double buffering and stuff
marcus13345
parent
ca157a538c
commit
f09b811baa
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@ -2,6 +2,7 @@ import java.awt.Canvas;
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import java.awt.Color;
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import java.awt.Cursor;
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import java.awt.Graphics;
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import java.awt.Graphics2D;
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import java.awt.Point;
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import java.awt.Toolkit;
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import java.awt.event.KeyEvent;
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@ -11,6 +12,7 @@ import java.awt.event.MouseMotionListener;
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import java.awt.event.WindowEvent;
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import java.awt.geom.AffineTransform;
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import java.awt.image.AffineTransformOp;
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import java.awt.image.BufferStrategy;
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import java.awt.image.BufferedImage;
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import java.io.IOException;
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import java.io.InputStream;
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@ -18,20 +20,20 @@ import java.net.HttpURLConnection;
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import java.net.URL;
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import java.util.ArrayList;
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import javax.imageio.ImageIO;
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import javax.swing.ImageIcon;
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import javax.swing.JFrame;
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import com.google.gson.Gson;
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public class ScrollingMain extends Canvas implements KeyListener,
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MouseMotionListener {
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public class ScrollingMain extends Canvas implements KeyListener, MouseMotionListener {
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public static void main(String[] args) {
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new ScrollingMain();
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}
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private JFrame frame;
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private final Object LOCK = new Object();
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public ScrollingMain() {
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frame = new JFrame();
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@ -43,111 +45,126 @@ public class ScrollingMain extends Canvas implements KeyListener,
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this.addMouseMotionListener(this);
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this.addKeyListener(this);
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createBufferStrategy(2);
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BufferStrategy bs = getBufferStrategy();
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requestFocus();
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// Transparent 16 x 16 pixel cursor image.
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BufferedImage cursorImg = new BufferedImage(16, 16,
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BufferedImage.TYPE_INT_ARGB);
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BufferedImage cursorImg = new BufferedImage(16, 16, BufferedImage.TYPE_INT_ARGB);
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// Create a new blank cursor.
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Cursor blankCursor = Toolkit.getDefaultToolkit().createCustomCursor(
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cursorImg, new Point(0, 0), "blank cursor");
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Cursor blankCursor = Toolkit.getDefaultToolkit().createCustomCursor(cursorImg, new Point(0, 0), "blank cursor");
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// Set the blank cursor to the JFrame.
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frame.getContentPane().setCursor(blankCursor);
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final int pages = Integer.parseInt(new Variable("imgurscreensaver",
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"pages", "10", false).getValue());
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final int pages = Integer.parseInt(new Variable("imgurscreensaver", "pages", "10", false).getValue());
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new Thread(new Runnable() {
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public void run() {
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loopPages(pages, new Variable("imgurscreensaver", "subreddit",
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"annakendrick", false).getValue());
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}
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}).start();
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loopPages(pages, new Variable("imgurscreensaver", "subreddit", "annakendrick", false).getValue());
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loopPages(pages, "emmawatson");
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loopPages(pages, "katyperry");
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loopPages(pages, "selenagomez");
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// loopPages(pages, "emmawatson");
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int elapsed = 0;
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while (true) {
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try {
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Thread.sleep(35);
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Thread.sleep(35 - elapsed);
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} catch (Exception e) {
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e.printStackTrace();
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}
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repaint();
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long start = System.currentTimeMillis();
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Graphics2D g = (Graphics2D)bs.getDrawGraphics();
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render(g);
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bs.show();
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long end = System.currentTimeMillis();
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elapsed = (int) (end - start);
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}
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}
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private double timeOff = 0;
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private ArrayList<Double> timeThings = new ArrayList<Double>();
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private void loopPages(int pages, String subreddit) {
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while (true)
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for (int page = 0; page < pages; page++)
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try {
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private void loopPages(final int pages, final String subreddit) {
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new Thread(new Runnable() {
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public void run() {
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ArrayList<BufferedImage> list = new ArrayList<BufferedImage>();
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synchronized (LOCK) {
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images.add(list);
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timeThings.add(0d);
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}
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String path = "https://api.imgur.com/3/gallery/r/"
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+ subreddit + "/time/" + page + ".json";
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while (true) {
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for (int page = 0; page < pages; page++) {
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try {
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HttpURLConnection connection = (HttpURLConnection) ((new URL(
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path)).openConnection());
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String path = "https://api.imgur.com/3/gallery/r/" + subreddit + "/time/" + page + ".json";
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System.out.println("Connecting...");
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HttpURLConnection connection = (HttpURLConnection) ((new URL(path)).openConnection());
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connection.setRequestMethod("GET");
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// TODO Auto-generated catch block
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connection.addRequestProperty("Authorization",
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"client-id 76535d44f1f94da");
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connection.connect();
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System.out.println("Connecting...");
