/*
* Copyright 2007 Michał Baliński
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package pl.balon.gwt.diagrams.client.connection.calculator;
import java.util.List;
import pl.balon.gwt.diagrams.client.connection.data.ConnectionData;
import pl.balon.gwt.diagrams.client.connection.data.Point;
import pl.balon.gwt.diagrams.client.connector.Connector;
/**
* Primitve rectilinear connection data calculator.
*
* @author Michał Baliński (michal.balinski@gmail.com)
*/
public class SimpleRectilinearTwoEndedCalculator implements ConnectionDataCalculator {
/**
* @see pl.balon.gwt.diagrams.client.connection.calculator.ConnectionDataCalculator#calculateConnectionData(java.util.List)
*/
public ConnectionData calculateConnectionData(List connectors) {
if( connectors.size() != 2 ){
throw new IllegalArgumentException("Unsupported connectors count");
}
Connector c1 = (Connector) connectors.get(0);
Connector c2 = (Connector) connectors.get(1);
ConnectionData data = new ConnectionData();
data.getPoints().add(new Point( c1.getLeft() + c1.getWidth()/2, c1.getTop() + c1.getHeight()/2 ));
data.getPoints().add(new Point( c1.getLeft() + c1.getWidth()/2, c2.getTop() + c2.getHeight()/2 ));
data.getPoints().add(new Point( c2.getLeft() + c2.getWidth()/2, c2.getTop() + c2.getHeight()/2 ));
return data;
}
}