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autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"></div><button type="button" id="help-button" title="help">?</button><a id="settings-menu" href="../../../settings.html" title="settings"><img width="18" height="18" alt="Change settings" src="../../../wheel.svg"></a></div></form></nav></div><section id="main-content" class="content"><div class="example-wrap"><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 id="21"> 21</span> <span id="22"> 22</span> <span id="23"> 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id="179">179</span> <span id="180">180</span> <span id="181">181</span> <span id="182">182</span> <span id="183">183</span> <span id="184">184</span> <span id="185">185</span> <span id="186">186</span> <span id="187">187</span> </pre><pre class="rust"><code><span class="kw">use</span> <span class="ident">std::cell::RefCell</span>; <span class="kw">use</span> <span class="ident">geom</span>::{<span class="ident">Distance</span>, <span class="ident">Polygon</span>, <span class="ident">Pt2D</span>}; <span class="kw">use</span> <span class="ident">map_model</span>::{<span class="ident">Building</span>, <span class="ident">LaneType</span>, <span class="ident">Map</span>, <span class="ident">Road</span>, <span class="ident">RoadID</span>, <span class="ident">NORMAL_LANE_THICKNESS</span>}; <span class="kw">use</span> <span class="ident">widgetry</span>::{<span class="ident">Color</span>, <span class="ident">Drawable</span>, <span class="ident">GeomBatch</span>, <span class="ident">GfxCtx</span>, <span class="ident">Line</span>, <span class="ident">Prerender</span>, <span class="ident">Text</span>}; <span class="kw">use</span> <span class="ident"><span class="kw">crate</span>::colors::ColorSchemeChoice</span>; <span class="kw">use</span> <span class="ident"><span class="kw">crate</span>::options::CameraAngle</span>; <span class="kw">use</span> <span class="ident"><span class="kw">crate</span>::render::lane::DrawLane</span>; <span class="kw">use</span> <span class="ident"><span class="kw">crate</span>::render</span>::{<span class="ident">DrawOptions</span>, <span class="ident">Renderable</span>}; <span class="kw">use</span> <span class="kw">crate</span>::{<span class="ident">AppLike</span>, <span class="ident">ID</span>}; <span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">DrawRoad</span> { <span class="kw">pub</span> <span class="ident">id</span>: <span class="ident">RoadID</span>, <span class="ident">zorder</span>: <span class="ident">isize</span>, <span class="ident">draw</span>: <span class="ident">RefCell</span><span class="op"><</span><span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">Drawable</span><span class="op">></span><span class="op">></span>, <span class="kw">pub</span> <span class="ident">lanes</span>: <span class="ident">Vec</span><span class="op"><</span><span class="ident">DrawLane</span><span class="op">></span>, } <span class="kw">impl</span> <span class="ident">DrawRoad</span> { <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">r</span>: <span class="kw-2">&</span><span class="ident">Road</span>) -> <span class="ident">DrawRoad</span> { <span class="ident">DrawRoad</span> { <span class="ident">id</span>: <span class="ident">r</span>.<span class="ident">id</span>, <span class="ident">zorder</span>: <span class="ident">r</span>.<span class="ident">zorder</span>, <span class="ident">draw</span>: <span class="ident">RefCell::new</span>(<span class="prelude-val">None</span>), <span class="ident">lanes</span>: <span class="ident">r</span>.<span class="ident">lanes</span>.<span class="ident">iter</span>().<span class="ident">map</span>(<span class="op">|</span><span class="ident">l</span><span class="op">|</span> <span class="ident">DrawLane::new</span>(<span class="ident">l</span>, <span class="ident">r</span>)).<span class="ident">collect</span>(), } } <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">render_center_line</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">app</span>: <span class="kw-2">&</span><span class="kw">dyn</span> <span class="ident">AppLike</span>) -> <span class="ident">GeomBatch</span> { <span class="kw">let</span> <span class="ident">r</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">map</span>().