myprint-design/lib/utils/numberUtil.js

操作简单，组件丰富的一站式打印解决方案打印设计器

'use strict';

Object.defineProperty(exports, '__esModule', { value: true });

const MathCalc = {
  toFixed(x, scale = 2) {
    return parseFloat(x.toFixed(scale));
  },
  ceil(x, scale = 2) {
    let pow = Math.pow(10, scale);
    return Math.ceil(x * pow) / pow;
  },
  sumScale(arg1 = 0, arg2 = 0, scale = 2) {
    return this.sum(this.toFixed(arg1, scale), this.toFixed(arg2, scale));
  },
  sum(arg1 = 0, arg2 = 0) {
    let r1, r2;
    try {
      r1 = arg1.toString().split(".")[1].length;
    } catch (e) {
      r1 = 0;
    }
    try {
      r2 = arg2.toString().split(".")[1].length;
    } catch (e) {
      r2 = 0;
    }
    const c = Math.abs(r1 - r2);
    const m = Math.pow(10, Math.max(r1, r2));
    if (c > 0) {
      const cm = Math.pow(10, c);
      if (r1 > r2) {
        arg1 = Number(arg1.toString().replace(".", ""));
        arg2 = Number(arg2.toString().replace(".", "")) * cm;
      } else {
        arg1 = Number(arg1.toString().replace(".", "")) * cm;
        arg2 = Number(arg2.toString().replace(".", ""));
      }
    } else {
      arg1 = Number(arg1.toString().replace(".", ""));
      arg2 = Number(arg2.toString().replace(".", ""));
    }
    return (arg1 + arg2) / m;
  },
  subScale(arg1 = 0, arg2 = 0, scale = 2) {
    return this.sub(this.toFixed(arg1, scale), this.toFixed(arg2, scale));
  },
  sub(arg1, arg2) {
    let r1, r2;
    try {
      r1 = arg1.toString().split(".")[1].length;
    } catch (e) {
      r1 = 0;
    }
    try {
      r2 = arg2.toString().split(".")[1].length;
    } catch (e) {
      r2 = 0;
    }
    const c = Math.abs(r1 - r2);
    const m = Math.pow(10, Math.max(r1, r2));
    if (c > 0) {
      const cm = Math.pow(10, c);
      if (r1 > r2) {
        arg1 = Number(arg1.toString().replace(".", ""));
        arg2 = Number(arg2.toString().replace(".", "")) * cm;
      } else {
        arg1 = Number(arg1.toString().replace(".", "")) * cm;
        arg2 = Number(arg2.toString().replace(".", ""));
      }
    } else {
      arg1 = Number(arg1.toString().replace(".", ""));
      arg2 = Number(arg2.toString().replace(".", ""));
    }
    return (arg1 - arg2) / m;
  },
  mul(arg1, arg2, scale = 2) {
    let m = 0;
    const s1 = arg1.toString();
    const s2 = arg2.toString();
    try {
      m += s1.split(".")[1].length;
    } catch (e) {
    }
    try {
      m += s2.split(".")[1].length;
    } catch (e) {
    }
    return this.toFixed(Number(s1.replace(".", "")) * Number(s2.replace(".", "")) / Math.pow(10, m), scale);
  },
  div(arg1, arg2, scale = 2) {
    let t1 = 0, t2 = 0;
    try {
      t1 = arg1.toString().split(".")[1].length;
    } catch (e) {
    }
    try {
      t2 = arg2.toString().split(".")[1].length;
    } catch (e) {
    }
    const r1 = Number(arg1.toString().replace(".", ""));
    const r2 = Number(arg2.toString().replace(".", ""));
    return this.toFixed(r1 / r2 * Math.pow(10, t2 - t1), scale);
  },
  limitMin(val, min) {
    return val < min ? min : val;
  },
  isNumber(value) {
    return !isNaN(value);
  }
};
function _default(val, _default2) {
  return val ? val : _default2;
}
function _defaultNum(val, _default2) {
  return !val || isNaN(val) ? _default2 : val;
}

exports._default = _default;
exports._defaultNum = _defaultNum;
exports.default = MathCalc;
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