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236 lines
7.4 KiB
Java
236 lines
7.4 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 java.util.AbstractCollection;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.Iterator;
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import java.util.List;
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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.skin.Area;
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import net.sourceforge.plantuml.skin.Component;
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import net.sourceforge.plantuml.skin.SimpleContext2D;
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public class ParticipantBox implements Pushable {
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private static int CPT = 0;
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private final int outMargin;
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private double startingX;
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private final Component head;
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private final Component line;
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private final Component tail;
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private final Component delayLine;
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private int cpt = CPT++;
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public ParticipantBox(Component head, Component line, Component tail, Component delayLine, double startingX,
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int outMargin) {
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this.outMargin = outMargin;
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this.startingX = startingX;
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this.head = head;
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this.line = line;
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this.tail = tail;
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this.delayLine = delayLine;
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}
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@Override
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public String toString() {
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return "PB" + cpt;
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}
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public double getMinX() {
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return startingX + outMargin;
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}
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public double getMaxX(StringBounder stringBounder) {
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return startingX + head.getPreferredWidth(stringBounder) + 2 * outMargin;
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}
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public double getCenterX(StringBounder stringBounder) {
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return startingX + head.getPreferredWidth(stringBounder) / 2.0 + outMargin;
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}
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public double getHeadHeight(StringBounder stringBounder) {
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return head.getPreferredHeight(stringBounder) + line.getPreferredHeight(stringBounder) / 2.0;
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}
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public double getHeadHeightOnly(StringBounder stringBounder) {
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return head.getPreferredHeight(stringBounder);
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}
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public double getPreferredWidth(StringBounder stringBounder) {
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return head.getPreferredWidth(stringBounder);
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}
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public double getTailHeight(StringBounder stringBounder) {
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return tail.getPreferredHeight(stringBounder) + line.getPreferredHeight(stringBounder) / 2.0;
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}
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public void pushToLeft(double deltaX) {
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startingX += deltaX;
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}
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public void drawHeadTailU(UGraphic ug, double topStartingY, boolean showHead, double positionTail) {
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if (topStartingY == 0) {
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throw new IllegalStateException("setTopStartingY cannot be zero");
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}
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// final double atX = ug.getTranslateX();
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// final double atY = ug.getTranslateY();
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final StringBounder stringBounder = ug.getStringBounder();
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if (showHead) {
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final double y1 = topStartingY - head.getPreferredHeight(stringBounder)
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- line.getPreferredHeight(stringBounder) / 2;
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head.drawU(ug.apply(new UTranslate(getMinX(), y1)), new Area(
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new XDimension2D(head.getPreferredWidth(stringBounder), head.getPreferredHeight(stringBounder))),
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new SimpleContext2D(false));
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// ug.setTranslate(atX, atY);
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}
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if (positionTail > 0) {
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// final double y2 = positionTail - topStartingY +
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// line.getPreferredHeight(stringBounder) / 2 - 1;
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positionTail += line.getPreferredHeight(stringBounder) / 2 - 1;
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// if (y2 != y22) {
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// throw new IllegalStateException();
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// }
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ug = ug.apply(new UTranslate(getMinX(), positionTail));
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tail.drawU(ug, new Area(
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new XDimension2D(tail.getPreferredWidth(stringBounder), tail.getPreferredHeight(stringBounder))),
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new SimpleContext2D(false));
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// ug.setTranslate(atX, atY);
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}
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}
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public void drawParticipantHead(UGraphic ug) {
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// ug.translate(outMargin, 0);
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final StringBounder stringBounder = ug.getStringBounder();
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head.drawU(ug.apply(UTranslate.dx(outMargin)), new Area(
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new XDimension2D(head.getPreferredWidth(stringBounder), head.getPreferredHeight(stringBounder))),
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new SimpleContext2D(false));
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// ug.translate(-outMargin, 0);
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}
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public void drawLineU22(UGraphic ug, double startingY, final double endingY, boolean showTail, double myDelta) {
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ug = ug.apply(UTranslate.dx(startingX));
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if (delays.size() > 0) {
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final StringBounder stringBounder = ug.getStringBounder();
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for (GraphicalDelayText delay : delays)
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if (delay.getStartingY() - myDelta >= startingY) {
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drawLineIfLowerThan(ug, startingY, delay.getStartingY() - myDelta, line, endingY);
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drawLineIfLowerThan(ug, delay.getStartingY() - myDelta, delay.getEndingY(stringBounder) - myDelta,
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delayLine, endingY);
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startingY = delay.getEndingY(stringBounder) - myDelta;
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}
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if (delays.get(delays.size() - 1).getEndingY(stringBounder) - myDelta > startingY)
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startingY = delays.get(delays.size() - 1).getEndingY(stringBounder) - myDelta;
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}
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drawLineIfLowerThan(ug, startingY, endingY, line, endingY);
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}
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private void drawLineIfLowerThan(UGraphic ug, double startingY, double endingY, Component comp, double limitY) {
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startingY = Math.min(startingY, limitY);
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endingY = Math.min(endingY, limitY);
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if (startingY < limitY || endingY < limitY)
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drawLine(ug, startingY, endingY, comp);
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}
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private void drawLine(UGraphic ug, double startingY, double endingY, Component comp) {
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final StringBounder stringBounder = ug.getStringBounder();
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comp.drawU(ug.apply(UTranslate.dy(startingY)),
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new Area(new XDimension2D(head.getPreferredWidth(stringBounder) + outMargin * 2, endingY - startingY)),
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new SimpleContext2D(false));
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}
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public double magicMargin(StringBounder stringBounder) {
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return line.getPreferredHeight(stringBounder) / 2;
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}
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public double getStartingX() {
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return startingX;
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}
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private final List<GraphicalDelayText> delays = new ArrayList<>();
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public void addDelay(GraphicalDelayText delay) {
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this.delays.add(delay);
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}
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public Collection<Segment> getDelays(final StringBounder stringBounder) {
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return new AbstractCollection<Segment>() {
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@Override
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public Iterator<Segment> iterator() {
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return new Iterator<Segment>() {
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private final Iterator<GraphicalDelayText> it = delays.iterator();
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public boolean hasNext() {
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return it.hasNext();
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}
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public Segment next() {
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final GraphicalDelayText d = it.next();
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return new Segment(d.getStartingY(), d.getEndingY(stringBounder));
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}
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public void remove() {
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throw new UnsupportedOperationException();
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}
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};
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}
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@Override
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public int size() {
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return delays.size();
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}
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};
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}
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}
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