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/* ========================================================================
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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.yaml;
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import java.util.ArrayList;
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import java.util.Iterator;
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import java.util.List;
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import net.sourceforge.plantuml.ISkinSimple;
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import net.sourceforge.plantuml.UmlDiagramType;
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import net.sourceforge.plantuml.command.PSystemAbstractFactory;
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import net.sourceforge.plantuml.core.Diagram;
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import net.sourceforge.plantuml.core.DiagramType;
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import net.sourceforge.plantuml.core.UmlSource;
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import net.sourceforge.plantuml.cucadiagram.Display;
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import net.sourceforge.plantuml.cucadiagram.DisplayPositioned;
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import net.sourceforge.plantuml.graphic.HorizontalAlignment;
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import net.sourceforge.plantuml.graphic.VerticalAlignment;
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import net.sourceforge.plantuml.json.JsonValue;
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import net.sourceforge.plantuml.jsondiagram.JsonDiagram;
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import net.sourceforge.plantuml.jsondiagram.StyleExtractor;
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public class YamlDiagramFactory extends PSystemAbstractFactory {
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public YamlDiagramFactory() {
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super(DiagramType.YAML);
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}
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@Override
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public Diagram createSystem(UmlSource source, ISkinSimple skinParam) {
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final List<String> highlighted = new ArrayList<>();
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JsonValue yaml = null;
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StyleExtractor styleExtractor = null;
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try {
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final List<String> list = new ArrayList<>();
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styleExtractor = new StyleExtractor(source.iterator2());
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final Iterator<String> it = styleExtractor.getIterator();
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it.next();
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while (true) {
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final String line = it.next();
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if (it.hasNext() == false) {
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break;
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}
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if (line.startsWith("#highlight ")) {
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highlighted.add(line.substring("#highlight ".length()).trim());
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continue;
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}
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list.add(line);
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}
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yaml = new SimpleYamlParser().parse(list);
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} catch (Exception e) {
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e.printStackTrace();
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}
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final JsonDiagram result = new JsonDiagram(source, UmlDiagramType.YAML, yaml, highlighted);
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if (styleExtractor != null) {
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styleExtractor.applyStyles(result.getSkinParam());
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final String title = styleExtractor.getTitle();
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if (title != null)
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result.setTitle(DisplayPositioned.single(Display.getWithNewlines(title), HorizontalAlignment.CENTER,
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VerticalAlignment.CENTER));
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}
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return result;
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}
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}
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