mirror of https://github.com/octoleo/plantuml.git
561 lines
14 KiB
Java
561 lines
14 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 2009-2017, 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 java.awt.geom.Dimension2D;
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import net.sourceforge.plantuml.Hideable;
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import net.sourceforge.plantuml.ISkinSimple;
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import net.sourceforge.plantuml.OptionFlags;
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import net.sourceforge.plantuml.Removeable;
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import net.sourceforge.plantuml.Url;
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import net.sourceforge.plantuml.command.Position;
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import net.sourceforge.plantuml.graphic.FontConfiguration;
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import net.sourceforge.plantuml.graphic.HorizontalAlignment;
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import net.sourceforge.plantuml.graphic.HtmlColor;
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import net.sourceforge.plantuml.graphic.HtmlColorSet;
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import net.sourceforge.plantuml.graphic.StringBounder;
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import net.sourceforge.plantuml.graphic.TextBlock;
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import net.sourceforge.plantuml.graphic.USymbolInterface;
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import net.sourceforge.plantuml.graphic.color.Colors;
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import net.sourceforge.plantuml.svek.Bibliotekon;
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import net.sourceforge.plantuml.ugraphic.UFont;
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import net.sourceforge.plantuml.utils.UniqueSequence;
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public class Link implements Hideable, Removeable {
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final private IEntity cl1;
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final private IEntity cl2;
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private String port1;
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private String port2;
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private LinkType type;
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final private Display label;
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private int length;
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final private String qualifier1;
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final private String qualifier2;
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final private String uid = "LNK" + UniqueSequence.getValue();
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private Display note;
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private Position notePosition;
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private Colors noteColors;
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private NoteLinkStrategy noteLinkStrategy;
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private boolean invis = false;
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private double weight = 1.0;
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private final String labeldistance;
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private final String labelangle;
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private HtmlColor specificColor;
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private boolean constraint = true;
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private boolean inverted = false;
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private LinkArrow linkArrow = LinkArrow.NONE;
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private boolean opale;
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private boolean horizontalSolitary;
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private String sametail;
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private Url url;
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public Link(IEntity cl1, IEntity cl2, LinkType type, Display label, int length) {
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this(cl1, cl2, type, label, length, null, null, null, null, null);
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}
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public Link(IEntity cl1, IEntity cl2, LinkType type, Display label, int length, String qualifier1,
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String qualifier2, String labeldistance, String labelangle) {
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this(cl1, cl2, type, label, length, qualifier1, qualifier2, labeldistance, labelangle, null);
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}
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public Link(IEntity cl1, IEntity cl2, LinkType type, Display label, int length, String qualifier1,
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String qualifier2, String labeldistance, String labelangle, HtmlColor specificColor) {
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if (length < 1) {
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throw new IllegalArgumentException();
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}
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if (cl1 == null) {
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throw new IllegalArgumentException();
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}
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if (cl2 == null) {
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throw new IllegalArgumentException();
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}
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this.cl1 = cl1;
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this.cl2 = cl2;
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this.type = type;
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if (Display.isNull(label)) {
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this.label = Display.NULL;
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// } else if (doWeHaveToRemoveUrlAtStart(label)) {
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// this.url = label.initUrl();
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// this.label = label.removeHeadingUrl(url).manageGuillemet();
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} else {
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this.label = label.manageGuillemet();
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}
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this.length = length;
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this.qualifier1 = qualifier1;
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this.qualifier2 = qualifier2;
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this.labeldistance = labeldistance;
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this.labelangle = labelangle;
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this.specificColor = specificColor;
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if (qualifier1 != null) {
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((ILeaf) cl1).setNearDecoration(true);
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}
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if (qualifier2 != null) {
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((ILeaf) cl2).setNearDecoration(true);
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}
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// if (type.getDecor2() == LinkDecor.EXTENDS) {
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// setSametail(cl1.getUid());
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// }
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}
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// private static boolean doWeHaveToRemoveUrlAtStart(Display label) {
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// if (label.size() == 0) {
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// return false;
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// }
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// final String s = label.get(0).toString();
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// if (s.matches("^\\[\\[\\S+\\]\\].+$")) {
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// return true;
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// }
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// return false;
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// }
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public Link getInv() {
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// if (getLength() == 1) {
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// final int x = cl1.getXposition();
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// cl2.setXposition(x-1);
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// }
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final Link result = new Link(cl2, cl1, getType().getInversed(), label, length, qualifier2, qualifier1,
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labeldistance, labelangle, specificColor);
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result.inverted = true;
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result.port1 = this.port2;
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result.port2 = this.port1;
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return result;
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}
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public void goDashed() {
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type = type.getDashed();
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}
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public void goDotted() {
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type = type.getDotted();
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}
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private boolean hidden = false;
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public void goHidden() {
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this.hidden = true;
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}
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public void goNorank() {
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setConstraint(false);
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}
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public void goBold() {
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type = type.getBold();
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}
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public String getLabeldistance() {
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// Default in dot 1.0
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return labeldistance;
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}
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public String getLabelangle() {
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// Default in dot -25
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return labelangle;
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}
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public String getUid() {
