void StarChangedHandler(object sender, StarChangedEventArgs e)
{
StarControl starControl = null;
if (_stars.ContainsKey(e.StarThatChanged))
{
starControl = _stars[e.StarThatChanged];
}
if (e.Removed && starControl != null)
{
_fadedStars.Add(starControl);
_stars.Remove(e.StarThatChanged);
starControl.FadeOut();
return;
}
else if (starControl == null)
{
starControl = new StarControl();
if (_stars.ContainsKey(e.StarThatChanged))
{
_stars[e.StarThatChanged] = starControl;
}
else
{
_stars.Add(e.StarThatChanged, starControl);
}
_sprites.Add(starControl);
starControl.FadeIn();
BeeStarHelper.SendToBack(starControl);
}
BeeStarHelper.SetCanvasLocation(starControl, e.StarThatChanged.Location.X, e.StarThatChanged.Location.Y);
}
void StarChangedHandler(object sender, StarChangedEventArgs e)
{
if (e.Removed)
{
StarControl starControl = _stars[e.StarThatChanged];
_stars.Remove(e.StarThatChanged);
_fadedStars.Add(starControl);
starControl.FadeOut();
}
else
{
StarControl newStar;
if (_stars.ContainsKey(e.StarThatChanged))
{
newStar = _stars[e.StarThatChanged];
}
else
{
newStar = new StarControl();
_stars[e.StarThatChanged] = newStar;
newStar.FadeIn();
BeeStarHelper.SendToBack(newStar);
_sprites.Add(newStar);
}
BeeStarHelper.SetCanvasLocation(
newStar, e.StarThatChanged.Location.X, e.StarThatChanged.Location.Y);
}
}
void StarChangedHandler(object sender, StarChangedEventArgs e)
{
// The _stars dictionary works just like the _bees one, except that it maps Star objects
// to their corresponding StarControl controls. The EventArgs contains references to
// the Star object (which has a Location property) and a Boolean to tell you if the star
// was removed. If it is then we want it to fade out, so remove it from _stars, add it
// to _fadedStars, and call its FadeOut() method (it'll be removed from _sprites the next
// time the Update() method is called, which is why we set the timer’s tick interval to
// be greater than the StarControl's fade out animation).
if (e.Removed)
{
StarControl starControl = _stars[e.StarThatChanged];
_stars.Remove(e.StarThatChanged);
_fadedStars.Add(starControl);
starControl.FadeOut();
}
//
// If the star is not being removed, then check to see if _stars contains it - if so, get
// the StarControl reference; if not, you'll need to create a new StarControl, fade it in,
// add it to _sprites, and send it to back so the bees can fly in front of it. Then set
// the canvas location for the StarControl.
else
{
StarControl starControl;
if (!_stars.ContainsKey(e.StarThatChanged))
{
starControl = new StarControl();
_stars.Add(e.StarThatChanged, starControl);
starControl.FadeIn();
starControl.Rotate(e.StarThatChanged.Rotating);
_sprites.Add(starControl);
BeeStarHelper.SendToBack(starControl);
}
else
{
starControl = _stars[e.StarThatChanged];
}
BeeStarHelper.SetCanvasLocation(starControl, e.StarThatChanged.Location.X, e.StarThatChanged.Location.Y);
}
}