net.sourceforge.plantuml.salt.element.ElementMenuBar Maven / Gradle / Ivy

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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.salt.element;

import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;

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.font.UFont;
import net.sourceforge.plantuml.klimt.geom.XDimension2D;
import net.sourceforge.plantuml.klimt.shape.URectangle;
import net.sourceforge.plantuml.style.ISkinSimple;

public class ElementMenuBar extends AbstractElement {

	private final Collection entries = new ArrayList<>();
	private final Map popups = new HashMap();
	private final UFont font;
	private final ISkinSimple spriteContainer;

	public ElementMenuBar(UFont font, ISkinSimple spriteContainer) {
		this.font = font;
		this.spriteContainer = spriteContainer;
	}

	public void addEntry(String s) {
		entries.add(new ElementMenuEntry(s, font, spriteContainer));
	}

	public void addSubEntry(String s, String sub) {
		final ElementMenuPopup popup = getPopup(getElementMenuEntry(s));
		popup.addEntry(sub);
	}

	private ElementMenuPopup getPopup(ElementMenuEntry s) {
		ElementMenuPopup popup = popups.get(s);
		if (popup == null) {
			popup = new ElementMenuPopup(font, spriteContainer);
			popups.put(s, popup);
		}
		return popup;
	}

	private ElementMenuEntry getElementMenuEntry(String n) {
		for (ElementMenuEntry entry : entries) {
			if (entry.getText().equals(n)) {
				return entry;
			}
		}
		throw new IllegalArgumentException();
	}

	public XDimension2D getPreferredDimension(StringBounder stringBounder, double x, double y) {
		double w = 0;
		double h = 0;
		for (ElementMenuEntry entry : entries) {
			final XDimension2D dim = entry.getPreferredDimension(stringBounder, x, y);
			w += dim.getWidth() + 10;
			h = Math.max(h, dim.getHeight());
		}
		return new XDimension2D(w, h);
	}

	public void drawU(UGraphic ug, int zIndex, XDimension2D dimToUse) {
		final XDimension2D preferred = getPreferredDimension(ug.getStringBounder(), 0, 0);

		ug = ug.apply(getBlack());

		double x1 = 0;
		if (zIndex == 0) {
			ug.apply(getColorDD().bg()).draw(URectangle.build(dimToUse.getWidth(), dimToUse.getHeight()));
			for (ElementMenuEntry entry : entries) {
				entry.drawU(ug.apply(UTranslate.dx(x1)), zIndex, dimToUse);
				final double w = entry.getPreferredDimension(ug.getStringBounder(), x1, 0).getWidth();
				entry.setX(x1);
				x1 += w + 10;
			}
			return;
		}

		if (zIndex == 1) {
			for (ElementMenuEntry entry : popups.keySet())
				entry.setBackground(getColorBB());

			final double y1 = preferred.getHeight();
			for (Map.Entry ent : popups.entrySet()) {
				final ElementMenuPopup p = ent.getValue();
				final double xpopup = ent.getKey().getX();
				p.drawU(ug.apply(new UTranslate(xpopup, y1)), zIndex,
						p.getPreferredDimension(ug.getStringBounder(), xpopup, y1));
			}
		}
	}
}