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/* *
* Highcharts variwide module
*
* (c) 2010-2019 Torstein Honsi
*
* License: www.highcharts.com/license
*/
'use strict';
import H from '../parts/Globals.js';
import '../parts/AreaSeries.js';
var addEvent = H.addEvent,
seriesType = H.seriesType,
seriesTypes = H.seriesTypes,
pick = H.pick;
/**
* @private
* @class
* @name Highcharts.seriesTypes.variwide
*
* @augments Highcharts.Series
*/
seriesType('variwide', 'column'
/**
* A variwide chart (related to marimekko chart) is a column chart with a
* variable width expressing a third dimension.
*
* @sample {highcharts} highcharts/demo/variwide/
* Variwide chart
* @sample {highcharts} highcharts/series-variwide/inverted/
* Inverted variwide chart
* @sample {highcharts} highcharts/series-variwide/datetime/
* Variwide columns on a datetime axis
*
* @extends plotOptions.column
* @since 6.0.0
* @product highcharts
* @excluding boostThreshold, crisp, depth, edgeColor, edgeWidth,
* groupZPadding
* @optionparent plotOptions.variwide
*/
, {
/**
* In a variwide chart, the point padding is 0 in order to express the
* horizontal stacking of items.
*/
pointPadding: 0,
/**
* In a variwide chart, the group padding is 0 in order to express the
* horizontal stacking of items.
*/
groupPadding: 0
}, {
pointArrayMap: ['y', 'z'],
parallelArrays: ['x', 'y', 'z'],
processData: function (force) {
this.totalZ = 0;
this.relZ = [];
seriesTypes.column.prototype.processData.call(this, force);
(this.xAxis.reversed ?
this.zData.slice().reverse() :
this.zData).forEach(
function (z, i) {
this.relZ[i] = this.totalZ;
this.totalZ += z;
},
this
);
if (this.xAxis.categories) {
this.xAxis.variwide = true;
this.xAxis.zData = this.zData; // Used for label rank
}
},
/**
* Translate an x value inside a given category index into the distorted
* axis translation.
*
* @private
* @function Highcharts.Series#postTranslate
*
* @param {number} index
* The category index
*
* @param {number} x
* The X pixel position in undistorted axis pixels
*
* @return {number}
* Distorted X position
*/
postTranslate: function (index, x, point) {
var axis = this.xAxis,
relZ = this.relZ,
i = axis.reversed ? relZ.length - index : index,
goRight = axis.reversed ? -1 : 1,
len = axis.len,
totalZ = this.totalZ,
linearSlotLeft = i / relZ.length * len,
linearSlotRight = (i + goRight) / relZ.length * len,
slotLeft = (pick(relZ[i], totalZ) / totalZ) * len,
slotRight = (pick(relZ[i + goRight], totalZ) / totalZ) * len,
xInsideLinearSlot = x - linearSlotLeft,
ret;
// Set crosshairWidth for every point (#8173)
if (point) {
point.crosshairWidth = slotRight - slotLeft;
}
ret = slotLeft +
xInsideLinearSlot * (slotRight - slotLeft) /
(linearSlotRight - linearSlotLeft);
return ret;
},
// Extend translation by distoring X position based on Z.
translate: function () {
// Temporarily disable crisping when computing original shapeArgs
var crispOption = this.options.crisp,
xAxis = this.xAxis;
this.options.crisp = false;
seriesTypes.column.prototype.translate.call(this);
// Reset option
this.options.crisp = crispOption;
var inverted = this.chart.inverted,
crisp = this.borderWidth % 2 / 2;
// Distort the points to reflect z dimension
this.points.forEach(function (point, i) {
var left, right;
if (xAxis.variwide) {
left = this.postTranslate(
i,
point.shapeArgs.x,
point
);
right = this.postTranslate(
i,
point.shapeArgs.x + point.shapeArgs.width
);
// For linear or datetime axes, the variwide column should
// start with X and extend Z units, without modifying the
// axis.