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return uid;
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}
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public final boolean isInvis() {
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if (type.isInvisible()) {
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return true;
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}
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return invis;
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}
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public final void setInvis(boolean invis) {
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this.invis = invis;
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}
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public boolean isBetween(IEntity cl1, IEntity cl2) {
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if (cl1.equals(this.cl1) && cl2.equals(this.cl2)) {
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return true;
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}
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if (cl1.equals(this.cl2) && cl2.equals(this.cl1)) {
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return true;
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}
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return false;
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}
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@Override
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public String toString() {
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return super.toString() + " {" + length + "} " + cl1 + "-->" + cl2;
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}
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public IEntity getEntity1() {
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return cl1;
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}
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public IEntity getEntity2() {
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return cl2;
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}
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public EntityPort getEntityPort1(Bibliotekon bibliotekon) {
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return new EntityPort(bibliotekon.getShapeUid((ILeaf) cl1), port1);
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}
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public EntityPort getEntityPort2(Bibliotekon bibliotekon) {
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return new EntityPort(bibliotekon.getShapeUid((ILeaf) cl2), port2);
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}
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public LinkType getType() {
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if (opale) {
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return new LinkType(LinkDecor.NONE, LinkDecor.NONE);
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}
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if (getSametail() != null) {
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return new LinkType(LinkDecor.NONE, LinkDecor.NONE);
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}
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LinkType result = type;
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if (OptionFlags.USE_INTERFACE_EYE1) {
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if (isLollipopInterfaceEye(cl1)) {
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type = type.withLollipopInterfaceEye1();
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}
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if (isLollipopInterfaceEye(cl2)) {
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type = type.withLollipopInterfaceEye2();
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}
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}
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return result;
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}
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private boolean isReallyGroup(IEntity ent) {
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if (ent.isGroup() == false) {
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return false;
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}
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final IGroup group = (IGroup) ent;
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return group.getChildren().size() + group.getLeafsDirect().size() > 0;
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}
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public LinkType getTypePatchCluster() {
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LinkType result = getType();
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if (isReallyGroup(getEntity1())) {
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result = result.withoutDecors2();
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}
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if (isReallyGroup(getEntity2())) {
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result = result.withoutDecors1();
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}
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return result;
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}
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private LinkType getTypeSpecialForPrinting() {
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if (opale) {
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return new LinkType(LinkDecor.NONE, LinkDecor.NONE);
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}
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LinkType result = type;
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if (OptionFlags.USE_INTERFACE_EYE1) {
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if (isLollipopInterfaceEye(cl1)) {
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type = type.withLollipopInterfaceEye1();
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}
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if (isLollipopInterfaceEye(cl2)) {
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type = type.withLollipopInterfaceEye2();
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}
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}
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return result;
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}
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private boolean isLollipopInterfaceEye(IEntity ent) {
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return ent.getUSymbol() instanceof USymbolInterface;
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}
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public Display getLabel() {
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return label;
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}
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public int getLength() {
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return length;
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}
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public final void setLength(int length) {
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this.length = length;
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}
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public String getQualifier1() {
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return qualifier1;
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}
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public String getQualifier2() {
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return qualifier2;
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}
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public final double getWeight() {
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return weight;
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}
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public final void setWeight(double weight) {
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this.weight = weight;
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}
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public final Display getNote() {
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return note;
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}
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public final NoteLinkStrategy getNoteLinkStrategy() {
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return noteLinkStrategy;
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}
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public final Colors getNoteColors() {
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return noteColors;
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}
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public final Position getNotePosition() {
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return notePosition;
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}
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public final void addNote(Display note, Position position, Colors colors) {
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this.note = note;
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this.notePosition = position;
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this.noteColors = colors;
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this.noteLinkStrategy = NoteLinkStrategy.NORMAL;
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}
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public final void addNoteFrom(Link other, NoteLinkStrategy strategy) {
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this.note = other.note;
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this.notePosition = other.notePosition;
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this.noteColors = other.noteColors;
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this.noteLinkStrategy = strategy;
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}
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public boolean isAutoLinkOfAGroup() {
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if (getEntity1().isGroup() == false) {
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return false;
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}
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if (getEntity2().isGroup() == false) {
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return false;
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}
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if (getEntity1() == getEntity2()) {
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return true;
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}
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return false;
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}
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public boolean containsType(LeafType type) {
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if (getEntity1().getLeafType() == type || getEntity2().getLeafType() == type) {
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return true;
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}
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return false;
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}
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public boolean contains(IEntity entity) {
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if (getEntity1() == entity || getEntity2() == entity) {
