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This crate contains common code for applications that draw and interact with a `Map`.</span> <span class="attribute">#[<span class="ident">macro_use</span>]</span> <span class="kw">extern</span> <span class="kw">crate</span> <span class="ident">anyhow</span>; <span class="attribute">#[<span class="ident">macro_use</span>]</span> <span class="kw">extern</span> <span class="kw">crate</span> <span class="ident">log</span>; <span class="kw">use</span> <span class="ident">abstutil</span>::<span class="ident">Timer</span>; <span class="kw">use</span> <span class="ident">geom</span>::{<span class="ident">Duration</span>, <span class="ident">Pt2D</span>, <span class="ident">Time</span>}; <span class="kw">use</span> <span class="ident">map_model</span>::{<span class="ident">AreaID</span>, <span class="ident">BuildingID</span>, <span class="ident">BusStopID</span>, <span class="ident">IntersectionID</span>, <span class="ident">LaneID</span>, <span class="ident">Map</span>, <span class="ident">ParkingLotID</span>, <span class="ident">RoadID</span>}; <span class="kw">use</span> <span class="ident">sim</span>::{<span class="ident">AgentID</span>, <span class="ident">CarID</span>, <span class="ident">PedestrianID</span>, <span class="ident">Sim</span>}; <span class="kw">use</span> <span class="ident">widgetry</span>::{<span class="ident">EventCtx</span>, <span class="ident">GfxCtx</span>, <span class="ident">State</span>}; <span class="kw">pub</span> <span class="kw">use</span> <span class="self">self</span>::<span class="ident">simple_app</span>::<span class="ident">SimpleApp</span>; <span class="kw">use</span> <span class="kw">crate</span>::<span class="ident">render</span>::<span class="ident">DrawOptions</span>; <span class="kw">use</span> <span class="ident">colors</span>::{<span class="ident">ColorScheme</span>, <span class="ident">ColorSchemeChoice</span>}; <span class="kw">use</span> <span class="ident">options</span>::<span class="ident">Options</span>; <span class="kw">use</span> <span class="ident">render</span>::<span class="ident">DrawMap</span>; <span class="kw">pub</span> <span class="kw">mod</span> <span class="ident">colors</span>; <span class="kw">pub</span> <span class="kw">mod</span> <span class="ident">load</span>; <span class="kw">pub</span> <span class="kw">mod</span> <span class="ident">options</span>; <span class="kw">pub</span> <span class="kw">mod</span> <span class="ident">render</span>; <span class="kw">mod</span> <span class="ident">simple_app</span>; <span class="kw">pub</span> <span class="kw">mod</span> <span class="ident">tools</span>; <span class="doccomment">/// An application wishing to use the tools in this crate has to implement this on the struct that</span> <span class="doccomment">/// implements `widgetry::SharedAppState`, so that the tools here can access the map. See</span> <span class="doccomment">/// `SimpleApp` for an example implementation.</span> <span class="kw">pub</span> <span class="kw">trait</span> <span class="ident">AppLike</span> { <span class="kw">fn</span> <span class="ident">map</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="kw-2">&</span><span class="ident">Map</span>; <span class="kw">fn</span> <span class="ident">sim</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="kw-2">&</span><span class="ident">Sim</span>; <span class="kw">fn</span> <span class="ident">cs</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="kw-2">&</span><span class="ident">ColorScheme</span>; <span class="kw">fn</span> <span class="ident">mut_cs</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">ColorScheme</span>; <span class="kw">fn</span> <span class="ident">draw_map</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="kw-2">&</span><span class="ident">DrawMap</span>; <span class="kw">fn</span> <span class="ident">mut_draw_map</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">DrawMap</span>; <span class="kw">fn</span> <span class="ident">opts</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="kw-2">&</span><span class="ident">Options</span>; <span class="kw">fn</span> <span class="ident">mut_opts</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">Options</span>; <span class="kw">fn</span> <span class="ident">map_switched</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">map</span>: <span class="ident">Map</span>, <span class="ident">timer</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">Timer</span>); <span class="kw">fn</span> <span class="ident">draw_with_opts</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">opts</span>: <span class="ident">DrawOptions</span>); <span class="doccomment">/// Create a `widgetry::State` that warps to the given point.