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88 lines
3.9 KiB
88 lines
3.9 KiB
19 years ago
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// ymagePNGEncoderAWT.java
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// ---------------------------
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// (C) by Michael Peter Christen; mc@anomic.de
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// first published on http://www.anomic.de
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// Frankfurt, Germany, 2005
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// created: 31.10.2005
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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// Using this software in any meaning (reading, learning, copying, compiling,
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// running) means that you agree that the Author(s) is (are) not responsible
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// for cost, loss of data or any harm that may be caused directly or indirectly
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// by usage of this softare or this documentation. The usage of this software
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// is on your own risk. The installation and usage (starting/running) of this
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// software may allow other people or application to access your computer and
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// any attached devices and is highly dependent on the configuration of the
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// software which must be done by the user of the software; the author(s) is
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// (are) also not responsible for proper configuration and usage of the
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// software, even if provoked by documentation provided together with
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// the software.
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//
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// Any changes to this file according to the GPL as documented in the file
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// gpl.txt aside this file in the shipment you received can be done to the
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// lines that follows this copyright notice here, but changes must not be
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// done inside the copyright notive above. A re-distribution must contain
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// the intact and unchanged copyright notice.
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// Contributions and changes to the program code must be marked as such.
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package de.anomic.ymage;
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import java.awt.Graphics2D;
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import java.awt.Color;
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import java.awt.image.BufferedImage;
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import java.awt.image.WritableRaster;
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import javax.imageio.ImageIO;
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import java.io.File;
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import java.io.IOException;
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public class ymagePNGEncoderAWT {
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public static BufferedImage toImage(ymageMatrix matrix, boolean complementary) {
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// GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
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// GraphicsDevice gs = ge.getDefaultScreenDevice();
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// GraphicsConfiguration gc = gs.getDefaultConfiguration();
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// BufferedImage bi = gc.createCompatibleImage(width, height, Transparency.TRANSLUCENT);
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try {
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BufferedImage bi = new BufferedImage(matrix.getWidth(), matrix.getHeight(), BufferedImage.TYPE_INT_RGB);
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Graphics2D gr = bi.createGraphics();
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gr.setBackground(Color.white);
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gr.clearRect(0, 0, matrix.getWidth(), matrix.getHeight());
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WritableRaster wr = bi.getRaster();
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matrix.getColorMode(complementary);
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for (int i = matrix.getWidth() - 1; i >= 0; i--) {
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for (int j = matrix.getHeight() - 1; j >= 0; j--) {
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wr.setPixel(i, j, matrix.getColor(i, j));
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}
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}
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return bi;
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} catch (Exception e) {
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// strange case where environment disallowes generation of graphics
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System.out.println("Error with Graphics environment:");
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e.printStackTrace();
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return new BufferedImage(0, 0, BufferedImage.TYPE_INT_RGB);
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}
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}
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public static void toPNG(ymageMatrix matrix, boolean complementary, File f) throws IOException {
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BufferedImage bi = toImage(matrix, complementary);
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ImageIO.write(bi, "png", f);
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}
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}
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