; !<a class="trait" href="https://doc.rust-lang.org/1.61.0/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> for <a class="struct" href="world/struct.World.html" title="struct widgetry::mapspace::world::World">World</a>&lt;ID&gt;</h3></section><section id="impl-Sync" class="impl has-srclink"><a href="#impl-Sync" class="anchor"></a><h3 class="code-header in-band">impl&lt;ID&gt; !<a class="trait" href="https://doc.rust-lang.org/1.61.0/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> for <a class="struct" href="world/struct.World.html" title="struct widgetry::mapspace::world::World">World</a>&lt;ID&gt;</h3></section><section id="impl-Unpin" class="impl has-srclink"><a href="#impl-Unpin" class="anchor"></a><h3 class="code-header in-band">impl&lt;ID&gt; <a class="trait" href="https://doc.rust-lang.org/1.61.0/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a> for <a class="struct" href="world/struct.World.html" title="struct widgetry::mapspace::world::World">World</a>&lt;ID&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;ID: <a class="trait" href="https://doc.rust-lang.org/1.61.0/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a>,&nbsp;</span></h3></section><section id="impl-UnwindSafe" class="impl has-srclink"><a href="#impl-UnwindSafe" class="anchor"></a><h3 class="code-header in-band">impl&lt;ID&gt; <a class="trait" href="https://doc.rust-lang.org/1.61.0/core/panic/unwind_safe/trait.UnwindSafe.html" title="trait core::panic::unwind_safe::UnwindSafe">UnwindSafe</a> for <a class="struct" href="world/struct.World.html" title="struct widgetry::mapspace::world::World">World</a>&lt;ID&gt; <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;ID: <a class="trait" href="https://doc.rust-lang.org/1.61.0/core/panic/unwind_safe/trait.UnwindSafe.html" title="trait core::panic::unwind_safe::UnwindSafe">UnwindSafe</a>,&nbsp;</span></h3></section></div><h2 id="blanket-implementations" class="small-section-header">Blanket Implementations<a href="#blanket-implementations" class="anchor"></a></h2><div id="blanket-implementations-list"><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-Any" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.61.0/src/core/any.rs.html#132-136">source</a></span><a href="#impl-Any" class="anchor"></a><h3 class="code-header in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.61.0/core/any/trait.Any.html" title="trait core::any::Any">Any</a> for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: 'static + ?<a class="trait" href="https://doc.rust-lang.org/1.61.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.type_id" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.61.0/src/core/any.rs.html#133">source</a></span><a href="#method.type_id" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.61.0/core/any/trait.Any.html#tymethod.type_id" class="fnname">type_id</a>(&amp;self) -&gt; <a class="struct" href="https://doc.rust-lang.org/1.61.0/core/any/struct.TypeId.html" title="struct core::any::TypeId">TypeId</a></h4></section></summary><div class='docblock'><p>Gets the <code>TypeId</code> of <code>self</code>. <a href="https://doc.rust-lang.org/1.61.0/core/any/trait.Any.html#tymethod.type_id">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-Borrow%3CT%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.61.0/src/core/borrow.rs.html#209-214">source</a></span><a href="#impl-Borrow%3CT%3E" class="anchor"></a><h3 class="code-header in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.61.0/core/borrow/trait.Borrow.html" title="trait core::borrow::Borrow">Borrow</a>&lt;T&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: ?<a class="trait" href="https://doc.rust-lang.org/1.61.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.borrow" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/91522" title="Tracking issue for const_borrow">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/1.61.0/src/core/borrow.rs.html#211">source</a></span><a href="#method.borrow" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.61.0/core/borrow/trait.Borrow.html#tymethod.borrow" class="fnname">borrow</a>(&amp;self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.61.0/std/primitive.reference.html">&amp;</a>T</h4></section></summary><div class='docblock'><p>Immutably borrows from an owned value. <a href="https://doc.rust-lang.org/1.61.0/core/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-BorrowMut%3CT%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.61.0/src/core/borrow.rs.html#218-222">source</a></span><a href="#impl-BorrowMut%3CT%3E" class="anchor"></a><h3 class="code-header in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.61.0/core/borrow/trait.BorrowMut.html" title="trait core::borrow::BorrowMut">BorrowMut</a>&lt;T&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: ?