vendor/chart.js/Chart.js
function generateTicks(generationOptions, dataRange) {
	var ticks = [];
	// To get a "nice" value for the tick spacing, we will use the appropriately named
	// "nice number" algorithm. See https://stackoverflow.com/questions/8506881/nice-label-algorithm-for-charts-with-minimum-ticks
	// for details.

	var MIN_SPACING = 1e-14;
	var stepSize = generationOptions.stepSize;
	var unit = stepSize || 1;
	var maxNumSpaces = generationOptions.maxTicks - 1;
	var min = generationOptions.min;
	var max = generationOptions.max;
	var precision = generationOptions.precision;
	var rmin = dataRange.min;
	var rmax = dataRange.max;
	var spacing = helpers$1.niceNum((rmax - rmin) / maxNumSpaces / unit) * unit;
	var factor, niceMin, niceMax, numSpaces;

	// Beyond MIN_SPACING floating point numbers being to lose precision
	// such that we can't do the math necessary to generate ticks
	if (spacing < MIN_SPACING && isNullOrUndef(min) && isNullOrUndef(max)) {
		return [rmin, rmax];
	}

	numSpaces = Math.ceil(rmax / spacing) - Math.floor(rmin / spacing);
	if (numSpaces > maxNumSpaces) {
		// If the calculated num of spaces exceeds maxNumSpaces, recalculate it
		spacing = helpers$1.niceNum(numSpaces * spacing / maxNumSpaces / unit) * unit;
	}

	if (stepSize || isNullOrUndef(precision)) {
		// If a precision is not specified, calculate factor based on spacing
		factor = Math.pow(10, helpers$1._decimalPlaces(spacing));
	} else {
		// If the user specified a precision, round to that number of decimal places
		factor = Math.pow(10, precision);
		spacing = Math.ceil(spacing * factor) / factor;
	}

	niceMin = Math.floor(rmin / spacing) * spacing;
	niceMax = Math.ceil(rmax / spacing) * spacing;

	// If min, max and stepSize is set and they make an evenly spaced scale use it.
	if (stepSize) {
		// If very close to our whole number, use it.
		if (!isNullOrUndef(min) && helpers$1.almostWhole(min / spacing, spacing / 1000)) {
			niceMin = min;
		}
		if (!isNullOrUndef(max) && helpers$1.almostWhole(max / spacing, spacing / 1000)) {
			niceMax = max;
		}
	}

	numSpaces = (niceMax - niceMin) / spacing;
	// If very close to our rounded value, use it.
	if (helpers$1.almostEquals(numSpaces, Math.round(numSpaces), spacing / 1000)) {
		numSpaces = Math.round(numSpaces);
	} else {
		numSpaces = Math.ceil(numSpaces);
	}

	niceMin = Math.round(niceMin * factor) / factor;
	niceMax = Math.round(niceMax * factor) / factor;
	ticks.push(isNullOrUndef(min) ? niceMin : min);
	for (var j = 1; j < numSpaces; ++j) {
		ticks.push(Math.round((niceMin + j * spacing) * factor) / factor);
	}
	ticks.push(isNullOrUndef(max) ? niceMax : max);

	return ticks;
}
function generateTicks(generationOptions, dataRange) {
	var ticks = [];
	// To get a "nice" value for the tick spacing, we will use the appropriately named
	// "nice number" algorithm. See https://stackoverflow.com/questions/8506881/nice-label-algorithm-for-charts-with-minimum-ticks
	// for details.

	var MIN_SPACING = 1e-14;
	var stepSize = generationOptions.stepSize;
	var unit = stepSize || 1;
	var maxNumSpaces = generationOptions.maxTicks - 1;
	var min = generationOptions.min;
	var max = generationOptions.max;
	var precision = generationOptions.precision;
	var rmin = dataRange.min;
	var rmax = dataRange.max;
	var spacing = helpers$1.niceNum((rmax - rmin) / maxNumSpaces / unit) * unit;
	var factor, niceMin, niceMax, numSpaces;

	// Beyond MIN_SPACING floating point numbers being to lose precision
	// such that we can't do the math necessary to generate ticks
	if (spacing < MIN_SPACING && isNullOrUndef(min) && isNullOrUndef(max)) {
		return [rmin, rmax];
	}

	numSpaces = Math.ceil(rmax / spacing) - Math.floor(rmin / spacing);
	if (numSpaces > maxNumSpaces) {
		// If the calculated num of spaces exceeds maxNumSpaces, recalculate it
		spacing = helpers$1.niceNum(numSpaces * spacing / maxNumSpaces / unit) * unit;
	}

	if (stepSize || isNullOrUndef(precision)) {
		// If a precision is not specified, calculate factor based on spacing
		factor = Math.pow(10, helpers$1._decimalPlaces(spacing));
	} else {
		// If the user specified a precision, round to that number of decimal places
		factor = Math.pow(10, precision);
		spacing = Math.ceil(spacing * factor) / factor;
	}

	niceMin = Math.floor(rmin / spacing) * spacing;
	niceMax = Math.ceil(rmax / spacing) * spacing;

