/**
* Sets the start frame for this model. Also sets the initial time to the video clip time at the
* start frame.
*
* @param n the desired start frame
*/
public void setStartFrame(int n) {
VideoClip clip = trackerPanel.getPlayer().getVideoClip();
n = Math.max(n, clip.getFirstFrameNumber()); // not less than first frame
int end = clip.getLastFrameNumber();
n = Math.min(n, end); // not greater than last frame
n = Math.min(n, getEndFrame()); // not greater than endFrame
if (n == startFrame) return;
startFrame = n;
refreshInitialTime();
lastValidFrame = -1;
refreshSteps();
trackerPanel.repaint();
firePropertyChange("model_start", null, getStartFrame()); // $NON-NLS-1$
}
/**
* Gets the particle inspector.
*
* @return the inspector
*/
public FunctionTool getInspector() {
if (trackerPanel == null) return null;
if (inspector == null) {
inspector = trackerPanel.getModelBuilder();
inspector.addPanel(getName(), functionPanel);
inspector.addPropertyChangeListener(this);
if (trackerPanel.getTFrame() != null) {
trackerPanel.getTFrame().addPropertyChangeListener("tab", this); // $NON-NLS-1$
}
if (getInitEditor().getValues()[0] == 0) {
refreshInitialTime();
getInitEditor().getTable().clearSelection();
}
}
return inspector;
}
/**
* Responds to property change events.
*
* @param e the property change event
*/
public void propertyChange(PropertyChangeEvent e) {
super.propertyChange(e);
if (trackerPanel == null) return;
String name = e.getPropertyName();
// System.out.println(name);
if (name.equals("function") && !loading) { // $NON-NLS-1$
trackerPanel.changed = true;
} else if (name.equals("tab") && inspector != null) { // $NON-NLS-1$
if (trackerPanel != null
&& e.getNewValue() == trackerPanel
&& trackerPanel.isModelBuilderVisible) {
inspector.setVisible(true);
} else if (inspector.isVisible()) {
inspector.setVisible(false);
trackerPanel.isModelBuilderVisible = true;
}
} else if (name.equals("selectedtrack") // $NON-NLS-1$
&& e.getNewValue() == this
&& inspector != null
&& !inspector.getSelectedName().equals(getName())) {
inspector.setSelectedPanel(getName());
}
if (name.equals("function") // $NON-NLS-1$
|| name.equals("starttime") // $NON-NLS-1$
|| name.equals("frameduration") // $NON-NLS-1$
|| name.equals("startframe") // $NON-NLS-1$
|| name.equals("stepsize")) { // $NON-NLS-1$
lastValidFrame = -1;
}
if (name.equals("transform")) { // $NON-NLS-1$
// workaround to prevent infinite loop
ImageCoordSystem coords = trackerPanel.getCoords();
if (!(coords instanceof ReferenceFrame
&& ((ReferenceFrame) coords).getOriginTrack() == this)) {
lastValidFrame = -1;
}
}
if (!refreshing && isModelsVisible()) {
if (name.equals("function")) { // $NON-NLS-1$
repaint();
} else if (name.equals("adjusting")) { // $NON-NLS-1$
refreshStepsLater = (Boolean) e.getNewValue();
if (!refreshStepsLater) { // stopped adjusting, so refresh steps
refreshSteps();
}
}
if (name.equals("transform")) { // $NON-NLS-1$
// workaround to prevent infinite loop
ImageCoordSystem coords = trackerPanel.getCoords();
if (!(coords instanceof ReferenceFrame
&& ((ReferenceFrame) coords).getOriginTrack() == this)) {
refreshSteps();
}
} else if (name.equals("starttime") // $NON-NLS-1$
|| name.equals("frameduration") // $NON-NLS-1$
|| name.equals("startframe")) { // $NON-NLS-1$
refreshInitialTime();
refreshSteps();
} else if (name.equals("stepsize")) { // $NON-NLS-1$
refreshSteps();
}
}
}