/**
* @license Highcharts JS v7.1.2 (2019-06-03)
*
* (c) 2009-2019 Torstein Honsi
*
* License: www.highcharts.com/license
*/
'use strict';
(function (factory) {
if (typeof module === 'object' && module.exports) {
factory['default'] = factory;
module.exports = factory;
} else if (typeof define === 'function' && define.amd) {
define('highcharts/modules/broken-axis', ['highcharts'], function (Highcharts) {
factory(Highcharts);
factory.Highcharts = Highcharts;
return factory;
});
} else {
factory(typeof Highcharts !== 'undefined' ? Highcharts : undefined);
}
}(function (Highcharts) {
var _modules = Highcharts ? Highcharts._modules : {};
function _registerModule(obj, path, args, fn) {
if (!obj.hasOwnProperty(path)) {
obj[path] = fn.apply(null, args);
}
}
_registerModule(_modules, 'modules/broken-axis.src.js', [_modules['parts/Globals.js']], function (H) {
/* *
* (c) 2009-2019 Torstein Honsi
*
* License: www.highcharts.com/license
*/
var addEvent = H.addEvent,
pick = H.pick,
extend = H.extend,
isArray = H.isArray,
find = H.find,
fireEvent = H.fireEvent,
Axis = H.Axis,
Series = H.Series;
/**
* Returns the first break found where the x is larger then break.from and
* smaller then break.to.
*
* @param {number} x The number which should be within a break.
* @param {array} breaks The array of breaks to search within.
* @return {object|boolean} Returns the first break found that matches, returns
* false if no break is found.
*/
var findBreakAt = function (x, breaks) {
return find(breaks, function (b) {
return b.from < x && x < b.to;
});
};
extend(Axis.prototype, {
isInBreak: function (brk, val) {
var ret,
repeat = brk.repeat || Infinity,
from = brk.from,
length = brk.to - brk.from,
test = (
val >= from ?
(val - from) % repeat :
repeat - ((from - val) % repeat)
);
if (!brk.inclusive) {
ret = test < length && test !== 0;
} else {
ret = test <= length;
}
return ret;
},
isInAnyBreak: function (val, testKeep) {
var breaks = this.options.breaks,
i = breaks && breaks.length,
inbrk,
keep,
ret;
if (i) {
while (i--) {
if (this.isInBreak(breaks[i], val)) {
inbrk = true;
if (!keep) {
keep = pick(
breaks[i].showPoints,
!this.isXAxis
);
}
}
}
if (inbrk && testKeep) {
ret = inbrk && !keep;
} else {
ret = inbrk;
}
}
return ret;
}
});
addEvent(Axis, 'afterInit', function () {
if (typeof this.setBreaks === 'function') {
this.setBreaks(this.options.breaks, false);
}
});
addEvent(Axis, 'afterSetTickPositions', function () {
if (this.isBroken) {
var axis = this,
tickPositions = this.tickPositions,
info = this.tickPositions.info,
newPositions = [],
i;
for (i = 0; i < tickPositions.length; i++) {
if (!axis.isInAnyBreak(tickPositions[i])) {
newPositions.push(tickPositions[i]);
}
}
this.tickPositions = newPositions;
this.tickPositions.info = info;
}
});
// Force Axis to be not-ordinal when breaks are defined
addEvent(Axis, 'afterSetOptions', function () {
if (this.isBroken) {
this.options.ordinal = false;
}
});
/**
* Dynamically set or unset breaks in an axis. This function in lighter than
* usin Axis.update, and it also preserves animation.
*
* @private
* @function Highcharts.Axis#setBreaks
*
* @param {Array<*>} [breaks]
* The breaks to add. When `undefined` it removes existing breaks.
*
* @param {boolean} [redraw=true]
* Whether to redraw the chart immediately.
