highcharts
Version:
JavaScript charting framework
92 lines (91 loc) • 2.22 kB
JavaScript
/* *
*
* (c) 2014-2025 Highsoft AS
*
* Authors: Jon Arild Nygard / Oystein Moseng
*
* License: www.highcharts.com/license
*
* !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
*
* */
'use strict';
/* *
*
* Class
*
* */
class TreemapAlgorithmGroup {
/* *
*
* Constructor
*
* */
constructor(h, w, d, p) {
this.height = h;
this.width = w;
this.plot = p;
this.direction = d;
this.startDirection = d;
this.total = 0;
this.nW = 0;
this.lW = 0;
this.nH = 0;
this.lH = 0;
this.elArr = [];
this.lP = {
total: 0,
lH: 0,
nH: 0,
lW: 0,
nW: 0,
nR: 0,
lR: 0,
aspectRatio: function (w, h) {
return Math.max((w / h), (h / w));
}
};
}
/* *
*
* Functions
*
* */
addElement(el) {
this.lP.total = this.elArr[this.elArr.length - 1];
this.total = this.total + el;
if (this.direction === 0) {
// Calculate last point old aspect ratio
this.lW = this.nW;
this.lP.lH = this.lP.total / this.lW;
this.lP.lR = this.lP.aspectRatio(this.lW, this.lP.lH);
// Calculate last point new aspect ratio
this.nW = this.total / this.height;
this.lP.nH = this.lP.total / this.nW;
this.lP.nR = this.lP.aspectRatio(this.nW, this.lP.nH);
}
else {
// Calculate last point old aspect ratio
this.lH = this.nH;
this.lP.lW = this.lP.total / this.lH;
this.lP.lR = this.lP.aspectRatio(this.lP.lW, this.lH);
// Calculate last point new aspect ratio
this.nH = this.total / this.width;
this.lP.nW = this.lP.total / this.nH;
this.lP.nR = this.lP.aspectRatio(this.lP.nW, this.nH);
}
this.elArr.push(el);
}
reset() {
this.nW = 0;
this.lW = 0;
this.elArr = [];
this.total = 0;
}
}
/* *
*
* Default Export
*
* */
export default TreemapAlgorithmGroup;