public void displayChanged(final DisplayEvent e) throws VisADException, RemoteException {
// TODO: write a method like isChannelUpdate(EVENT_ID)? or maybe just
// deal with a super long if-statement and put an "OR MOUSE_RELEASED"
// up here?
if (e.getId() == DisplayEvent.MOUSE_RELEASED_CENTER) {
float val = (float) display.getDisplayRenderer().getDirectAxisValue(domainType);
setWaveNumber(val);
if (displayControl != null) displayControl.handleChannelChange(val);
} else if (e.getId() == DisplayEvent.MOUSE_PRESSED_LEFT) {
if (e.getInputEvent().isControlDown()) {
xmap.setRange(initialRangeX[0], initialRangeX[1]);
ymap.setRange(initialRangeY[0], initialRangeY[1]);
}
} else if (e.getId() == DisplayEvent.MOUSE_RELEASED) {
float val = getSelectorValue(channelSelector);
if (val != waveNumber) {
// TODO: setWaveNumber needs to be rethought, as it calls
// setSelectorValue which is redundant in the cases of dragging
// or clicking
setWaveNumber(val);
if (displayControl != null) displayControl.handleChannelChange(val);
}
}
}
public float getSelectedValue() {
float val = (float) display.getDisplayRenderer().getDirectAxisValue(domainType);
if (Float.isNaN(val)) val = lastSelectedValue;
return val;
}