<span class="ident">get_r</span>(<span class="self">self</span>.<span class="ident">id</span>); <span class="kw">let</span> <span class="ident">center_line_color</span> <span class="op">=</span> <span class="kw">if</span> <span class="ident">r</span>.<span class="ident">is_private</span>() <span class="op">&&</span> <span class="ident">app</span>.<span class="ident">cs</span>().<span class="ident">private_road</span>.<span class="ident">is_some</span>() { <span class="ident">app</span>.<span class="ident">cs</span>() .<span class="ident">road_center_line</span> .<span class="ident">lerp</span>(<span class="ident">app</span>.<span class="ident">cs</span>().<span class="ident">private_road</span>.<span class="ident">unwrap</span>(), <span class="number">0.5</span>) } <span class="kw">else</span> { <span class="ident">app</span>.<span class="ident">cs</span>().<span class="ident">road_center_line</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="comment">// Draw a center line every time two driving/bike/bus lanes of opposite direction are</span> <span class="comment">// adjacent.</span> <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">width</span> <span class="op">=</span> <span class="ident">Distance::ZERO</span>; <span class="kw">for</span> <span class="ident">pair</span> <span class="kw">in</span> <span class="ident">r</span>.<span class="ident">lanes</span>.<span class="ident">windows</span>(<span class="number">2</span>) { <span class="ident">width</span> <span class="op">+</span><span class="op">=</span> <span class="ident">pair</span>[<span class="number">0</span>].<span class="ident">width</span>; <span class="kw">if</span> <span class="ident">pair</span>[<span class="number">0</span>].<span class="ident">dir</span> <span class="op">!</span><span class="op">=</span> <span class="ident">pair</span>[<span class="number">1</span>].<span class="ident">dir</span> <span class="op">&&</span> <span class="ident">pair</span>[<span class="number">0</span>].<span class="ident">lane_type</span>.<span class="ident">is_for_moving_vehicles</span>() <span class="op">&&</span> <span class="ident">pair</span>[<span class="number">1</span>].<span class="ident">lane_type</span>.<span class="ident">is_for_moving_vehicles</span>() { <span class="kw">let</span> <span class="ident">pl</span> <span class="op">=</span> <span class="ident">r</span>.<span class="ident">shift_from_left_side</span>(<span class="ident">width</span>).<span class="ident">unwrap</span>(); <span class="ident">batch</span>.<span class="ident">extend</span>( <span class="ident">center_line_color</span>, <span class="ident">pl</span>.<span class="ident">dashed_lines</span>( <span class="ident">Distance::meters</span>(<span class="number">0.25</span>), <span class="ident">Distance::meters</span>(<span class="number">2.0</span>), <span class="ident">Distance::meters</span>(<span class="number">1.0</span>), ), ); } } <span class="ident">batch</span> } <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">render</span><span class="op"><</span><span class="ident">P</span>: <span class="ident">AsRef</span><span class="op"><</span><span class="ident">Prerender</span><span class="op">></span><span class="op">></span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">prerender</span>: <span class="kw-2">&</span><span class="ident">P</span>, <span class="ident">app</span>: <span class="kw-2">&</span><span class="kw">dyn</span> <span class="ident">AppLike</span>) -> <span class="ident">GeomBatch</span> { <span class="kw">let</span> <span class="ident">prerender</span> <span class="op">=</span> <span class="ident">prerender</span>.<span class="ident">as_ref</span>(); <span class="kw">let</span> <span class="ident">r</span> <span class="op">=</span> <span class="ident">app</span>.<span class="ident">map</span>().<span class="ident">get_r</span>(<span class="self">self</span>.