plantuml/src/net/sourceforge/plantuml/activitydiagram3/ftile/UGraphicInterceptorUDrawabl...

110 lines
3.7 KiB
Java

/* ========================================================================
* PlantUML : a free UML diagram generator
* ========================================================================
*
* (C) Copyright 2009-2020, 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.activitydiagram3.ftile;
import java.awt.geom.Point2D;
import java.util.Map;
import net.sourceforge.plantuml.graphic.UDrawable;
import net.sourceforge.plantuml.graphic.UGraphicDelegator;
import net.sourceforge.plantuml.svek.UGraphicForSnake;
import net.sourceforge.plantuml.ugraphic.UChange;
import net.sourceforge.plantuml.ugraphic.UEllipse;
import net.sourceforge.plantuml.ugraphic.UGraphic;
import net.sourceforge.plantuml.ugraphic.ULine;
import net.sourceforge.plantuml.ugraphic.UShape;
import net.sourceforge.plantuml.ugraphic.UTranslate;
import net.sourceforge.plantuml.ugraphic.color.HColor;
import net.sourceforge.plantuml.ugraphic.color.HColorUtils;
public class UGraphicInterceptorUDrawable2 extends UGraphicDelegator {
private final Map<String, UTranslate> positions;
public UGraphicInterceptorUDrawable2(UGraphic ug, Map<String, UTranslate> positions) {
super(ug);
this.positions = positions;
}
public void draw(UShape shape) {
if (shape instanceof Ftile) {
final Ftile ftile = (Ftile) shape;
// System.err.println("ftile=" + ftile);
ftile.drawU(this);
if (ftile instanceof FtileLabel) {
positions.put(((FtileLabel) ftile).getName(), getPosition());
// System.err.println("ug=" + getUg().getClass());
}
if (ftile instanceof FtileGoto) {
// System.err.println("positions=" + positions);
drawGoto((FtileGoto) ftile);
}
} else if (shape instanceof UDrawable) {
final UDrawable drawable = (UDrawable) shape;
drawable.drawU(this);
} else {
getUg().draw(shape);
}
}
private UTranslate getPosition() {
return ((UGraphicForSnake) getUg()).getTranslation();
}
private void drawGoto(FtileGoto ftile) {
final HColor gotoColor = HColorUtils.MY_RED;
final FtileGeometry geom = ftile.calculateDimension(getStringBounder());
final Point2D pt = geom.getPointIn();
UGraphic ugGoto = getUg().apply(gotoColor).apply(gotoColor.bg());
ugGoto = ugGoto.apply(new UTranslate(pt));
final UTranslate posNow = getPosition();
final UTranslate dest = positions.get(ftile.getName());
final double dx = dest.getDx() - posNow.getDx();
final double dy = dest.getDy() - posNow.getDy();
ugGoto.draw(new UEllipse(3, 3));
ugGoto.apply(new UTranslate(dx, dy)).draw(new UEllipse(3, 3));
ugGoto.draw(ULine.hline(dx));
ugGoto.apply(UTranslate.dx(dx)).draw(ULine.vline(dy));
// ugGoto.draw(new ULine(dx, dy));
}
public UGraphic apply(UChange change) {
return new UGraphicInterceptorUDrawable2(getUg().apply(change), positions);
}
}