net.sourceforge.plantuml.sequencediagram.graphic.GraphicalReference Maven / Gradle / Ivy
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PlantUML is a component that allows to quickly write :
* sequence diagram,
* use case diagram,
* class diagram,
* activity diagram,
* component diagram,
* state diagram
* object diagram
/* ========================================================================
* PlantUML : a free UML diagram generator
* ========================================================================
*
* (C) Copyright 2009-2013, 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 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: 3916 $
*
*/
package net.sourceforge.plantuml.sequencediagram.graphic;
import java.awt.geom.Dimension2D;
import net.sourceforge.plantuml.Dimension2DDouble;
import net.sourceforge.plantuml.Url;
import net.sourceforge.plantuml.graphic.StringBounder;
import net.sourceforge.plantuml.sequencediagram.InGroupable;
import net.sourceforge.plantuml.skin.Area;
import net.sourceforge.plantuml.skin.Component;
import net.sourceforge.plantuml.skin.Context2D;
import net.sourceforge.plantuml.ugraphic.UGraphic;
import net.sourceforge.plantuml.ugraphic.UTranslate;
class GraphicalReference extends GraphicalElement implements InGroupable {
private final Component comp;
private final LivingParticipantBox livingParticipantBox1;
private final LivingParticipantBox livingParticipantBox2;
private final Url url;
public GraphicalReference(double startingY, Component comp, LivingParticipantBox livingParticipantBox1,
LivingParticipantBox livingParticipantBox2, Url url) {
super(startingY);
if (livingParticipantBox1 == null || livingParticipantBox2 == null) {
throw new IllegalArgumentException();
}
this.url = url;
this.comp = comp;
this.livingParticipantBox1 = livingParticipantBox1;
this.livingParticipantBox2 = livingParticipantBox2;
}
@Override
protected void drawInternalU(UGraphic ug, double maxX, Context2D context) {
final StringBounder stringBounder = ug.getStringBounder();
final double posX = getMinX(stringBounder);
ug = ug.apply(new UTranslate(posX, getStartingY()));
final double preferredWidth = comp.getPreferredWidth(stringBounder);
final double w = getMaxX(stringBounder) - getMinX(stringBounder);
final double width = Math.max(preferredWidth, w);
final Dimension2D dim = new Dimension2DDouble(width, comp.getPreferredHeight(stringBounder));
if (url != null) {
ug.startUrl(url);
}
comp.drawU(ug, new Area(dim), context);
if (url != null) {
ug.closeAction();
}
}
@Override
public double getPreferredHeight(StringBounder stringBounder) {
return comp.getPreferredHeight(stringBounder);
}
@Override
public double getPreferredWidth(StringBounder stringBounder) {
return comp.getPreferredWidth(stringBounder);
}
@Override
public double getStartingX(StringBounder stringBounder) {
return getMinX(stringBounder);
}
public double getMaxX(StringBounder stringBounder) {
return Math.max(livingParticipantBox1.getMaxX(stringBounder), livingParticipantBox2.getMaxX(stringBounder));
}
public double getMinX(StringBounder stringBounder) {
return Math.min(livingParticipantBox1.getMinX(stringBounder), livingParticipantBox2.getMinX(stringBounder));
}
public String toString(StringBounder stringBounder) {
return toString();
}
}