vue-cesium/lib/utils/util.js

Vue 3.x components for CesiumJS.

'use strict';

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

var shared = require('@vue/shared');
var lodashUnified = require('lodash-unified');

"use strict";
function getFileNameByPath(path) {
  const posStart = path.lastIndexOf("/");
  const posEnd = path.lastIndexOf(".");
  return path.substring(posStart + 1, posEnd);
}
function dirname(path) {
  if (typeof path !== "string")
    path = path + "";
  if (path.length === 0)
    return ".";
  let code = path.charCodeAt(0);
  const hasRoot = code === 47;
  let end = -1;
  let matchedSlash = true;
  for (let i = path.length - 1; i >= 1; --i) {
    code = path.charCodeAt(i);
    if (code === 47) {
      if (!matchedSlash) {
        end = i;
        break;
      }
    } else {
      matchedSlash = false;
    }
  }
  if (end === -1)
    return hasRoot ? "/" : ".";
  if (hasRoot && end === 1) {
    return "/";
  }
  return path.slice(0, end);
}
function removeEmpty(obj) {
  const proto = Object.getPrototypeOf(obj);
  const finalObj = {};
  Object.setPrototypeOf(finalObj, proto);
  Object.keys(obj).forEach((key) => {
    const className = getObjClassName(obj[key], true);
    if (obj[key] && shared.isArray(obj[key]) || obj[key] instanceof Element) {
      finalObj[key] = obj[key];
    } else if (obj[key] && typeof obj[key] === "object" && !Cesium[className]) {
      const nestedObj = removeEmpty(obj[key]);
      if (Object.keys(nestedObj).length) {
        finalObj[key] = nestedObj;
      }
    } else if (obj[key] !== "" && obj[key] !== void 0 && obj[key] !== null) {
      finalObj[key] = obj[key];
    }
  });
  return finalObj;
}
function isEmptyObj(obj) {
  if (lodashUnified.isUndefined(obj) || lodashUnified.isNull(obj)) {
    return true;
  }
  if (obj instanceof Element) {
    return false;
  }
  const arr = Object.keys(obj);
  return arr.length === 0;
}
const kebabCase = shared.hyphenate;
function myInstanceof(left, right) {
  if (typeof left !== "object" || left === null)
    return false;
  let proto = Object.getPrototypeOf(left);
  while (true) {
    if (proto === null)
      return false;
    if (proto === (right == null ? void 0 : right.prototype))
      return true;
    proto = Object.getPrototypeOf(proto);
  }
}
function getCesiumClassName(obj) {
  let result = void 0;
  const constructorNames = Object.keys(Cesium);
  for (let i = 0; i < constructorNames.length; i++) {
    const className = constructorNames[i];
    if (myInstanceof(obj, Cesium[className])) {
      result = className;
      break;
    }
  }
  return result;
}
function getObjClassName(obj, findCesiumClass = false) {
  if (obj && obj.constructor) {
    if (findCesiumClass) {
      const cesiumClassName = getCesiumClassName(obj);
      if (cesiumClassName) {
        return cesiumClassName;
      }
    }
    return obj.constructor.name;
  }
  return typeof obj;
}
function lnglatValidator(longitude, latitude) {
  const longreg = /^(-|\+)?(((\d|[1-9]\d|1[0-7]\d|0{1,3})\.\d{0,15})|(\d|[1-9]\d|1[0-7]\d|0{1,3})|180\.0{0,15}|180)$/;
  if (!longreg.test(longitude.toString())) {
    return false;
  }
  const latreg = /^(-|\+)?([0-8]?\d{1}\.\d{0,15}|90\.0{0,15}|[0-8]?\d{1}|90)$/;
  if (!latreg.test(latitude.toString())) {
    return false;
  }
  return true;
}
function defaultValue(a, b) {
  if (a !== void 0 && a !== null) {
    return a;
  }
  return b;
}
function inherit(base, derived) {
  function F() {
  }
  F.prototype = base.prototype;
  derived.prototype = new F();
  derived.prototype.constructor = derived;
}
function getDefaultOptionByProps(props, ignores = []) {
  const defaultOptions = {};
  Object.keys(props).forEach((key) => {
    if (ignores.indexOf(key) === -1) {
      const value = props[key];
      defaultOptions[key] = shared.isFunction(value) ? void 0 : shared.isPlainObject(value) ? shared.isFunction(value.default) ? value.default() : value.default : value;
    }
  });
  return defaultOptions;
}
const addCustomProperty = (obj, options, ignores = []) => {
  for (const prop in options) {
    if (!obj[prop] && ignores.indexOf(prop) === -1) {
      obj[prop] = options[prop];
    }
  }
};
const merge = (a, b) => {
  var _a;
  const keys = [.../* @__PURE__ */ new Set([...Object.keys(a), ...Object.keys(b)])];
  const obj = {};
  for (const key of keys) {
    obj[key] = (_a = b[key]) != null ? _a : a[key];
  }
  return obj;
};
function isArrayLike(obj) {
  if (Array.isArray(obj))
    return true;
  if (typeof obj !== "object" || !obj)
    return false;
  const length = obj.length;
  return typeof length === "number" && length >= 0;
}
function isNumber(v) {
  return typeof v === "number" && isFinite(v);
}
function getCesiumColor(inputColor, fallbackColor, timestamp) {
  const { JulianDate, Color } = Cesium;
  const now = JulianDate.now();
  if (inputColor) {
    if (typeof inputColor.getValue === "function") {
      inputColor = inputColor.getValue(timestamp || now);
    }
    if (typeof inputColor === "string") {
      return Color.fromCssColorString(inputColor);
    } else if (typeof inputColor === "function") {
      return getCesiumColor(inputColor(timestamp), fallbackColor);
    } else {
      return inputColor;
    }
  } else {
    return fallbackColor;
  }
}
function getCesiumValue(value, valueType, timestamp) {
  const { JulianDate, Property } = Cesium;
  const now = JulianDate.now();
  if (!value)
    return value;
  if (valueType) {
    if (value instanceof valueType)
      return value;
    else {
      if (value instanceof Property && value._value instanceof valueType)
        return value._value;
    }
  }
  if (shared.isFunction(value.getValue))
    return value.getValue(timestamp || now);
  return value;
}

