var Path = require("./Path"); function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); } function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; } function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); } function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; } function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); } function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); } function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); } /** * @class qrenderer.graphic.CompoundPath * * CompoundPath to improve performance. * * 复合路径,用来提升性能。 * * @docauthor 大漠穷秋 <damoqiongqiu@126.com> */ var defaultConfig = { shape: { paths: null } }; var CompoundPath = /*#__PURE__*/ function (_Path) { _inherits(CompoundPath, _Path); /** * @method constructor CompoundPath * @param {Object} opts */ function CompoundPath(opts) { var _this; _classCallCheck(this, CompoundPath); _this = _possibleConstructorReturn(this, _getPrototypeOf(CompoundPath).call(this, opts, defaultConfig)); /** * @property {String} type */ _this.type = 'compound'; _this.on("beforeRender", _this.beforeRenderHandler); _this.on("afterRender", _this.afterRenderHandler); return _this; } /** * @private * @method _updatePathDirty */ _createClass(CompoundPath, [{ key: "_updatePathDirty", value: function _updatePathDirty() { var dirtyPath = this.__dirtyPath; var paths = this.shape.paths; for (var i = 0; i < paths.length; i++) { // Mark as dirty if any subpath is dirty dirtyPath = dirtyPath || paths[i].__dirtyPath; } this.__dirtyPath = dirtyPath; this.__dirty = this.__dirty || dirtyPath; } /** * @private * @method beforeRenderHandler */ }, { key: "beforeRenderHandler", value: function beforeRenderHandler() { this._updatePathDirty(); var paths = this.shape.paths || []; var scale = this.getGlobalScale(); // Update path scale for (var i = 0; i < paths.length; i++) { if (!paths[i].path) { paths[i].createPathProxy(); } paths[i].path.setScale(scale[0], scale[1], paths[i].segmentIgnoreThreshold); } } /** * @private * @method afterRenderHandler */ }, { key: "afterRenderHandler", value: function afterRenderHandler() { var paths = this.shape.paths || []; for (var i = 0; i < paths.length; i++) { paths[i].__dirtyPath = false; } } /** * @method buildPath * 绘制元素路径 * @param {Object} ctx * @param {String} shape */ }, { key: "buildPath", value: function buildPath(ctx, shape) { var paths = shape.paths || []; for (var i = 0; i < paths.length; i++) { paths[i].buildPath(ctx, paths[i].shape, true); } } /** * @private * @method getBoundingRect */ }, { key: "getBoundingRect", value: function getBoundingRect() { this._updatePathDirty(); return Path.prototype.getBoundingRect.call(this); } }]); return CompoundPath; }(Path); module.exports = CompoundPath;