public DirectRobot(GraphicsDevice device) throws AWTException {
if (device == null) {
device = GraphicsEnvironment.getLocalGraphicsEnvironment().getDefaultScreenDevice();
}
robot = new Robot(device);
ArrayList<Exception> exceptions = new ArrayList<Exception>();
this.device = device;
Toolkit toolkit = Toolkit.getDefaultToolkit();
peer = ((ComponentFactory) toolkit).createRobot(null, device);
Class<?> peerClass = peer.getClass();
Method method = null;
int methodType = -1;
Object methodParam = null;
try {
method =
peerClass.getDeclaredMethod(
"getRGBPixels",
new Class<?>[] {Integer.TYPE, Integer.TYPE, Integer.TYPE, Integer.TYPE, int[].class});
methodType = 0;
} catch (SecurityException e) {
exceptions.add(e);
} catch (NoSuchMethodException e) {
exceptions.add(e);
}
if (methodType < 0) {
try {
method =
peerClass.getDeclaredMethod(
"getScreenPixels", new Class<?>[] {Rectangle.class, int[].class});
methodType = 1;
} catch (SecurityException e) {
exceptions.add(e);
} catch (NoSuchMethodException e) {
exceptions.add(e);
}
}
if (methodType < 0) {
try {
method =
peerClass.getDeclaredMethod(
"getScreenPixels", new Class<?>[] {Integer.TYPE, Rectangle.class, int[].class});
methodType = 2;
GraphicsDevice[] devices = getScreenDevices();
int count = devices.length;
for (int i = 0; i < count; i++) {
if (device.equals(devices[i])) {
methodParam = Integer.valueOf(i);
break;
}
}
} catch (SecurityException e) {
exceptions.add(e);
} catch (NoSuchMethodException e) {
exceptions.add(e);
}
}
if (methodType < 0) {
try {
boolean accessibleChanged = false;
method =
peerClass.getDeclaredMethod(
"getRGBPixelsImpl",
new Class<?>[] {
Class.forName("sun.awt.X11GraphicsConfig"),
Integer.TYPE,
Integer.TYPE,
Integer.TYPE,
Integer.TYPE,
int[].class
});
Field field = peerClass.getDeclaredField("xgc");
try {
if (!field.isAccessible()) {
field.setAccessible(true);
accessibleChanged = true;
}
methodParam = field.get(peer);
methodType = 3;
} catch (IllegalArgumentException e) {
exceptions.add(e);
} catch (IllegalAccessException e) {
exceptions.add(e);
} finally {
if (accessibleChanged) {
field.setAccessible(false);
}
}
} catch (SecurityException e) {
exceptions.add(e);
} catch (NoSuchFieldException e) {
exceptions.add(e);
} catch (NoSuchMethodException e) {
exceptions.add(e);
} catch (ClassNotFoundException e) {
exceptions.add(e);
}
}
if (methodType >= 0 && method != null && (methodType <= 1 || methodParam != null)) {
if (DEBUG) LLog.i(String.format("Method type = %d", methodType));
getRGBPixelsMethod = method;
getRGBPixelsMethodType = methodType;
getRGBPixelsMethodParam = methodParam;
} else {
if (DEBUG) {
for (Exception e : exceptions) {
e.printStackTrace();
}
}
exceptions.clear();
exceptions = null;
if (DEBUG) {
LLog.w(
String.format(
"WARNING: Failed to acquire direct method for grabbing pixels, please post this on the main thread!\n\n%s\n\n",
peer.getClass().getName()));
try {
Method[] methods = peer.getClass().getDeclaredMethods();
for (Method method1 : methods) {
LLog.w(method1 + "\n");
}
LLog.w("\n");
} catch (Exception e) {
LLog.e(e);
}
}
throw new RuntimeException("No supported method for getting pixels");
}
}
