public void stateChanged(ChangeEvent e) {
if (e.getSource() == whichRadius) {
if (!whichRadius.getValueIsAdjusting()) {
// System.out.println(acc.length);
if (acc != null) buildAccumulator(whichRadius.getValue());
accumulator.setSelected(true);
}
}
}
public void actionPerformed(ActionEvent e) {
if (e.getSource() == b) {
JFrame frame2 = new JFrame();
JFileChooser chooser = new JFileChooser(".");
int option =
chooser.showOpenDialog(
frame2); // parentComponent must a component like JFrame, JDialog...
if (option == JFileChooser.APPROVE_OPTION) {
File selectedFile = chooser.getSelectedFile();
path = selectedFile.getAbsolutePath();
}
try {
loadImage();
} catch (IOException ioe) {
System.out.println(ioe.getMessage());
}
} else if (e.getSource() == c) {
gaussianBlur();
// filtered = grayscale.filter(filtered, null);
sobel();
// thinImage();
nonMax();
float lowThreshold = 2.5f;
float highThreshold = 7.5f;
int low = Math.round(lowThreshold * MAGNITUDE_SCALE);
int high = Math.round(highThreshold * MAGNITUDE_SCALE);
performHysteresis(low, high);
thresholdEdges();
writeEdges(data);
Hough();
ImageIcon icon1 = new ImageIcon(res);
lbl1.setIcon(icon1);
ImageIcon icon2 = new ImageIcon(filtered);
lbl2.setIcon(icon2);
filterBtn.setSelected(true);
}
if (e.getSource() == findCircles) {
try {
accSize = Integer.parseInt(inputCircles.getText());
res = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
Graphics g = res.getGraphics();
g.drawImage(img, 0, 0, null);
g.dispose();
findMaxima();
ImageIcon icon1 = new ImageIcon(res);
lbl1.setIcon(icon1);
} catch (Exception err) {
System.out.println("Not a valid integer");
}
} else if (e.getSource() == filterBtn) {
ImageIcon icon2 = new ImageIcon(filtered);
lbl2.setIcon(icon2);
} else if (e.getSource() == sobelBtn) {
ImageIcon icon2 = new ImageIcon(sobel);
lbl2.setIcon(icon2);
} else if (e.getSource() == nonMaxBtn) {
ImageIcon icon2 = new ImageIcon(nonMax);
lbl2.setIcon(icon2);
} else if (e.getSource() == accumulator) {
buildAccumulator(whichRadius.getValue());
}
}
