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export function Altitude() {
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,
// init: ({point}) => {
// // "alt" property is generated inside "leaflet"
// if ("alt" in point) point.meta.ele = point.alt;
// },
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 : "left",
scale : "y" // this._chart._y,
},
scale: {
axis : "y",
position: "left",
scale : "y", // this._chart._y,
labelX : -3,
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,
},
}
};
}
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