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PlantUML is a component that allows to quickly write diagrams from text.
// THIS FILE HAS BEEN GENERATED BY A PREPROCESSOR.
/* +=======================================================================
* |
* | PlantUML : a free UML diagram generator
* |
* +=======================================================================
*
* (C) Copyright 2009-2024, Arnaud Roques
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* Project Info: https://plantuml.com
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* PlantUML is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License V2.
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* https://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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*/
package net.sourceforge.plantuml.activitydiagram3;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Objects;
import java.util.Set;
import net.sourceforge.plantuml.activitydiagram3.ftile.Ftile;
import net.sourceforge.plantuml.activitydiagram3.ftile.FtileFactory;
import net.sourceforge.plantuml.activitydiagram3.ftile.Swimlane;
import net.sourceforge.plantuml.activitydiagram3.ftile.vcompact.FtileWithNoteOpale;
import net.sourceforge.plantuml.activitydiagram3.gtile.Gtile;
import net.sourceforge.plantuml.activitydiagram3.gtile.GtileSplit;
import net.sourceforge.plantuml.activitydiagram3.gtile.Gtiles;
import net.sourceforge.plantuml.command.CommandExecutionResult;
import net.sourceforge.plantuml.decoration.Rainbow;
import net.sourceforge.plantuml.klimt.color.Colors;
import net.sourceforge.plantuml.klimt.creole.Display;
import net.sourceforge.plantuml.klimt.font.StringBounder;
import net.sourceforge.plantuml.klimt.geom.VerticalAlignment;
import net.sourceforge.plantuml.sequencediagram.NotePosition;
import net.sourceforge.plantuml.sequencediagram.NoteType;
import net.sourceforge.plantuml.style.ISkinParam;
public class InstructionFork extends WithNote implements Instruction {
private final List forks = new ArrayList<>();
private final Instruction parent;
private final LinkRendering inlinkRendering;
private final ISkinParam skinParam;
private final Swimlane swimlaneIn;
private Swimlane swimlaneOut;
private ForkStyle style = ForkStyle.FORK;
private String label;
boolean finished = false;
@Override
public boolean containsBreak() {
for (InstructionList fork : forks)
if (fork.containsBreak())
return true;
return false;
}
public InstructionFork(Instruction parent, LinkRendering inlinkRendering, ISkinParam skinParam, Swimlane swimlane) {
this.parent = parent;
this.inlinkRendering = Objects.requireNonNull(inlinkRendering);
this.skinParam = skinParam;
this.swimlaneIn = swimlane;
this.swimlaneOut = swimlane;
this.forks.add(InstructionList.empty());
}
private InstructionList getLastList() {
return forks.get(forks.size() - 1);
}
@Override
public CommandExecutionResult add(Instruction ins) {
return getLastList().add(ins);
}
// ::comment when __CORE__
@Override
public Gtile createGtile(ISkinParam skinParam, StringBounder stringBounder) {
final List all = new ArrayList<>();
for (InstructionList list : forks) {
Gtile tmp = list.createGtile(skinParam, stringBounder);
tmp = Gtiles.withIncomingArrow(tmp, 20);
tmp = Gtiles.withOutgoingArrow(tmp, 20);
all.add(tmp);
}
return new GtileSplit(all, swimlaneIn, getInLinkRenderingColor(skinParam).getColor());
}
private Rainbow getInLinkRenderingColor(ISkinParam skinParam) {
Rainbow color;
color = Rainbow.build(skinParam);
return color;
}
@Override
public Ftile createFtile(FtileFactory factory) {
final List all = new ArrayList<>();
for (InstructionList list : forks)
all.add(list.createFtile(factory));
Ftile result = factory.createParallel(all, style, label, swimlaneIn, swimlaneOut);
if (getPositionedNotes().size() > 0)
result = FtileWithNoteOpale.create(result, getPositionedNotes(), false, VerticalAlignment.CENTER);
return result;
}
public Instruction getParent() {
return parent;
}
public void forkAgain(Swimlane swimlane) {
this.swimlaneOut = swimlane;
this.forks.add(InstructionList.empty());
}
@Override
final public boolean kill() {
return getLastList().kill();
}
@Override
public LinkRendering getInLinkRendering() {
return inlinkRendering;
}
@Override
public boolean addNote(Display note, NotePosition position, NoteType type, Colors colors, Swimlane swimlaneNote) {
if (finished)
return super.addNote(note, position, type, colors, swimlaneNote);
if (getLastList().getLast() == null)
return getLastList().addNote(note, position, type, colors, swimlaneNote);
return getLastList().addNote(note, position, type, colors, swimlaneNote);
}
@Override
public Set getSwimlanes() {
final Set result = new HashSet<>(InstructionList.getSwimlanes2(forks));
result.add(swimlaneIn);
result.add(swimlaneOut);
return result;
}
@Override
public Swimlane getSwimlaneIn() {
return swimlaneIn;
}
@Override
public Swimlane getSwimlaneOut() {
return swimlaneOut;
}
public void manageOutRendering(LinkRendering nextLinkRenderer, boolean endFork) {
if (endFork)
this.finished = true;
if (nextLinkRenderer == null)
return;
getLastList().setOutRendering(nextLinkRenderer);
}
public void setStyle(ForkStyle style, String label, Swimlane swimlane) {
this.style = style;
this.label = label;
this.swimlaneOut = swimlane;
}
}