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plantuml/src/net/sourceforge/plantuml/activitydiagram/command/CommandIf.java
2010-11-15 21:35:36 +01:00

89 lines
3.1 KiB
Java

/* ========================================================================
* PlantUML : a free UML diagram generator
* ========================================================================
*
* (C) Copyright 2009, Arnaud Roques
*
* Project Info: http://plantuml.sourceforge.net
*
* 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 Lesser 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.
*
* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
* in the United States and other countries.]
*
* Original Author: Arnaud Roques
*
* Revision $Revision: 4762 $
*
*/
package net.sourceforge.plantuml.activitydiagram.command;
import java.util.List;
import net.sourceforge.plantuml.Direction;
import net.sourceforge.plantuml.StringUtils;
import net.sourceforge.plantuml.activitydiagram.ActivityDiagram;
import net.sourceforge.plantuml.command.CommandExecutionResult;
import net.sourceforge.plantuml.command.SingleLineCommand;
import net.sourceforge.plantuml.cucadiagram.IEntity;
import net.sourceforge.plantuml.cucadiagram.Link;
import net.sourceforge.plantuml.cucadiagram.LinkDecor;
import net.sourceforge.plantuml.cucadiagram.LinkType;
public class CommandIf extends SingleLineCommand<ActivityDiagram> {
public CommandIf(ActivityDiagram diagram) {
super(
diagram,
"(?i)^(?:(\\(\\*\\))|([\\p{L}0-9_.]+)|(?:==+)\\s*([\\p{L}0-9_.]+)\\s*(?:==+)|\"([^\"]+)\"(?:\\s+as\\s+([\\p{L}0-9_.]+))?)?"
+ "\\s*([=-]+(?:left|right|up|down|le?|ri?|up?|do?)?[=-]*\\>)?\\s*(?:\\[([^\\]*]+[^\\]]*)\\])?\\s*if\\s*\"([^\"]*)\"\\s*then$");
}
@Override
protected CommandExecutionResult executeArg(List<String> arg) {
final IEntity entity1 = CommandLinkActivity2.getEntity(getSystem(), arg, true);
getSystem().startIf();
int lenght = 2;
if (arg.get(5) != null) {
final String arrow = StringUtils.manageArrowForCuca(arg.get(5));
lenght = arrow.length() - 1;
}
final IEntity branch = getSystem().getCurrentContext().getBranch();
Link link = new Link(entity1, branch, new LinkType(LinkDecor.ARROW, LinkDecor.NONE), arg.get(6), lenght, null,
arg.get(7), getSystem().getLabeldistance(), getSystem().getLabelangle());
if (arg.get(5) != null) {
final Direction direction = StringUtils.getArrowDirection(arg.get(5));
if (direction == Direction.LEFT || direction == Direction.UP) {
link = link.getInv();
}
}
getSystem().addLink(link);
getSystem().setAcceptOldSyntaxForBranch(false);
return CommandExecutionResult.ok();
}
}