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179 lines
5.0 KiB
Java
179 lines
5.0 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 2009-2024, Arnaud Roques
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*
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* Project Info: https://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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* https://plantuml.com/patreon (only 1$ per month!)
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* https://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.svek;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.Iterator;
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import java.util.List;
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import java.util.StringTokenizer;
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import net.sourceforge.plantuml.StringUtils;
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import net.sourceforge.plantuml.klimt.geom.XCubicCurve2D;
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import net.sourceforge.plantuml.klimt.geom.XPoint2D;
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import net.sourceforge.plantuml.klimt.shape.DotPath;
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public class SvgResult {
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public static final String D_EQUALS = "d=\"";
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public static final String POINTS_EQUALS = "points=\"";
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private final String svg;
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private final Point2DFunction function;
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public SvgResult(String svg, Point2DFunction function) {
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this.svg = svg;
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this.function = function;
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}
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public PointListIterator getPointsWithThisColor(int lineColor) {
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return PointListIteratorImpl.create(this, lineColor);
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}
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public List<XPoint2D> extractList(final String searched) {
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final int p2 = this.indexOf(searched, 0);
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if (p2 == -1)
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return Collections.emptyList();
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final int p3 = this.indexOf("\"", p2 + searched.length());
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if (p3 == -1)
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return Collections.emptyList();
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return this.substring(p2 + searched.length(), p3).getPoints(" MC");
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}
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public int getIndexFromColor(int color) {
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String s = "stroke=\"" + StringUtils.goLowerCase(StringUtils.sharp000000(color)) + "\"";
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int idx = svg.indexOf(s);
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if (idx != -1)
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return idx;
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s = ";stroke:" + StringUtils.goLowerCase(StringUtils.sharp000000(color)) + ";";
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idx = svg.indexOf(s);
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if (idx != -1)
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return idx;
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s = "fill=\"" + StringUtils.goLowerCase(StringUtils.sharp000000(color)) + "\"";
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idx = svg.indexOf(s);
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if (idx != -1)
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return idx;
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// Log.info("Cannot find color=" + color + " " +
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// StringUtils.goLowerCase(StringUtils.getAsHtml(color)));
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return -1;
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}
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public List<XPoint2D> getPoints(String separator) {
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try {
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final StringTokenizer st = new StringTokenizer(svg, separator);
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final List<XPoint2D> result = new ArrayList<XPoint2D>();
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while (st.hasMoreTokens())
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result.add(getFirstPoint(st.nextToken()));
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return result;
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} catch (NumberFormatException e) {
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return Collections.emptyList();
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}
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}
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public XPoint2D getNextPoint() {
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return getFirstPoint(svg);
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}
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private XPoint2D getFirstPoint(final String tmp) {
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final StringTokenizer st = new StringTokenizer(tmp, ",");
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final double startX = Double.parseDouble(st.nextToken());
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final double startY = Double.parseDouble(st.nextToken());
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return function.apply(new XPoint2D(startX, startY));
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}
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public int indexOf(String s, int pos) {
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return svg.indexOf(s, pos);
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}
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public SvgResult substring(int pos) {
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return new SvgResult(svg.substring(pos), function);
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}
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public SvgResult substring(int start, int end) {
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return new SvgResult(svg.substring(start, end), function);
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}
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public final String getSvg() {
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return svg;
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}
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public DotPath toDotPath() {
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if (isPathConsistent() == false)
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throw new IllegalArgumentException();
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final List<XCubicCurve2D> beziers = new ArrayList<>();
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final int posC = this.indexOf("C", 0);
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if (posC == -1)
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throw new IllegalArgumentException();
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final XPoint2D start = this.substring(1, posC).getNextPoint();
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final List<DotPath.TriPoints> triPoints = new ArrayList<>();
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for (Iterator<XPoint2D> it = this.substring(posC + 1).getPoints(" ").iterator(); it.hasNext();) {
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final XPoint2D p1 = it.next();
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final XPoint2D p2 = it.next();
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final XPoint2D p = it.next();
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triPoints.add(new DotPath.TriPoints(p1, p2, p));
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}
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double x = start.getX();
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double y = start.getY();
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for (DotPath.TriPoints p : triPoints) {
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final XCubicCurve2D bezier = new XCubicCurve2D(x, y, p.x1, p.y1, p.x2, p.y2, p.x, p.y);
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beziers.add(bezier);
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x = p.x;
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y = p.y;
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}
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return DotPath.fromBeziers(beziers);
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}
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public boolean isPathConsistent() {
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if (this.getSvg().startsWith("M") == false)
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return false;
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return true;
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}
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}
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