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System.out.println("Response recieved with code "
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+ connection.getResponseCode());
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connection.setRequestMethod("GET");
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if (connection.getResponseCode() == 200) {
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connection.addRequestProperty("Authorization", "client-id 76535d44f1f94da");
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InputStream responseStream = connection
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.getInputStream();
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StringBuilder builder = new StringBuilder();
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int j = -1;
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while ((j = responseStream.read()) != -1)
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builder.append((char) j);
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connection.connect();
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System.out.println(builder.toString());
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System.out.println("Response recieved with code " + connection.getResponseCode());
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Gson gson = new Gson();
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ImageArray response = gson.fromJson(builder.toString(),
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ImageArray.class);
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if (connection.getResponseCode() == 200) {
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for (int imageCounter = 0; imageCounter < response.data.length;) {
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InputStream responseStream = connection.getInputStream();
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StringBuilder builder = new StringBuilder();
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int j = -1;
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while ((j = responseStream.read()) != -1)
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builder.append((char) j);
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Image image = response.data[imageCounter];
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System.out.println(builder.toString());
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Gson gson = new Gson();
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ImageArray response = gson.fromJson(builder.toString(), ImageArray.class);
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for (int imageCounter = 0; imageCounter < response.data.length;) {
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Image image = response.data[imageCounter];
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if (image.type.equals("image/gif"))
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imageCounter++;
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else if (!(image.nsfw && filterNSFW) && list.size() < 6) {
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String url = "http://imgur.com/" + (image.id) + (parseExtension(image.type));
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BufferedImage toAdd = convertImage(new ImageIcon(new URL(url)).getImage());
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toAdd = getScaledImage(toAdd, getWidth(), getHeight() / images.size());
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synchronized (LOCK) {
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list.add(toAdd);
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}
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imageCounter++;
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} else {
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Thread.sleep(SLEEPTIME);
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}
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if(image.type.equals("image/gif")) imageCounter ++;
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else if (!(image.nsfw && filterNSFW)
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&& images.size() < 6) {
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String url = "http://imgur.com/" + (image.id)
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+ (parseExtension(image.type));
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BufferedImage toAdd = convertImage(new ImageIcon(
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new URL(url)).getImage());
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toAdd = getScaledImage(toAdd, getWidth(),
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getHeight());
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synchronized (images) {
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images.add(toAdd);
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}
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imageCounter++;
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} else {
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Thread.sleep(SLEEPTIME);
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}
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} catch (Exception e) {
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}
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}
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} catch (Exception e) {
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}
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}
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}).start();
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}
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private BufferedImage convertImage(java.awt.Image image) {
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BufferedImage buffer = new BufferedImage(image.getWidth(null),
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image.getHeight(null), BufferedImage.TYPE_INT_ARGB);
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BufferedImage buffer = new BufferedImage(image.getWidth(null), image.getHeight(null), BufferedImage.TYPE_INT_ARGB);
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buffer.getGraphics().drawImage(image, 0, 0, null);
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return buffer;
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}
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@ -164,22 +181,13 @@ public class ScrollingMain extends Canvas implements KeyListener,
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}
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}
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private ArrayList<BufferedImage> images = new ArrayList<BufferedImage>();
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private ArrayList<ArrayList<BufferedImage>> images = new ArrayList<ArrayList<BufferedImage>>();
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private boolean filterNSFW = Boolean.parseBoolean(new Variable(
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"imgurscreensaver", "filterNSFW", "true", false).getValue());
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private boolean filterNSFW = Boolean.parseBoolean(new Variable("imgurscreensaver", "filterNSFW", "true", false).getValue());
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private static final long SLEEPTIME = 500;
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public void update(Graphics g) {
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java.awt.Image buffer = createImage(getWidth(), getHeight());
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Graphics g2 = buffer.getGraphics();
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paint(g2);
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g.drawImage(buffer, 0, 0, null);
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}
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private BufferedImage getScaledImage(BufferedImage image, int width,
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int height) throws IOException {
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private BufferedImage getScaledImage(BufferedImage image, int width, int height) throws IOException {
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int imageWidth = image.getWidth();
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int imageHeight = image.getHeight();
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@ -189,7 +197,6 @@ public class ScrollingMain extends Canvas implements KeyListener,
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double aspect = (double) imageWidth / imageHeight;
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double screenAspect = ((double) getWidth() / getHeight());
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System.out.println("" + aspect + "\n" + screenAspect);
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// fill or fit bit
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if (scaleX > scaleY)
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@ -198,24 +205,19 @@ public class ScrollingMain extends Canvas implements KeyListener,
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scaleY = scaleX;
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// give us the transform object thing
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AffineTransform scaleTransform = AffineTransform.getScaleInstance(
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scaleX, scaleY);
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AffineTransform scaleTransform = AffineTransform.getScaleInstance(scaleX, scaleY);
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// then make the scaling algorithm thing.