} else {
left = point.plotX;
right = xAxis.translate(
point.x + point.z,
0,
0,
0,
1
);
}
if (this.options.crisp) {
left = Math.round(left) - crisp;
right = Math.round(right) - crisp;
}
point.shapeArgs.x = left;
point.shapeArgs.width = right - left;
// Crosshair position (#8083)
point.plotX = (left + right) / 2;
// Adjust the tooltip position
if (!inverted) {
point.tooltipPos[0] =
point.shapeArgs.x + point.shapeArgs.width / 2;
} else {
point.tooltipPos[1] =
xAxis.len - point.shapeArgs.x - point.shapeArgs.width / 2;
}
}, this);
}
// Point functions
}, {
isValid: function () {
return H.isNumber(this.y, true) && H.isNumber(this.z, true);
}
});
H.Tick.prototype.postTranslate = function (xy, xOrY, index) {
var axis = this.axis,
pos = xy[xOrY] - axis.pos;
if (!axis.horiz) {
pos = axis.len - pos;
}
pos = axis.series[0].postTranslate(index, pos);
if (!axis.horiz) {
pos = axis.len - pos;
}
xy[xOrY] = axis.pos + pos;
};
// Same width as the category (#8083)
addEvent(H.Axis, 'afterDrawCrosshair', function (e) {
if (this.variwide && this.cross) {
this.cross.attr('stroke-width', e.point && e.point.crosshairWidth);
}
});
// On a vertical axis, apply anti-collision logic to the labels.
addEvent(H.Axis, 'afterRender', function () {
var axis = this;
if (!this.horiz && this.variwide) {
this.chart.labelCollectors.push(function () {
return axis.tickPositions.map(function (pos, i) {
var label = axis.ticks[pos].label;
label.labelrank = axis.zData[i];
return label;
});
});
}
});
addEvent(H.Tick, 'afterGetPosition', function (e) {
var axis = this.axis,
xOrY = axis.horiz ? 'x' : 'y';
if (axis.variwide) {
this[xOrY + 'Orig'] = e.pos[xOrY];
this.postTranslate(e.pos, xOrY, this.pos);
}
});
H.wrap(H.Tick.prototype, 'getLabelPosition', function (
proceed,
x,
y,
label,
horiz,
labelOptions,
tickmarkOffset,
index
) {
var args = Array.prototype.slice.call(arguments, 1),
xy,
xOrY = horiz ? 'x' : 'y';
// Replace the x with the original x
if (this.axis.variwide && typeof this[xOrY + 'Orig'] === 'number') {
args[horiz ? 0 : 1] = this[xOrY + 'Orig'];
}
xy = proceed.apply(this, args);
// Post-translate
if (this.axis.variwide && this.axis.categories) {
this.postTranslate(xy, xOrY, index);
}
return xy;
});
/**
* A `variwide` series. If the [type](#series.variwide.type) option is not
* specified, it is inherited from [chart.type](#chart.type).
*
* @extends series,plotOptions.variwide
* @product highcharts
* @apioption series.variwide
*/
/**
* An array of data points for the series. For the `variwide` series type,
* points can be given in the following ways:
*
* 1. An array of arrays with 3 or 2 values. In this case, the values correspond
* to `x,y,z`. If the first value is a string, it is applied as the name of
* the point, and the `x` value is inferred. The `x` value can also be
* omitted, in which case the inner arrays should be of length 2. Then the
* `x` value is automatically calculated, either starting at 0 and
* incremented by 1, or from `pointStart` and `pointInterval` given in the
* series options.
* ```js
* data: [
* [0, 1, 2],
* [1, 5, 5],
* [2, 0, 2]
* ]
* ```
*
* 2. An array of objects with named values. The following snippet shows only a
* few settings, see the complete options set below. If the total number of
* data points exceeds the series'
* [turboThreshold](#series.variwide.turboThreshold), this option is not
* available.
* ```js
* data: [{
* x: 1,
* y: 1,
* z: 1,
* name: "Point2",
* color: "#00FF00"
* }, {
* x: 1,
* y: 5,
* z: 4,
* name: "Point1",
* color: "#FF00FF"
* }]
* ```
*
* @sample {highcharts} highcharts/series/data-array-of-arrays/
* Arrays of numeric x and y
* @sample {highcharts} highcharts/series/data-array-of-arrays-datetime/
* Arrays of datetime x and y
* @sample {highcharts} highcharts/series/data-array-of-name-value/
* Arrays of point.name and y
* @sample {highcharts} highcharts/series/data-array-of-objects/
* Config objects
*
* @type {Array<Array<(number|string),number>|Array<(number|string),number,number>|*>}
* @extends series.line.data
* @excluding marker
* @product highcharts
* @apioption series.variwide.data
*/
/**
* The relative width for each column. On a category axis, the widths are
* distributed so they sum up to the X axis length. On linear and datetime axes,
* the columns will be laid out from the X value and Z units along the axis.
*
* @type {number}
* @product highcharts
* @apioption series.variwide.data.z
*/