AtomHorizontalTexts.java

/* ========================================================================
 * PlantUML : a free UML diagram generator
 * ========================================================================
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 * (C) Copyright 2009-2024, Arnaud Roques
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package net.sourceforge.plantuml.klimt.creole.atom;

import java.util.List;

import net.sourceforge.plantuml.klimt.UTranslate;
import net.sourceforge.plantuml.klimt.drawing.UGraphic;
import net.sourceforge.plantuml.klimt.font.StringBounder;
import net.sourceforge.plantuml.klimt.geom.XDimension2D;

public class AtomHorizontalTexts extends AbstractAtom implements Atom {
	private final List<Atom> all;

	public AtomHorizontalTexts(List<Atom> texts) {
		this.all = texts;
	}

	public XDimension2D calculateDimension(StringBounder stringBounder) {
		double width = 0;
		double height = 0;
		for (Atom text : all) {
			final XDimension2D dim = text.calculateDimension(stringBounder);
			height = Math.max(height, dim.getHeight());
			width += dim.getWidth();
		}
		return new XDimension2D(width, height);
	}

	public double getStartingAltitude(StringBounder stringBounder) {
		if (all.size() == 0)
			return 0;

		return all.get(0).getStartingAltitude(stringBounder);
	}

	public void drawU(UGraphic ug) {

		final StringBounder stringBounder = ug.getStringBounder();
		final double startingAltitude = getStartingAltitude(stringBounder);

		double x = 0;
		for (Atom text : all) {
			final XDimension2D dim = text.calculateDimension(stringBounder);
			final double localStartingAltitude = text.getStartingAltitude(stringBounder);
			text.drawU(ug.apply(new UTranslate(x, startingAltitude - localStartingAltitude)));
			x += dim.getWidth();
		}
	}

}