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leaflet-elevation_multiple-charts.html
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<!DOCTYPE html>
<html>
<head>
<title>leaflet-elevation.js</title>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
<link rel="dns-prefetch" href="https://tile.openstreetmap.org">
<link rel="dns-prefetch preconnect" href="https://unpkg.com" />
<link rel="preload" href="https://unpkg.com/[email protected]/dist/leaflet.js" as="script">
<link rel="preload" href="https://unpkg.com/[email protected]/dist/leaflet-ui.js" as="script">
<style>@import '../libs/fullpage.css';</style>
<!-- leaflet-ui -->
<script src="https://unpkg.com/[email protected]/dist/leaflet.js"></script>
<script src="https://unpkg.com/[email protected]/dist/leaflet-ui.js"></script>
<!-- leaflet-elevation -->
<link rel="stylesheet" href="https://unpkg.com/@raruto/[email protected]/dist/leaflet-elevation.min.css" />
<script src="https://unpkg.com/@raruto/[email protected]/dist/leaflet-elevation.min.js"></script>
<style>
#map {
min-height: 50%;
}
#charts {
display: grid;
grid-template-columns: auto auto;
}
.summary {
display: flex;
flex-direction: column;
justify-content: center;
font-family: Monospace;
padding: 10px;
text-align: center;
}
.summary > b {
font-size: 1.1em;
margin-bottom: 1em;
}
.background {
--ele-bg: transparent;
}
</style>
</head>
<body>
<div id="map" class="leaflet-map"></div>
<div id="charts">
<div class="summary">
<b>Elevation</b>
<span class="max"><span class="summarylabel">Max: </span><span class="summaryvalue">0</span></span>
<span class="min"><span class="summarylabel">Min: </span><span class="summaryvalue">0</span></span>
<span class="avg"><span class="summarylabel">Avg: </span><span class="summaryvalue">0</span></span>
</div>
<div id="elevation-chart"></div>
<div class="summary">
<b>Slope</b>
<span class="max"><span class="summarylabel">Max: </span><span class="summaryvalue">0</span></span>
<span class="min"><span class="summarylabel">Min: </span><span class="summaryvalue">0</span></span>
<span class="avg"><span class="summarylabel">Avg: </span><span class="summaryvalue">0</span></span>
</div>
<div id="slope-chart"></div>
<div class="summary">
<b>Speed</b>
<span class="max"><span class="summarylabel">Max: </span><span class="summaryvalue">0</span></span>
<span class="min"><span class="summarylabel">Min: </span><span class="summaryvalue">0</span></span>
<span class="avg"><span class="summarylabel">Avg: </span><span class="summaryvalue">0</span></span>
</div>
<div id="speed-chart"></div>
</div>
<!-- Custom chart handler (based on: https://unpkg.com/@raruto/leaflet-elevation/src/handlers/altitude.js') -->
<script>
L.Control.Elevation.Altitude = function() {
const _ = L.Control.Elevation.Utils;
let opts = this.options;
let altitude = {};
let theme = opts.theme.split(' ')[0].replace('-theme', '');
let color = _.Colors[theme] || {};
opts.altitudeFactor = opts.imperial ? this.__footFactor : (opts.altitudeFactor || 1); // 1 m = (1 m)
altitude.label = opts.imperial ? "ft" : opts.yLabel;
return {
name: 'altitude',
required: this.options.slope,
meta: 'z',
unit: altitude.label,
statsName: 'elevation',
deltaMax: this.options.altitudeDeltaMax,
clampRange: this.options.altitudeRange,
pointToAttr: (point, i) => {
if ("alt" in point) point.meta.ele = point.alt; // "alt" property is generated inside "leaflet"
return this._data[i].z *= opts.altitudeFactor;
},
stats: { max: _.iMax, min: _.iMin, avg: _.iAvg },
grid: {
axis : "y",
position : "right",
scale : "y"
},
scale: {
axis : "y",
position: "right",
scale : "y",
tickPadding: 16,
labelX : 25,
labelY : -8,
},
path: {
label : 'Altitude',
scaleX : 'distance',
scaleY : 'altitude',
className : 'area',
color : color.area || theme,
strokeColor : opts.detached ? color.stroke : '#000',
strokeOpacity: "1",
fillOpacity : opts.detached ? (color.alpha || '0.8') : 1,
preferCanvas : opts.preferCanvas,
},
tooltip: {
name: 'y',
chart: (item) => L._("y: ") + _.round(item[opts.yAttr], opts.decimalsY) + " " + altitude.label,