<span class="ident">id</span>); <span class="kw">let</span> <span class="ident">center_line_color</span> <span class="op">=</span> <span class="kw">if</span> <span class="ident">r</span>.<span class="ident">is_private</span>() <span class="op">&&</span> <span class="ident">app</span>.<span class="ident">cs</span>().<span class="ident">private_road</span>.<span class="ident">is_some</span>() { <span class="ident">app</span>.<span class="ident">cs</span>() .<span class="ident">road_center_line</span> .<span class="ident">lerp</span>(<span class="ident">app</span>.<span class="ident">cs</span>().<span class="ident">private_road</span>.<span class="ident">unwrap</span>(), <span class="number">0.5</span>) } <span class="kw">else</span> { <span class="ident">app</span>.<span class="ident">cs</span>().<span class="ident">road_center_line</span> }; <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">batch</span> <span class="op">=</span> <span class="self">self</span>.<span class="ident">render_center_line</span>(<span class="ident">app</span>); <span class="comment">// Draw the label</span> <span class="kw">if</span> <span class="op">!</span><span class="ident">r</span>.<span class="ident">is_light_rail</span>() { <span class="kw">let</span> <span class="ident">name</span> <span class="op">=</span> <span class="ident">r</span>.<span class="ident">get_name</span>(<span class="ident">app</span>.<span class="ident">opts</span>().<span class="ident">language</span>.<span class="ident">as_ref</span>()); <span class="kw">if</span> <span class="ident">r</span>.<span class="ident">length</span>() <span class="op">></span><span class="op">=</span> <span class="ident">Distance::meters</span>(<span class="number">30.0</span>) <span class="op">&&</span> <span class="ident">name</span> <span class="op">!</span><span class="op">=</span> <span class="string">"???"</span> { <span class="comment">// TODO If it's definitely straddling bus/bike lanes, change the color? Or</span> <span class="comment">// even easier, just skip the center lines?</span> <span class="kw">let</span> <span class="ident">bg</span> <span class="op">=</span> <span class="kw">if</span> <span class="ident">r</span>.<span class="ident">is_private</span>() <span class="op">&&</span> <span class="ident">app</span>.<span class="ident">cs</span>().<span class="ident">private_road</span>.<span class="ident">is_some</span>() { <span class="ident">app</span>.<span class="ident">cs</span>() .<span class="ident">zoomed_road_surface</span>(<span class="ident">LaneType::Driving</span>, <span class="ident">r</span>.<span class="ident">get_rank</span>()) .<span class="ident">lerp</span>(<span class="ident">app</span>.<span class="ident">cs</span>().<span class="ident">private_road</span>.<span class="ident">unwrap</span>(), <span class="number">0.5</span>) } <span class="kw">else</span> { <span class="ident">app</span>.<span class="ident">cs</span>() .<span class="ident">zoomed_road_surface</span>(<span class="ident">LaneType::Driving</span>, <span class="ident">r</span>.<span class="ident">get_rank</span>()) }; <span class="kw">if</span> <span class="bool-val">false</span> { <span class="comment">// TODO Not ready yet</span> <span class="ident">batch</span>.<span class="ident">append</span>(<span class="ident">Line</span>(<span class="ident">name</span>).<span class="ident">fg</span>(<span class="ident">center_line_color</span>).<span class="ident">render_curvey</span>( <span class="ident">prerender</span>, <span class="kw-2">&</span><span class="ident">r</span>.<span class="ident">center_pts</span>, <span class="number">0.1</span>, )); } <span class="kw">else</span> { <span class="kw">let</span> <span class="ident">txt</span> <span class="op">=</span> <span class="ident">Text::from</span>(<span class="ident">Line</span>(<span class="ident">name</span>).<span class="ident">fg</span>(<span class="ident">center_line_color</span>)).<span class="ident">bg</span>(<span class="ident">bg</span>); <span class="kw">let</span> (<span class="ident">pt</span>, <span class="ident">angle</span>) <span class="op">=</span> <span class="ident">r</span>.<span class="ident">center_pts</span>.