mirror of https://github.com/octoleo/plantuml.git
88 lines
2.7 KiB
Java
88 lines
2.7 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 2009-2013, Arnaud Roques
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*
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* Project Info: http://plantuml.sourceforge.net
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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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* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
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* in the United States and other countries.]
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*
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* Original Author: Arnaud Roques
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*
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* Revision $Revision: 10103 $
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*
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*/
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package net.sourceforge.plantuml;
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import java.awt.Color;
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import java.awt.Graphics2D;
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import java.awt.geom.AffineTransform;
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import java.awt.image.BufferedImage;
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import net.sourceforge.plantuml.ugraphic.ColorMapperIdentity;
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import net.sourceforge.plantuml.ugraphic.UAntiAliasing;
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import net.sourceforge.plantuml.ugraphic.g2d.UGraphicG2d;
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public class EmptyImageBuilder {
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private final BufferedImage im;
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private final Graphics2D g2d;
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public EmptyImageBuilder(double width, double height, Color background) {
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this((int) width, (int) height, background);
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}
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public EmptyImageBuilder(int width, int height, Color background) {
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Log.info("Creating image " + width + "x" + height);
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im = new BufferedImage(width, height, background == null ? BufferedImage.TYPE_INT_ARGB
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: BufferedImage.TYPE_INT_RGB);
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g2d = im.createGraphics();
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UAntiAliasing.ANTI_ALIASING_ON.apply(g2d);
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if (background != null) {
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g2d.setColor(background);
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g2d.fillRect(0, 0, width, height);
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}
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}
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public EmptyImageBuilder(int width, int height, Color background, double dpiFactor) {
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this(width * dpiFactor, height * dpiFactor, background);
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if (dpiFactor != 1.0) {
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g2d.setTransform(AffineTransform.getScaleInstance(dpiFactor, dpiFactor));
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}
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}
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public BufferedImage getBufferedImage() {
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return im;
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}
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public Graphics2D getGraphics2D() {
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return g2d;
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}
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public UGraphicG2d getUGraphicG2d() {
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final UGraphicG2d result = new UGraphicG2d(new ColorMapperIdentity(), g2d, 1.0);
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result.setBufferedImage(im);
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return result;
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}
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}
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