@eclipse-glsp/layout-elk
Version:
Integration of ELK graph layout algorithms in GLSP Node Server
84 lines • 4.06 kB
JavaScript
;
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;
};
var __metadata = (this && this.__metadata) || function (k, v) {
if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.DefaultElementFilter = exports.ElementFilter = void 0;
/********************************************************************************
* Copyright (c) 2018-2023 TypeFox and others.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the Eclipse
* Public License v. 2.0 are satisfied: GNU General Public License, version 2
* with the GNU Classpath Exception which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
********************************************************************************/
const server_1 = require("@eclipse-glsp/server");
const inversify_1 = require("inversify");
exports.ElementFilter = Symbol('ElementFilter');
/**
* Default implementation of {@link ElementFilter}.
* Without further configuration this filter includes all basic model elements (nodes,edges,labels,ports) that are
* part of the graphical model. For each basic type a custom filter behavior is in place.
* Edges that have no source or target are filtered out. In addition, edges that are connected to a filtered element are filtered out
* as well. The filter behavior for each of the basic types can be customized by overriding the corresponding `filter` method.
* (e.g. {@link DefaultElementFilter.filterNode})
*/
let DefaultElementFilter = class DefaultElementFilter {
apply(element) {
if (element instanceof server_1.GNode) {
return this.filterNode(element);
}
else if (element instanceof server_1.GEdge) {
return this.filterEdge(element);
}
else if (element instanceof server_1.GLabel) {
this.filterLabel(element);
}
else if (element instanceof server_1.GPort) {
this.filterPort(element);
}
return true;
}
filterNode(node) {
return true;
}
filterEdge(edge) {
const source = this.modelState.index.get(edge.sourceId);
if (!source || (source instanceof server_1.GNode && !this.filterNode(source)) || (source instanceof server_1.GPort && !this.filterPort(source))) {
return false;
}
const target = this.modelState.index.get(edge.targetId);
if (!target || (target instanceof server_1.GNode && !this.filterNode(target)) || (target instanceof server_1.GPort && !this.filterPort(target))) {
return false;
}
return true;
}
filterLabel(label) {
return true;
}
filterPort(port) {
return true;
}
};
exports.DefaultElementFilter = DefaultElementFilter;
__decorate([
(0, inversify_1.inject)(server_1.ModelState),
__metadata("design:type", Object)
], DefaultElementFilter.prototype, "modelState", void 0);
exports.DefaultElementFilter = DefaultElementFilter = __decorate([
(0, inversify_1.injectable)()
], DefaultElementFilter);
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