<span class="ident">must_dist_along</span>(<span class="ident">r</span>.<span class="ident">length</span>() <span class="op">/</span> <span class="number">2.0</span>); <span class="ident">batch</span>.<span class="ident">append</span>( <span class="ident">txt</span>.<span class="ident">render_autocropped</span>(<span class="ident">prerender</span>) .<span class="ident">scale</span>(<span class="number">0.1</span>) .<span class="ident">centered_on</span>(<span class="ident">pt</span>) .<span class="ident">rotate_around_batch_center</span>(<span class="ident">angle</span>.<span class="ident">reorient</span>()), ); } } } <span class="comment">// Driveways of connected buildings. These are grouped by road to limit what has to be</span> <span class="comment">// recalculated when road edits cause buildings to re-snap.</span> <span class="kw">for</span> <span class="ident">b</span> <span class="kw">in</span> <span class="ident">app</span>.<span class="ident">map</span>().<span class="ident">road_to_buildings</span>(<span class="self">self</span>.<span class="ident">id</span>) { <span class="ident">draw_building_driveway</span>(<span class="ident">app</span>, <span class="ident">app</span>.<span class="ident">map</span>().<span class="ident">get_b</span>(<span class="kw-2">*</span><span class="ident">b</span>), <span class="kw-2">&mut</span> <span class="ident">batch</span>); } <span class="ident">batch</span> } <span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">clear_rendering</span>(<span class="kw-2">&mut</span> <span class="self">self</span>) { <span class="kw-2">*</span><span class="self">self</span>.<span class="ident">draw</span>.<span class="ident">borrow_mut</span>() <span class="op">=</span> <span class="prelude-val">None</span>; <span class="kw">for</span> <span class="ident">l</span> <span class="kw">in</span> <span class="kw-2">&mut</span> <span class="self">self</span>.<span class="ident">lanes</span> { <span class="ident">l</span>.<span class="ident">clear_rendering</span>(); } } } <span class="kw">impl</span> <span class="ident">Renderable</span> <span class="kw">for</span> <span class="ident">DrawRoad</span> { <span class="kw">fn</span> <span class="ident">get_id</span>(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="ident">ID</span> { <span class="ident">ID::Road</span>(<span class="self">self</span>.<span class="ident">id</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">&mut</span> <span class="ident">GfxCtx</span>, <span class="ident">app</span>: <span class="kw-2">&</span><span class="kw">dyn</span> <span class="ident">AppLike</span>, <span class="kw">_</span>: <span class="kw-2">&</span><span class="ident">DrawOptions</span>) { <span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">draw</span> <span class="op">=</span> <span class="self">self</span>.<span class="ident">draw</span>.<span class="ident">borrow_mut</span>(); <span class="kw">if</span> <span class="ident">draw</span>.<span class="ident">is_none</span>() { <span class="kw-2">*</span><span class="ident">draw</span> <span class="op">=</span> <span class="prelude-val">Some</span>(<span class="ident">g</span>.<span class="ident">upload</span>(<span class="self">self</span>.<span class="ident">render</span>(<span class="ident">g</span>, <span class="ident">app</span>))); } <span class="ident">g</span>.<span class="ident">redraw</span>(<span class="ident">draw</span>.<span class="ident">as_ref</span>().<span class="ident">unwrap</span>()); } <span class="kw">fn</span> <span class="ident">get_outline</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">map</span>: <span class="kw-2">&</span><span class="ident">Map</span>) -> <span class="ident">Polygon</span> { <span class="comment">// Highlight the entire thing, not just an outline</span> <span class="ident">map</span>.<span class="ident">get_r</span>(<span class="self">self</span>.<span class="ident">id</span>).<span class="ident">get_thick_polygon</span>() } <span class="kw">fn</span> <span class="ident">contains_pt</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">pt</span>: <span class="ident">Pt2D</span>, <span class="ident">map</span>: <span class="kw-2">&</span><span class="ident">Map</span>) -> <span class="ident">bool</span> { <span class="ident">map</span>.