1 | import { __extends } from "tslib";
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2 | import { calBase } from '../util/math';
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3 | import Continuous from './base';
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4 |
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5 |
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6 |
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7 | var Pow = (function (_super) {
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8 | __extends(Pow, _super);
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9 | function Pow() {
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10 | var _this = _super !== null && _super.apply(this, arguments) || this;
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11 | _this.type = 'pow';
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12 | return _this;
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13 | }
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14 | |
15 |
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16 |
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17 | Pow.prototype.invert = function (value) {
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18 | var percent = this.getInvertPercent(value);
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19 | var exponent = this.exponent;
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20 | var max = calBase(exponent, this.max);
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21 | var min = calBase(exponent, this.min);
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22 | var tmp = percent * (max - min) + min;
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23 | var factor = tmp >= 0 ? 1 : -1;
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24 | return Math.pow(tmp, exponent) * factor;
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25 | };
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26 | Pow.prototype.initCfg = function () {
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27 | this.tickMethod = 'pow';
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28 | this.exponent = 2;
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29 | this.tickCount = 5;
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30 | this.nice = true;
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31 | };
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32 |
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33 | Pow.prototype.getScalePercent = function (value) {
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34 | var max = this.max;
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35 | var min = this.min;
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36 | if (max === min) {
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37 | return 0;
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38 | }
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39 | var exponent = this.exponent;
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40 | var percent = (calBase(exponent, value) - calBase(exponent, min)) / (calBase(exponent, max) - calBase(exponent, min));
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41 | return percent;
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42 | };
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43 | return Pow;
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44 | }(Continuous));
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45 | export default Pow;
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46 |
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