Object.defineProperty(exports, 'camelize', {
  enumerable: true,
  get: function () { return shared.camelize; }
});
Object.defineProperty(exports, 'capitalize', {
  enumerable: true,
  get: function () { return shared.capitalize; }
});
Object.defineProperty(exports, 'extend', {
  enumerable: true,
  get: function () { return shared.extend; }
});
Object.defineProperty(exports, 'hasOwn', {
  enumerable: true,
  get: function () { return shared.hasOwn; }
});
Object.defineProperty(exports, 'isArray', {
  enumerable: true,
  get: function () { return shared.isArray; }
});
Object.defineProperty(exports, 'isFunction', {
  enumerable: true,
  get: function () { return shared.isFunction; }
});
Object.defineProperty(exports, 'isObject', {
  enumerable: true,
  get: function () { return shared.isObject; }
});
Object.defineProperty(exports, 'isPlainObject', {
  enumerable: true,
  get: function () { return shared.isPlainObject; }
});
Object.defineProperty(exports, 'isString', {
  enumerable: true,
  get: function () { return shared.isString; }
});
Object.defineProperty(exports, 'looseEqual', {
  enumerable: true,
  get: function () { return shared.looseEqual; }
});
Object.defineProperty(exports, 'camelCase', {
  enumerable: true,
  get: function () { return lodashUnified.camelCase; }
});
Object.defineProperty(exports, 'isUndefined', {
  enumerable: true,
  get: function () { return lodashUnified.isUndefined; }
});
exports.addCustomProperty = addCustomProperty;
exports.defaultValue = defaultValue;
exports.dirname = dirname;
exports.getCesiumClassName = getCesiumClassName;
exports.getCesiumColor = getCesiumColor;
exports.getCesiumValue = getCesiumValue;
exports.getDefaultOptionByProps = getDefaultOptionByProps;
exports.getFileNameByPath = getFileNameByPath;
exports.getObjClassName = getObjClassName;
exports.inherit = inherit;
exports.isArrayLike = isArrayLike;
exports.isEmptyObj = isEmptyObj;
exports.isNumber = isNumber;
exports.kebabCase = kebabCase;
exports.lnglatValidator = lnglatValidator;
exports.merge = merge;
exports.removeEmpty = removeEmpty;
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