public void initComponents() {
GridBagLayout gridBag = new GridBagLayout();
GridBagConstraints constraints = new GridBagConstraints();
JLabel label;
JPanel panel;
Dimension size;
setBorder(new javax.swing.border.EtchedBorder());
setLayout(gridBag);
label = new JLabel(name);
constraints.anchor = GridBagConstraints.WEST;
constraints.gridwidth = GridBagConstraints.REMAINDER;
gridBag.setConstraints(label, constraints);
add(label);
panel = filterOptions();
gridBag.setConstraints(panel, constraints);
add(panel);
sliderCutoff = new JSlider(JSlider.VERTICAL);
sliderCutoff.setPaintTicks(true);
sliderCutoff.setToolTipText("Cutoff Frequency");
sliderCutoff.setMinimum(0);
sliderCutoff.setMaximum(500);
sliderCutoff.setMinorTickSpacing(25);
sliderCutoff.setMajorTickSpacing(100);
sliderCutoff.setValue(100);
sliderCutoff.addChangeListener(new CutoffListener(filter));
constraints.anchor = GridBagConstraints.CENTER;
constraints.gridwidth = 1;
gridBag.setConstraints(sliderCutoff, constraints);
add(sliderCutoff);
sliderResonance = new JSlider(JSlider.VERTICAL);
sliderResonance.setPaintTicks(true);
sliderResonance.setToolTipText("Resonance (Pass-band Ripple)");
sliderResonance.setMinimum(1);
sliderResonance.setMaximum(58);
sliderResonance.setMinorTickSpacing(3);
sliderResonance.setMajorTickSpacing(57);
sliderResonance.setValue(1);
sliderResonance.addChangeListener(new ResonanceListener(filter));
constraints.gridwidth = GridBagConstraints.REMAINDER;
gridBag.setConstraints(sliderResonance, constraints);
add(sliderResonance);
label = new JLabel("Cutoff");
constraints.gridwidth = 1;
constraints.ipadx = 10;
gridBag.setConstraints(label, constraints);
add(label);
label = new JLabel("Resonance");
constraints.gridwidth = GridBagConstraints.REMAINDER;
gridBag.setConstraints(label, constraints);
add(label);
}
public void loadImage() throws IOException {
nonMax = ImageIO.read(new File(path));
width = nonMax.getWidth();
height = nonMax.getHeight();
rmax = width > height ? height / 2 : width / 2;
accRMax = (rmax + offset - 1) / offset;
whichRadius.setMaximum(accRMax);
img = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
Graphics g = img.getGraphics();
g.drawImage(nonMax, 0, 0, null);
g.dispose();
res = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
g = res.getGraphics();
g.drawImage(img, 0, 0, null);
g.dispose();
greyScale = copyImage(nonMax);
ImageIcon icon = new ImageIcon(img);
ImageIcon icon2 = new ImageIcon(greyScale);
lbl1.setIcon(icon);
lbl2.setIcon(icon2);
}
/** Install the Rotate-Button into the toolbar */
private void installRotateButton() {
URL imgURL = ClassLoader.getSystemResource("ch/tbe/pics/rotate.gif");
ImageIcon rotateIcon = new ImageIcon(imgURL);
rotate = new JButton(rotateIcon);
rotate.setEnabled(false);
rotatePanel = new JToolBar();
rotatePanel.setOrientation(1);
rotatePanel.setLayout(new BorderLayout(0, 1));
rotateSlider = new JSlider();
rotateSlider.setMaximum(359);
rotateSlider.setMinimum(0);
rotateSlider.setMaximumSize(new Dimension(100, 100));
rotateSlider.setOrientation(1);
Box box = Box.createVerticalBox();
sliderValue.setPreferredSize(new Dimension(30, 20));
rotateSlider.setAlignmentY(Component.TOP_ALIGNMENT);
box.add(sliderValue);
box.add(rotateSlider);
sliderValue.setAlignmentY(Component.TOP_ALIGNMENT);
rotatePanel.add(box, BorderLayout.NORTH);
sliderValue.addFocusListener(
new FocusListener() {
private int oldValue = 0;
public void focusGained(FocusEvent arg0) {
oldValue = Integer.parseInt(sliderValue.getText());
}
public void focusLost(FocusEvent arg0) {
int newValue = 0;
try {
newValue = Integer.parseInt(sliderValue.getText());
} catch (Exception ex) {
sliderValue.setText(Integer.toString(oldValue));
}
if (newValue >= 0 && newValue <= 359) {
RotateCommand rc = new RotateCommand(board.getSelectedItems());
ArrayList<Command> actCommands = new ArrayList<Command>();
actCommands.add(rc);
TBE.getInstance().addCommands(actCommands);
rotateSlider.setValue(newValue);
} else {
sliderValue.setText(Integer.toString(oldValue));
}
}
});
rotateSlider.addChangeListener(
new ChangeListener() {
public void stateChanged(ChangeEvent arg0) {
if (board.getSelectionCount() == 1
&& board.getSelectionCells()[0] instanceof ShapeItem) {
sliderValue.setText(Integer.toString(rotateSlider.getValue()));
ShapeItem s = (ShapeItem) board.getSelectionCells()[0];
board.removeItem(new ItemComponent[] {s});
s.setRotation(rotateSlider.getValue());
board.addItem(s);
}
}
});
rotateSlider.addMouseListener(
new MouseAdapter() {
private int value;
public void mousePressed(MouseEvent e) {
value = rotateSlider.getValue();
}
public void mouseReleased(MouseEvent e) {
if (value != rotateSlider.getValue()) {
RotateCommand rc = new RotateCommand(board.getSelectedItems());
ArrayList<Command> actCommands = new ArrayList<Command>();
actCommands.add(rc);
TBE.getInstance().addCommands(actCommands);
rc.setRotation(value);
}
}
});
rotate.setToolTipText(workingViewLabels.getString("rotate"));
rotate.addActionListener(
new ActionListener() {
public void actionPerformed(ActionEvent e) {
if (board.getSelectionCount() == 1
&& board.getSelectedItems()[0] instanceof ShapeItem) {
rotateSlider.setValue(((ShapeItem) board.getSelectedItems()[0]).getRotation());
}
rotatePanel.setVisible(!rotatePanel.isVisible());
showRotate = !showRotate;
}
});
rotate.setContentAreaFilled(false);
rotate.setBorderPainted(false);
toolbar.add(rotate);
rotatePanel.setVisible(false);
this.add(rotatePanel, BorderLayout.EAST);
}
/** Set the maximum number of questions */
public void setNumQuestions(int i) {
numSlider.setMaximum(i);
}