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/* ========================================================================
* PlantUML : a free UML diagram generator
* ========================================================================
*
* (C) Copyright 2009-2017, Arnaud Roques
*
* Project Info: http://plantuml.com
*
* If you like this project or if you find it useful, you can support us at:
*
* http://plantuml.com/patreon (only 1$ per month!)
* http://plantuml.com/paypal
*
* This file is part of PlantUML.
*
* PlantUML is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* PlantUML 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 General Public
* License for more details.
*
* You should have received a copy of the GNU General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
*
* Original Author: Arnaud Roques
*
*
*/
package net.sourceforge.plantuml.sequencediagram.puma;
public class FixedLink {
final private SegmentPosition segmentPosition1;
final private SegmentPosition segmentPosition2;
public FixedLink(SegmentPosition segmentPosition1, SegmentPosition segmentPosition2) {
this.segmentPosition1 = segmentPosition1;
this.segmentPosition2 = segmentPosition2;
}
public boolean pushIfNeed() {
final double p1 = segmentPosition1.getPosition();
final double p2 = segmentPosition2.getPosition();
if (p1 == p2) {
return false;
}
final double diff = p1 - p2;
segmentPosition2.getSegment().push(diff);
assert segmentPosition1.getPosition() == segmentPosition2.getPosition();
return true;
}
}
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