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return true;
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}
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return false;
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}
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public IEntity getOther(IEntity entity) {
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if (getEntity1() == entity) {
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return getEntity2();
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}
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if (getEntity2() == entity) {
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return getEntity1();
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}
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throw new IllegalArgumentException();
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}
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public double getMarginDecors1(StringBounder stringBounder, UFont fontQualif, ISkinSimple spriteContainer) {
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final double q = getQualifierMargin(stringBounder, fontQualif, qualifier1, spriteContainer);
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final LinkDecor decor = getType().getDecor1();
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return decor.getMargin() + q;
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}
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public double getMarginDecors2(StringBounder stringBounder, UFont fontQualif, ISkinSimple spriteContainer) {
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final double q = getQualifierMargin(stringBounder, fontQualif, qualifier2, spriteContainer);
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final LinkDecor decor = getType().getDecor2();
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return decor.getMargin() + q;
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}
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private double getQualifierMargin(StringBounder stringBounder, UFont fontQualif, String qualif,
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ISkinSimple spriteContainer) {
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if (qualif != null) {
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final TextBlock b = Display.create(qualif).create(FontConfiguration.blackBlueTrue(fontQualif),
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HorizontalAlignment.LEFT, spriteContainer);
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final Dimension2D dim = b.calculateDimension(stringBounder);
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return Math.max(dim.getWidth(), dim.getHeight());
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}
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return 0;
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}
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public HtmlColor getSpecificColor() {
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return specificColor;
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}
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public void setSpecificColor(String s) {
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this.specificColor = HtmlColorSet.getInstance().getColorIfValid(s);
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}
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public final boolean isConstraint() {
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return constraint;
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}
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public final void setConstraint(boolean constraint) {
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this.constraint = constraint;
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}
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public void setOpale(boolean opale) {
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this.opale = opale;
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}
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public final void setHorizontalSolitary(boolean horizontalSolitary) {
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this.horizontalSolitary = horizontalSolitary;
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}
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public final boolean isHorizontalSolitary() {
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return horizontalSolitary;
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}
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public final LinkArrow getLinkArrow() {
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if (inverted) {
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return linkArrow.reverse();
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}
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return linkArrow;
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}
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public final void setLinkArrow(LinkArrow linkArrow) {
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this.linkArrow = linkArrow;
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}
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public final boolean isInverted() {
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return inverted;
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}
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public boolean hasEntryPoint() {
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return (getEntity1().isGroup() == false && ((ILeaf) getEntity1()).getEntityPosition() != EntityPosition.NORMAL)
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|| (getEntity2().isGroup() == false && ((ILeaf) getEntity2()).getEntityPosition() != EntityPosition.NORMAL);
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}
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public boolean hasTwoEntryPointsSameContainer() {
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return getEntity1().isGroup() == false && getEntity2().isGroup() == false
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&& ((ILeaf) getEntity1()).getEntityPosition() != EntityPosition.NORMAL
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&& ((ILeaf) getEntity2()).getEntityPosition() != EntityPosition.NORMAL
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&& getEntity1().getParentContainer() == getEntity2().getParentContainer();
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}
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public Url getUrl() {
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return url;
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}
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public void setUrl(Url url) {
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this.url = url;
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}
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public boolean isHidden() {
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return hidden || cl1.isHidden() || cl2.isHidden();
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}
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public boolean sameConnections(Link other) {
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if (this.cl1 == other.cl1 && this.cl2 == other.cl2) {
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return true;
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}
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if (this.cl1 == other.cl2 && this.cl2 == other.cl1) {
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return true;
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}
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return false;
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}
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public boolean doesTouch(Link other) {
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if (this.cl1 == other.cl1) {
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return true;
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}
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if (this.cl1 == other.cl2) {
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return true;
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}
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if (this.cl2 == other.cl1) {
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return true;
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}
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if (this.cl2 == other.cl2) {
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return true;
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}
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return false;
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}
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public boolean isAutolink() {
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return cl1 == cl2;
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}
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public boolean isRemoved() {
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return cl1.isRemoved() || cl2.isRemoved();
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}
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public boolean hasUrl() {
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if (Display.isNull(label) == false && label.hasUrl()) {
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return true;
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}
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return getUrl() != null;
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}
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public String getSametail() {
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return sametail;
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}
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public void setSametail(String sametail) {
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this.sametail = sametail;
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}
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private Colors colors;
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public void setColors(Colors colors) {
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this.colors = colors;
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}
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public final Colors getColors() {
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return colors;
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}
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public void setPortMembers(String port1, String port2) {
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this.port1 = port1;
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this.port2 = port2;
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if (port1 != null) {
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((ILeaf) cl1).addPortShortName(port1);
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}
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if (port2 != null) {
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((ILeaf) cl2).addPortShortName(port2);
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}
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}
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}
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