mirror of
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210 lines
7.8 KiB
Java
210 lines
7.8 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 2009-2024, Arnaud Roques
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*
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* Project Info: https://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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* https://plantuml.com/patreon (only 1$ per month!)
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* https://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.sequencediagram.graphic;
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import net.sourceforge.plantuml.klimt.UTranslate;
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import net.sourceforge.plantuml.klimt.drawing.UGraphic;
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import net.sourceforge.plantuml.klimt.font.StringBounder;
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import net.sourceforge.plantuml.klimt.geom.XDimension2D;
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import net.sourceforge.plantuml.sequencediagram.MessageExoType;
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import net.sourceforge.plantuml.sequencediagram.NotePosition;
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import net.sourceforge.plantuml.skin.Area;
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import net.sourceforge.plantuml.skin.ArrowComponent;
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import net.sourceforge.plantuml.skin.ArrowConfiguration;
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import net.sourceforge.plantuml.skin.ArrowDecoration;
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import net.sourceforge.plantuml.skin.Context2D;
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import net.sourceforge.plantuml.skin.rose.AbstractComponentRoseArrow;
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import net.sourceforge.plantuml.skin.rose.ComponentRoseArrow;
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import net.sourceforge.plantuml.skin.rose.Rose;
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import net.sourceforge.plantuml.url.Url;
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public class MessageExoArrow extends Arrow {
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private final LivingParticipantBox p;
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private final MessageExoType type;
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private final boolean shortArrow;
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private final ArrowConfiguration arrowConfiguration;
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public MessageExoArrow(double startingY, Rose skin, ArrowComponent arrow, LivingParticipantBox p,
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MessageExoType type, Url url, boolean shortArrow, ArrowConfiguration arrowConfiguration) {
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super(startingY, skin, arrow, url);
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this.p = p;
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this.type = type;
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this.shortArrow = shortArrow;
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this.arrowConfiguration = arrowConfiguration;
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}
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double getActualWidth(StringBounder stringBounder, double maxX) {
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final double r = getRightEndInternal(stringBounder, maxX) - getLeftStartInternal(stringBounder);
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assert r > 0;
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return r;
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}
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private double getLeftStartInternal(StringBounder stringBounder) {
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if (type == MessageExoType.FROM_LEFT || type == MessageExoType.TO_LEFT) {
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if (shortArrow) {
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return p.getLiveThicknessAt(stringBounder, getArrowYStartLevel(stringBounder)).getSegment().getPos2()
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- getPreferredWidth(stringBounder);
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} else {
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if (arrowConfiguration.getDecoration1() == ArrowDecoration.CIRCLE && type == MessageExoType.FROM_LEFT) {
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return ComponentRoseArrow.diamCircle;
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}
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if (arrowConfiguration.getDecoration2() == ArrowDecoration.CIRCLE && type == MessageExoType.TO_LEFT) {
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return ComponentRoseArrow.diamCircle;
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}
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return 0;
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}
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}
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return p.getLiveThicknessAt(stringBounder, getArrowYStartLevel(stringBounder)).getSegment().getPos2();
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}
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private double getRightEndInternal(StringBounder stringBounder, double maxX) {
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if (type == MessageExoType.FROM_LEFT || type == MessageExoType.TO_LEFT) {
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return p.getLiveThicknessAt(stringBounder, getArrowYStartLevel(stringBounder)).getSegment().getPos1();
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}
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if (shortArrow) {
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return getLeftStartInternal(stringBounder) + getPreferredWidth(stringBounder);
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}
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double result = Math.max(maxX, getLeftStartInternal(stringBounder) + getPreferredWidth(stringBounder));
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if (arrowConfiguration.getDecoration2() == ArrowDecoration.CIRCLE && type == MessageExoType.TO_RIGHT) {
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result -= ComponentRoseArrow.diamCircle;
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}
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if (arrowConfiguration.getDecoration1() == ArrowDecoration.CIRCLE && type == MessageExoType.FROM_RIGHT) {
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result -= ComponentRoseArrow.diamCircle;
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}
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return result;
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}
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@Override
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public double getPreferredHeight(StringBounder stringBounder) {
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return getArrowComponent().getPreferredHeight(stringBounder);
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}
