@antv/x6
Version:
JavaScript diagramming library that uses SVG and HTML for rendering.
78 lines • 3.17 kB
JavaScript
;
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
if (typeof b !== "function" && b !== null)
throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.CSSManager = void 0;
var config_1 = require("../global/config");
var raw_1 = require("../style/raw");
var util_1 = require("../util");
var base_1 = require("./base");
var CSSManager = /** @class */ (function (_super) {
__extends(CSSManager, _super);
function CSSManager() {
return _super !== null && _super.apply(this, arguments) || this;
}
CSSManager.prototype.init = function () {
if (config_1.Config.autoInsertCSS) {
CSSManager.ensure();
}
};
CSSManager.prototype.dispose = function () {
CSSManager.clean();
};
__decorate([
CSSManager.dispose()
], CSSManager.prototype, "dispose", null);
return CSSManager;
}(base_1.Base));
exports.CSSManager = CSSManager;
(function (CSSManager) {
var styleElement;
var counter = 0;
function ensure() {
counter += 1;
if (counter > 1)
return;
if (!util_1.Platform.isApplyingHMR()) {
styleElement = document.createElement('style');
styleElement.setAttribute('type', 'text/css');
styleElement.textContent = raw_1.content;
var head = document.querySelector('head');
if (head) {
head.insertBefore(styleElement, head.firstChild);
}
}
}
CSSManager.ensure = ensure;
function clean() {
counter -= 1;
if (counter > 0)
return;
if (styleElement && styleElement.parentNode) {
styleElement.parentNode.removeChild(styleElement);
}
styleElement = null;
}
CSSManager.clean = clean;
})(CSSManager = exports.CSSManager || (exports.CSSManager = {}));
exports.CSSManager = CSSManager;
//# sourceMappingURL=css.js.map