net.sourceforge.plantuml.ugraphic.html5.Html5Drawer Maven / Gradle / Ivy

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PlantUML is a component that allows to quickly write : * sequence diagram, * use case diagram, * class diagram, * activity diagram, * component diagram, * state diagram * object diagram

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/* ========================================================================
 * PlantUML : a free UML diagram generator
 * ========================================================================
 *
 * (C) Copyright 2009-2013, Arnaud Roques
 *
 * Project Info:  http://plantuml.sourceforge.net
 * 
 * This file is part of PlantUML.
 *
 * 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.
 *
 * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
 * in the United States and other countries.]
 *
 * Original Author:  Arnaud Roques
 *
 */
package net.sourceforge.plantuml.ugraphic.html5;

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

import net.sourceforge.plantuml.eps.EpsGraphics;

public class Html5Drawer {

	private int maxX = 10;
	private int maxY = 10;
	private String strokeStyle = "black";
	private String fillStyle = "black";

	private List data = new ArrayList();

	final protected void ensureVisible(double x, double y) {
		if (x > maxX) {
			maxX = (int) (x + 1);
		}
		if (y > maxY) {
			maxY = (int) (y + 1);
		}
	}

	private static String format(double x) {
		return EpsGraphics.format(x);
	}

	public final void setStrokeColor(String stroke) {
		this.strokeStyle = stroke;
	}

	public final void setFillColor(String fill) {
		this.fillStyle = fill;
	}

	public String generateHtmlCode() {
		final StringBuilder sb = new StringBuilder();
		ap(sb, "");
		ap(sb, "");
		ap(sb, "");
		ap(sb, "");
		ap(sb, "");
return sb.toString();
}
private void ap(StringBuilder sb, String s) {
sb.append(s);
sb.append('\n');
}
public void htmlRectangle(double x, double y, double width, double height, double rx, double ry) {
ensureVisible(x, y);
ensureVisible(x + width, y + height);
// if (fillcolor != null) {
// appendColor(fillcolor);
// epsRectangleInternal(x, y, width, height, rx, ry, true);
// append("closepath eofill", true);
// }
//
// if (color != null) {
// append(strokeWidth + " setlinewidth", true);
// appendColor(color);
// epsRectangleInternal(x, y, width, height, rx, ry, false);
// append("closepath stroke", true);
// }
data.add("//RECT");
data.add("ctx.strokeStyle='" + strokeStyle + "';");
data.add("ctx.fillStyle='" + fillStyle + "';");
data.add("ctx.rect(" + format(x) + "," + format(y) + "," + format(width) + "," + format(height) + ");");
data.add("ctx.fill();");
data.add("ctx.stroke();");
}
public void htmlLine(double x1, double y1, double x2, double y2, double deltaShadow) {
ensureVisible(x1 + 2 * deltaShadow, y1 + 2 * deltaShadow);
ensureVisible(x2 + 2 * deltaShadow, y2 + 2 * deltaShadow);
data.add("ctx.strokeStyle='" + strokeStyle + "';");
data.add("ctx.beginPath();");
data.add("ctx.moveTo(" + format(x1) + "," + format(y1) + ");");
data.add("ctx.lineTo(" + format(x2) + "," + format(y2) + ");");
data.add("ctx.stroke();");
data.add("ctx.closePath();");
}
}