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@Override
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public double getStartingX(StringBounder stringBounder) {
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return getLeftStartInternal(stringBounder);
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}
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@Override
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public int getDirection(StringBounder stringBounder) {
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return type.getDirection();
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}
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@Override
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public double getPreferredWidth(StringBounder stringBounder) {
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double result = getArrowComponent().getPreferredWidth(stringBounder);
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if (arrowConfiguration.getDecoration2() == ArrowDecoration.CIRCLE && type == MessageExoType.TO_RIGHT) {
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result += ComponentRoseArrow.diamCircle;
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}
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if (arrowConfiguration.getDecoration1() == ArrowDecoration.CIRCLE && type == MessageExoType.FROM_RIGHT) {
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result += ComponentRoseArrow.diamCircle;
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}
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if (arrowConfiguration.getDecoration1() == ArrowDecoration.CIRCLE && type == MessageExoType.FROM_LEFT) {
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result += ComponentRoseArrow.diamCircle;
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}
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if (arrowConfiguration.getDecoration2() == ArrowDecoration.CIRCLE && type == MessageExoType.TO_LEFT) {
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result += ComponentRoseArrow.diamCircle;
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}
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return result;
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}
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@Override
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protected void drawInternalU(UGraphic ug, double maxX, Context2D context) {
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final StringBounder stringBounder = ug.getStringBounder();
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final double x1 = getStartingX(stringBounder);
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final double x2 = maxX;
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ug = ug.apply(new UTranslate(x1, getStartingY()));
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startUrl(ug);
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getArrowComponent().drawU(ug, new Area(getActualDimension(stringBounder, x2)), context);
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endUrl(ug);
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}
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private XDimension2D getActualDimension(StringBounder stringBounder, double maxX) {
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return new XDimension2D(getActualWidth(stringBounder, maxX),
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getArrowComponent().getPreferredHeight(stringBounder));
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}
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@Override
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public double getArrowYStartLevel(StringBounder stringBounder) {
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if (getArrowComponent() instanceof AbstractComponentRoseArrow) {
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final AbstractComponentRoseArrow arrowComponent = (AbstractComponentRoseArrow) getArrowComponent();
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final XDimension2D dim = new XDimension2D(arrowComponent.getPreferredWidth(stringBounder),
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arrowComponent.getPreferredHeight(stringBounder));
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return getStartingY() + arrowComponent.getStartPoint(stringBounder, dim).getY();
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}
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return getStartingY();
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}
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@Override
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public double getArrowYEndLevel(StringBounder stringBounder) {
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if (getArrowComponent() instanceof AbstractComponentRoseArrow) {
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final AbstractComponentRoseArrow arrowComponent = (AbstractComponentRoseArrow) getArrowComponent();
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final XDimension2D dim = new XDimension2D(arrowComponent.getPreferredWidth(stringBounder),
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arrowComponent.getPreferredHeight(stringBounder));
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return getStartingY() + arrowComponent.getEndPoint(stringBounder, dim).getY();
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}
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return getStartingY() + getArrowComponent().getPreferredHeight(stringBounder);
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}
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public double getMaxX(StringBounder stringBounder) {
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return getRightEndInternal(stringBounder, 0);
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}
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public double getMinX(StringBounder stringBounder) {
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return getLeftStartInternal(stringBounder);
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}
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public String toString(StringBounder stringBounder) {
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return getMinX(stringBounder) + "-" + getMaxX(stringBounder);
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}
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public final MessageExoType getType() {
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return type;
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}
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@Override
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public LivingParticipantBox getParticipantAt(StringBounder stringBounder, NotePosition position) {
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return p;
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}
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@Override
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public double getActualWidth(StringBounder stringBounder) {
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return getActualWidth(stringBounder, getMaxX());
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}
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}
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