DriverPolygonBraille.java

/* ========================================================================
 * PlantUML : a free UML diagram generator
 * ========================================================================
 *
 * (C) Copyright 2009-2024, Arnaud Roques
 *
 * Project Info:  https://plantuml.com
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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
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 * PlantUML distributed in the hope that it will be useful, but
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 * 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,
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 * Original Author:  Arnaud Roques
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 */
package net.sourceforge.plantuml.braille;

import java.util.ArrayList;
import java.util.List;

import net.sourceforge.plantuml.klimt.ClipContainer;
import net.sourceforge.plantuml.klimt.UClip;
import net.sourceforge.plantuml.klimt.UParam;
import net.sourceforge.plantuml.klimt.UTranslate;
import net.sourceforge.plantuml.klimt.color.ColorMapper;
import net.sourceforge.plantuml.klimt.drawing.UDriver;
import net.sourceforge.plantuml.klimt.geom.XPoint2D;
import net.sourceforge.plantuml.klimt.shape.UPolygon;

public class DriverPolygonBraille implements UDriver<UPolygon, BrailleGrid> {

	private final ClipContainer clipContainer;

	public DriverPolygonBraille(ClipContainer clipContainer) {
		this.clipContainer = clipContainer;
	}

	public void draw(UPolygon shape, double x, double y, ColorMapper mapper, UParam param, BrailleGrid grid) {
		final List<XPoint2D> points = new ArrayList<>();
		int i = 0;

		for (XPoint2D pt : shape.getPoints()) {
			points.add(new UTranslate(x, y).getTranslated(pt));
		}

		final UClip clip = clipContainer.getClip();
		if (clip != null) {
			for (XPoint2D pt : points) {
				if (clip.isInside(pt) == false) {
					return;
				}
			}
		}

		grid.drawPolygon(points);
	}
}