{"ast":null,"code":"/**\r\n * @author NHN Ent. FE Development Team <dl_javascript@nhn.com>\r\n * @fileoverview Util\r\n */\nimport { forEach, sendHostname, extend, isString, pick, inArray } from 'tui-code-snippet';\nimport Promise from 'core-js-pure/features/promise';\nimport { SHAPE_FILL_TYPE, SHAPE_TYPE } from './consts';\nconst FLOATING_POINT_DIGIT = 2;\nconst CSS_PREFIX = 'tui-image-editor-';\nconst {\n  min,\n  max\n} = Math;\nlet hostnameSent = false;\n/**\r\n * Export Promise Class (for simplified module path)\r\n * @returns {Promise} promise class\r\n */\n\nexport { Promise };\n/**\r\n * Clamp value\r\n * @param {number} value - Value\r\n * @param {number} minValue - Minimum value\r\n * @param {number} maxValue - Maximum value\r\n * @returns {number} clamped value\r\n */\n\nexport function clamp(value, minValue, maxValue) {\n  let temp;\n\n  if (minValue > maxValue) {\n    temp = minValue;\n    minValue = maxValue;\n    maxValue = temp;\n  }\n\n  return max(minValue, min(value, maxValue));\n}\n/**\r\n * Make key-value 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FE Development Team <dl_javascript@nhn.com>\r\n * @fileoverview Util\r\n */\r\nimport { forEach, sendHostname, extend, isString, pick, inArray } from 'tui-code-snippet';\r\nimport Promise from 'core-js-pure/features/promise';\r\nimport { SHAPE_FILL_TYPE, SHAPE_TYPE } from './consts';\r\nconst FLOATING_POINT_DIGIT = 2;\r\nconst CSS_PREFIX = 'tui-image-editor-';\r\nconst { min, max } = Math;\r\nlet hostnameSent = false;\r\n\r\n/**\r\n * Export Promise Class (for simplified module path)\r\n * @returns {Promise} promise class\r\n */\r\nexport { Promise };\r\n\r\n/**\r\n * Clamp value\r\n * @param {number} value - Value\r\n * @param {number} minValue - Minimum value\r\n * @param {number} maxValue - Maximum value\r\n * @returns {number} clamped value\r\n */\r\nexport function clamp(value, minValue, maxValue) {\r\n  let temp;\r\n  if (minValue > maxValue) {\r\n    temp = minValue;\r\n    minValue = maxValue;\r\n    maxValue = temp;\r\n  }\r\n\r\n  return max(minValue, min(value, maxValue));\r\n}\r\n\r\n/**\r\n * Make key-value object from arguments\r\n * @returns {object.<string, string>}\r\n */\r\nexport function keyMirror(...args) {\r\n  const obj = {};\r\n\r\n  forEach(args, (key) => {\r\n    obj[key] = key;\r\n  });\r\n\r\n  return obj;\r\n}\r\n\r\n/**\r\n * Make CSSText\r\n * @param {Object} styleObj - Style info object\r\n * @returns {string} Connected string of style\r\n */\r\nexport function makeStyleText(styleObj) {\r\n  let styleStr = '';\r\n\r\n  forEach(styleObj, (value, prop) => {\r\n    styleStr += `${prop}: ${value};`;\r\n  });\r\n\r\n  return styleStr;\r\n}\r\n\r\n/**\r\n * Get object's properties\r\n * @param {Object} obj - object\r\n * @param {Array} keys - keys\r\n * @returns {Object} properties object\r\n */\r\nexport function getProperties(obj, keys) {\r\n  const props = {};\r\n  const { length } = keys;\r\n  let i = 0;\r\n  let key;\r\n\r\n  for (i = 0; i < length; i += 1) {\r\n    key = keys[i];\r\n    props[key] = obj[key];\r\n  }\r\n\r\n  return props;\r\n}\r\n\r\n/**\r\n * ParseInt simpliment\r\n * @param {number} value - Value\r\n * @returns {number}\r\n */\r\nexport function toInteger(value) {\r\n  return parseInt(value, 10);\r\n}\r\n\r\n/**\r\n * String to camelcase string\r\n * @param {string} targetString - change target\r\n * @returns {string}\r\n * @private\r\n */\r\nexport function toCamelCase(targetString) {\r\n  return targetString.replace(/-([a-z])/g, ($0, $1) => $1.toUpperCase());\r\n}\r\n\r\n/**\r\n * Check browser file api support\r\n * @returns {boolean}\r\n * @private\r\n */\r\nexport function isSupportFileApi() {\r\n  return !!