plantuml/src/net/sourceforge/plantuml/salt/factory/ElementFactoryPyramid.java

107 lines
3.6 KiB
Java

/* ========================================================================
* PlantUML : a free UML diagram generator
* ========================================================================
*
* (C) Copyright 2009-2023, Arnaud Roques
*
* Project Info: http://plantuml.com
*
* If you like this project or if you find it useful, you can support us at:
*
* http://plantuml.com/patreon (only 1$ per month!)
* http://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.salt.factory;
import net.sourceforge.plantuml.StringUtils;
import net.sourceforge.plantuml.salt.DataSource;
import net.sourceforge.plantuml.salt.Positionner2;
import net.sourceforge.plantuml.salt.SaltDictionary;
import net.sourceforge.plantuml.salt.Terminated;
import net.sourceforge.plantuml.salt.Terminator;
import net.sourceforge.plantuml.salt.element.Element;
import net.sourceforge.plantuml.salt.element.ElementPyramid;
import net.sourceforge.plantuml.salt.element.ElementText;
import net.sourceforge.plantuml.salt.element.TableStrategy;
public class ElementFactoryPyramid extends AbstractElementFactoryComplex {
public ElementFactoryPyramid(DataSource dataSource, SaltDictionary dictionary) {
super(dataSource, dictionary);
}
public Terminated<Element> create() {
if (ready() == false) {
throw new IllegalStateException();
}
final Terminated<String> tmp = getDataSource().next();
final String header = tmp.getElement();
assert header.startsWith("{");
String title = null;
TableStrategy strategy = TableStrategy.DRAW_NONE;
if (header.length() == 2) {
strategy = TableStrategy.fromChar(header.charAt(1));
}
if (strategy == TableStrategy.DRAW_OUTSIDE_WITH_TITLE && tmp.getTerminator() == Terminator.NEWCOL) {
title = StringUtils.eventuallyRemoveStartingAndEndingDoubleQuote(getDataSource().next().getElement(), "\"");
}
final Positionner2 positionner = new Positionner2();
while (getDataSource().peek(0).getElement().equals("}") == false) {
final Terminated<Element> next = getNextElement();
if (isStar(next.getElement())) {
positionner.mergeLeft(next.getTerminator());
} else {
positionner.add(next);
}
}
final Terminated<String> next = getDataSource().next();
return new Terminated<Element>(new ElementPyramid(positionner, strategy, title, getDictionary()),
next.getTerminator());
}
private boolean isStar(Element element) {
if (element instanceof ElementText == false) {
return false;
}
return "*".equals(((ElementText) element).getText());
}
public boolean ready() {
final String text = getDataSource().peek(0).getElement();
if (text.equals("{") || text.equals("{+") || text.equals("{^") || text.equals("{#") || text.equals("{!")
|| text.equals("{-")) {
final String text1 = getDataSource().peek(1).getElement();
if (text1.matches("[NSEW]=|T")) {
return false;
}
return true;
}
return false;
}
}