marker: (item) => _.round(item[opts.yAttr], opts.decimalsY) + " " + altitude.label,
order: 10,
},
summary: {
"minele" : {
label: "Min Elevation: ",
value: (track, unit) => (track.elevation_min || 0).toFixed(2) + ' ' + unit,
order: 30,
},
"maxele" : {
label: "Max Elevation: ",
value: (track, unit) => (track.elevation_max || 0).toFixed(2) + ' ' + unit,
order: 31,
},
"avgele" : {
label: "Avg Elevation: ",
value: (track, unit) => (track.elevation_avg || 0).toFixed(2) + ' ' + unit,
order: 32,
},
}
};
};
</script>
<script>
let opts = {
map: {
center: [41.4583, 12.7059],
zoom: 5,
preferCanvas: true,
rotate: true,
// bearing: 45,
rotateControl: {
closeOnZeroBearing: true
},
fullscreenControl: false,
minimapControl: false,
searchControl: false,
locateControl: false,
pegmanControl: false,
zoomControl: false,
resizerControl: false,
layersControl: false,
},
elevationControl: {
url: "https://raruto.github.io/leaflet-elevation/examples/via-emilia.gpx",
options: {
theme: "lightblue-theme",
collapsed: false,
autohide: false,
autofitBounds: true,
position: "bottomleft",
detached: true,
marker: 'position-marker',
summary: false,
imperial: false,
// altitude: "disabled",
slope: false,
speed: false,
acceleration: false,
time: false,
legend: false,
ruler: false,
followMarker: true,
closeBtn: false,
downloadLink: false,
almostOver: true,
distanceMarkers: false,
hotline: false,
edgeScale: {
bar: true,
icon: false,
coords: false,
}
},
},
};
const map = L.map('map', opts.map);
const charts = {
slope: L.control.elevation(Object.assign({}, opts.elevationControl.options, {
altitude: "summary",
slope: true,
speed: false,
elevationDiv: "#slope-chart",
})).addTo(map),
speed: L.control.elevation(Object.assign({}, opts.elevationControl.options, {
altitude: "summary",
slope: false,
speed: true,
elevationDiv: "#speed-chart",
})).addTo(map),
elevation: L.control.elevation(Object.assign({}, opts.elevationControl.options, {
altitude: true,
slope: false,
speed: false,
elevationDiv: "#elevation-chart",
})).addTo(map),
};
Object.entries(charts).forEach(([id, chart]) => {
chart.on('eledata_loaded', ({layer, name, track_info}) => {
let q = document.querySelector.bind(document);
q(`.summary:has(+ #${id}-chart) .max .summaryvalue`).innerHTML = track_info[id +'_max'].toFixed(2);
q(`.summary:has(+ #${id}-chart) .min .summaryvalue`).innerHTML = track_info[id +'_min'].toFixed(2);
q(`.summary:has(+ #${id}-chart) .avg .summaryvalue`).innerHTML = track_info[id +'_avg'].toFixed(2);
Object.values(charts).forEach(c => c.redraw());
});
chart.load(opts.elevationControl.url);
chart.on('elechart_leave', () => {
chart._hideMarker();
chart._chart._hideDiagramIndicator();
chart._map.getContainer().classList.toggle('elechart-hover', false);
})
});
</script>
<!-- i18n -->
<script>
// Register a custom locale
L.registerLocale('en:18', {
"Acceleration" : "Acceleration",
"Altitude" : "Elevation",
"Slope" : "Slope",
"Speed" : "Velocity",
"Total Length: " : "L: ",
"Max Elevation: " : "E Max: ",
"Min Elevation: " : "E Min: ",
"Avg Elevation: " : "E Avg: ",
"Total Time: " : "T: ",
"Total Ascent: " : "Asc: ",
"Total Descent: " : "Desc: ",
"Min Slope: " : "S Min: ",
"Max Slope: " : "S Max: ",
"Avg Slope: " : "S Avg: ",
"Min Speed: " : "V Min: ",
"Max Speed: " : "V Max: ",
"Avg Speed: " : "V Avg: ",
"Min Acceleration: ": "A Min: ",
"Max Acceleration: ": "A Max: ",
"Avg Acceleration: ": "A Avg: ",
});
// Enable a custom locale
// L.setLocale('en:18');
// You can also override a previously defined object
L.locales['en'] = L.extend({
"y: " : "",
"x: " : "",
"t: " : "",
"T: " : "",
"m: " : "",
"v: " : "",
"a: " : "",
}, L.locales['en']);
// Switch the language
L.setLocale('en');
</script>
<a href="https://github.com/Raruto/leaflet-elevation" class="view-on-github" style="position: fixed;top: 30px;left: calc(50% - 81px);z-index: 9999;"> <img alt="View on Github" src="https://raruto.github.io/img/view-on-github.png" title="View on Github" width="163"> </a>
</body>
</html>