(window.File && window.FileList && window.FileReader);\r\n}\r\n\r\n/**\r\n * hex to rgb\r\n * @param {string} color - hex color\r\n * @param {string} alpha - color alpha value\r\n * @returns {string} rgb expression\r\n */\r\nexport function getRgb(color, alpha) {\r\n  if (color.length === 4) {\r\n    color = `${color}${color.slice(1, 4)}`;\r\n  }\r\n  const r = parseInt(color.slice(1, 3), 16);\r\n  const g = parseInt(color.slice(3, 5), 16);\r\n  const b = parseInt(color.slice(5, 7), 16);\r\n  const a = alpha || 1;\r\n\r\n  return `rgba(${r}, ${g}, ${b}, ${a})`;\r\n}\r\n\r\n/**\r\n * send hostname\r\n */\r\nexport function sendHostName() {\r\n  if (hostnameSent) {\r\n    return;\r\n  }\r\n  hostnameSent = true;\r\n\r\n  sendHostname('image-editor', 'UA-129999381-1');\r\n}\r\n\r\n/**\r\n * Apply css resource\r\n * @param {string} styleBuffer - serialized css text\r\n * @param {string} tagId - style tag id\r\n */\r\nexport function styleLoad(styleBuffer, tagId) {\r\n  const [head] = document.getElementsByTagName('head');\r\n  const linkElement = document.createElement('link');\r\n  const styleData = encodeURIComponent(styleBuffer);\r\n  if (tagId) {\r\n    linkElement.id = tagId;\r\n    // linkElement.id = 'tui-image-editor-theme-style';\r\n  }\r\n  linkElement.setAttribute('rel', 'stylesheet');\r\n  linkElement.setAttribute('type', 'text/css');\r\n  linkElement.setAttribute('href', `data:text/css;charset=UTF-8,${styleData}`);\r\n  head.appendChild(linkElement);\r\n}\r\n\r\n/**\r\n * Get selector\r\n * @param {HTMLElement} targetElement - target element\r\n * @returns {Function} selector\r\n */\r\nexport function getSelector(targetElement) {\r\n  return (str) => targetElement.querySelector(str);\r\n}\r\n\r\n/**\r\n * Change base64 to blob\r\n * @param {String} data - base64 string data\r\n * @returns {Blob} Blob Data\r\n */\r\nexport function base64ToBlob(data) {\r\n  const rImageType = /data:(image\\/.+);base64,/;\r\n  let mimeString = '';\r\n  let raw, uInt8Array, i;\r\n\r\n  raw = data.replace(rImageType, (header, imageType) => {\r\n    mimeString = imageType;\r\n\r\n    return '';\r\n  });\r\n\r\n  raw = atob(raw);\r\n  const rawLength = raw.length;\r\n  uInt8Array = new Uint8Array(rawLength); // eslint-disable-line\r\n\r\n  for (i = 0; i < rawLength; i += 1) {\r\n    uInt8Array[i] = raw.charCodeAt(i);\r\n  }\r\n\r\n  return new Blob([uInt8Array], { type: mimeString });\r\n}\r\n\r\n/**\r\n * Fix floating point diff.\r\n * @param {number} value - original value\r\n * @returns {number} fixed value\r\n */\r\nexport function fixFloatingPoint(value) {\r\n  return Number(value.toFixed(FLOATING_POINT_DIGIT));\r\n}\r\n\r\n/**\r\n * Assignment for destroying objects.\r\n * @param {Object} targetObject - object to be removed.\r\n */\r\nexport function assignmentForDestroy(targetObject) {\r\n  forEach(targetObject, (value, key) => {\r\n    targetObject[key] = null;\r\n  });\r\n}\r\n\r\n/**\r\n * Make class name for ui\r\n * @param {String} str  - main string of className\r\n * @param {String} prefix - prefix string of className\r\n * @returns {String} class name\r\n */\r\nexport function cls(str = '', prefix = '') {\r\n  if (str.charAt(0) === '.') {\r\n    return `.