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PlantUML is a component that allows to quickly write :
* sequence diagram,
* use case diagram,
* class diagram,
* activity diagram,
* component diagram,
* state diagram
* object diagram
/* ========================================================================
* PlantUML : a free UML diagram generator
* ========================================================================
*
* (C) Copyright 2009-2024, Arnaud Roques
*
* Project Info: https://plantuml.com
*
* If you like this project or if you find it useful, you can support us at:
*
* https://plantuml.com/patreon (only 1$ per month!)
* https://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.klimt;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import net.sourceforge.plantuml.klimt.drawing.UGraphic;
import net.sourceforge.plantuml.klimt.geom.XCubicCurve2D;
import net.sourceforge.plantuml.klimt.geom.XPoint2D;
import net.sourceforge.plantuml.klimt.shape.DotPath;
public class UMotif {
// ::remove file when __HAXE__
private final List points = new ArrayList<>();
public UMotif(int... data) {
assert data.length % 2 == 0;
for (int i = 0; i < data.length; i += 2) {
points.add(new XPoint2D(data[i], data[i + 1]));
}
}
public UMotif(String s) {
XPoint2D last = new XPoint2D(0, 0);
for (int i = 0; i < s.length(); i++) {
final XPoint2D read = convertPoint(s.charAt(i));
last = last.move(read);
points.add(last);
}
}
public double getLength() {
return points.get(0).distance(points.get(points.size() - 1));
}
List getPoints() {
return Collections.unmodifiableList(points);
}
public DotPath getRectangle(double width, double height) {
final double len = getLength();
final int nb1 = (int) (width / len);
DotPath h1 = drawHorizontal(0, 0, nb1);
final int nb2 = (int) (height / len);
final DotPath v1 = drawVertical(h1.getEndPoint().getX(), h1.getEndPoint().getY(), nb2);
h1 = h1.addAfter(v1);
return h1;
}
public static XPoint2D convertPoint(char c) {
final int v = convertFromChar(c);
final int x = v % 7;
final int y = v / 7;
return new XPoint2D(x - 3, y - 3);
}
public static int convertFromChar(char c) {
if (c >= 'A' && c <= 'Z') {
return c - 'A';
}
if (c >= 'a' && c <= 'w') {
return c - 'a' + 26;
}
throw new IllegalArgumentException();
}
public void drawHorizontal(UGraphic ug, double x, double y, int nb) {
final DotPath path = drawHorizontal(x, y, nb);
ug.draw(path);
}
public void drawVertical(UGraphic ug, double x, double y, int nb) {
final DotPath path = drawVertical(x, y, nb);
ug.draw(path);
}
DotPath drawHorizontal(double x, double y, int nb) {
DotPath path = new DotPath();
for (int i = 0; i < nb; i++) {
path = addHorizontal(x, y, path);
x = path.getEndPoint().getX();
y = path.getEndPoint().getY();
}
return path;
}
DotPath drawVertical(double x, double y, int nb) {
DotPath path = new DotPath();
for (int i = 0; i < nb; i++) {
path = addVertical(x, y, path);
x = path.getEndPoint().getX();
y = path.getEndPoint().getY();
}
return path;
}
private DotPath addHorizontal(double x, double y, DotPath path) {
double lastx = 0;
double lasty = 0;
for (XPoint2D p : points) {
final double x1 = lastx + x;
final double y1 = lasty + y;
final double x2 = p.getX() + x;
final double y2 = p.getY() + y;
path = path.addAfter(new XCubicCurve2D(x1, y1, x1, y1, x2, y2, x2, y2));
lastx = p.getX();
lasty = p.getY();
}
return path;
}
private DotPath addVertical(double x, double y, DotPath path) {
double lastx = 0;
double lasty = 0;
for (XPoint2D p : points) {
final double x1 = lastx + x;
final double y1 = lasty + y;
final double x2 = p.getY() + x;
final double y2 = p.getX() + y;
path = path.addAfter(new XCubicCurve2D(x1, y1, x1, y1, x2, y2, x2, y2));
lastx = p.getY();
lasty = p.getX();
}
return path;
}
}
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