	// If min, max and stepSize is set and they make an evenly spaced scale use it.
	if (stepSize) {
		// If very close to our whole number, use it.
		if (!isNullOrUndef(min) && helpers$1.almostWhole(min / spacing, spacing / 1000)) {
			niceMin = min;
		}
		if (!isNullOrUndef(max) && helpers$1.almostWhole(max / spacing, spacing / 1000)) {
			niceMax = max;
		}
	}

	numSpaces = (niceMax - niceMin) / spacing;
	// If very close to our rounded value, use it.
	if (helpers$1.almostEquals(numSpaces, Math.round(numSpaces), spacing / 1000)) {
		numSpaces = Math.round(numSpaces);
	} else {
		numSpaces = Math.ceil(numSpaces);
	}

	niceMin = Math.round(niceMin * factor) / factor;
	niceMax = Math.round(niceMax * factor) / factor;
	ticks.push(isNullOrUndef(min) ? niceMin : min);
	for (var j = 1; j < numSpaces; ++j) {
		ticks.push(Math.round((niceMin + j * spacing) * factor) / factor);
	}
	ticks.push(isNullOrUndef(max) ? niceMax : max);

	return ticks;
}
function generateTicks ( generationOptions , dataRange ) { var ticks = [ ] ; // To get a "nice" value for the tick spacing, we will use the appropriately named // "nice number" algorithm. See https://stackoverflow.com/questions/8506881/nice-label-algorithm-for-charts-with-minimum-ticks // for details. var MIN_SPACING = 1e-14 ; var stepSize = generationOptions . stepSize ; var unit = stepSize || 1 ; var maxNumSpaces = generationOptions . maxTicks - 1 ; var min = generationOptions . min ; var max = generationOptions . max ; var precision = generationOptions . precision ; var rmin = dataRange . min ; var rmax = dataRange . max ; var spacing = helpers$1 . niceNum ( ( rmax - rmin ) / maxNumSpaces / unit ) * unit ; var factor , niceMin , niceMax , numSpaces ; // Beyond MIN_SPACING floating point numbers being to lose precision // such that we can't do the math necessary to generate ticks if ( spacing < MIN_SPACING && isNullOrUndef ( min ) && isNullOrUndef ( max ) ) { return [ rmin , rmax ] ; } numSpaces = Math . ceil ( rmax / spacing ) - Math . floor ( rmin / spacing ) ; if ( numSpaces > maxNumSpaces ) { // If the calculated num of spaces exceeds maxNumSpaces, recalculate it spacing = helpers$1 . niceNum ( numSpaces * spacing / maxNumSpaces / unit ) * unit ; } if ( stepSize || isNullOrUndef ( precision ) ) { // If a precision is not specified, calculate factor based on spacing factor = Math . pow ( 10 , helpers$1 . _decimalPlaces ( spacing ) ) ; } else { // If the user specified a precision, round to that number of decimal places factor = Math . pow ( 10 , precision ) ; spacing = Math . ceil ( spacing * factor ) / factor ; } niceMin = Math . floor ( rmin / spacing ) * spacing ; niceMax = Math . ceil ( rmax / spacing ) * spacing ; // If min, max and stepSize is set and they make an evenly spaced scale use it. if ( stepSize ) { // If very close to our whole number, use it. if ( ! isNullOrUndef ( min ) && helpers$1 . almostWhole ( min / spacing , spacing / 1000 ) ) { niceMin = min ; } if ( ! isNullOrUndef ( max ) && helpers$1 . almostWhole ( max / spacing , spacing / 1000 ) ) { niceMax = max ; } } numSpaces = ( niceMax - niceMin ) / spacing ; // If very close to our rounded value, use it. if ( helpers$1 . almostEquals ( numSpaces , Math . round ( numSpaces ) , spacing / 1000 ) ) { numSpaces = Math . round ( numSpaces ) ; } else { numSpaces = Math . ceil ( numSpaces ) ; } niceMin = Math . round ( niceMin * factor ) / factor ; niceMax = Math . round ( niceMax * factor ) / factor ; ticks . push ( isNullOrUndef ( min ) ? niceMin : min ) ; for ( var j = 1 ; j < numSpaces ; ++ j ) { ticks . push ( Math . round ( ( niceMin + j * spacing ) * factor ) / factor ) ; } ticks . push ( isNullOrUndef ( max ) ? niceMax : max ) ; return ticks ; }
Generate a set of linear ticks
@param generationOptions the options used to generate the ticks
@param dataRange the range of the data
@returns {number[]} array of tick values
Generate a set of linear ticks