INodeFigure.java

/**
 * Copyright 2004-2016 Riccardo Solmi. All rights reserved.
 * This file is part of the Whole Platform.
 *
 * The Whole Platform is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * The Whole Platform is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with the Whole Platform. If not, see <http://www.gnu.org/licenses/>.
 */
package org.whole.lang.ui.figures;

import java.util.List;

import org.eclipse.draw2d.ConnectionAnchor;
import org.eclipse.draw2d.geometry.Point;

/**
 * @author Riccardo Solmi
 */
public interface INodeFigure extends IEntityFigure {
	public int getSourceAnchorsSize();
	public int getTargetAnchorsSize();

	public ConnectionAnchor getSourceAnchor(int index);
	public ConnectionAnchor getTargetAnchor(int index);

	public ConnectionAnchor getClosestSourceAnchor(Point p, DistanceMetric metric);
	public ConnectionAnchor getClosestTargetAnchor(Point p, DistanceMetric metric);

	public ConnectionAnchor getSourceAnchorAt(Point p);
	public ConnectionAnchor getTargetAnchorAt(Point p);

	public int getSourceAnchorIndexAt(Point p);
	public int getTargetAnchorIndexAt(Point p);

	public List<Point> getSourceAnchorLocations(Point reference);
	public List<Point> getTargetAnchorLocations(Point reference);
}