<span class="ident">get_r</span>(<span class="self">self</span>.<span class="ident">id</span>).<span class="ident">get_thick_polygon</span>().<span class="ident">contains_pt</span>(<span class="ident">pt</span>) } <span class="kw">fn</span> <span class="ident">get_zorder</span>(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="ident">isize</span> { <span class="self">self</span>.<span class="ident">zorder</span> } } <span class="kw">fn</span> <span class="ident">draw_building_driveway</span>(<span class="ident">app</span>: <span class="kw-2">&</span><span class="kw">dyn</span> <span class="ident">AppLike</span>, <span class="ident">bldg</span>: <span class="kw-2">&</span><span class="ident">Building</span>, <span class="ident">batch</span>: <span class="kw-2">&mut</span> <span class="ident">GeomBatch</span>) { <span class="kw">if</span> <span class="ident">app</span>.<span class="ident">opts</span>().<span class="ident">camera_angle</span> <span class="op">==</span> <span class="ident">CameraAngle::Abstract</span> <span class="op">|</span><span class="op">|</span> <span class="op">!</span><span class="ident">app</span>.<span class="ident">opts</span>().<span class="ident">show_building_driveways</span> { <span class="kw">return</span>; } <span class="comment">// Trim the driveway away from the sidewalk's center line, so that it doesn't overlap. For</span> <span class="comment">// now, this cleanup is visual; it doesn't belong in the map_model layer.</span> <span class="kw">let</span> <span class="ident">orig_pl</span> <span class="op">=</span> <span class="kw-2">&</span><span class="ident">bldg</span>.<span class="ident">driveway_geom</span>; <span class="kw">let</span> <span class="ident">driveway</span> <span class="op">=</span> <span class="ident">orig_pl</span> .<span class="ident">slice</span>( <span class="ident">Distance::ZERO</span>, <span class="ident">orig_pl</span>.<span class="ident">length</span>() <span class="op">-</span> <span class="ident">app</span>.<span class="ident">map</span>().<span class="ident">get_l</span>(<span class="ident">bldg</span>.<span class="ident">sidewalk</span>()).<span class="ident">width</span> <span class="op">/</span> <span class="number">2.0</span>, ) .<span class="ident">map</span>(<span class="op">|</span>(<span class="ident">pl</span>, <span class="kw">_</span>)<span class="op">|</span> <span class="ident">pl</span>) .<span class="ident">unwrap_or_else</span>(<span class="op">|</span><span class="kw">_</span><span class="op">|</span> <span class="ident">orig_pl</span>.<span class="ident">clone</span>()); <span class="kw">if</span> <span class="ident">driveway</span>.<span class="ident">length</span>() <span class="op">></span> <span class="ident">Distance::meters</span>(<span class="number">0.1</span>) { <span class="ident">batch</span>.<span class="ident">push</span>( <span class="kw">if</span> <span class="ident">app</span>.<span class="ident">opts</span>().<span class="ident">color_scheme</span> <span class="op">==</span> <span class="ident">ColorSchemeChoice::NightMode</span> { <span class="ident">Color::hex</span>(<span class="string">"#4B4B4B"</span>) } <span class="kw">else</span> { <span class="ident">app</span>.<span class="ident">cs</span>().<span class="ident">zoomed_road_surface</span>( <span class="ident">LaneType::Sidewalk</span>, <span class="ident">app</span>.<span class="ident">map</span>().<span class="ident">get_parent</span>(<span class="ident">bldg</span>.<span class="ident">sidewalk</span>()).<span class="ident">get_rank</span>(), ) }, <span class="ident">driveway</span>.<span class="ident">make_polygons</span>(<span class="ident">NORMAL_LANE_THICKNESS</span>), ); } } </code></pre></div> </section><section id="search" class="content hidden"></section></div></main><div id="rustdoc-vars" data-root-path="../../../" data-current-crate="map_gui" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.59.0 (9d1b2106e 2022-02-23)" ></div> </body></html>