public ScrollManager()
{
overlayForm = SharedFormsSingleton.Instance().overlayForm;;
inputSimulator = SharedObjectsSingleton.Instance().inputSimulator;
EventSingleton.Instance().updateTimer.Tick += updateTimer_Tick;
scrollState = eScrollState.NOSCROLL;
//Getting the images that will be used to
upArrow = new Bitmap(Properties.Resources.Arrow);
upArrow.MakeTransparent();
downArrow = new Bitmap(Properties.Resources.Arrow);
downArrow.MakeTransparent();
downArrow.RotateFlip(RotateFlipType.RotateNoneFlipY);
upArrowFocused = new Bitmap(Properties.Resources.ArrowFocused);
upArrowFocused.MakeTransparent();
downArrowFocused = new Bitmap(Properties.Resources.ArrowFocused);
downArrowFocused.MakeTransparent();
downArrowFocused.RotateFlip(RotateFlipType.RotateNoneFlipY);
lastFixation = new Point(0, 0);
setupHotspots();
}
public void UpdateScroll(Point fixation)
{
lastFixation = fixation;
//Checking if the fixation falls in one of the hotspots and changing to the
//corrosponding scroll state if it does
if (topHotspot.Contains(fixation))
{
scrollState = eScrollState.SCROLLUP;
}
else if (bottomHotspot.Contains(fixation))
{
scrollState = eScrollState.SCROLLDOWN;
}
else
{
scrollState = eScrollState.NOSCROLL;
}
}
