sprotty
Version:
A next-gen framework for graphical views
80 lines • 3.94 kB
JavaScript
;
/********************************************************************************
* Copyright (c) 2018 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
********************************************************************************/
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.DecorationPlacer = void 0;
const inversify_1 = require("inversify");
const smodel_1 = require("../../base/model/smodel");
const model_1 = require("./model");
const vnode_utils_1 = require("../../base/views/vnode-utils");
const model_2 = require("../bounds/model");
const model_3 = require("../routing/model");
const routing_1 = require("../routing/routing");
const sprotty_protocol_1 = require("sprotty-protocol");
let DecorationPlacer = class DecorationPlacer {
decorate(vnode, element) {
if ((0, model_1.isDecoration)(element)) {
const position = this.getPosition(element);
const translate = 'translate(' + position.x + ', ' + position.y + ')';
(0, vnode_utils_1.setAttr)(vnode, 'transform', translate);
}
return vnode;
}
getPosition(element) {
if (element instanceof smodel_1.SChildElementImpl && element.parent instanceof model_3.SRoutableElementImpl) {
const route = this.edgeRouterRegistry.route(element.parent);
if (route.length > 1) {
const index = Math.floor(0.5 * (route.length - 1));
const offset = (0, model_2.isSizeable)(element)
? {
x: -0.5 * element.bounds.width,
y: -0.5 * element.bounds.width
}
: sprotty_protocol_1.Point.ORIGIN;
return {
x: 0.5 * (route[index].x + route[index + 1].x) + offset.x,
y: 0.5 * (route[index].y + route[index + 1].y) + offset.y
};
}
}
if ((0, model_2.isSizeable)(element))
return {
x: -0.666 * element.bounds.width,
y: -0.666 * element.bounds.height
};
return sprotty_protocol_1.Point.ORIGIN;
}
postUpdate() {
}
};
exports.DecorationPlacer = DecorationPlacer;
__decorate([
(0, inversify_1.inject)(routing_1.EdgeRouterRegistry),
__metadata("design:type", routing_1.EdgeRouterRegistry)
], DecorationPlacer.prototype, "edgeRouterRegistry", void 0);
exports.DecorationPlacer = DecorationPlacer = __decorate([
(0, inversify_1.injectable)()
], DecorationPlacer);
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