mirror of https://github.com/octoleo/plantuml.git
114 lines
3.9 KiB
Java
114 lines
3.9 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 2009-2020, 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.ugraphic.g2d;
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import java.awt.BasicStroke;
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import java.awt.GradientPaint;
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import java.awt.Graphics2D;
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import java.awt.Shape;
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import java.awt.geom.Arc2D;
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import java.awt.geom.Ellipse2D;
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import net.sourceforge.plantuml.EnsureVisible;
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import net.sourceforge.plantuml.ugraphic.UDriver;
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import net.sourceforge.plantuml.ugraphic.UEllipse;
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import net.sourceforge.plantuml.ugraphic.UParam;
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import net.sourceforge.plantuml.ugraphic.UShape;
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import net.sourceforge.plantuml.ugraphic.color.ColorMapper;
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import net.sourceforge.plantuml.ugraphic.color.HColor;
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import net.sourceforge.plantuml.ugraphic.color.HColorGradient;
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public class DriverEllipseG2d extends DriverShadowedG2d implements UDriver<Graphics2D> {
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private final double dpiFactor;
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private final EnsureVisible visible;
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public DriverEllipseG2d(double dpiFactor, EnsureVisible visible) {
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this.dpiFactor = dpiFactor;
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this.visible = visible;
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}
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public void draw(UShape ushape, double x, double y, ColorMapper mapper, UParam param, Graphics2D g2d) {
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final UEllipse ellipse = (UEllipse) ushape;
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g2d.setStroke(new BasicStroke((float) param.getStroke().getThickness()));
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visible.ensureVisible(x, y);
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visible.ensureVisible(x + ellipse.getWidth(), y + ellipse.getHeight());
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final HColor color = param.getColor();
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if (ellipse.getStart() == 0 && ellipse.getExtend() == 0) {
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final Shape shape = new Ellipse2D.Double(x, y, ellipse.getWidth(), ellipse.getHeight());
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// Shadow
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if (ellipse.getDeltaShadow() != 0) {
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drawShadow(g2d, shape, ellipse.getDeltaShadow(), dpiFactor);
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}
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final HColor back = param.getBackcolor();
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if (back instanceof HColorGradient) {
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final GradientPaint paint = DriverRectangleG2d.getPaintGradient(x, y, mapper, ellipse.getWidth(),
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ellipse.getHeight(), back);
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g2d.setPaint(paint);
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g2d.fill(shape);
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DriverRectangleG2d.drawBorder(param, color, mapper, ellipse, shape, g2d, x, y);
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} else {
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if (back != null) {
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g2d.setColor(mapper.toColor(param.getBackcolor()));
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DriverRectangleG2d.managePattern(param, g2d);
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g2d.fill(shape);
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}
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if (color != null && color.equals(param.getBackcolor()) == false) {
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DriverRectangleG2d.drawBorder(param, color, mapper, ellipse, shape, g2d, x, y);
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}
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}
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} else {
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final Shape arc = new Arc2D.Double(x, y, ellipse.getWidth(), ellipse.getHeight(),
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round(ellipse.getStart()), round(ellipse.getExtend()), Arc2D.OPEN);
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if (color != null) {
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g2d.setColor(mapper.toColor(color));
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g2d.draw(arc);
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}
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}
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}
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private static final double ROU = 5.0;
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static double round(double value) {
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return value;
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// final int v = (int) Math.round(value / ROU);
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// return v * ROU;
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}
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}
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