// must be called on AWT event thread
private void setWindowVisible(boolean visible) {
if (visible) {
if (entity != null) {
throw new IllegalStateException("Entity already created");
}
// create the image
Canvas canvas = JmeClientMain.getFrame().getCanvas();
synchronized (this) {
entity = new StereoViewEntity(canvas.getWidth(), canvas.getHeight());
frame = new StereoViewFrame(createImage(entity, canvas.getWidth(), canvas.getHeight()));
}
entity.setDistance(getDistance());
entity.setAngle(getAngle());
entity.setEnabled(true);
frame.addWindowListener(
new WindowAdapter() {
@Override
public void windowClosing(WindowEvent e) {
LOGGER.warning("Stereo window closing");
// uncheck the checkbox, which should also dispose of
// the frame
if (stereoMI != null) {
stereoMI.setSelected(false);
}
if (entity != null) {
setWindowVisible(false);
}
}
});
frame.setSize(JmeClientMain.getFrame().getFrame().getSize());
frame.setVisible(true);
} else {
if (entity == null) {
// already disposed
return;
}
frame.dispose();
entity.dispose();
synchronized (this) {
frame = null;
entity = null;
}
}
}
synchronized void setAngle(float angle) {
this.angle = angle;
if (entity != null) {
entity.setAngle(angle);
}
}
synchronized void setDistance(float dist) {
this.dist = dist;
if (entity != null) {
entity.setDistance(dist);
}
}