@visactor/vscale/cjs/type.js

Scales for visual encoding, used in VGrammar, VTable

"use strict";

var ScaleEnum;

Object.defineProperty(exports, "__esModule", {
    value: !0
}), exports.supportRangeFactor = exports.isDiscretizing = exports.isDiscrete = exports.isValidScaleType = exports.isContinuous = exports.ScaleEnum = void 0, 
function(ScaleEnum) {
    ScaleEnum.Identity = "identity", ScaleEnum.Linear = "linear", ScaleEnum.Log = "log", 
    ScaleEnum.Pow = "pow", ScaleEnum.Sqrt = "sqrt", ScaleEnum.Symlog = "symlog", ScaleEnum.Time = "time", 
    ScaleEnum.Quantile = "quantile", ScaleEnum.Quantize = "quantize", ScaleEnum.Threshold = "threshold", 
    ScaleEnum.Ordinal = "ordinal", ScaleEnum.Point = "point", ScaleEnum.Band = "band";
}(ScaleEnum = exports.ScaleEnum || (exports.ScaleEnum = {}));

const EnableScaleMap = {};

function isContinuous(type) {
    switch (type) {
      case ScaleEnum.Linear:
      case ScaleEnum.Log:
      case ScaleEnum.Pow:
      case ScaleEnum.Sqrt:
      case ScaleEnum.Symlog:
      case ScaleEnum.Time:
        return !0;

      default:
        return !1;
    }
}

function isValidScaleType(type) {
    return !!EnableScaleMap[type];
}

function isDiscrete(type) {
    switch (type) {
      case ScaleEnum.Ordinal:
      case ScaleEnum.Point:
      case ScaleEnum.Band:
        return !0;

      default:
        return !1;
    }
}

function isDiscretizing(type) {
    switch (type) {
      case ScaleEnum.Quantile:
      case ScaleEnum.Quantize:
      case ScaleEnum.Threshold:
        return !0;

      default:
        return !1;
    }
}

function supportRangeFactor(type) {
    switch (type) {
      case ScaleEnum.Linear:
      case ScaleEnum.Log:
      case ScaleEnum.Pow:
      case ScaleEnum.Sqrt:
      case ScaleEnum.Symlog:
      case ScaleEnum.Time:
      case ScaleEnum.Band:
      case ScaleEnum.Point:
        return !0;

      default:
        return !1;
    }
}

Object.values(ScaleEnum).forEach((v => {
    EnableScaleMap[v] = !0;
})), exports.isContinuous = isContinuous, exports.isValidScaleType = isValidScaleType, 
exports.isDiscrete = isDiscrete, exports.isDiscretizing = isDiscretizing, exports.supportRangeFactor = supportRangeFactor;
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