private boolean testFill2() {
// Define an image
int width = 256;
int height = 256;
int[] pixels = new int[width * height];
ARGBScreenImage simg = new ARGBScreenImage(width, height, pixels);
// Paint a yellow rectangle
Graphics g = simg.image().getGraphics();
g.setColor(Color.yellow);
g.fillRect(0, 0, 100, 100);
g.dispose();
// Test whether the original array has changed
return 0 != pixels[0];
}
public boolean testFillAndGrabPixel2() {
// Define an image
int width = 256;
int height = 256;
int[] pixels = new int[width * height];
ARGBScreenImage simg = new ARGBScreenImage(width, height, pixels);
// Paint a yellow rectangle
Graphics g = simg.image().getGraphics();
g.setColor(Color.yellow);
g.fillRect(0, 0, 100, 100);
g.dispose();
// Paint the image, now that it has been altered, onto another image
BufferedImage bi = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
Graphics2D g2 = bi.createGraphics();
g2.drawImage(simg.image(), 0, 0, null);
g2.dispose();
// Test if the first pixel, as seen from the image, is yellow
return 0x00ffff00 == (getPixel(bi, 0, 0) & 0x00ffffff);
}
public boolean testFillAndPaintPanelAndGrab2()
throws InterruptedException, InvocationTargetException {
// Define an image
final int width = 256;
final int height = 256;
int[] pixels = new int[width * height];
final ARGBScreenImage simg = new ARGBScreenImage(width, height, pixels);
// Paint a yellow rectangle
Graphics g = simg.image().getGraphics();
g.setColor(Color.yellow);
g.fillRect(0, 0, 100, 100);
g.dispose();
final BufferedImage[] capture = new BufferedImage[1];
final JFrame[] frame = new JFrame[2];
// Show the image in a JFrame
SwingUtilities.invokeAndWait(
new Runnable() {
public void run() {
frame[0] = frame(simg.image(), "Test ARGBScreenImage");
frame[0].setVisible(true);
}
});
// Wait for all sorts of asynchronous events
Thread.sleep(2000);
SwingUtilities.invokeAndWait(
new Runnable() {
public void run() {
// Paint into the image again
Graphics g2 = simg.image().getGraphics();
g2.setColor(Color.red);
g2.fillRect(100, 100, 100, 100);
g2.dispose();
JPanel panel = (JPanel) frame[0].getContentPane().getComponent(0);
panel.invalidate();
panel.validate();
panel.repaint();
}
});
// Wait for all sorts of asynchronous events
Thread.sleep(2000);
// Capture the image with a Robot
SwingUtilities.invokeAndWait(
new Runnable() {
public void run() {
Point panelLocation = frame[0].getContentPane().getComponent(0).getLocationOnScreen();
Rectangle panelBounds = new Rectangle(panelLocation.x, panelLocation.y, width, height);
Robot robot;
try {
robot = new Robot();
capture[0] = robot.createScreenCapture(panelBounds);
frame[1] = frame(capture[0], "Robot capture");
frame[1].setVisible(true);
} catch (AWTException e) {
e.printStackTrace();
}
frame[0].dispose();
frame[1].dispose();
}
});
// Is red:
return 0x00ff0000 == (getPixel(capture[0], 100, 100) & 0x00ffffff);
}
