java programming help.

package mosaic;

import java.awt.image.BufferedImage;

import images.ImageUtils;

public class TileFactory { public final int tileWidth; public final int tileHeight; // TODO: you will NOT be keeping this array in your final code; // see assignment description for details private final int[] hues; /** * * @param colors the palette of RGB colors for this TileFactory * @param tileWidth width (in pixels) for each tile * @param tileHeight height (in pixels) for each tile */ public TileFactory(int[] colors, int tileWidth, int tileHeight) { this.tileWidth = tileWidth; this.tileHeight = tileHeight; // TODO: when you replace the int[] hues, be sure to replace this code, as well hues = new int[colors.length]; for (int i = 0; i < hues.length; i++) { hues[i] = Math.round(ImageUtils.hue(colors[i])); } } /** * Returns the distance between two hues on the circle [0,256). * * @param hue1 * @param hue2 * @return the distance between two hues. */ static int hueDistance(int hue1, int hue2) { // TODO return 0; } /** * Returns the closest hue from the fixed palette this TileFactory contains. * @param hue * @return the closest hue from the palette */ Integer closestHue(int hue) { // TODO return 0; } /** * Adds an image to this TileFactory for later use. * @param image the image to add */ public void addImage(BufferedImage image) { image = ImageUtils.resize(image, tileWidth, tileHeight); int avgHue = ImageUtils.averageHue(image); // TODO: add the image to the appropriate place in your map from hues to lists of images } /** * Returns the next tile from the list associated with the hue most closely matching the input hue. * * The returned values should cycle through the list. Each time this method is called, the next * tile in the list will be returned; when the end of the list is reached, the cycle starts over. * * @param hue the color to match * @return a tile matching hue */ public BufferedImage getTile(int hue) { // TODO: return an appropriate image from your map of hues to lists of images; // see assignment description for details return null; } }

===========================

/* * Copyright 2017 Marc Liberatore. */

package mosaic;

import images.ImagePanel; import images.ImageUtils; import images.Mosaic;

import javax.imageio.ImageIO; import javax.swing.*; import java.awt.*; import java.awt.image.BufferedImage; import java.io.File; import java.io.IOException;

@SuppressWarnings("serial") public class MosaicDriver extends JFrame { private static final int WIDTH = 10; private static final int HEIGHT = 10; private static final String RESOURCE_DIR = "test" + File.separator + "resources" + File.separator; public MosaicDriver() throws IOException { add(new ImagePanel(makeMosaic())); pack(); setTitle("Image Mosaic"); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); setLocationRelativeTo(null); } public static BufferedImage makeMosaic() throws IOException { // first, choose the set of colors (the "palette") for the mosaic int[] palette = {0xFF0000, 0x00FF00, 0x0000FF}; // then instantiate a TileFactor with this palette TileFactory tileFactory = new TileFactory(palette, WIDTH, HEIGHT); // load the test images for (String color: new String[] {"red", "green", "blue"}) { for (BufferedImage image: ImageUtils.loadFromDirectory(new File(RESOURCE_DIR + color))) { tileFactory.addImage(image); } } // load the target image File file = new File(RESOURCE_DIR + "nature.jpg"); BufferedImage image = ImageIO.read(file); image = ImageUtils.resize(image, 1152, 720); // create a Mosaic with this target image and the previously initialized TileFactory Mosaic mosaic = new Mosaic(image, tileFactory); BufferedImage imageMosaic = mosaic.buildMosaic(); return imageMosaic; } public static void main(String[] args) throws IOException { EventQueue.invokeLater(new Runnable() {

@Override public void run() { MosaicDriver m; try { m = new MosaicDriver(); } catch (IOException e) { e.printStackTrace(); return; } m.setVisible(true); } }); } }

thank you!