*/
Axis.prototype.setBreaks = function (breaks, redraw) {
var axis = this,
isBroken = (isArray(breaks) && !!breaks.length);
function breakVal2Lin(val) {
var nval = val,
brk,
i;
for (i = 0; i < axis.breakArray.length; i++) {
brk = axis.breakArray[i];
if (brk.to <= val) {
nval -= brk.len;
} else if (brk.from >= val) {
break;
} else if (axis.isInBreak(brk, val)) {
nval -= (val - brk.from);
break;
}
}
return nval;
}
function breakLin2Val(val) {
var nval = val,
brk,
i;
for (i = 0; i < axis.breakArray.length; i++) {
brk = axis.breakArray[i];
if (brk.from >= nval) {
break;
} else if (brk.to < nval) {
nval += brk.len;
} else if (axis.isInBreak(brk, nval)) {
nval += brk.len;
}
}
return nval;
}
axis.isDirty = axis.isBroken !== isBroken;
axis.isBroken = isBroken;
axis.options.breaks = axis.userOptions.breaks = breaks;
axis.forceRedraw = true; // Force recalculation in setScale
if (!isBroken && axis.val2lin === breakVal2Lin) {
// Revert to prototype functions
delete axis.val2lin;
delete axis.lin2val;
}
if (isBroken) {
axis.userOptions.ordinal = false;
axis.val2lin = breakVal2Lin;
axis.lin2val = breakLin2Val;
axis.setExtremes = function (
newMin,
newMax,
redraw,
animation,
eventArguments
) {
// If trying to set extremes inside a break, extend min to after,
// and max to before the break ( #3857 )
if (this.isBroken) {
var axisBreak,
breaks = this.options.breaks;
while ((axisBreak = findBreakAt(newMin, breaks))) {
newMin = axisBreak.to;
}
while ((axisBreak = findBreakAt(newMax, breaks))) {
newMax = axisBreak.from;
}
// If both min and max is within the same break.
if (newMax < newMin) {
newMax = newMin;
}
}
Axis.prototype.setExtremes.call(
this,
newMin,
newMax,
redraw,
animation,
eventArguments
);
};
axis.setAxisTranslation = function (saveOld) {
Axis.prototype.setAxisTranslation.call(this, saveOld);
this.unitLength = null;
if (this.isBroken) {
var breaks = axis.options.breaks,
breakArrayT = [], // Temporary one
breakArray = [],
length = 0,
inBrk,
repeat,
min = axis.userMin || axis.min,
max = axis.userMax || axis.max,
pointRangePadding = pick(axis.pointRangePadding, 0),
start,
i;
// Min & max check (#4247)
breaks.forEach(function (brk) {
repeat = brk.repeat || Infinity;
if (axis.isInBreak(brk, min)) {
min += (brk.to % repeat) - (min % repeat);
}
if (axis.isInBreak(brk, max)) {
max -= (max % repeat) - (brk.from % repeat);
}
});
// Construct an array holding all breaks in the axis
breaks.forEach(function (brk) {
start = brk.from;
repeat = brk.repeat || Infinity;
while (start - repeat > min) {
start -= repeat;
}
while (start < min) {
start += repeat;
}
for (i = start; i < max; i += repeat) {
breakArrayT.push({
value: i,
move: 'in'
});
breakArrayT.push({
value: i + (brk.to - brk.from),
move: 'out',
size: brk.breakSize
});
}
});
breakArrayT.sort(function (a, b) {
return (
(a.value === b.value) ?
(
(a.move === 'in' ? 0 : 1) -
(b.move === 'in' ? 0 : 1)
) :
a.value - b.value
);
});
// Simplify the breaks
inBrk = 0;
start = min;
breakArrayT.forEach(function (brk) {
inBrk += (brk.move === 'in' ? 1 : -1);
if (inBrk === 1 && brk.move === 'in') {
start = brk.value;
}
if (inBrk === 0) {
breakArray.push({
from: start,
to: brk.value,
len: brk.value - start - (brk.size || 0)
});
length += brk.value - start - (brk.size || 0);
}
});
axis.breakArray = breakArray;
// Used with staticScale, and below, the actual axis length when
// breaks are substracted.
axis.unitLength = max - min - length + pointRangePadding;
fireEvent(axis, 'afterBreaks');
if (axis.staticScale) {
axis.transA = axis.staticScale;
} else if (axis.unitLength) {
axis.transA *= (max - axis.min + pointRangePadding) /
axis.unitLength;
}
if (pointRangePadding) {
axis.minPixelPadding = axis.transA * axis.minPointOffset;
}
axis.min = min;
axis.max = max;
}
};
}
if (pick(redraw, true)) {
this.chart.redraw();
}
};
addEvent(Series, 'afterGeneratePoints', function () {
var series = this,
xAxis = series.xAxis,
yAxis = series.yAxis,
points = series.points,
point,
i = points.length,
connectNulls = series.options.connectNulls,
nullGap;
if (xAxis && yAxis && (xAxis.options.breaks || yAxis.options.breaks)) {
while (i--) {
point = points[i];
// Respect nulls inside the break (#4275)
nullGap = point.y === null && connectNulls === false;
if (
!nullGap &&
(
xAxis.isInAnyBreak(point.x, true) ||
yAxis.isInAnyBreak(point.y, true)
)
) {
points.splice(i, 1);
if (this.data[i]) {
// Removes the graphics for this point if they exist
this.data[i].destroyElements();
}
}
}
}
});
addEvent(Series, 'afterRender', function drawPointsWrapped() {
this.drawBreaks(this.xAxis, ['x']);
this.drawBreaks(this.yAxis, pick(this.pointArrayMap, ['y']));
});
H.Series.prototype.drawBreaks = function (axis, keys) {
var series = this,
points = series.points,
breaks,
threshold,
eventName,
y;
if (!axis) {
return; // #5950
}
keys.forEach(function (key) {
breaks = axis.breakArray || [];
threshold = axis.isXAxis ?
