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519 lines
14 KiB
519 lines
14 KiB
"use strict";
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function _defaults(obj, defaults) { var keys = Object.getOwnPropertyNames(defaults); for (var i = 0; i < keys.length; i++) { var key = keys[i]; var value = Object.getOwnPropertyDescriptor(defaults, key); if (value && value.configurable && obj[key] === undefined) { Object.defineProperty(obj, key, value); } } return obj; }
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function _createForOfIteratorHelperLoose(o) { var i = 0; if (typeof Symbol === "undefined" || o[Symbol.iterator] == null) { if (Array.isArray(o) || (o = _unsupportedIterableToArray(o))) return function () { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }; throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } i = o[Symbol.iterator](); return i.next.bind(i); }
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function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
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function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }
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function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }
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function _inheritsLoose(subClass, superClass) { subClass.prototype = Object.create(superClass.prototype); subClass.prototype.constructor = subClass; _defaults(subClass, superClass); }
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function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
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var parser = require('postcss-value-parser');
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var range = require('normalize-range');
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var OldValue = require('../old-value');
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var Value = require('../value');
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var utils = require('../utils');
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var IS_DIRECTION = /top|left|right|bottom/gi;
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var Gradient = /*#__PURE__*/function (_Value) {
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_inheritsLoose(Gradient, _Value);
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function Gradient() {
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var _this;
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for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
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args[_key] = arguments[_key];
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}
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_this = _Value.call.apply(_Value, [this].concat(args)) || this;
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_defineProperty(_assertThisInitialized(_this), "directions", {
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top: 'bottom',
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left: 'right',
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bottom: 'top',
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right: 'left'
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});
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_defineProperty(_assertThisInitialized(_this), "oldDirections", {
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'top': 'left bottom, left top',
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'left': 'right top, left top',
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'bottom': 'left top, left bottom',
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'right': 'left top, right top',
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'top right': 'left bottom, right top',
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'top left': 'right bottom, left top',
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'right top': 'left bottom, right top',
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'right bottom': 'left top, right bottom',
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'bottom right': 'left top, right bottom',
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'bottom left': 'right top, left bottom',
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'left top': 'right bottom, left top',
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'left bottom': 'right top, left bottom'
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});
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return _this;
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}
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var _proto = Gradient.prototype;
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/**
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* Change degrees for webkit prefix
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*/
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_proto.replace = function replace(string, prefix) {
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var ast = parser(string);
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for (var _iterator = _createForOfIteratorHelperLoose(ast.nodes), _step; !(_step = _iterator()).done;) {
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var node = _step.value;
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if (node.type === 'function' && node.value === this.name) {
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node.nodes = this.newDirection(node.nodes);
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node.nodes = this.normalize(node.nodes);
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if (prefix === '-webkit- old') {
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var changes = this.oldWebkit(node);
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if (!changes) {
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return false;
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}
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} else {
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node.nodes = this.convertDirection(node.nodes);
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node.value = prefix + node.value;
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}
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}
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}
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return ast.toString();
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}
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/**
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* Replace first token
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*/
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;
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_proto.replaceFirst = function replaceFirst(params) {
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for (var _len2 = arguments.length, words = new Array(_len2 > 1 ? _len2 - 1 : 0), _key2 = 1; _key2 < _len2; _key2++) {
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words[_key2 - 1] = arguments[_key2];
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}
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var prefix = words.map(function (i) {
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if (i === ' ') {
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return {
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type: 'space',
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value: i
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};
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}
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return {
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type: 'word',
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value: i
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};
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});
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return prefix.concat(params.slice(1));
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}
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/**
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* Convert angle unit to deg
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*/
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;
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_proto.normalizeUnit = function normalizeUnit(str, full) {
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var num = parseFloat(str);
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var deg = num / full * 360;
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return deg + "deg";
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}
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/**
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* Normalize angle
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*/
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;
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_proto.normalize = function normalize(nodes) {
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if (!nodes[0]) return nodes;
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if (/-?\d+(.\d+)?grad/.test(nodes[0].value)) {
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nodes[0].value = this.normalizeUnit(nodes[0].value, 400);
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} else if (/-?\d+(.\d+)?rad/.test(nodes[0].value)) {
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nodes[0].value = this.normalizeUnit(nodes[0].value, 2 * Math.PI);
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} else if (/-?\d+(.\d+)?turn/.test(nodes[0].value)) {
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nodes[0].value = this.normalizeUnit(nodes[0].value, 1);
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} else if (nodes[0].value.includes('deg')) {
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var num = parseFloat(nodes[0].value);
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num = range.wrap(0, 360, num);
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nodes[0].value = num + "deg";
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}
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if (nodes[0].value === '0deg') {
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nodes = this.replaceFirst(nodes, 'to', ' ', 'top');
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} else if (nodes[0].value === '90deg') {
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nodes = this.replaceFirst(nodes, 'to', ' ', 'right');
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} else if (nodes[0].value === '180deg') {
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nodes = this.replaceFirst(nodes, 'to', ' ', 'bottom');
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} else if (nodes[0].value === '270deg') {
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nodes = this.replaceFirst(nodes, 'to', ' ', 'left');
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}
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return nodes;
