/********************************************************************************
 * 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
 ********************************************************************************/
import { Action, Dimension, ElementAndBounds, IActionDispatcher, IActionHandler, ICommand, ISnapper, Point } from '@eclipse-glsp/sprotty';
import { DebouncedFunc } from 'lodash';
import { EditorContextService } from '../../../base/editor-context-service';
import { IFeedbackActionDispatcher } from '../../../base/feedback/feedback-action-dispatcher';
import { FeedbackEmitter } from '../../../base/feedback/feedback-emitter';
import { SelectableBoundsAware } from '../../../utils/gmodel-util';
import { Grid } from '../../grid/grid';
export declare enum ResizeType {
    Increase = 0,
    Decrease = 1,
    MinSize = 2
}
/**
 * Action for triggering resizing of elements.
 */
export interface ResizeElementAction extends Action {
    kind: typeof ResizeElementAction.KIND;
    elementIds: string[];
    resizeType: ResizeType;
}
export declare namespace ResizeElementAction {
    const KIND = "resizeElementAction";
    function is(object: any): object is ResizeElementAction;
    function create(elementIds: string[], resizeType: ResizeType): ResizeElementAction;
}
export declare class ResizeElementHandler implements IActionHandler {
    protected editorContextService: EditorContextService;
    protected dispatcher: IActionDispatcher;
    protected feedbackDispatcher: IFeedbackActionDispatcher;
    protected grid: Grid;
    protected readonly snapper?: ISnapper;
    protected debouncedChangeBounds?: DebouncedFunc<() => void>;
    protected resizeFeedback: FeedbackEmitter;
    protected init(): void;
    handle(action: Action): void | Action | ICommand;
    handleResizeElement(action: ResizeElementAction): void;
    protected computeElementAndBounds(elements: SelectableBoundsAware[], action: ResizeElementAction): ElementAndBounds[];
    protected isValidBoundChange(element: SelectableBoundsAware, newPosition: Point, newSize: Dimension): boolean;
}
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