<a class="trait" href="https://doc.rust-lang.org/1.61.0/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>,&nbsp;</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.borrow_mut" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/91522" title="Tracking issue for const_borrow">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/1.61.0/src/core/borrow.rs.html#219">source</a></span><a href="#method.borrow_mut" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.61.0/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut" class="fnname">borrow_mut</a>(&amp;mut self) -&gt; <a class="primitive" href="https://doc.rust-lang.org/1.61.0/std/primitive.reference.html">&amp;mut </a>T</h4></section></summary><div class='docblock'><p>Mutably borrows from an owned value. <a href="https://doc.rust-lang.org/1.61.0/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-Downcast" class="impl has-srclink"><a href="#impl-Downcast" class="anchor"></a><h3 class="code-header in-band">impl&lt;T&gt; Downcast for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;T: <a class="trait" href="https://doc.rust-lang.org/1.61.0/core/any/trait.Any.html" title="trait core::any::Any">Any</a>,&nbsp;</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.into_any" class="method trait-impl has-srclink"><a href="#method.into_any" class="anchor"></a><h4 class="code-header">fn <a class="fnname">into_any</a>(self: <a class="struct" href="https://doc.rust-lang.org/1.61.0/alloc/boxed/struct.Box.html" title="struct alloc::boxed::Box">Box</a>&lt;T, <a class="struct" href="https://doc.rust-lang.org/1.61.0/alloc/alloc/struct.Global.html" title="struct alloc::alloc::Global">Global</a>&gt;) -&gt; <a class="struct" href="https://doc.rust-lang.org/1.61.0/alloc/boxed/struct.Box.html" title="struct alloc::boxed::Box">Box</a>&lt;dyn <a class="trait" href="https://doc.rust-lang.org/1.61.0/core/any/trait.Any.html" title="trait core::any::Any">Any</a> + 'static, <a class="struct" href="https://doc.rust-lang.org/1.61.0/alloc/alloc/struct.Global.html" title="struct alloc::alloc::Global">Global</a>&gt;</h4></section></summary><div class='docblock'><p>Convert <code>Box&lt;dyn Trait&gt;</code> (where <code>Trait: Downcast</code>) to <code>Box&lt;dyn Any&gt;</code>. <code>Box&lt;dyn Any&gt;</code> can
then be further <code>downcast</code> into <code>Box&lt;ConcreteType&gt;</code> where <code>ConcreteType</code> implements <code>Trait</code>. <a href="#tymethod.into_any">Read more</a></p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.into_any_rc" class="method trait-impl has-srclink"><a href="#method.into_any_rc" class="anchor"></a><h4 class="code-header">fn <a class="fnname">into_any_rc</a>(self: <a class="struct" href="https://doc.rust-lang.org/1.61.0/alloc/rc/struct.Rc.html" title="struct alloc::rc::Rc">Rc</a>&lt;T&gt;) -&gt; <a class="struct" href="https://doc.rust-lang.org/1.61.0/alloc/rc/struct.Rc.html" title="struct alloc::rc::Rc">Rc</a>&lt;dyn <a class="trait" href="https://doc.rust-lang.org/1.61.0/core/any/trait.Any.html" title="trait core::any::Any">Any</a> + 'static&gt;</h4></section></summary><div class='docblock'><p>Convert <code>Rc&lt;Trait&gt;</code> (where <code>Trait: Downcast</code>) to <code>Rc&lt;Any&gt;</code>. <code>Rc&lt;Any&gt;</code> can then be
further <code>downcast</code> into <code>Rc&lt;ConcreteType&gt;</code> where <code>ConcreteType</code> implements <code>Trait</code>. <a href="#tymethod.into_any_rc">Read more</a></p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.as_any" class="method trait-impl has-srclink"><a href="#method.as_any" class="anchor"></a><h4 class="code-header">fn <a class="fnname">as_any</a>(&amp;self) -&gt; &amp;(dyn <a class="trait" href="https://doc.rust-lang.org/1.61.0/core/any/trait.Any.html" title="trait core::any::Any">Any</a> + 'static)</h4></section></summary><div class='docblock'><p>Convert <code>&amp;Trait</code> (where <code>Trait: Downcast</code>) to <code>&amp;Any</code>. This is needed since Rust cannot
generate <code>&amp;Any</code>s vtable from <code>&amp;Trait</code>s. <a href="#tymethod.as_any">Read more</a></p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.as_any_mut" class="method trait-impl has-srclink"><a href="#method.as_any_mut" class="anchor"></a><h4 class="code-header">fn <a class="fnname">as_any_mut</a>(&amp;mut self) -&gt; &amp;mut (dyn <a class="trait" href="https://doc.rust-lang.org/1.61.0/core/any/trait.Any.html" title="trait core::any::Any">Any</a> + 'static)</h4></section></summary><div class='docblock'><p>Convert <code>&amp;mut Trait</code> (where <code>Trait: Downcast</code>) to <code>&amp;Any</code>. This is needed since Rust cannot
