mirror of https://github.com/octoleo/plantuml.git
89 lines
2.8 KiB
Java
89 lines
2.8 KiB
Java
/* ========================================================================
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* PlantUML : a free UML diagram generator
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* ========================================================================
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*
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* (C) Copyright 2009-2023, Arnaud Roques
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*
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* Project Info: http://plantuml.com
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*
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* If you like this project or if you find it useful, you can support us at:
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*
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* http://plantuml.com/patreon (only 1$ per month!)
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* http://plantuml.com/paypal
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*
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* This file is part of PlantUML.
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*
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* PlantUML is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* PlantUML distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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* License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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* USA.
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*
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*
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* Original Author: Arnaud Roques
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*
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*
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*/
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package net.sourceforge.plantuml.svek;
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import net.sourceforge.plantuml.graphic.UDrawable;
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import net.sourceforge.plantuml.ugraphic.UGraphic;
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import net.sourceforge.plantuml.ugraphic.UPath;
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import net.sourceforge.plantuml.ugraphic.URectangle;
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import net.sourceforge.plantuml.ugraphic.UShape;
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import net.sourceforge.plantuml.ugraphic.UStroke;
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import net.sourceforge.plantuml.ugraphic.color.HColor;
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import net.sourceforge.plantuml.ugraphic.color.HColorUtils;
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public final class RoundedSouth implements UDrawable {
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private final double width;
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private final double height;
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private final HColor backColor;
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private final double rounded;
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public RoundedSouth(double width, double height, HColor backColor, double rounded) {
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if (width == 0)
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throw new IllegalArgumentException();
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if (height == 0)
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throw new IllegalArgumentException();
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this.width = width;
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this.height = height;
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this.rounded = rounded;
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this.backColor = backColor;
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}
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public void drawU(UGraphic ug) {
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if (HColorUtils.isTransparent(backColor))
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return;
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final UShape header;
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if (rounded == 0) {
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header = new URectangle(width, height);
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} else {
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final UPath path = new UPath();
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path.moveTo(0, 0);
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path.lineTo(width, 0);
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path.lineTo(width, height - rounded / 2);
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path.arcTo(rounded / 2, rounded / 2, 0, 0, 1, width - rounded / 2, height);
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path.lineTo(rounded / 2, height);
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path.arcTo(rounded / 2, rounded / 2, 0, 0, 1, 0, height - rounded / 2);
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path.lineTo(0, 0);
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path.closePath();
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header = path;
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}
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ug.apply(new UStroke()).apply(backColor).apply(backColor.bg()).draw(header);
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}
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}
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