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export function Pace() {
const _ = L.Control.Elevation.Utils;
let opts = this.options;
let pace = {};
pace.label = opts.paceLabel || L._(opts.imperial ? 'min/mi' : 'min/km');
opts.paceFactor = opts.paceFactor || 60; // 1 min = 60 sec
return {
name: 'pace',
unit: pace.label,
deltaMax: this.options.paceDeltaMax,
clampRange: this.options.paceRange,
decimals: 2,
pointToAttr: (_, i) => {
let dx = (this._data[i].dist - this._data[i > 0 ? i - 1 : i].dist) * 1000;
let dt = this._data[i].time - this._data[ i > 0 ? i - 1 : i].time;
return dx > 0 ? Math.abs((dt / dx) / opts.paceFactor) : NaN;
},
stats: { max: _.iMax, min: _.iMin, avg: _.iAvg },
scale : (this.options.pace && this.options.pace != "summary") && {
axis : "y",
position : "right",
scale : { min : 0, max : +1 },
tickPadding: 16,
labelX : 25,
labelY : -8,
},
path: (this.options.pace && this.options.pace != "summary") && {
// name : 'pace',
label : 'Pace',
yAttr : "pace",
scaleX : 'distance',
scaleY : 'pace',
color : '#03ffff',
strokeColor : '#000',
strokeOpacity: "0.5",
fillOpacity : "0.25",
},
tooltip: (this.options.pace) && {
chart: (item) => L._('pace: ') + item.pace + " " + pace.label,
marker: (item) => Math.round(item.pace) + " " + pace.label,
order: 50,
},
summary: (this.options.pace) && {
"minpace" : {
label: "Min Pace: ",
value: (track, unit) => Math.round(track.pace_min || 0) + ' ' + unit,
order: 51
},
"maxpace" : {
label: "Max Pace: ",
value: (track, unit) => Math.round(track.pace_max || 0) + ' ' + unit,
order: 51
},
"avgpace": {
label: "Avg Pace: ",
value: (track, unit) => Math.round(track.pace_avg || 0) + ' ' + unit,
order: 52
},
}
};
}
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