net.sourceforge.plantuml.command.CommandMultilinesHeader Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of plantuml-mit Show documentation

PlantUML is a component that allows to quickly write diagrams from text.

There is a newer version: 1.2024.8

// THIS FILE HAS BEEN GENERATED BY A PREPROCESSOR.
package net.sourceforge.plantuml.command;

import net.sourceforge.plantuml.TitledDiagram;
import net.sourceforge.plantuml.UmlDiagram;
import net.sourceforge.plantuml.klimt.color.NoSuchColorException;
import net.sourceforge.plantuml.klimt.creole.Display;
import net.sourceforge.plantuml.klimt.font.FontParam;
import net.sourceforge.plantuml.klimt.geom.HorizontalAlignment;
import net.sourceforge.plantuml.regex.Matcher2;
import net.sourceforge.plantuml.utils.BlocLines;

public class CommandMultilinesHeader extends CommandMultilines {

	public static final CommandMultilinesHeader ME = new CommandMultilinesHeader();

	private CommandMultilinesHeader() {
		super("^(?:(left|right|center)?[%s]*)header$");
	}

	@Override
	public String getPatternEnd() {
		return "^end[%s]?header$";
	}

	public CommandExecutionResult execute(final TitledDiagram diagram, BlocLines lines) throws NoSuchColorException {
		lines = lines.trim();
		final Matcher2 m = getStartingPattern().matcher(lines.getFirst().getTrimmed().getString());
		if (m.find() == false) {
			throw new IllegalStateException();
		}
		final String align = m.group(1);
		lines = lines.subExtract(1, 1);
		final Display strings = lines.toDisplay();
		if (strings.size() > 0) {
			HorizontalAlignment ha = HorizontalAlignment.fromString(align, HorizontalAlignment.RIGHT);
			if (align == null)
				ha = FontParam.HEADER.getStyleDefinition(null)
						.getMergedStyle(((UmlDiagram) diagram).getSkinParam().getCurrentStyleBuilder())
						.getHorizontalAlignment();

			diagram.getHeader().putDisplay(strings, ha);
			return CommandExecutionResult.ok();
		}
		return CommandExecutionResult.error("Empty header");
	}

}