Ejemplo n.º 1
0
 /*
  *  Create a BufferedImage for Swing components.
  *  All or part of the component can be captured to an image.
  *
  *  @param	 component Swing component to create image from
  *  @param	 region The region of the component to be captured to an image
  *  @param	 fileName name of file to be created or null
  *  @return	image the image for the given region
  *  @exception IOException if an error occurs during writing
  */
 public static BufferedImage createImage(JComponent component, Rectangle region, String fileName)
     throws IOException {
   boolean opaqueValue = component.isOpaque();
   component.setOpaque(true);
   BufferedImage image =
       new BufferedImage(region.width, region.height, BufferedImage.TYPE_INT_RGB);
   Graphics2D g2d = image.createGraphics();
   g2d.setClip(region);
   component.paint(g2d);
   g2d.dispose();
   component.setOpaque(opaqueValue);
   ScreenCapture.writeImage(image, fileName);
   return image;
 }
Ejemplo n.º 2
0
 /**
  * Create a BufferedImage from a rectangular region on the screen.
  *
  * @param region region on the screen to create image from
  * @param fileName name of file to be created or null
  * @return image the image for the given region
  * @exception AWTException see Robot class constructors
  * @exception IOException if an error occurs during writing
  */
 public static BufferedImage createImage(Rectangle region, String fileName)
     throws AWTException, IOException {
   BufferedImage image = new Robot().createScreenCapture(region);
   ScreenCapture.writeImage(image, fileName);
   return image;
 }