/*
* Create a BufferedImage for AWT components.
*
* @param component AWT component 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(Component component, String fileName)
throws AWTException, IOException {
Point p = new Point(0, 0);
SwingUtilities.convertPointToScreen(p, component);
Rectangle region = component.getBounds();
region.x = p.x;
region.y = p.y;
return ScreenCapture.createImage(region, fileName);
}
/** Processes the data and renders it to a component */
public synchronized int process(Buffer buffer) {
if (component == null) return BUFFER_PROCESSED_FAILED;
Format inf = buffer.getFormat();
if (inf == null) return BUFFER_PROCESSED_FAILED;
if (inf != inputFormat || !buffer.getFormat().equals(inputFormat)) {
if (setInputFormat(inf) != null) return BUFFER_PROCESSED_FAILED;
}
Object data = buffer.getData();
if (!(data instanceof int[])) return BUFFER_PROCESSED_FAILED;
if (lastBuffer != buffer) {
lastBuffer = buffer;
newImage(buffer);
}
sourceImage.newPixels(0, 0, inWidth, inHeight);
Graphics g = component.getGraphics();
if (g != null) {
if (reqBounds == null) {
bounds = component.getBounds();
bounds.x = 0;
bounds.y = 0;
} else bounds = reqBounds;
g.drawImage(
destImage,
bounds.x,
bounds.y,
bounds.width,
bounds.height,
0,
0,
inWidth,
inHeight,
component);
}
return BUFFER_PROCESSED_OK;
}