Java by API/java.awt/GraphicsDevice

GraphicsDevice: getAvailableAcceleratedMemory()

   <source lang="java">
 

import java.awt.GraphicsDevice; import java.awt.GraphicsEnvironment; import java.awt.image.VolatileImage; public class Main {

 public static void main(String[] argv) throws Exception {
   GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
   GraphicsDevice[] gs = ge.getScreenDevices();
   for (int i = 0; i < gs.length; i++) {
     VolatileImage im = gs[i].getDefaultConfiguration()
         .createCompatibleVolatileImage(1, 1);
     int bytes = gs[i].getAvailableAcceleratedMemory();
     if (bytes < 0) {
       System.out.println("Amount of memory is unlimited");
     }
     im.flush();
   }
 }

}

 </source>
   
  
 
  

GraphicsDevice: getConfigurations()

   <source lang="java">

import java.awt.Dimension; import java.awt.GraphicsConfiguration; import java.awt.GraphicsDevice; import java.awt.GraphicsEnvironment; import java.awt.Point; import java.awt.Rectangle; public class MainClass {

 public static void main(String[] args) {
   GraphicsEnvironment ge;
   ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
   Rectangle vBounds = new Rectangle();
   GraphicsDevice[] gdArray = ge.getScreenDevices();
   for (int i = 0; i < gdArray.length; i++) {
     GraphicsDevice gd = gdArray[i];
     GraphicsConfiguration[] gcArray = gd.getConfigurations();
     for (int j = 0; j < gcArray.length; j++)
       vBounds = vBounds.union(gcArray[j].getBounds());
   }
   Point origin = vBounds.getLocation();
   System.out.println("Virtual x = " + origin.x);
   System.out.println("Virtual y = " + origin.y);
   Dimension size = vBounds.getSize();
   System.out.println("Virtual width = " + size.width);
   System.out.println("Virtual height = " + size.height);
 }

}

 </source>
   
  
 
  

GraphicsDevice: getIDstring()

   <source lang="java">

import java.awt.GraphicsDevice; import java.awt.GraphicsEnvironment; public class MainClass {

 public static void main(String[] a) throws Exception {
   GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
   GraphicsDevice[] screenDevices = ge.getScreenDevices();
   for (int i = 0; i < screenDevices.length; i++)
     System.out.println(screenDevices[i].getIDstring());
 }

}

 </source>
   
  
 
  

GraphicsDevice: isFullScreenSupported()

   <source lang="java">
 

import java.awt.Frame; import java.awt.Graphics; import java.awt.GraphicsDevice; import java.awt.GraphicsEnvironment; import java.awt.Window; import java.awt.event.MouseAdapter; import java.awt.event.MouseEvent; import java.awt.image.BufferedImage; import java.io.File; import javax.imageio.ImageIO; public class Main extends Window {

 private BufferedImage pic;
 public static void main(String[] args) {
   GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
   GraphicsDevice screen = ge.getDefaultScreenDevice();
   if (!screen.isFullScreenSupported()) {
     System.out.println("Full screen mode not supported");
     System.exit(1);
   }
   try {
     BufferedImage loadedpic = ImageIO.read(new File("your.jpg"));
     screen.setFullScreenWindow(new Main (loadedpic));
   } catch (Exception e) {
     System.err.println(e.getMessage());
   }
 }
 public Main (BufferedImage pic) {
   super(new Frame());
   this.pic = pic;
   addMouseListener(new MouseAdapter() {
     public void mouseClicked(MouseEvent e) {
       System.exit(0);
     }
   });
 }
 public void paint(Graphics g) {
   g.drawImage(pic, 0, 0, getWidth(), getHeight(), this);
 }

}

 </source>
   
  
 
  

GraphicsDevice: setFullScreenWindow(Window w)

   <source lang="java">
 

import java.awt.Frame; import java.awt.Graphics; import java.awt.GraphicsDevice; import java.awt.GraphicsEnvironment; import java.awt.Window; import java.awt.event.MouseAdapter; import java.awt.event.MouseEvent; import java.awt.image.BufferedImage; import java.io.File; import javax.imageio.ImageIO; public class Main extends Window {

 private BufferedImage pic;
 public static void main(String[] args) {
   GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
   GraphicsDevice screen = ge.getDefaultScreenDevice();
   if (!screen.isFullScreenSupported()) {
     System.out.println("Full screen mode not supported");
     System.exit(1);
   }
   try {
     BufferedImage loadedpic = ImageIO.read(new File("your.jpg"));
     screen.setFullScreenWindow(new Main (loadedpic));
   } catch (Exception e) {
     System.err.println(e.getMessage());
   }
 }
 public Main (BufferedImage pic) {
   super(new Frame());
   this.pic = pic;
   addMouseListener(new MouseAdapter() {
     public void mouseClicked(MouseEvent e) {
       System.exit(0);
     }
   });
 }
 public void paint(Graphics g) {
   g.drawImage(pic, 0, 0, getWidth(), getHeight(), this);
 }

}

 </source>