generate <code>&amp;mut Any</code>s vtable from <code>&amp;mut Trait</code>s. <a href="#tymethod.as_any_mut">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-From%3CT%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.61.0/src/core/convert/mod.rs.html#557-562">source</a></span><a href="#impl-From%3CT%3E" class="anchor"></a><h3 class="code-header in-band">impl&lt;T&gt; <a class="trait" href="https://doc.rust-lang.org/1.61.0/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;T&gt; for T</h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.from" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/1.61.0/src/core/convert/mod.rs.html#559">source</a></span><a href="#method.from" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.61.0/core/convert/trait.From.html#tymethod.from" class="fnname">from</a>(t: T) -&gt; T</h4></section></summary><div class="docblock"><p>Returns the argument unchanged.</p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-Instrument" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://docs.rs/tracing/0.1.26/src/tracing/instrument.rs.html#155">source</a></span><a href="#impl-Instrument" class="anchor"></a><h3 class="code-header in-band">impl&lt;T&gt; <a class="trait" href="https://docs.rs/tracing/0.1.26/tracing/instrument/trait.Instrument.html" title="trait tracing::instrument::Instrument">Instrument</a> for T</h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.instrument" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="https://docs.rs/tracing/0.1.26/src/tracing/instrument.rs.html#38">source</a></span><a href="#method.instrument" class="anchor"></a><h4 class="code-header">fn <a href="https://docs.rs/tracing/0.1.26/tracing/instrument/trait.Instrument.html#method.instrument" class="fnname">instrument</a>(self, span: <a class="struct" href="https://docs.rs/tracing/0.1.26/tracing/span/struct.Span.html" title="struct tracing::span::Span">Span</a>) -&gt; <a class="struct" href="https://docs.rs/tracing/0.1.26/tracing/instrument/struct.Instrumented.html" title="struct tracing::instrument::Instrumented">Instrumented</a>&lt;Self&gt;</h4></section></summary><div class='docblock'><p>Instruments this type with the provided <code>Span</code>, returning an
<code>Instrumented</code> wrapper. <a href="https://docs.rs/tracing/0.1.26/tracing/instrument/trait.Instrument.html#method.instrument">Read more</a></p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.in_current_span" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="https://docs.rs/tracing/0.1.26/src/tracing/instrument.rs.html#74">source</a></span><a href="#method.in_current_span" class="anchor"></a><h4 class="code-header">fn <a href="https://docs.rs/tracing/0.1.26/tracing/instrument/trait.Instrument.html#method.in_current_span" class="fnname">in_current_span</a>(self) -&gt; <a class="struct" href="https://docs.rs/tracing/0.1.26/tracing/instrument/struct.Instrumented.html" title="struct tracing::instrument::Instrumented">Instrumented</a>&lt;Self&gt;</h4></section></summary><div class='docblock'><p>Instruments this type with the <a href="../struct.Span.html#method.current">current</a> <code>Span</code>, returning an
<code>Instrumented</code> wrapper. <a href="https://docs.rs/tracing/0.1.26/tracing/instrument/trait.Instrument.html#method.in_current_span">Read more</a></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-Into%3CU%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.61.0/src/core/convert/mod.rs.html#541-552">source</a></span><a href="#impl-Into%3CU%3E" class="anchor"></a><h3 class="code-header in-band">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/1.61.0/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;U&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: <a class="trait" href="https://doc.rust-lang.org/1.61.0/core/convert/trait.From.html" title="trait core::convert::From">From</a>&lt;T&gt;,&nbsp;</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.into" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/1.61.0/src/core/convert/mod.rs.html#549">source</a></span><a href="#method.into" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.61.0/core/convert/trait.Into.html#tymethod.into" class="fnname">into</a>(self) -&gt; U</h4></section></summary><div class="docblock"><p>Calls <code>U::from(self)</code>.</p>
<p>That is, this conversion is whatever the implementation of
