net.sourceforge.plantuml.eggs.GraphicsPath Maven / Gradle / Ivy
/* ========================================================================
* PlantUML : a free UML diagram generator
* ========================================================================
*
* (C) Copyright 2009-2023, Arnaud Roques
*
* Project Info: http://plantuml.com
*
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* This file is part of PlantUML.
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* 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.
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* Original Author: Arnaud Roques
*
*
*/
package net.sourceforge.plantuml.eggs;
import java.awt.Color;
import java.awt.Graphics2D;
import java.awt.image.BufferedImage;
import java.io.IOException;
import java.io.OutputStream;
import net.sourceforge.plantuml.EmptyImageBuilder;
import net.sourceforge.plantuml.FileFormat;
import net.sourceforge.plantuml.api.ImageDataSimple;
import net.sourceforge.plantuml.core.ImageData;
import net.sourceforge.plantuml.graphic.StringBounder;
import net.sourceforge.plantuml.png.PngIO;
import net.sourceforge.plantuml.ugraphic.UChange;
import net.sourceforge.plantuml.ugraphic.UMotif;
import net.sourceforge.plantuml.ugraphic.color.ColorMapper;
import net.sourceforge.plantuml.ugraphic.color.HColors;
import net.sourceforge.plantuml.ugraphic.g2d.UGraphicG2d;
public class GraphicsPath {
private final String path;
private final ColorMapper colorMapper;
public GraphicsPath(ColorMapper colorMapper, String path) {
this.path = path;
this.colorMapper = colorMapper;
}
public ImageData writeImage(OutputStream os) throws IOException {
final BufferedImage im = createImage();
PngIO.write(im, os, 96);
return new ImageDataSimple(im.getWidth(), im.getHeight());
}
private BufferedImage createImage() {
final StringBounder stringBounder = FileFormat.PNG.getDefaultStringBounder();
final EmptyImageBuilder builder = new EmptyImageBuilder(null, 50, 50, Color.WHITE, stringBounder);
final BufferedImage im = builder.getBufferedImage();
final Graphics2D g2d = builder.getGraphics2D();
final UGraphicG2d ug = new UGraphicG2d(HColors.WHITE, colorMapper, stringBounder, g2d, 1.0);
ug.setBufferedImage(im);
final UMotif motif = new UMotif(path);
motif.drawHorizontal(ug.apply((UChange) HColors.BLACK), 20, 20, 1);
g2d.dispose();
return im;
}
}