net.sourceforge.plantuml.klimt.drawing.html5.Html5Drawer Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of plantuml-lgpl Show documentation
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.
/* +=======================================================================
 * |
 * |      PlantUML : a free UML diagram generator
 * |
 * +=======================================================================
 *
 * (C) Copyright 2009-2024, Arnaud Roques
 *
 * Project Info:  https://plantuml.com
 *
 * If you like this project or if you find it useful, you can support us at:
 *
 * https://plantuml.com/patreon (only 1$ per month!)
 * https://plantuml.com/liberapay (only 1€ per month!)
 * https://plantuml.com/paypal
 *
 *
 * PlantUML is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser 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 Lesser General Public
 * License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this library.  If not, see .
 *
 * PlantUML can occasionally display sponsored or advertising messages. Those
 * messages are usually generated on welcome or error images and never on
 * functional diagrams.
 * See https://plantuml.com/professional if you want to remove them
 *
 * Images (whatever their format : PNG, SVG, EPS...) generated by running PlantUML
 * are owned by the author of their corresponding sources code (that is, their
 * textual description in PlantUML language). Those images are not covered by
 * this LGPL license.
 *
 * The generated images can then be used without any reference to the LGPL license.
 * It is not even necessary to stipulate that they have been generated with PlantUML,
 * although this will be appreciated by the PlantUML team.
 *
 * There is an exception : if the textual description in PlantUML language is also covered
 * by any license, then the generated images are logically covered
 * by the very same license.
 *
 * This is the IGY distribution (Install GraphViz by Yourself).
 * You have to install GraphViz and to setup the GRAPHVIZ_DOT environment variable
 * (see https://plantuml.com/graphviz-dot )
 *
 * Icons provided by OpenIconic :  https://useiconic.com/open
 * Archimate sprites provided by Archi :  http://www.archimatetool.com
 * Stdlib AWS provided by https://github.com/milo-minderbinder/AWS-PlantUML
 * Stdlib Icons provided https://github.com/tupadr3/plantuml-icon-font-sprites
 * ASCIIMathML (c) Peter Jipsen http://www.chapman.edu/~jipsen
 * ASCIIMathML (c) David Lippman http://www.pierce.ctc.edu/dlippman
 * CafeUndZopfli ported by Eugene Klyuchnikov https://github.com/eustas/CafeUndZopfli
 * Brotli (c) by the Brotli Authors https://github.com/google/brotli
 * Themes (c) by Brett Schwarz https://github.com/bschwarz/puml-themes
 * Twemoji (c) by Twitter at https://twemoji.twitter.com/
 *
 */
package net.sourceforge.plantuml.klimt.drawing.html5;

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

import net.sourceforge.plantuml.tikz.TikzGraphics;

public class Html5Drawer {
    // ::remove folder when __HAXE__

	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 TikzGraphics.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();");
	}

}