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190 lines
6.1 KiB
Java
190 lines
6.1 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 2009-2023, 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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* Contribution : Hisashi Miyashita
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*
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*
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*/
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package net.sourceforge.plantuml.cucadiagram;
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import java.util.EnumSet;
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import net.sourceforge.plantuml.awt.geom.XDimension2D;
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import net.sourceforge.plantuml.awt.geom.XPoint2D;
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import net.sourceforge.plantuml.svek.ShapeType;
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import net.sourceforge.plantuml.ugraphic.Shadowable;
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import net.sourceforge.plantuml.ugraphic.UEllipse;
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import net.sourceforge.plantuml.ugraphic.UGraphic;
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import net.sourceforge.plantuml.ugraphic.ULine;
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import net.sourceforge.plantuml.ugraphic.URectangle;
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import net.sourceforge.plantuml.ugraphic.UTranslate;
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public enum EntityPosition {
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NORMAL, ENTRY_POINT, EXIT_POINT, INPUT_PIN, OUTPUT_PIN, EXPANSION_INPUT, EXPANSION_OUTPUT, PORTIN, PORTOUT;
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public static final double RADIUS = 6;
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public static EnumSet<EntityPosition> getInputs() {
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return EnumSet.of(ENTRY_POINT, INPUT_PIN, EXPANSION_INPUT, PORTIN);
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}
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public static EnumSet<EntityPosition> getOutputs() {
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return EnumSet.of(EXIT_POINT, OUTPUT_PIN, EXPANSION_OUTPUT, PORTOUT);
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}
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public static EnumSet<EntityPosition> getNormals() {
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return EnumSet.of(NORMAL);
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}
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public boolean isNormal() {
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return this == NORMAL;
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}
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public boolean isInput() {
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return getInputs().contains(this);
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}
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public boolean isOutput() {
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return getOutputs().contains(this);
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}
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public void drawSymbol(UGraphic ug, Rankdir rankdir) {
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if (this == NORMAL) {
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throw new IllegalStateException();
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} else if (this == ENTRY_POINT || this == EXIT_POINT) {
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final Shadowable circle = new UEllipse(RADIUS * 2, RADIUS * 2);
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ug.draw(circle);
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if (this == EntityPosition.EXIT_POINT) {
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final double xc = 0 + RADIUS + .5;
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final double yc = 0 + RADIUS + .5;
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final double radius = RADIUS - .5;
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drawLine(ug, getPointOnCircle(xc, yc, Math.PI / 4, radius),
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getPointOnCircle(xc, yc, Math.PI + Math.PI / 4, radius));
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drawLine(ug, getPointOnCircle(xc, yc, -Math.PI / 4, radius),
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getPointOnCircle(xc, yc, Math.PI - Math.PI / 4, radius));
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}
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} else if (this == INPUT_PIN || this == OUTPUT_PIN /* || this == PORT */) {
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final Shadowable rectangle = new URectangle(RADIUS * 2, RADIUS * 2);
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ug.draw(rectangle);
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} else if (this == EXPANSION_INPUT || this == EXPANSION_OUTPUT) {
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if (rankdir == Rankdir.TOP_TO_BOTTOM) {
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final Shadowable rectangle = new URectangle(RADIUS * 2 * 4, RADIUS * 2);
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ug.draw(rectangle);
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final ULine vline = ULine.vline(RADIUS * 2);
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ug.apply(UTranslate.dx(RADIUS * 2)).draw(vline);
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ug.apply(UTranslate.dx(RADIUS * 2 * 2)).draw(vline);
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ug.apply(UTranslate.dx(RADIUS * 2 * 3)).draw(vline);
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} else {
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final Shadowable rectangle = new URectangle(RADIUS * 2, RADIUS * 2 * 4);
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ug.apply(UTranslate.dy(0)).draw(rectangle);
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final ULine hline = ULine.hline(RADIUS * 2);
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ug.apply(UTranslate.dy(RADIUS * 2)).draw(hline);
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ug.apply(UTranslate.dy(RADIUS * 2 * 2)).draw(hline);
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ug.apply(UTranslate.dy(RADIUS * 2 * 3)).draw(hline);
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}
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}
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}
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public XDimension2D getDimension(Rankdir rankdir) {
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if (this == EXPANSION_INPUT || this == EXPANSION_OUTPUT) {
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if (rankdir == Rankdir.TOP_TO_BOTTOM)
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return new XDimension2D(EntityPosition.RADIUS * 2 * 4, EntityPosition.RADIUS * 2);
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return new XDimension2D(EntityPosition.RADIUS * 2, EntityPosition.RADIUS * 2 * 4);
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}
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return new XDimension2D(EntityPosition.RADIUS * 2, EntityPosition.RADIUS * 2);
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}
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private XPoint2D getPointOnCircle(double xc, double yc, double angle, double radius) {
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final double x = xc + radius * Math.cos(angle);
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final double y = yc + radius * Math.sin(angle);
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return new XPoint2D(x, y);
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}
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static private void drawLine(UGraphic ug, XPoint2D p1, XPoint2D p2) {
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final double dx = p2.getX() - p1.getX();
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final double dy = p2.getY() - p1.getY();
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ug.apply(new UTranslate(p1.getX(), p1.getY())).draw(new ULine(dx, dy));
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}
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public ShapeType getShapeType() {
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if (this == NORMAL)
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throw new IllegalStateException();
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if (this == ENTRY_POINT || this == EXIT_POINT)
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return ShapeType.RECTANGLE_PORT;
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return ShapeType.RECTANGLE;
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}
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public static EntityPosition fromStereotype(String label) {
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if ("<<port>>".equalsIgnoreCase(label))
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throw new UnsupportedOperationException();
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if ("<<entrypoint>>".equalsIgnoreCase(label))
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return ENTRY_POINT;
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if ("<<exitpoint>>".equalsIgnoreCase(label))
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return EXIT_POINT;
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if ("<<inputpin>>".equalsIgnoreCase(label))
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return INPUT_PIN;
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if ("<<outputpin>>".equalsIgnoreCase(label))
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return OUTPUT_PIN;
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if ("<<expansioninput>>".equalsIgnoreCase(label))
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return EXPANSION_INPUT;
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if ("<<expansionoutput>>".equalsIgnoreCase(label))
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return EXPANSION_OUTPUT;
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return EntityPosition.NORMAL;
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}
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// public static EnumSet<EntityPosition> getSame() {
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// return EnumSet.of(PORT);
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// }
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//
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public boolean isPort() {
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return /* this == PORT || */ this == PORTIN || this == PORTOUT;
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}
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public boolean usePortP() {
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return isPort() || this == EXIT_POINT || this == ENTRY_POINT;
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}
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}
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