@FXML
void onColorButtonAction(ActionEvent event) {
final ToggleButton tb = (ToggleButton) event.getTarget();
assert tb == colorToggleButton;
final Color value = colorPicker.getValue();
// Update UI
setMode(value);
// Update model
setPaintProperty(value);
event.consume();
}
@FXML
void onRadialButtonAction(ActionEvent event) {
final ToggleButton tb = (ToggleButton) event.getTarget();
assert tb == radialToggleButton;
final Paint value = gradientPicker.getValue(Mode.RADIAL);
assert value instanceof RadialGradient;
// Update UI
setMode(value);
gradientPicker.setMode(value);
gradientPicker.updatePreview(value);
// Update model
setPaintProperty(value);
event.consume();
}