PngTitler.java

/* ========================================================================
 * PlantUML : a free UML diagram generator
 * ========================================================================
 *
 * (C) Copyright 2009-2024, Arnaud Roques
 *
 * Project Info:  https://plantuml.com
 * 
 * If you like this project or if you find it useful, you can support us at:
 * 
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 * This file is part of PlantUML.
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 * 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.
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 *
 * Original Author:  Arnaud Roques
 * 
 *
 */
package net.sourceforge.plantuml.png;

import net.sourceforge.plantuml.abel.DisplayPositioned;
import net.sourceforge.plantuml.klimt.LineBreakStrategy;
import net.sourceforge.plantuml.klimt.color.HColorSet;
import net.sourceforge.plantuml.klimt.creole.Display;
import net.sourceforge.plantuml.klimt.font.StringBounder;
import net.sourceforge.plantuml.klimt.geom.XDimension2D;
import net.sourceforge.plantuml.klimt.shape.TextBlock;
import net.sourceforge.plantuml.style.ISkinSimple;
import net.sourceforge.plantuml.style.Style;

public class PngTitler {

	private final DisplayPositioned text;

	private final Style style;
	private final HColorSet set;
	private final ISkinSimple spriteContainer;

	public PngTitler(DisplayPositioned text, Style style, HColorSet set, ISkinSimple spriteContainer) {
		this.style = style;
		this.set = set;
		this.spriteContainer = spriteContainer;
		this.text = text;

	}

	public XDimension2D getTextDimension(StringBounder stringBounder) {
		final TextBlock textBloc = getRibbonBlock();
		if (textBloc == null)
			return null;

		return textBloc.calculateDimension(stringBounder);
	}

	public TextBlock getRibbonBlock() {
		final Display display = text.getDisplay();
		if (Display.isNull(display))
			return null;

		return style.createTextBlockBordered(display, set, spriteContainer, Style.ID_TITLE, LineBreakStrategy.NONE);
	}
}