DriverLineBraille.java

/* ========================================================================
 * PlantUML : a free UML diagram generator
 * ========================================================================
 *
 * (C) Copyright 2009-2024, Arnaud Roques
 *
 * Project Info:  https://plantuml.com
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 * License for more details.
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 * Original Author:  Arnaud Roques
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 */
package net.sourceforge.plantuml.braille;

import java.awt.geom.Line2D;

import net.sourceforge.plantuml.klimt.ClipContainer;
import net.sourceforge.plantuml.klimt.UClip;
import net.sourceforge.plantuml.klimt.UParam;
import net.sourceforge.plantuml.klimt.color.ColorMapper;
import net.sourceforge.plantuml.klimt.drawing.UDriver;
import net.sourceforge.plantuml.klimt.shape.ULine;

public class DriverLineBraille implements UDriver<ULine, BrailleGrid> {

	private final ClipContainer clipContainer;

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

	public void draw(ULine shape, double x, double y, ColorMapper mapper, UParam param, BrailleGrid grid) {
		double x2 = x + shape.getDX();
		double y2 = y + shape.getDY();

		final UClip clip = clipContainer.getClip();
		if (clip != null) {
			final Line2D.Double line = clip.getClippedLine(new Line2D.Double(x, y, x2, y2));
			if (line == null) {
				return;
			}
			x = line.x1;
			y = line.y1;
			x2 = line.x2;
			y2 = line.y2;
		}

		grid.line(x, y, x2, y2);
	}
}