<code><a href="https://doc.rust-lang.org/1.61.0/core/convert/trait.From.html" title="From">From</a>&lt;T&gt; for U</code> chooses to do.</p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-Same%3CT%3E" class="impl has-srclink"><a href="#impl-Same%3CT%3E" class="anchor"></a><h3 class="code-header in-band">impl&lt;T&gt; Same&lt;T&gt; for T</h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Output" class="type trait-impl has-srclink"><a href="#associatedtype.Output" class="anchor"></a><h4 class="code-header">type <a href="#associatedtype.Output" class="associatedtype">Output</a> = T</h4></section></summary><div class='docblock'><p>Should always be <code>Self</code></p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-TryFrom%3CU%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.61.0/src/core/convert/mod.rs.html#598-607">source</a></span><a href="#impl-TryFrom%3CU%3E" class="anchor"></a><h3 class="code-header in-band">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/1.61.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;U&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: <a class="trait" href="https://doc.rust-lang.org/1.61.0/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a>&lt;T&gt;,&nbsp;</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Error" class="type trait-impl has-srclink"><a href="#associatedtype.Error" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.61.0/core/convert/trait.TryFrom.html#associatedtype.Error" class="associatedtype">Error</a> = <a class="enum" href="https://doc.rust-lang.org/1.61.0/core/convert/enum.Infallible.html" title="enum core::convert::Infallible">Infallible</a></h4></section></summary><div class='docblock'><p>The type returned in the event of a conversion error.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.try_from" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/1.61.0/src/core/convert/mod.rs.html#604">source</a></span><a href="#method.try_from" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.61.0/core/convert/trait.TryFrom.html#tymethod.try_from" class="fnname">try_from</a>(value: U) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.61.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;T, &lt;T as <a class="trait" href="https://doc.rust-lang.org/1.61.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;U&gt;&gt;::<a class="associatedtype" href="https://doc.rust-lang.org/1.61.0/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>&gt;</h4></section></summary><div class='docblock'><p>Performs the conversion.</p>
</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-TryInto%3CU%3E" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/1.61.0/src/core/convert/mod.rs.html#583-592">source</a></span><a href="#impl-TryInto%3CU%3E" class="anchor"></a><h3 class="code-header in-band">impl&lt;T, U&gt; <a class="trait" href="https://doc.rust-lang.org/1.61.0/core/convert/trait.TryInto.html" title="trait core::convert::TryInto">TryInto</a>&lt;U&gt; for T <span class="where fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;U: <a class="trait" href="https://doc.rust-lang.org/1.61.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;,&nbsp;</span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Error-1" class="type trait-impl has-srclink"><a href="#associatedtype.Error-1" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/1.61.0/core/convert/trait.TryInto.html#associatedtype.Error" class="associatedtype">Error</a> = &lt;U as <a class="trait" href="https://doc.rust-lang.org/1.61.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;&gt;::<a class="associatedtype" href="https://doc.rust-lang.org/1.61.0/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a></h4></section></summary><div class='docblock'><p>The type returned in the event of a conversion error.</p>
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.try_into" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/1.61.0/src/core/convert/mod.rs.html#589">source</a></span><a href="#method.try_into" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/1.61.0/core/convert/trait.TryInto.html#tymethod.try_into" class="fnname">try_into</a>(self) -&gt; <a class="enum" href="https://doc.rust-lang.org/1.61.0/core/result/enum.Result.html" title="enum core::result::Result">Result</a>&lt;U, &lt;U as <a class="trait" href="https://doc.rust-lang.org/1.61.0/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a>&lt;T&gt;&gt;::<a class="associatedtype" href="https://doc.rust-lang.org/1.61.0/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>&gt;</h4></section></summary><div class='docblock'><p>Performs the conversion.</p>
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