axis.min :
pick(series.options.threshold, axis.min);
points.forEach(function (point) {
y = pick(point['stack' + key.toUpperCase()], point[key]);
breaks.forEach(function (brk) {
eventName = false;
if (
(threshold < brk.from && y > brk.to) ||
(threshold > brk.from && y < brk.from)
) {
eventName = 'pointBreak';
} else if (
(threshold < brk.from && y > brk.from && y < brk.to) ||
(threshold > brk.from && y > brk.to && y < brk.from)
) {
eventName = 'pointInBreak';
}
if (eventName) {
fireEvent(axis, eventName, { point: point, brk: brk });
}
});
});
});
};
/**
* Extend getGraphPath by identifying gaps in the data so that we can draw a gap
* in the line or area. This was moved from ordinal axis module to broken axis
* module as of #5045.
*
* @private
* @function Highcharts.Series#gappedPath
*/
H.Series.prototype.gappedPath = function () {
var currentDataGrouping = this.currentDataGrouping,
groupingSize = currentDataGrouping && currentDataGrouping.gapSize,
gapSize = this.options.gapSize,
points = this.points.slice(),
i = points.length - 1,
yAxis = this.yAxis,
xRange,
stack;
/**
* Defines when to display a gap in the graph, together with the
* [gapUnit](plotOptions.series.gapUnit) option.
*
* In case when `dataGrouping` is enabled, points can be grouped into a
* larger time span. This can make the grouped points to have a greater
* distance than the absolute value of `gapSize` property, which will result
* in disappearing graph completely. To prevent this situation the mentioned
* distance between grouped points is used instead of previously defined
* `gapSize`.
*
* In practice, this option is most often used to visualize gaps in
* time series. In a stock chart, intraday data is available for daytime
* hours, while gaps will appear in nights and weekends.
*
* @see [gapUnit](plotOptions.series.gapUnit)
* @see [xAxis.breaks](#xAxis.breaks)
*
* @sample {highstock} stock/plotoptions/series-gapsize/
* Setting the gap size to 2 introduces gaps for weekends in daily
* datasets.
*
* @type {number}
* @default 0
* @product highstock
* @apioption plotOptions.series.gapSize
*/
/**
* Together with [gapSize](plotOptions.series.gapSize), this option defines
* where to draw gaps in the graph.
*
* When the `gapUnit` is `relative` (default), a gap size of 5 means
* that if the distance between two points is greater than five times
* that of the two closest points, the graph will be broken.
*
* When the `gapUnit` is `value`, the gap is based on absolute axis values,
* which on a datetime axis is milliseconds. This also applies to the
* navigator series that inherits gap options from the base series.
*
* @see [gapSize](plotOptions.series.gapSize)
*
* @type {string}
* @default relative
* @since 5.0.13
* @product highstock
* @validvalue ["relative", "value"]
* @apioption plotOptions.series.gapUnit
*/
if (gapSize && i > 0) { // #5008
// Gap unit is relative
if (this.options.gapUnit !== 'value') {
gapSize *= this.closestPointRange;
}
// Setting a new gapSize in case dataGrouping is enabled (#7686)
if (groupingSize && groupingSize > gapSize) {
gapSize = groupingSize;
}
// extension for ordinal breaks
while (i--) {
if (points[i + 1].x - points[i].x > gapSize) {
xRange = (points[i].x + points[i + 1].x) / 2;
points.splice( // insert after this one
i + 1,
0,
{
isNull: true,
x: xRange
}
);
// For stacked chart generate empty stack items, #6546
if (this.options.stacking) {
stack = yAxis.stacks[this.stackKey][xRange] =
new H.StackItem(
yAxis,
yAxis.options.stackLabels,
false,
xRange,
this.stack
);
stack.total = 0;
}
}
}
}
// Call base method
return this.getGraphPath(points);
};
});
_registerModule(_modules, 'masters/modules/broken-axis.src.js', [], function () {
});
}));