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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.graphic;
import net.sourceforge.plantuml.graphic.StringBounder;
import net.sourceforge.plantuml.sequencediagram.InGroupable;
import net.sourceforge.plantuml.sequencediagram.NotePosition;
import net.sourceforge.plantuml.skin.Context2D;
import net.sourceforge.plantuml.ugraphic.UGraphic;
import net.sourceforge.plantuml.ugraphic.UTranslate;
class ArrowAndParticipant extends Arrow implements InGroupable {
private final Arrow arrow;
private final ParticipantBox participantBox;
private final double paddingParticipant;
public ArrowAndParticipant(StringBounder stringBounder, Arrow arrow, ParticipantBox participantBox,
double paddingParticipant) {
super(arrow.getStartingY(), arrow.getSkin(), arrow.getArrowComponent(), arrow.getUrl());
this.arrow = arrow;
this.participantBox = participantBox;
this.paddingParticipant = paddingParticipant;
arrow.setPaddingArrowHead(participantBox.getPreferredWidth(stringBounder) / 2 - paddingParticipant);
}
@Override
public void setMaxX(double m) {
super.setMaxX(m);
arrow.setMaxX(m);
}
@Override
final public double getArrowOnlyWidth(StringBounder stringBounder) {
return arrow.getPreferredWidth(stringBounder) + participantBox.getPreferredWidth(stringBounder) / 2;
}
@Override
public double getArrowYEndLevel(StringBounder stringBounder) {
return arrow.getArrowYEndLevel(stringBounder);
}
@Override
public double getArrowYStartLevel(StringBounder stringBounder) {
return arrow.getArrowYStartLevel(stringBounder);
}
@Override
public int getDirection(StringBounder stringBounder) {
return arrow.getDirection(stringBounder);
}
@Override
public LivingParticipantBox getParticipantAt(StringBounder stringBounder, NotePosition position) {
return arrow.getParticipantAt(stringBounder, position);
}
@Override
protected void drawInternalU(final UGraphic ug, double maxX, Context2D context) {
final double participantBoxStartingX = participantBox.getStartingX();
final double arrowStartingX = arrow.getStartingX(ug.getStringBounder());
if (arrowStartingX < participantBoxStartingX) {
arrow.drawInternalU(ug, maxX, context);
} else {
final double boxWidth = participantBox.getPreferredWidth(ug.getStringBounder());
arrow.drawInternalU(ug.apply(new UTranslate(boxWidth / 2 - paddingParticipant, 0)), maxX, context);
}
final double arrowHeight = arrow.getPreferredHeight(ug.getStringBounder());
final double boxHeight = participantBox.getHeadHeight(ug.getStringBounder());
// final double diff = getDiff(ug);
double diff = 0;
if (arrowHeight > boxHeight) {
diff = arrowHeight - boxHeight;
}
participantBox.drawParticipantHead(ug.apply(new UTranslate(participantBoxStartingX, getStartingY() + diff)));
}
private double getDiff(UGraphic ug) {
final double y1 = arrow.getPreferredHeight(ug.getStringBounder());
final double y2 = participantBox.getHeadHeight(ug.getStringBounder());
final double diff = y1 - y2;
return diff;
}
@Override
public double getPreferredHeight(StringBounder stringBounder) {
return Math.max(arrow.getPreferredHeight(stringBounder), participantBox.getHeadHeight(stringBounder));
}
@Override
public double getPreferredWidth(StringBounder stringBounder) {
return arrow.getPreferredWidth(stringBounder) + participantBox.getPreferredWidth(stringBounder) / 2;
}
@Override
public double getActualWidth(StringBounder stringBounder) {
return arrow.getActualWidth(stringBounder) + participantBox.getPreferredWidth(stringBounder) / 2;
}
@Override
public double getStartingX(StringBounder stringBounder) {
return arrow.getStartingX(stringBounder);
}
public double getMaxX(StringBounder stringBounder) {
return arrow.getMaxX(stringBounder);
}
public double getMinX(StringBounder stringBounder) {
return arrow.getMinX(stringBounder);
}
public String toString(StringBounder stringBounder) {
return arrow.toString(stringBounder);
}
}
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