mirror of https://github.com/octoleo/plantuml.git
88 lines
3.1 KiB
Java
88 lines
3.1 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 2009-2017, 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.command;
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import net.sourceforge.plantuml.StringUtils;
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import net.sourceforge.plantuml.UmlDiagram;
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import net.sourceforge.plantuml.command.regex.RegexConcat;
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import net.sourceforge.plantuml.command.regex.RegexLeaf;
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import net.sourceforge.plantuml.command.regex.RegexResult;
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import net.sourceforge.plantuml.cucadiagram.Display;
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import net.sourceforge.plantuml.cucadiagram.DisplayPositionned;
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import net.sourceforge.plantuml.graphic.HorizontalAlignment;
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import net.sourceforge.plantuml.graphic.VerticalAlignment;
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public class CommandMultilinesLegend extends CommandMultilines2<UmlDiagram> {
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public CommandMultilinesLegend() {
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super(getRegexConcat(), MultilinesStrategy.REMOVE_STARTING_QUOTE);
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}
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private static RegexConcat getRegexConcat() {
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return new RegexConcat(new RegexLeaf("^"), //
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new RegexLeaf("legend"), //
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new RegexLeaf("VALIGN", "(?:[%s]+(top|bottom))?"), //
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new RegexLeaf("ALIGN", "(?:[%s]+(left|right|center))?"), //
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new RegexLeaf("$"));
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}
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@Override
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public String getPatternEnd() {
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return "(?i)^end[%s]?legend$";
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}
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@Override
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protected CommandExecutionResult executeNow(UmlDiagram diagram, BlocLines lines) {
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lines = lines.trimSmart(1);
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final RegexResult line0 = getStartingPattern().matcher(StringUtils.trin(lines.getFirst499()));
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final String align = line0.get("ALIGN", 0);
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final String valign = line0.get("VALIGN", 0);
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lines = lines.subExtract(1, 1);
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lines = lines.removeEmptyColumns();
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final Display strings = lines.toDisplay();
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if (strings.size() > 0) {
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final VerticalAlignment valignment = VerticalAlignment.fromString(valign);
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HorizontalAlignment alignment = HorizontalAlignment.fromString(align);
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if (alignment == null) {
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alignment = HorizontalAlignment.CENTER;
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}
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diagram.setLegend(DisplayPositionned.single(strings, alignment, valignment));
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return CommandExecutionResult.ok();
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}
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return CommandExecutionResult.error("No legend defined");
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}
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}
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