public ImageCarouselCanvas(Arguments args)
{
this.CloseOnClick = true;
this.Container = new Canvas
{
Width = DefaultWidth,
Height = DefaultHeight
};
//var r = new Rectangle
//{
// Fill = Brushes.Red,
// Opacity = 0.05
//};
//r.SizeTo(DefaultWidth, DefaultHeight);
//r.AttachTo(this);
//this.Container.Background = Brushes.Transparent;
//this.Container.Background = Brushes.Red;
var y = 0;
var s = new Stopwatch();
s.Start();
var images = new List <XImage>();
#region AddImages
Func <Image, XImage> Add =
i =>
{
y += 32;
var n = new XImage
{
Image = i,
Opacity = 0,
Radius = 72
};
RenderOptions.SetBitmapScalingMode(i, BitmapScalingMode.Fant);
images.Add(n);
i.Opacity = 0;
i.AttachTo(this);
return(n);
};
args.AddImages(Add);
#endregion
var size = 64;
Action <DispatcherTimer> AtAnimation = delegate { };
// .net is fast, but js will be slow :)
var randomphase = Math.PI * 2 * new Random().NextDouble();
#region AtIntervalWithTimer
var AnimationTimer = (1000 / 50).AtIntervalWithTimer(
t =>
{
var ms = s.ElapsedMilliseconds;
var i = 0;
AtAnimation(t);
// using for each must be the last thing in a method
// because .leave operator currently cannot be understood by jsc
foreach (var item_ in images)
{
var item = item_.Image;
var phase = Math.PI * 2 * i / images.Count + randomphase;
var cos = Math.Cos(step * ms + phase);
var sin = Math.Sin(step * ms + phase);
var z1margin = 0.7;
var z1 = (cos + (1 + z1margin)) / (2 + z1margin);
var z2margin = 1.0;
var z2 = (cos + (1 + z2margin)) / (2 + z2margin);
item.Opacity = z1 * item_.Opacity;
item.SizeTo(size * z2, size * z2);
item.MoveTo(
-sin * item_.Radius
+ (DefaultWidth + args.ImageDefaultWidth * 0.3) / 2
//+ jsc.ImageDefaultWidth
+ cos * item_.Radius
- size * z2 * 0.5
,
sin * item_.Radius
+ (DefaultHeight + args.ImageDefaultHeight * 0.3) / 2
//+ jsc.ImageDefaultHeight
- size * z2 * 0.5
);
Canvas.SetZIndex(item, Convert.ToInt32(z1 * 1000));
i++;
}
}
);
#endregion
var logo = args.CreateCenterImage();
#region WaitAndAppear
Action <int, double, Action <double> > WaitAndAppear =
(delay, step__, set_Opacity) =>
{
var a = 0.0;
set_Opacity(a);
delay.AtDelay(
delegate
{
(1000 / 30).AtIntervalWithTimer(
t =>
{
a += step__;
if (a > 1)
{
set_Opacity(1);
t.Stop();
return;
}
set_Opacity(a);
}
);
}
);
};
#endregion
WaitAndAppear(200, 0.07, n => logo.Opacity = n);
SattelitesHidden = false;
ShowSattelites(images, WaitAndAppear);
ShowSattelitesAgain =
delegate
{
if (!SattelitesHidden)
{
return;
}
SattelitesHidden = false;
if (AtSattelitesShownAgain != null)
{
AtSattelitesShownAgain();
}
foreach (var item__ in images.ToArray())
{
var item = item__;
WaitAndAppear(0, StepSpeedToToggleSattelites, n => item.Opacity = n);
}
};
Canvas.SetZIndex(logo, 500);
logo.AttachTo(this).MoveTo(
(DefaultWidth - args.ImageDefaultWidth) / 2,
(DefaultHeight - args.ImageDefaultHeight) / 2
);
var logo_hit = new Rectangle
{
Fill = Brushes.Red,
Opacity = 0
};
Canvas.SetZIndex(logo_hit, 501);
logo_hit.Cursor = Cursors.Hand;
logo_hit.AttachTo(this).MoveTo(
(DefaultWidth - args.ImageDefaultWidth) / 2,
(DefaultHeight - args.ImageDefaultHeight) / 2
);
logo_hit.SizeTo(args.ImageDefaultWidth, args.ImageDefaultHeight);
#region MouseLeftButtonUp
logo_hit.MouseLeftButtonUp +=
delegate
{
if (AtLogoClick != null)
{
AtLogoClick();
}
//new Uri("http://www.jsc-solutions.net").NavigateTo(this.Container);
if (CloseOnClick)
{
Close();
logo_hit.Orphanize();
}
};
#endregion
#region HideSattelites
this.HideSattelites =
delegate
{
SattelitesHidden = true;
Action TriggerClose = () => AtAnimation =
t =>
{
if (images.Any(k => k.Opacity > 0))
{
return;
}
t.Stop();
if (AtClose != null)
{
AtClose();
}
};
AtAnimation =
t =>
{
if (images.Any(k => k.Opacity < 1))
{
return;
}
foreach (var item__ in images.ToArray())
{
var item = item__;
var NextDelay = 1;
if (!DisableTimerShutdown)
{
NextDelay = 1 + 1000.Random();
}
WaitAndAppear(NextDelay, StepSpeedToToggleSattelites, n => item.Opacity = 1 - n);
}
if (DisableTimerShutdown)
{
AtAnimation = delegate { };
}
else
{
TriggerClose();
}
};
};
#endregion
this.Close =
delegate
{
WaitAndAppear(1, 0.12, n => logo.Opacity = 1 - n);
HideSattelites();
};
}
