/** This method is called when the selection of one of the two combo boxes is changed. */
public void actionPerformed(ActionEvent ev) {
sequenceField.hidePopup();
separationField.hidePopup();
try {
if (ev.getSource() == sequenceField) {
Animation listValue = sequenceField.getValue();
Animation tileValue = tilePattern.getAnimation();
if (listValue != tileValue) {
// the tile pattern's animation sequence has changed
tilePattern.setAnimation(listValue);
}
} else {
AnimationSeparation listValue = separationField.getValue();
AnimationSeparation tileValue = tilePattern.getAnimationSeparation();
if (listValue != tileValue) {
// the direction of the animation separation has changed
tilePattern.setAnimationSeparation(listValue);
}
}
} catch (TilesetException ex) {
JOptionPane.showMessageDialog(null, ex.getMessage(), "Error", JOptionPane.ERROR_MESSAGE);
update(tilePattern);
}
}
/**
* This method is called when the tile pattern is changed.
*
* @param tilePattern the tile pattern to represent in this view (can be null)
*/
public void update(TilePattern tilePattern) {
this.tilePattern = tilePattern;
if (tilePattern == null) {
sequenceField.setEnabled(false);
separationField.setEnabled(false);
} else {
Animation sequence = tilePattern.getAnimation();
sequenceField.setEnabled(true);
sequenceField.setValue(sequence);
if (tilePattern.isAnimated()) {
separationField.setValue(tilePattern.getAnimationSeparation());
separationField.setEnabled(true);
} else {
separationField.setEnabled(false);
}
}
}