@txdfe/at/lib/range/utils.js

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.inRange = inRange;
exports.getPercent = getPercent;
exports.getPrecision = getPrecision;
exports.isEqual = isEqual;
exports.getDragging = getDragging;

function inRange(value, range, min) {
  if (!Array.isArray(range)) {
    range = [min, range];
  }

  return value >= range[0] && value <= range[1];
}

function getPercent(min, max, value) {
  return (value - min) * 100 / (max - min);
}

function getPrecision(step) {
  var precision = 0;
  var stepString = step.toString();

  if (stepString.indexOf('.') !== -1) {
    precision = stepString.length - stepString.indexOf('.') - 1;
  }

  return precision;
}

function isEqual(left, right) {
  if (Array.isArray(left)) {
    return left[0] === right[0] && left[1] === right[1];
  } else {
    return left === right;
  }
}

function getDragging(current, preValue) {
  var dragging = 'upper';

  if (current > preValue[1]) {
    dragging = 'upper';
  } else if (current < preValue[0]) {
    dragging = 'lower';
  } else {
    var mid = (preValue[0] + preValue[1]) / 2;
    dragging = current < mid ? 'lower' : 'upper';
  }

  return dragging;
}