package ij.plugin.frame;
import java.awt.*;
import java.awt.event.*;
import java.awt.image.*;
import ij.*;
import ij.plugin.*;
import ij.process.*;
import ij.gui.*;
import ij.measure.*;
import ij.plugin.frame.Recorder;
import ij.util.Tools;
public class LineWidthAdjuster extends PlugInFrame implements PlugIn,
Runnable, AdjustmentListener, TextListener, ItemListener {
public static final String LOC_KEY = "line.loc";
int sliderRange = 300;
Scrollbar slider;
int value;
boolean setText;
static LineWidthAdjuster instance;
Thread thread;
boolean done;
TextField tf;
Checkbox checkbox;
public LineWidthAdjuster() {
super("Line Width");
if (instance!=null) {
WindowManager.toFront(instance);
return;
}
WindowManager.addWindow(this);
instance = this;
slider = new Scrollbar(Scrollbar.HORIZONTAL, Line.getWidth(), 1, 1, sliderRange+1);
GUI.fixScrollbar(slider);
slider.setFocusable(false);
Panel panel = new Panel();
int margin = IJ.isMacOSX()?5:0;
GridBagLayout grid = new GridBagLayout();
GridBagConstraints c = new GridBagConstraints();
panel.setLayout(grid);
c.gridx = 0; c.gridy = 0;
c.gridwidth = 1;
c.ipadx = 100;
c.insets = new Insets(margin, 15, margin, 5);
c.anchor = GridBagConstraints.CENTER;
grid.setConstraints(slider, c);
panel.add(slider);
c.ipadx = 0; c.gridx = 1;
c.insets = new Insets(margin, 5, margin, 15);
tf = new TextField(""+Line.getWidth(), 4);
tf.addTextListener(this);
grid.setConstraints(tf, c);
panel.add(tf);
c.gridx = 2;
c.insets = new Insets(margin, 25, margin, 5);
checkbox = new Checkbox("Spline fit", isSplineFit());
checkbox.addItemListener(this);
panel.add(checkbox);
add(panel, BorderLayout.CENTER);
slider.addAdjustmentListener(this);
slider.setUnitIncrement(1);
GUI.scale(this);
pack();
Point loc = Prefs.getLocation(LOC_KEY);
if (loc!=null)
setLocation(loc);
else
GUI.centerOnImageJScreen(this);
setResizable(false);
show();
thread = new Thread(this, "LineWidthAdjuster");
thread.start();
setup();
addKeyListener(IJ.getInstance());
}
public synchronized void adjustmentValueChanged(AdjustmentEvent e) {
value = slider.getValue();
setText = true;
notify();
}
public synchronized void textValueChanged(TextEvent e) {
int width = (int)Tools.parseDouble(tf.getText(), -1);
if (width==-1) return;
if (width<0) width=1;
if (width!=Line.getWidth()) {
slider.setValue(width);
value = width;
notify();
}
}
void setup() {
}
public void run() {
while (!done) {
synchronized(this) {
try {wait();}
catch(InterruptedException e) {}
if (done) return;
}
if (setText) tf.setText(""+value);
setText = false;
Line.setWidth(value);
updateRoi();
}
}
private static void updateRoi() {
ImagePlus imp = WindowManager.getCurrentImage();
if (imp!=null) {
Roi roi = imp.getRoi();
if (roi!=null && roi.isLine()) {
roi.updateWideLine(Line.getWidth());
imp.draw();
return;
}
}
Roi previousRoi = Roi.getPreviousRoi();
if (previousRoi==null) return;
int id = previousRoi.getImageID();
if (id>=0) return;
imp = WindowManager.getImage(id);
if (imp==null) return;
Roi roi = imp.getRoi();
if (roi!=null && roi.isLine()) {
roi.updateWideLine(Line.getWidth());
imp.draw();
}
}
boolean isSplineFit() {
ImagePlus imp = WindowManager.getCurrentImage();
if (imp==null) return false;
Roi roi = imp.getRoi();
if (roi==null) return false;
if (!(roi instanceof PolygonRoi)) return false;
return ((PolygonRoi)roi).isSplineFit();
}
public void close() {
super.close();
instance = null;
done = true;
Prefs.saveLocation(LOC_KEY, getLocation());
synchronized(this) {notify();}
}
public void windowActivated(WindowEvent e) {
super.windowActivated(e);
checkbox.setState(isSplineFit());
}
public void itemStateChanged(ItemEvent e) {
boolean selected = e.getStateChange()==ItemEvent.SELECTED;
ImagePlus imp = WindowManager.getCurrentImage();
if (imp==null)
{checkbox.setState(false); return;};
Roi roi = imp.getRoi();
int type = roi!=null ? roi.getType() : -1;
if (roi==null || !(roi instanceof PolygonRoi) || type==Roi.FREEROI || type==Roi.FREELINE || type==Roi.ANGLE) {
checkbox.setState(false);
return;
};
PolygonRoi poly = (PolygonRoi)roi;
boolean splineFit = poly.isSplineFit();
if (selected && !splineFit) {
poly.fitSpline(); Prefs.splineFitLines = true;
imp.draw();
roi.notifyListeners(RoiListener.MODIFIED);
} else if (!selected && splineFit) {
poly.removeSplineFit();
Prefs.splineFitLines = false;
imp.draw();
roi.notifyListeners(RoiListener.MODIFIED);
}
}
public static void update() {
if (instance==null) return;
instance.checkbox.setState(instance.isSplineFit());
int sliderWidth = instance.slider.getValue();
int lineWidth = Line.getWidth();
if (lineWidth!=sliderWidth && lineWidth<=200) {
instance.slider.setValue(lineWidth);
instance.tf.setText(""+lineWidth);
}
}
}