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}
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/**
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* Replace old direction to new
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*/
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;
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_proto.newDirection = function newDirection(params) {
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if (params[0].value === 'to') {
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return params;
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}
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IS_DIRECTION.lastIndex = 0; // reset search index of global regexp
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if (!IS_DIRECTION.test(params[0].value)) {
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return params;
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}
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params.unshift({
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type: 'word',
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value: 'to'
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}, {
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type: 'space',
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value: ' '
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});
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for (var i = 2; i < params.length; i++) {
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if (params[i].type === 'div') {
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break;
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}
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if (params[i].type === 'word') {
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params[i].value = this.revertDirection(params[i].value);
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}
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}
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return params;
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}
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/**
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* Look for at word
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*/
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;
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_proto.isRadial = function isRadial(params) {
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var state = 'before';
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for (var _iterator2 = _createForOfIteratorHelperLoose(params), _step2; !(_step2 = _iterator2()).done;) {
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var param = _step2.value;
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if (state === 'before' && param.type === 'space') {
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state = 'at';
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} else if (state === 'at' && param.value === 'at') {
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state = 'after';
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} else if (state === 'after' && param.type === 'space') {
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return true;
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} else if (param.type === 'div') {
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break;
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} else {
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state = 'before';
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}
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}
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return false;
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}
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/**
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* Change new direction to old
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*/
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;
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_proto.convertDirection = function convertDirection(params) {
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if (params.length > 0) {
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if (params[0].value === 'to') {
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this.fixDirection(params);
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} else if (params[0].value.includes('deg')) {
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this.fixAngle(params);
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} else if (this.isRadial(params)) {
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this.fixRadial(params);
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}
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}
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return params;
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}
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/**
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* Replace `to top left` to `bottom right`
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*/
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;
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_proto.fixDirection = function fixDirection(params) {
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params.splice(0, 2);
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for (var _iterator3 = _createForOfIteratorHelperLoose(params), _step3; !(_step3 = _iterator3()).done;) {
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var param = _step3.value;
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if (param.type === 'div') {
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break;
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}
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if (param.type === 'word') {
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param.value = this.revertDirection(param.value);
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}
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}
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}
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/**
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* Add 90 degrees
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*/
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;
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_proto.fixAngle = function fixAngle(params) {
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var first = params[0].value;
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first = parseFloat(first);
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first = Math.abs(450 - first) % 360;
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first = this.roundFloat(first, 3);
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params[0].value = first + "deg";
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}
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/**
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* Fix radial direction syntax
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*/
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;
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_proto.fixRadial = function fixRadial(params) {
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var first = [];
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var second = [];
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var a, b, c, i, next;
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for (i = 0; i < params.length - 2; i++) {
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a = params[i];
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b = params[i + 1];
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c = params[i + 2];
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if (a.type === 'space' && b.value === 'at' && c.type === 'space') {
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next = i + 3;
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break;
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} else {
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first.push(a);
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}
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}
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var div;
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for (i = next; i < params.length; i++) {
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if (params[i].type === 'div') {
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div = params[i];
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break;
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} else {
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second.push(params[i]);
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}
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}
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params.splice.apply(params, [0, i].concat(second, [div], first));
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};
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_proto.revertDirection = function revertDirection(word) {
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return this.directions[word.toLowerCase()] || word;
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}
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/**
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* Round float and save digits under dot
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*/
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;
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_proto.roundFloat = function roundFloat(_float, digits) {
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return parseFloat(_float.toFixed(digits));
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}
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/**
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* Convert to old webkit syntax
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*/
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;
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_proto.oldWebkit = function oldWebkit(node) {
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var nodes = node.nodes;
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var string = parser.stringify(node.nodes);
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if (this.name !== 'linear-gradient') {
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return false;
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}
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if (nodes[0] && nodes[0].value.includes('deg')) {
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return false;
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}
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if (string.includes('px') || string.includes('-corner') || string.includes('-side')) {
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return false;
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}
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var params = [[]];
