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148 lines
4.3 KiB
Java
148 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.activitydiagram3.ftile;
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import java.awt.geom.Dimension2D;
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import java.awt.geom.Point2D;
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import java.util.Iterator;
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import net.sourceforge.plantuml.Direction;
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import net.sourceforge.plantuml.graphic.HtmlColorAndStyle;
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import net.sourceforge.plantuml.graphic.StringBounder;
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import net.sourceforge.plantuml.graphic.TextBlock;
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import net.sourceforge.plantuml.graphic.TextBlockUtils;
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import net.sourceforge.plantuml.style.Style;
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import net.sourceforge.plantuml.ugraphic.UGraphic;
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import net.sourceforge.plantuml.ugraphic.UPolygon;
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import net.sourceforge.plantuml.ugraphic.UTranslate;
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public class WormTexted implements Iterable<Point2D.Double> {
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private final Worm worm;
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private TextBlock textBlock;
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private WormTexted(Style style) {
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this(new Worm(style));
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}
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private WormTexted(Worm worm) {
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this.worm = worm;
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}
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public Iterator<Point2D.Double> iterator() {
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return worm.iterator();
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}
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public void addPoint(double x, double y) {
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worm.addPoint(x, y);
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}
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public void drawInternalOneColor(UPolygon startDecoration, UGraphic ug, HtmlColorAndStyle color, double stroke,
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Direction emphasizeDirection, UPolygon endDecoration) {
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worm.drawInternalOneColor(startDecoration, ug, color, stroke, emphasizeDirection, endDecoration);
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}
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public Worm getWorm() {
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return worm;
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}
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public Point2D get(int i) {
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return worm.get(i);
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}
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public int size() {
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return worm.size();
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}
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public WormTexted merge(WormTexted other, MergeStrategy merge) {
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final Worm result = worm.merge(other.worm, merge);
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return new WormTexted(result);
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}
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public void addAll(WormTexted other) {
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this.worm.addAll(other.worm);
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}
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public void setLabel(TextBlock label) {
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if (textBlock != null) {
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throw new IllegalStateException();
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}
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this.textBlock = label;
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}
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public boolean isEmptyText(StringBounder stringBounder) {
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return TextBlockUtils.isEmpty(textBlock, stringBounder);
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}
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private Point2D getTextBlockPosition(StringBounder stringBounder) {
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final Point2D pt1 = get(0);
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final Point2D pt2 = get(1);
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final Dimension2D dim = textBlock.calculateDimension(stringBounder);
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// if (worm.getDirectionsCode().startsWith("LD")) {
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// final double y = pt1.getY() - dim.getHeight();
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// return new Point2D.Double(Math.max(pt1.getX(), pt2.getX()) - dim.getWidth(), y);
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// }
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final double y = (pt1.getY() + pt2.getY()) / 2 - dim.getHeight() / 2;
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return new Point2D.Double(Math.max(pt1.getX(), pt2.getX()) + 4, y);
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}
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public double getMaxX(StringBounder stringBounder) {
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double result = -Double.MAX_VALUE;
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for (Point2D pt : this) {
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result = Math.max(result, pt.getX());
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}
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if (textBlock != null) {
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final Point2D position = getTextBlockPosition(stringBounder);
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final Dimension2D dim = textBlock.calculateDimension(stringBounder);
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result = Math.max(result, position.getX() + dim.getWidth());
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}
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return result;
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}
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void drawInternalLabel(UGraphic ug) {
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if (textBlock != null) {
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final Point2D position = getTextBlockPosition(ug.getStringBounder());
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textBlock.drawU(ug.apply(new UTranslate(position)));
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}
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}
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public void copyLabels(WormTexted other) {
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this.textBlock = other.textBlock;
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}
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}
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