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75 lines
2.0 KiB
Java
75 lines
2.0 KiB
Java
/* ========================================================================
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* PlantUML : a free UML diagram generator
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* ========================================================================
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*
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* (C) Copyright 2009-2023, Arnaud Roques
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*
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* Project Info: http://plantuml.com
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*
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* If you like this project or if you find it useful, you can support us at:
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*
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* http://plantuml.com/patreon (only 1$ per month!)
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* http://plantuml.com/paypal
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*
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* This file is part of PlantUML.
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*
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* PlantUML is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* PlantUML distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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* License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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* USA.
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*
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*
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* Original Author: Arnaud Roques
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*
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*
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*/
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package net.sourceforge.plantuml.cucadiagram;
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import net.sourceforge.plantuml.svek.GuideLine;
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import net.sourceforge.plantuml.utils.Direction;
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public enum LinkArrow {
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NONE_OR_SEVERAL, DIRECT_NORMAL, BACKWARD;
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public LinkArrow reverse() {
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if (this == DIRECT_NORMAL) {
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return BACKWARD;
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}
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if (this == BACKWARD) {
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return DIRECT_NORMAL;
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}
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return NONE_OR_SEVERAL;
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}
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public GuideLine mute(final GuideLine guide) {
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switch (this) {
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case DIRECT_NORMAL:
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return guide;
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case BACKWARD:
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return new GuideLine() {
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public Direction getArrowDirection() {
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return guide.getArrowDirection().getInv();
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}
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public double getArrowDirection2() {
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return Math.PI + guide.getArrowDirection2();
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}
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};
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}
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throw new UnsupportedOperationException();
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}
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}
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