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for (var _iterator4 = _createForOfIteratorHelperLoose(nodes), _step4; !(_step4 = _iterator4()).done;) {
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var i = _step4.value;
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params[params.length - 1].push(i);
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if (i.type === 'div' && i.value === ',') {
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params.push([]);
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}
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}
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this.oldDirection(params);
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this.colorStops(params);
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node.nodes = [];
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for (var _i = 0, _params = params; _i < _params.length; _i++) {
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var param = _params[_i];
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node.nodes = node.nodes.concat(param);
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}
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node.nodes.unshift({
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type: 'word',
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value: 'linear'
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}, this.cloneDiv(node.nodes));
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node.value = '-webkit-gradient';
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return true;
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}
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/**
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* Change direction syntax to old webkit
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*/
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;
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_proto.oldDirection = function oldDirection(params) {
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var div = this.cloneDiv(params[0]);
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if (params[0][0].value !== 'to') {
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return params.unshift([{
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type: 'word',
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value: this.oldDirections.bottom
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}, div]);
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} else {
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var words = [];
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for (var _iterator5 = _createForOfIteratorHelperLoose(params[0].slice(2)), _step5; !(_step5 = _iterator5()).done;) {
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var node = _step5.value;
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if (node.type === 'word') {
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words.push(node.value.toLowerCase());
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}
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}
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words = words.join(' ');
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var old = this.oldDirections[words] || words;
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params[0] = [{
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type: 'word',
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value: old
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}, div];
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return params[0];
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}
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}
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/**
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* Get div token from exists parameters
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*/
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;
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_proto.cloneDiv = function cloneDiv(params) {
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for (var _iterator6 = _createForOfIteratorHelperLoose(params), _step6; !(_step6 = _iterator6()).done;) {
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var i = _step6.value;
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if (i.type === 'div' && i.value === ',') {
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return i;
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}
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}
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return {
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type: 'div',
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value: ',',
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after: ' '
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};
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}
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/**
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* Change colors syntax to old webkit
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*/
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;
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_proto.colorStops = function colorStops(params) {
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var result = [];
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for (var i = 0; i < params.length; i++) {
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var pos = void 0;
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var param = params[i];
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var item = void 0;
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if (i === 0) {
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continue;
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}
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var color = parser.stringify(param[0]);
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if (param[1] && param[1].type === 'word') {
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pos = param[1].value;
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} else if (param[2] && param[2].type === 'word') {
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pos = param[2].value;
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}
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var stop = void 0;
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if (i === 1 && (!pos || pos === '0%')) {
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stop = "from(" + color + ")";
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} else if (i === params.length - 1 && (!pos || pos === '100%')) {
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stop = "to(" + color + ")";
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} else if (pos) {
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stop = "color-stop(" + pos + ", " + color + ")";
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} else {
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stop = "color-stop(" + color + ")";
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}
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var div = param[param.length - 1];
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params[i] = [{
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type: 'word',
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value: stop
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}];
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if (div.type === 'div' && div.value === ',') {
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item = params[i].push(div);
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}
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result.push(item);
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}
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return result;
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}
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/**
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* Remove old WebKit gradient too
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*/
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;
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_proto.old = function old(prefix) {
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if (prefix === '-webkit-') {
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var type = this.name === 'linear-gradient' ? 'linear' : 'radial';
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var string = '-gradient';
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var regexp = utils.regexp("-webkit-(" + type + "-gradient|gradient\\(\\s*" + type + ")", false);
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return new OldValue(this.name, prefix + this.name, string, regexp);
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} else {
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return _Value.prototype.old.call(this, prefix);
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}
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}
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/**
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* Do not add non-webkit prefixes for list-style and object
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*/
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;
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_proto.add = function add(decl, prefix) {
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var p = decl.prop;
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if (p.includes('mask')) {
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if (prefix === '-webkit-' || prefix === '-webkit- old') {
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return _Value.prototype.add.call(this, decl, prefix);
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}
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} else if (p === 'list-style' || p === 'list-style-image' || p === 'content') {
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if (prefix === '-webkit-' || prefix === '-webkit- old') {
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return _Value.prototype.add.call(this, decl, prefix);
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}
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} else {
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return _Value.prototype.add.call(this, decl, prefix);
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}
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return undefined;
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};
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return Gradient;
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}(Value);
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_defineProperty(Gradient, "names", ['linear-gradient', 'repeating-linear-gradient', 'radial-gradient', 'repeating-radial-gradient']);
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module.exports = Gradient; |