mirror of https://github.com/octoleo/plantuml.git
134 lines
4.3 KiB
Java
134 lines
4.3 KiB
Java
/* ========================================================================
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* PlantUML : a free UML diagram generator
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* ========================================================================
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*
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* (C) Copyright 2009-2020, Arnaud Roques
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*
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* Project Info: http://plantuml.com
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*
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* If you like this project or if you find it useful, you can support us at:
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*
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* http://plantuml.com/patreon (only 1$ per month!)
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* http://plantuml.com/paypal
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*
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* This file is part of PlantUML.
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*
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* PlantUML is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* PlantUML distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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* License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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* USA.
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*
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*
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* Original Author: Arnaud Roques
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*
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*
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*/
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package net.sourceforge.plantuml.sequencediagram.teoz;
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import java.awt.geom.Dimension2D;
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import net.sourceforge.plantuml.cucadiagram.Display;
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import net.sourceforge.plantuml.graphic.StringBounder;
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import net.sourceforge.plantuml.real.Real;
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import net.sourceforge.plantuml.sequencediagram.Event;
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import net.sourceforge.plantuml.sequencediagram.Participant;
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import net.sourceforge.plantuml.sequencediagram.Reference;
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import net.sourceforge.plantuml.skin.Area;
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import net.sourceforge.plantuml.skin.Component;
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import net.sourceforge.plantuml.skin.ComponentType;
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import net.sourceforge.plantuml.skin.Context2D;
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import net.sourceforge.plantuml.ugraphic.UGraphic;
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import net.sourceforge.plantuml.ugraphic.UTranslate;
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public class ReferenceTile extends AbstractTile implements Tile {
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private final Reference reference;
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private final TileArguments tileArguments;
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private Real first;
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private Real last;
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public Event getEvent() {
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return reference;
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}
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public ReferenceTile(Reference reference, TileArguments tileArguments) {
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super(tileArguments.getStringBounder());
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this.reference = reference;
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this.tileArguments = tileArguments;
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}
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private void init(StringBounder stringBounder) {
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if (first != null) {
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return;
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}
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for (Participant p : reference.getParticipant()) {
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final LivingSpace livingSpace = tileArguments.getLivingSpace(p);
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final Real pos = livingSpace.getPosC(stringBounder);
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if (first == null || pos.getCurrentValue() < first.getCurrentValue()) {
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this.first = livingSpace.getPosB();
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}
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if (last == null || pos.getCurrentValue() > last.getCurrentValue()) {
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this.last = livingSpace.getPosD(stringBounder);
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}
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}
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final Component comp = getComponent(stringBounder);
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final Dimension2D dim = comp.getPreferredDimension(stringBounder);
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if (reference.getParticipant().size() == 1) {
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this.last = this.last.addAtLeast(0);
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}
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this.last.ensureBiggerThan(this.first.addFixed(dim.getWidth()));
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}
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private Component getComponent(StringBounder stringBounder) {
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Display strings = Display.empty();
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strings = strings.add("ref");
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strings = strings.addAll(reference.getStrings());
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final Component comp = tileArguments.getSkin().createComponent(reference.getUsedStyles(),
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ComponentType.REFERENCE, null, tileArguments.getSkinParam(), strings);
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return comp;
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}
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public void drawU(UGraphic ug) {
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final StringBounder stringBounder = ug.getStringBounder();
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init(stringBounder);
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final Component comp = getComponent(stringBounder);
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final Dimension2D dim = comp.getPreferredDimension(stringBounder);
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final Area area = new Area(last.getCurrentValue() - first.getCurrentValue(), dim.getHeight());
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ug = ug.apply(UTranslate.dx(first.getCurrentValue()));
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comp.drawU(ug, area, (Context2D) ug);
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}
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public double getPreferredHeight() {
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final Component comp = getComponent(getStringBounder());
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final Dimension2D dim = comp.getPreferredDimension(getStringBounder());
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return dim.getHeight();
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}
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public void addConstraints() {
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}
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public Real getMinX() {
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init(getStringBounder());
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return this.first;
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}
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public Real getMaxX() {
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init(getStringBounder());
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return this.last;
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}
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}
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