Source Code : Full screen test

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Full screen test

import java.awt.Color;
import java.awt.DisplayMode;
import java.awt.Frame;
import java.awt.Graphics;
import java.awt.GraphicsDevice;
import java.awt.GraphicsEnvironment;
import java.awt.Rectangle;
import java.awt.image.BufferStrategy;

public class FullScreen {

  private static int counter = 0;

  private static final int MAX = 50;

  private static DisplayMode MODES[] = new DisplayMode[] {
      new DisplayMode(640, 480, 32, 0), new DisplayMode(640, 480, 16, 0),
      new DisplayMode(640, 480, 8, 0) };

  private static DisplayMode getBestDisplayMode(GraphicsDevice device) {
    for (int x = 0, xn = MODES.length; x < xn; x++) {
      DisplayMode[] modes = device.getDisplayModes();
      for (int i = 0, in = modes.length; i < in; i++) {
        if (modes[i].getWidth() == MODES[x].getWidth()
            && modes[i].getHeight() == MODES[x].getHeight()
            && modes[i].getBitDepth() == MODES[x].getBitDepth()) {
          return MODES[x];
        }
      }
    }
    return null;
  }

  public static void main(String args[]) {
    GraphicsEnvironment graphicsEnvironment = GraphicsEnvironment
        .getLocalGraphicsEnvironment();
    GraphicsDevice graphicsDevice = graphicsEnvironment
        .getDefaultScreenDevice();
    DisplayMode originalDisplayMode = graphicsDevice.getDisplayMode();

    try {
      Frame frame = new Frame();
      frame.setUndecorated(true);
      frame.setIgnoreRepaint(true);
      graphicsDevice.setFullScreenWindow(frame);
      if (graphicsDevice.isDisplayChangeSupported()) {
        graphicsDevice
            .setDisplayMode(getBestDisplayMode(graphicsDevice));
      }
      frame.createBufferStrategy(2); // 2 buffers
      Rectangle bounds = frame.getBounds();
      BufferStrategy bufferStrategy = frame.getBufferStrategy();
      while (!done()) {
        Graphics g = null;
        try {
          g = bufferStrategy.getDrawGraphics();
          if ((counter <= 2)) { // 2 buffers
            g.setColor(Color.CYAN);
            g.fillRect(0, 0, bounds.width, bounds.height);
          }
          g.setColor(Color.RED);
          // redraw prior line, too, since 2 buffers
          if (counter != 1) {
            g.drawLine(counter - 1, (counter - 1) * 5,
                bounds.width, bounds.height);
          }
          g.drawLine(counter, counter * 5, bounds.width,
              bounds.height);
          bufferStrategy.show();
        } finally {
          if (g != null) {
            g.dispose();
          }
        }
        try {
          Thread.sleep(250);
        } catch (InterruptedException ignored) {
        }
      }
    } finally {
      graphicsDevice.setDisplayMode(originalDisplayMode);
      graphicsDevice.setFullScreenWindow(null);
    }
    System.exit(0);
  }

  private static boolean done() {
    return (counter++ == MAX);
  }
}


           
       

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