@eclipse-glsp/layout-elk
Version:
Integration of ELK graph layout algorithms in GLSP Node Server
102 lines • 4.56 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.FallbackLayoutConfigurator = exports.AbstractLayoutConfigurator = exports.LayoutConfigurator = void 0;
/********************************************************************************
* Copyright (c) 2022-2023 STMicroelectronics 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.LayoutConfigurator = Symbol('LayoutConfigurator');
/**
* Abstract default implementation of {@link LayoutConfigurator}.
* A minimal configuration should at least specify the `elk.algorithm` option as
* return value of {@link DefaultLayoutConfigurator.graphOptions}.
*/
let AbstractLayoutConfigurator = class AbstractLayoutConfigurator {
apply(element) {
if (element instanceof server_1.GGraph) {
return this.graphOptions(element);
}
else if (element instanceof server_1.GNode) {
return this.nodeOptions(element);
}
else if (element instanceof server_1.GEdge) {
return this.edgeOptions(element);
}
else if (element instanceof server_1.GLabel) {
this.labelOptions(element);
}
else if (element instanceof server_1.GPort) {
this.portOptions(element);
}
return undefined;
}
graphOptions(graph) {
return undefined;
}
nodeOptions(node) {
return undefined;
}
edgeOptions(edge) {
return undefined;
}
labelOptions(label) {
return undefined;
}
portOptions(sport) {
return undefined;
}
};
exports.AbstractLayoutConfigurator = AbstractLayoutConfigurator;
__decorate([
(0, inversify_1.inject)(server_1.ModelState),
__metadata("design:type", Object)
], AbstractLayoutConfigurator.prototype, "modelState", void 0);
exports.AbstractLayoutConfigurator = AbstractLayoutConfigurator = __decorate([
(0, inversify_1.injectable)()
], AbstractLayoutConfigurator);
/**
* A fallback configurator that is used in the `configureELKLayoutModule` utility method.
* If no explicit layout configurator binding is provided a new instance of the fallback configurator is
* bound as replacement. Basic layout options for the root graph element are derived from the
* configuration parameters that haven been passed to the `configureELKLayoutModule` function.
*/
let FallbackLayoutConfigurator = class FallbackLayoutConfigurator extends AbstractLayoutConfigurator {
constructor(algorithms, defaultLayoutOptions = {}) {
super();
this.fallbackGraphOptions = {
'elk.algorithm': algorithms[0],
...defaultLayoutOptions
};
}
graphOptions(sgraph) {
return this.fallbackGraphOptions;
}
};
exports.FallbackLayoutConfigurator = FallbackLayoutConfigurator;
exports.FallbackLayoutConfigurator = FallbackLayoutConfigurator = __decorate([
(0, inversify_1.injectable)(),
__metadata("design:paramtypes", [Array, Object])
], FallbackLayoutConfigurator);
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