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AffineTransformOp bilinearScaleOp = new AffineTransformOp(
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scaleTransform, AffineTransformOp.TYPE_BILINEAR);
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AffineTransformOp bilinearScaleOp = new AffineTransformOp(scaleTransform, AffineTransformOp.TYPE_BILINEAR);
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// out new image that we need to crop onto the buffer with the right
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// dimensions.
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BufferedImage newImage = bilinearScaleOp.filter(image,
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new BufferedImage((int) (imageWidth * scaleX),
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(int) (imageHeight * scaleY), image.getType()));
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BufferedImage newImage = bilinearScaleOp.filter(image, new BufferedImage((int) (imageWidth * scaleX), (int) (imageHeight * scaleY), image.getType()));
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// Image newImage = image.getScaledInstance((int) (imageWidth * scaleX),
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// (int) (imageWidth * scaleY), Image.SCALE_SMOOTH);
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// make the buffer
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BufferedImage buffer = new BufferedImage((int) (imageWidth * scaleX),
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(int) (imageHeight * scaleY), BufferedImage.TYPE_INT_ARGB);
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BufferedImage buffer = new BufferedImage((int) (imageWidth * scaleX), (int) (imageHeight * scaleY), BufferedImage.TYPE_INT_ARGB);
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Graphics g = buffer.getGraphics();
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int newImageWidth = newImage.getWidth(null);
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@ -228,35 +230,43 @@ public class ScrollingMain extends Canvas implements KeyListener,
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return buffer;
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}
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public void paint(Graphics g) {
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public void render(Graphics g) {
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g.setColor(Color.BLACK);
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g.fillRect(0, 0, getWidth(), getHeight());
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g.setColor(Color.WHITE);
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g.drawString("Connecting to server...", 0, getHeight());
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try {
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// BufferedImage image = (BufferedImage) ImageIO.read(new
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// URL(currentURL));
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if (images.size() > 0) {
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g.setColor(Color.BLACK);
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g.fillRect(0, 0, getWidth(), getHeight());
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synchronized (LOCK) {
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g.setColor(Color.BLACK);
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g.fillRect(0, 0, getWidth(), getHeight());
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g.setColor(Color.WHITE);
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g.drawString("Connecting to server...", 0, getHeight());
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try {
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// BufferedImage image = (BufferedImage) ImageIO.read(new
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// URL(currentURL));
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if (images.size() > 0) {
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/*
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* g.setColor(Color.BLACK); g.fillRect(0, 0, getWidth(),
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* getHeight());
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*/
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int i = 0;
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int xPos = (int) (0 - timeOff);
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synchronized (images) {
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for (BufferedImage image : images) {
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g.drawImage(image, xPos, 0, null);
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xPos += image.getWidth();
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}
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timeOff += 5d;
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int firstWidth = images.get(0).getWidth();
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if (timeOff > firstWidth) {
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timeOff -= firstWidth;
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images.remove(0);
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for (ArrayList<BufferedImage> list : images) {
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int xPos = (int) (0 - timeThings.get(i));
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for (BufferedImage image : list) {
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g.drawImage(image, xPos, i * (getHeight() / images.size()), null);
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xPos += image.getWidth();
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}
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timeThings.set(i, timeThings.get(i) + 10d);
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int firstWidth = list.get(0).getWidth();
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if (timeThings.get(i) > firstWidth) {
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timeThings.set(i, timeThings.get(i) - firstWidth);
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list.remove(0);
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}
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i++;
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}
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}
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} catch (Exception e) {
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e.printStackTrace();
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}
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} catch (Exception e) {
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e.printStackTrace();
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}
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}
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