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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;
import java.util.ArrayList;
import java.util.List;
import net.sourceforge.plantuml.Dimension2DDouble;
import net.sourceforge.plantuml.ISkinParam;
import net.sourceforge.plantuml.PaddingParam;
import net.sourceforge.plantuml.SkinParamBackcolored;
import net.sourceforge.plantuml.graphic.StringBounder;
import net.sourceforge.plantuml.real.Real;
import net.sourceforge.plantuml.real.RealUtils;
import net.sourceforge.plantuml.sequencediagram.teoz.LivingSpace;
import net.sourceforge.plantuml.sequencediagram.teoz.TileArguments;
import net.sourceforge.plantuml.skin.Area;
import net.sourceforge.plantuml.skin.Component;
import net.sourceforge.plantuml.skin.ComponentType;
import net.sourceforge.plantuml.skin.Context2D;
import net.sourceforge.plantuml.skin.Skin;
import net.sourceforge.plantuml.ugraphic.UGraphic;
import net.sourceforge.plantuml.ugraphic.UTranslate;
public class Englober {
final private ParticipantEnglober participantEnglober;
final private List<Participant> participants = new ArrayList<Participant>();
final private TileArguments tileArguments;
final private Real core1;
final private Real core2;
final private boolean isTeoz;
private double marginX = 0;
public static Englober createPuma(ParticipantEnglober englober, Participant first, ISkinParam skinParam, Skin skin,
StringBounder stringBounder) {
return new Englober(englober, first, convertFunctionToBeRemoved(skinParam, skin, stringBounder), false);
}
public static Englober createTeoz(ParticipantEnglober participantEnglober, Participant first,
TileArguments tileArguments) {
return new Englober(participantEnglober, first, tileArguments, true);
}
private static TileArguments convertFunctionToBeRemoved(ISkinParam skinParam, Skin skin, StringBounder stringBounder) {
final TileArguments result = new TileArguments(stringBounder, null, skin, skinParam, null);
return result;
}
private Englober(ParticipantEnglober participantEnglober, Participant first, TileArguments tileArguments,
boolean isTeoz) {
if (tileArguments == null) {
throw new IllegalArgumentException();
}
this.isTeoz = isTeoz;
this.participantEnglober = participantEnglober;
this.participants.add(first);
this.tileArguments = tileArguments;
final double preferredWidth = getPreferredWidth();
if (tileArguments.getLivingSpaces() == null) {
this.core1 = null;
this.core2 = null;
} else {
this.core1 = getMiddle().addFixed(-preferredWidth / 2);
this.core2 = getMiddle().addFixed(preferredWidth / 2);
}
}
public final Participant getFirst2TOBEPRIVATE() {
return participants.get(0);
}
public final Participant getLast2TOBEPRIVATE() {
return participants.get(participants.size() - 1);
}
private Real getMiddle() {
return RealUtils.middle(getPosB(), getPosD());
}
private Real getPosB() {
return getFirstLivingSpace().getPosB();
}
private Real getPosD() {
return getLastLivingSpace().getPosD(tileArguments.getStringBounder());
}
private Real getPosAA() {
final LivingSpace previous = tileArguments.getLivingSpaces().previous(getFirstLivingSpace());
if (previous == null) {
return tileArguments.getOrigin();
}
return previous.getPosD(tileArguments.getStringBounder());
}
private Real getPosZZ() {
final LivingSpace next = tileArguments.getLivingSpaces().next(getLastLivingSpace());
if (next == null) {
// return tileArguments.getMaxAbsolute();
return null;
}
return next.getPosB();
}
private LivingSpace getFirstLivingSpace() {
return tileArguments.getLivingSpace(getFirst2TOBEPRIVATE());
}
private LivingSpace getLastLivingSpace() {
return tileArguments.getLivingSpace(getLast2TOBEPRIVATE());
}
private Component getComponent() {
final ParticipantEnglober englober = getParticipantEnglober();
final ISkinParam s = englober.getBoxColor() == null ? tileArguments.getSkinParam() : new SkinParamBackcolored(
tileArguments.getSkinParam(), englober.getBoxColor());
return tileArguments.getSkin().createComponent(ComponentType.ENGLOBER, null, s, englober.getTitle());
}
public final ParticipantEnglober getParticipantEnglober() {
return participantEnglober;
}
public boolean contains(Participant p) {
return participants.contains(p);
}
public void add(Participant p) {
if (participants.contains(p)) {
throw new IllegalArgumentException();
}
participants.add(p);
}
@Override
public String toString() {
return "ParticipantEngloberContexted:" + participantEnglober.getTitle().toString() + " " + participants;
}
private double getPreferredWidth() {
if (isTeoz) {
return 10;
}
return getTitleWidth();
}
private double getTitleWidth() {
return getComponent().getPreferredWidth(tileArguments.getStringBounder());
}
public double getPreferredHeight() {
final Component comp = tileArguments.getSkin().createComponent(ComponentType.ENGLOBER, null,
tileArguments.getSkinParam(), getParticipantEnglober().getTitle());
return comp.getPreferredHeight(tileArguments.getStringBounder());
}
public void drawEnglober(UGraphic ug, double height, Context2D context) {
final double x1 = getX1().getCurrentValue() - 4;
final double x2 = getX2().getCurrentValue() + 4;
final Dimension2DDouble dim = new Dimension2DDouble(x2 - x1, height);
getComponent().drawU(ug.apply(new UTranslate(x1, 1)), new Area(dim), context);
}
private Real getX2() {
return RealUtils.max(getPosD(), core2).addFixed(marginX);
}
private Real getX1() {
return RealUtils.min(getPosB(), core1).addFixed(-marginX);
}
public void addInternalConstraints() {
assert isTeoz;
final double titleWidth = getTitleWidth();
final double x1 = getX1().getCurrentValue();
final double x2 = getX2().getCurrentValue();
final double actualWidth = x2 - x1;
if (titleWidth > actualWidth + 20) {
this.marginX = (titleWidth - actualWidth - 20) / 2;
}
getX1().ensureBiggerThan(getPosAA().addFixed(10 + padding()));
final Real posZZ = getPosZZ();
final Real limit = getX2().addFixed(10 + padding());
if (posZZ != null) {
posZZ.ensureBiggerThan(limit);
}
}
private double padding() {
return tileArguments.getSkinParam().getPadding(PaddingParam.BOX);
}
public void addConstraintAfter(Englober current) {
current.getX1().ensureBiggerThan(getX2().addFixed(10 + 2 * padding()));
}
public Real getMinX(StringBounder stringBounder) {
return getX1();
}
public Real getMaxX(StringBounder stringBounder) {
return getX2().addFixed(10);
}
}
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