Added bird generator from the official project.

src/fr/devinsy/catgenerator/core/BirdGenerator.java

@@ -0,0 +1,247 @@
+/*
+ * Copyright (C) 2020 Christian Pierre MOMON <christian@momon.org>
+ *
+ * This file is part of CatGenerator, simple service statistics tool.
+ *
+ * CatGenerator is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * CatGenerator is 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 Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with CatGenerator.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package fr.devinsy.catgenerator.core;
+
+import java.awt.Color;
+import java.awt.Graphics2D;
+import java.awt.image.BufferedImage;
+import java.io.File;
+import java.io.IOException;
+import java.net.URL;
+import java.util.Random;
+
+import javax.imageio.ImageIO;
+
+import org.apache.commons.codec.digest.DigestUtils;
+import org.apache.commons.io.FileUtils;
+import org.apache.commons.io.FilenameUtils;
+import org.apache.commons.lang3.RandomStringUtils;
+import org.apache.commons.lang3.StringUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * The Class BirdGenerator.
+ */
+public class BirdGenerator
+{
+    private static Logger logger = LoggerFactory.getLogger(BirdGenerator.class);
+
+    /**
+     * Builds the avatar.
+     *
+     * @return the buffered image
+     * @throws IOException
+     *             Signals that an I/O exception has occurred.
+     */
+    public static BufferedImage buildAvatar() throws IOException
+    {
+        BufferedImage result;
+
+        String seed = RandomStringUtils.randomAlphanumeric(10);
+        result = buildAvatar(seed);
+
+        //
+        return result;
+    }
+
+    /**
+     * Builds the avatar.
+     *
+     * @param size
+     *            the size
+     * @return the buffered image
+     * @throws IOException
+     *             Signals that an I/O exception has occurred.
+     */
+    public static BufferedImage buildAvatar(final int size) throws IOException
+    {
+        BufferedImage result;
+
+        result = buildAvatar();
+        result = CatGeneratorUtils.resize(result, size, size);
+
+        //
+        return result;
+    }
+
+    /**
+     * Builds the cat.
+     *
+     * @param seed
+     *            the seed
+     * @param size
+     *            the size
+     * @throws IOException
+     */
+    public static BufferedImage buildAvatar(final String seed) throws IOException
+    {
+        BufferedImage result;
+
+        if (StringUtils.isBlank(seed))
+        {
+            result = buildAvatar();
+        }
+        else
+        {
+            // Create an empty image.
+            result = new BufferedImage(256, 256, BufferedImage.TYPE_INT_ARGB);
+            Graphics2D grapher = result.createGraphics();
+            grapher.setBackground(Color.WHITE);
+            grapher.clearRect(0, 0, 256, 256);
+
+            // Add stuff.
+            // Initialize the random generator.
+            Random generator = new Random(Integer.parseInt(DigestUtils.md5Hex(seed).substring(0, 6), 16));
+            drawImage(grapher, "tail", generator.nextInt(9) + 1);
+            drawImage(grapher, "hoop", generator.nextInt(10) + 1);
+            drawImage(grapher, "body", generator.nextInt(9) + 1);
+            drawImage(grapher, "wing", generator.nextInt(9) + 1);
+            drawImage(grapher, "eyes", generator.nextInt(9) + 1);
+            drawImage(grapher, "bec", generator.nextInt(9) + 1);
+            drawImage(grapher, "accessorie", generator.nextInt(20) + 1);
+
+            grapher.dispose();
+        }
+        //
+        return result;
+
+    }
+
+    /**
+     * Builds the cat.
+     *
+     * @param seed
+     *            the seed
+     * @param size
+     *            the size
+     * @return the buffered image
+     * @throws IOException
+     */
+    public static BufferedImage buildAvatar(final String seed, final int size) throws IOException
+    {
+        BufferedImage result;
+
+        BufferedImage avatar = buildAvatar(seed);
+        result = CatGeneratorUtils.resize(avatar, size, size);
+
+        //
+        return result;
+    }
+
+    /**
+     * Generate cat logo.
+     *
+     * @param seed
+     *            the seed
+     * @param target
+     *            the target
+     * @throws IOException
+     *             Signals that an I/O exception has occurred.
+     */
+    public static void buildAvatarFromPeeperCarrotWebsite(final String seed, final File target) throws IOException
+    {
+        URL source = new URL("https://www.peppercarrot.com/extras/html/2016_cat-generator/avatar.php?seed=" + seed);
+        FileUtils.copyURLToFile(source, target, 5000, 5000);
+    }
+
+    /**
+     * Builds the avatar to.
+     *
+     * @param target
+     *            the target
+     * @throws IOException
+     *             Signals that an I/O exception has occurred.
+     */
+    public static void buildAvatarTo(final File target) throws IOException
+    {
+        BufferedImage result = buildAvatar();
+
+        ImageIO.write(result, FilenameUtils.getExtension(target.getName()), target);
+    }
+
+    /**
+     * Builds the avatar to.
+     *
+     * @param size
+     *            the size
+     * @param target
+     *            the target
+     * @throws IOException
+     *             Signals that an I/O exception has occurred.
+     */
+    public static void buildAvatarTo(final int size, final File target) throws IOException
+    {
+        BufferedImage result = buildAvatar(size);
+        ImageIO.write(result, FilenameUtils.getExtension(target.getName()), target);
+    }
+
+    /**
+     * Builds the avatar to.
+     *
+     * @param seed
+     *            the seed
+     * @param target
+     *            the target
+     * @throws IOException
+     *             Signals that an I/O exception has occurred.
+     */
+    public static void buildAvatarTo(final String seed, final File target) throws IOException
+    {
+        BufferedImage result = buildAvatar(seed);
+        ImageIO.write(result, FilenameUtils.getExtension(target.getName()), target);
+    }
+
+    /**
+     * Builds the avatar to.
+     *
+     * @param seed
+     *            the seed
+     * @param size
+     *            the size
+     * @param target
+     *            the target
+     * @throws IOException
+     *             Signals that an I/O exception has occurred.
+     */
+    public static void buildAvatarTo(final String seed, final int size, final File target) throws IOException
+    {
+        BufferedImage result = buildAvatar(seed, size);
+        ImageIO.write(result, FilenameUtils.getExtension(target.getName()), target);
+    }
+
+    /**
+     * Draw image.
+     *
+     * @param grapher
+     *            the grapher
+     * @param name
+     *            the name
+     * @param index
+     *            the index
+     * @throws IOException
+     *             Signals that an I/O exception has occurred.
+     */
+    private static void drawImage(final Graphics2D grapher, final String name, final int index) throws IOException
+    {
+        URL url = BirdGenerator.class.getResource("/fr/devinsy/catgenerator/core/images/cat" + name + "_" + index + ".png");
+        BufferedImage part = ImageIO.read(url);
+        grapher.drawImage(part, null, 0, 0);
+    }
+}