</span> <span class="kw">fn</span> <span class="ident">make_warper</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="ident">EventCtx</span>, <span class="ident">pt</span>: <span class="ident">Pt2D</span>, <span class="ident">target_cam_zoom</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">f64</span><span class="op">></span>, <span class="ident">id</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">ID</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="self">Self</span><span class="op">></span><span class="op">></span> <span class="kw">where</span> <span class="self">Self</span>: <span class="ident">Sized</span>; <span class="comment">// These two are needed to render traffic signals. Splitting them from sim() allows</span> <span class="comment">// applications that don't run a traffic sim to work.</span> <span class="kw">fn</span> <span class="ident">sim_time</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="ident">Time</span> { <span class="self">self</span>.<span class="ident">sim</span>().<span class="ident">time</span>() } <span class="kw">fn</span> <span class="ident">current_stage_and_remaining_time</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">id</span>: <span class="ident">IntersectionID</span>) <span class="op">-</span><span class="op">></span> (<span class="ident">usize</span>, <span class="ident">Duration</span>) { <span class="self">self</span>.<span class="ident">sim</span>().<span class="ident">current_stage_and_remaining_time</span>(<span class="ident">id</span>) } <span class="doccomment">/// Change the color scheme. Idempotent. Return true if there was a change.</span> <span class="kw">fn</span> <span class="ident">change_color_scheme</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">cs</span>: <span class="ident">ColorSchemeChoice</span>) <span class="op">-</span><span class="op">></span> <span class="ident">bool</span> { <span class="kw">if</span> <span class="self">self</span>.<span class="ident">opts</span>().<span class="ident">color_scheme</span> <span class="op">=</span><span class="op">=</span> <span class="ident">cs</span> { <span class="kw">return</span> <span class="bool-val">false</span>; } <span class="self">self</span>.<span class="ident">mut_opts</span>().<span class="ident">color_scheme</span> <span class="op">=</span> <span class="ident">cs</span>; <span class="kw-2">*</span><span class="self">self</span>.<span class="ident">mut_cs</span>() <span class="op">=</span> <span class="ident">ColorScheme</span>::<span class="ident">new</span>(<span class="ident">ctx</span>, <span class="self">self</span>.<span class="ident">opts</span>().<span class="ident">color_scheme</span>); <span class="ident">ctx</span>.<span class="ident">loading_screen</span>(<span class="string">"rerendering map colors"</span>, <span class="op">|</span><span class="ident">ctx</span>, <span class="ident">timer</span><span class="op">|</span> { <span class="kw-2">*</span><span class="self">self</span>.<span class="ident">mut_draw_map</span>() <span class="op">=</span> <span class="ident">DrawMap</span>::<span class="ident">new</span>(<span class="ident">ctx</span>, <span class="self">self</span>.<span class="ident">map</span>(), <span class="self">self</span>.<span class="ident">opts</span>(), <span class="self">self</span>.<span class="ident">cs</span>(), <span class="ident">timer</span>); }); <span class="bool-val">true</span> } } <span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Clone</span>, <span class="ident">Hash</span>, <span class="ident">PartialEq</span>, <span class="ident">Eq</span>, <span class="ident">Debug</span>, <span class="ident">PartialOrd</span>, <span class="ident">Ord</span>)]</span> <span class="kw">pub</span> <span class="kw">enum</span> <span class="ident">ID</span> { <span class="ident">Road</span>(<span class="ident">RoadID</span>), <span class="ident">Lane</span>(<span class="ident">LaneID</span>), <span class="ident">Intersection</span>(<span class="ident">IntersectionID</span>), <span