@eclipse-glsp/client
Version:
A sprotty-based client for GLSP
108 lines • 5.32 kB
JavaScript
;
/********************************************************************************
* Copyright (c) 2023-2024 Business Informatics Group (TU Wien) 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);
};
var __param = (this && this.__param) || function (paramIndex, decorator) {
return function (target, key) { decorator(target, key, paramIndex); }
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.RepositionCommand = exports.RepositionAction = void 0;
const sprotty_1 = require("@eclipse-glsp/sprotty");
const inversify_1 = require("inversify");
const model_1 = require("../../model");
const gmodel_util_1 = require("../../utils/gmodel-util");
var RepositionAction;
(function (RepositionAction) {
RepositionAction.KIND = 'repositionAction';
function is(object) {
return sprotty_1.Action.hasKind(object, RepositionAction.KIND) && (0, sprotty_1.hasArrayProp)(object, 'elementIDs');
}
RepositionAction.is = is;
function create(elementIDs) {
return {
kind: RepositionAction.KIND,
elementIDs
};
}
RepositionAction.create = create;
})(RepositionAction || (exports.RepositionAction = RepositionAction = {}));
/**
* Moves the viewport to an unvisible element, while maintaining the current zoom level.
*/
let RepositionCommand = class RepositionCommand extends sprotty_1.BoundsAwareViewportCommand {
constructor(action) {
super(true);
this.action = action;
}
boundsInViewport(element, bounds, viewport) {
var _a;
if (element instanceof sprotty_1.GChildElement && element.parent !== viewport) {
return this.boundsInViewport(element.parent, element.parent.localToParent(bounds), viewport);
}
else if (element instanceof model_1.GEdge) {
const edgeBounds = (0, sprotty_1.getRouteBounds)((_a = (0, gmodel_util_1.calcElementAndRoute)(element).newRoutingPoints) !== null && _a !== void 0 ? _a : []);
if (element instanceof sprotty_1.GChildElement && element.parent !== viewport) {
return this.boundsInViewport(element.parent, element.parent.localToParent(edgeBounds), viewport);
}
return edgeBounds;
}
return bounds;
}
getElementIds() {
return this.action.elementIDs;
}
getNewViewport(combinedElementBounds, model) {
if (!sprotty_1.Dimension.isValid(model.canvasBounds)) {
return undefined;
}
if ((0, sprotty_1.isViewport)(model)) {
if (this.isFullyVisible(combinedElementBounds, model)) {
return undefined;
}
else {
const zoom = model.zoom;
const centerOfElements = sprotty_1.Bounds.center(combinedElementBounds);
const canvasCenter = sprotty_1.Dimension.center(model.canvasBounds);
const scrollCenter = sprotty_1.Point.subtract(centerOfElements, canvasCenter);
const scroll = sprotty_1.Point.map(scrollCenter, coordinate => coordinate / zoom);
return { scroll, zoom };
}
}
return undefined;
}
isFullyVisible(bounds, viewport) {
return (bounds.x >= viewport.scroll.x &&
bounds.x + bounds.width <= viewport.scroll.x + viewport.canvasBounds.width / viewport.zoom &&
bounds.y >= viewport.scroll.y &&
bounds.y + bounds.height <= viewport.scroll.y + viewport.canvasBounds.height / viewport.zoom);
}
};
exports.RepositionCommand = RepositionCommand;
RepositionCommand.KIND = RepositionAction.KIND;
exports.RepositionCommand = RepositionCommand = __decorate([
(0, inversify_1.injectable)(),
__param(0, (0, inversify_1.inject)(sprotty_1.TYPES.Action)),
__metadata("design:paramtypes", [Object])
], RepositionCommand);
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