Element screenshot

UserIDElement.java

BrowserFactory.getExistentWebDriver().switchTo().frame( "outerFrame" );
WebElement ele =
          BrowserFactory.getExistentWebDriver().findElement( By.cssSelector( "canvas.flot-overlay" ) );

File screenshot = ( ( TakesScreenshot ) BrowserFactory.getExistentWebDriver() ).getScreenshotAs( OutputType.FILE );
BufferedImage fullImg = ImageIO.read( screenshot );

Point point = ele.getLocation();
int eleWidth = ele.getSize().getWidth();
int eleHeight = ele.getSize().getHeight();

BufferedImage eleScreenshot = fullImg.getSubimage( point.getX(), point.getY(), eleWidth, eleHeight );

ImageIO.write( eleScreenshot, "png", screenshot );

FileUtils.copyFile( screenshot, new File( "elementScreenshot66.png" ) );