class="ident">Building</span>(<span class="ident">BuildingID</span>), <span class="ident">ParkingLot</span>(<span class="ident">ParkingLotID</span>), <span class="ident">Car</span>(<span class="ident">CarID</span>), <span class="ident">Pedestrian</span>(<span class="ident">PedestrianID</span>), <span class="ident">PedCrowd</span>(<span class="ident">Vec</span><span class="op"><</span><span class="ident">PedestrianID</span><span class="op">></span>), <span class="ident">BusStop</span>(<span class="ident">BusStopID</span>), <span class="ident">Area</span>(<span class="ident">AreaID</span>), } <span class="kw">impl</span> <span class="ident">ID</span> { <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">from_agent</span>(<span class="ident">id</span>: <span class="ident">AgentID</span>) <span class="op">-</span><span class="op">></span> <span class="ident">ID</span> { <span class="kw">match</span> <span class="ident">id</span> { <span class="ident">AgentID</span>::<span class="ident">Car</span>(<span class="ident">id</span>) <span class="op">=</span><span class="op">></span> <span class="ident">ID</span>::<span class="ident">Car</span>(<span class="ident">id</span>), <span class="ident">AgentID</span>::<span class="ident">Pedestrian</span>(<span class="ident">id</span>) <span class="op">=</span><span class="op">></span> <span class="ident">ID</span>::<span class="ident">Pedestrian</span>(<span class="ident">id</span>), <span class="ident">AgentID</span>::<span class="ident">BusPassenger</span>(<span class="kw">_</span>, <span class="ident">bus</span>) <span class="op">=</span><span class="op">></span> <span class="ident">ID</span>::<span class="ident">Car</span>(<span class="ident">bus</span>), } } <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">agent_id</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">AgentID</span><span class="op">></span> { <span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> { <span class="ident">ID</span>::<span class="ident">Car</span>(<span class="ident">id</span>) <span class="op">=</span><span class="op">></span> <span class="prelude-val">Some</span>(<span class="ident">AgentID</span>::<span class="ident">Car</span>(<span class="ident">id</span>)), <span class="ident">ID</span>::<span class="ident">Pedestrian</span>(<span class="ident">id</span>) <span class="op">=</span><span class="op">></span> <span class="prelude-val">Some</span>(<span class="ident">AgentID</span>::<span class="ident">Pedestrian</span>(<span class="ident">id</span>)), <span class="comment">// PedCrowd doesn't map to a single agent.</span> <span class="kw">_</span> <span class="op">=</span><span class="op">></span> <span class="prelude-val">None</span>, } } <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">as_intersection</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="ident">IntersectionID</span> { <span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> { <span class="ident">ID</span>::<span class="ident">Intersection</span>(<span class="ident">i</span>) <span class="op">=</span><span class="op">></span> <span class="ident">i</span>, <span class="kw">_</span> <span class="op">=</span><span class="op">></span> <span class="macro">panic</span><span class="macro">!</span>(<span class="string">"Can't call as_intersection on {:?}"</span>, <span class="self">self</span>), } } <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">as_building</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-</span><span class="op">></span> <span class="ident">BuildingID</span> { <span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> { <span class="ident">ID</span>::<span class="ident">Building</span>(<span class="ident">b</span>) <span class="op">=</span><span class="op">></span> <span class="ident">b</span>, <span class="kw">_</span> <span class="op">=</span><span class="op">></span> <span class="macro">panic</span><span class="macro">!</span>(<span class="string">"Can't call as_building on {:?}"</span>, <span class="self">self</span>), } } } </pre></div> </section><section id="search" class="content hidden"></section><section class="footer"></section><div id="rustdoc-vars" data-root-path="../../" data-current-crate="map_gui"></div> <script src="../../main.js"></script><script src="../../source-script.js"></script><script src="../../source-files.js"></script><script defer src="../../search-index.js"></script></body></html>