${CSS_PREFIX}${prefix}${str.slice(1)}`;\r\n  }\r\n\r\n  return `${CSS_PREFIX}${prefix}${str}`;\r\n}\r\n\r\n/**\r\n * Change object origin\r\n * @param {fabric.Object} fObject - fabric object\r\n * @param {Object} origin - origin of fabric object\r\n *   @param {string} originX - horizontal basis.\r\n *   @param {string} originY - vertical basis.\r\n */\r\nexport function changeOrigin(fObject, origin) {\r\n  const { originX, originY } = origin;\r\n  const { x: left, y: top } = fObject.getPointByOrigin(originX, originY);\r\n\r\n  fObject.set({\r\n    left,\r\n    top,\r\n    originX,\r\n    originY,\r\n  });\r\n\r\n  fObject.setCoords();\r\n}\r\n\r\n/**\r\n * Object key value flip\r\n * @param {Object} targetObject - The data object of the key value.\r\n * @returns {Object}\r\n */\r\nexport function flipObject(targetObject) {\r\n  const result = {};\r\n\r\n  Object.keys(targetObject).forEach((key) => {\r\n    result[targetObject[key]] = key;\r\n  });\r\n\r\n  return result;\r\n}\r\n\r\n/**\r\n * Set custom properties\r\n * @param {Object} targetObject - target object\r\n * @param {Object} props - custom props object\r\n */\r\nexport function setCustomProperty(targetObject, props) {\r\n  targetObject.customProps = targetObject.customProps || {};\r\n  extend(targetObject.customProps, props);\r\n}\r\n\r\n/**\r\n * Get custom property\r\n * @param {fabric.Object} fObject - fabric object\r\n * @param {Array|string} propNames - prop name array\r\n * @returns {object | number | string}\r\n */\r\nexport function getCustomProperty(fObject, propNames) {\r\n  const resultObject = {};\r\n  if (isString(propNames)) {\r\n    propNames = [propNames];\r\n  }\r\n  forEach(propNames, (propName) => {\r\n    resultObject[propName] = fObject.customProps[propName];\r\n  });\r\n\r\n  return resultObject;\r\n}\r\n\r\n/**\r\n * Capitalize string\r\n * @param {string} targetString - target string\r\n * @returns {string}\r\n */\r\nexport function capitalizeString(targetString) {\r\n  return targetString.charAt(0).toUpperCase() + targetString.slice(1);\r\n}\r\n\r\n/**\r\n * Array includes check\r\n * @param {Array} targetArray - target array\r\n * @param {string|number} compareValue - compare value\r\n * @returns {boolean}\r\n */\r\nexport function includes(targetArray, compareValue) {\r\n  return targetArray.indexOf(compareValue) >= 0;\r\n}\r\n\r\n/**\r\n * Get fill type\r\n * @param {Object | string} fillOption - shape fill option\r\n * @returns {string} 'color' or 'filter'\r\n */\r\nexport function getFillTypeFromOption(fillOption = {}) {\r\n  return pick(fillOption, 'type') || SHAPE_FILL_TYPE.COLOR;\r\n}\r\n\r\n/**\r\n * Get fill type of shape type object\r\n * @param {fabric.Object} shapeObj - fabric object\r\n * @returns {string} 'transparent' or 'color' or 'filter'\r\n */\r\nexport function getFillTypeFromObject(shapeObj) {\r\n  const { fill = {} } = shapeObj;\r\n  if (fill.source) {\r\n    return SHAPE_FILL_TYPE.FILTER;\r\n  }\r\n\r\n  return SHAPE_FILL_TYPE.COLOR;\r\n}\r\n\r\n/**\r\n * Check if the object is a shape object.\r\n * @param {fabric.Object} obj - fabric object\r\n * @returns {boolean}\r\n */\r\nexport function isShape(obj) {\r\n  return inArray(obj.get('type'), SHAPE_TYPE) >= 0;\r\n}\r\n"]},"metadata":{},"sourceType":"module"}