private void Image_SrcImagePreview_MouseLeave(object sender, RoutedEventArgs e)
{
System.Windows.Controls.Image imageControl = sender as System.Windows.Controls.Image;
double h1 = imageControl.Height;
double h2 = 64;
DoubleAnimation animHeight = new DoubleAnimation();
animHeight.Duration = new Duration(TimeSpan.FromSeconds(0.3));
animHeight.From = h1;
animHeight.To = h2;
animHeight.FillBehavior = FillBehavior.HoldEnd;
double w1 = imageControl.Width;
double w2 = 64;
DoubleAnimation animWidth = new DoubleAnimation();
animWidth.Duration = new Duration(TimeSpan.FromSeconds(0.3));
animWidth.From = w1;
animWidth.To = w2;
animWidth.FillBehavior = FillBehavior.HoldEnd;
imageControl.BeginAnimation(System.Windows.Controls.Image.HeightProperty, animHeight);
imageControl.BeginAnimation(System.Windows.Controls.Image.WidthProperty, animWidth);
}
private void NewParticlesImage(IAdornmentLayer adornmentLayer, IWpfTextView view)
{
var particles = new Image();
particles.UpdateSource(GetParticlesImage());
adornmentLayer.AddAdornment(AdornmentPositioningBehavior.ViewportRelative, null, null, particles, null);
particlesList.Add(particles);
try
{
var top = view.Caret.Top;
var left = view.Caret.Left;
particles.BeginAnimation(Canvas.TopProperty, GetParticlesTopAnimation(top));
particles.BeginAnimation(Canvas.LeftProperty, GetParticlesLeftAnimation(left));
var opacityAnimation = GetParticlesOpacityAnimation();
opacityAnimation.Completed += (sender, e) =>
{
particles.Visibility = Visibility.Hidden;
adornmentLayer.RemoveAdornment(particles);
particlesList.Remove(particles);
};
particles.BeginAnimation(UIElement.OpacityProperty, opacityAnimation);
}
catch
{
adornmentLayer.RemoveAdornment(particles);
particlesList.Remove(particles);
}
}
private void Image_MouseLeave(object sender, MouseEventArgs e)
{
System.Windows.Controls.Image img = (System.Windows.Controls.Image)sender;
DoubleAnimation animation = new DoubleAnimation(0, TimeSpan.FromSeconds(2));
img.BeginAnimation(System.Windows.Controls.Image.OpacityProperty, animation);
}
public MainWindow()
{
InitializeComponent();
onstart();
//初始化Emgucv和接收摄像头图像的Mat
CvInvoke.UseOpenCL = true;
capframe = new Mat();
cap = new Capture();
cap.SetCaptureProperty(CapProp.Fps, 30);
cap.SetCaptureProperty(CapProp.FrameHeight, 720);
cap.SetCaptureProperty(CapProp.FrameWidth, 960);
cap.ImageGrabbed += Cap_ImageGrabbed;
cap.Stop();
history = new List <BitmapImage>();
this.Loaded += new RoutedEventHandler(MainWindow_Loaded);
slider.ValueChanged += Slider_ValueChanged;
LunboList = new List <BitmapImage>();
int imagelistnum = 4;
for (int i = 1; i <= imagelistnum; i++)
{
LunboList.Add(new BitmapImage(new Uri(@"..\..\images\showlist\" + i.ToString() + ".jpg", UriKind.Relative)));
}
timer = new System.Timers.Timer(1000 * 3);
int lunboinedx = 0;
timer.Elapsed += delegate
{
lunboinedx++;
Dispatcher.Invoke(DispatcherPriority.Normal, (Action) delegate()
{
if (lunboinedx == 1000)
{
lunbo.Children.Clear();
lunboinedx = 0;
}
var tt = new System.Windows.Controls.Image();
tt.Source = LunboList[lunboinedx % imagelistnum];
tt.Height = 200;
tt.Width = 267;
tt.Stretch = Stretch.Fill;
tt.Margin = new Thickness(1320, 0, -267, 0);
lunbo.Children.Add(tt);
ThicknessAnimation anim = new ThicknessAnimation();
anim.From = new Thickness(1593, 0, -267, 0);
anim.To = new Thickness(-1868, 0, 0, 0);
anim.Duration = TimeSpan.FromSeconds(15);
tt.BeginAnimation(MarginProperty, anim);
});
};
timer.Start();
}
private void NewParticleImage(IAdornmentLayer adornmentLayer, IWpfTextView view, bool isPartyMode)
{
try
{
var particles = new Image();
particles.UpdateSource(GetParticleImage());
adornmentLayer.AddAdornment(AdornmentPositioningBehavior.ViewportRelative, null, null, particles, null);
particlesList.Add(particles);
try
{
var top = isPartyMode
? RandomUtils.Random.Next((int)view.ViewportTop, (int)view.ViewportBottom)
: view.Caret.Top;
var left = isPartyMode
? RandomUtils.Random.Next((int)view.ViewportLeft, (int)view.ViewportRight)
: view.Caret.Left;
particles.BeginAnimation(Canvas.TopProperty, GetParticleTopAnimation(top));
particles.BeginAnimation(Canvas.LeftProperty, GetParticleLeftAnimation(left));
var opacityAnimation = GetParticleOpacityAnimation();
opacityAnimation.Completed += (sender, e) =>
{
particles.Visibility = Visibility.Hidden;
adornmentLayer.RemoveAdornment(particles);
particlesList.Remove(particles);
};
particles.BeginAnimation(UIElement.OpacityProperty, opacityAnimation);
}
catch
{
adornmentLayer.RemoveAdornment(particles);
particlesList.Remove(particles);
}
}
catch
{
}
}
public static void ChangeSource(
this System.Windows.Controls.Image image, ImageSource source, TimeSpan fadeOutTime, TimeSpan fadeInTime)
{
var fadeInAnimation = new DoubleAnimation(1d, fadeInTime);
if (image.Source != null)
{
var fadeOutAnimation = new DoubleAnimation(0d, fadeOutTime);
fadeOutAnimation.Completed += (o, e) =>
{
image.Source = source;
image.BeginAnimation(System.Windows.Controls.Image.OpacityProperty, fadeInAnimation);
};
image.BeginAnimation(System.Windows.Controls.Image.OpacityProperty, fadeOutAnimation);
}
else
{
image.Opacity = 0d;
image.Source = source;
image.BeginAnimation(System.Windows.Controls.Image.OpacityProperty, fadeInAnimation);
}
}
private async Task <DoubleAnimation> StartNextPhotoAnimation(DoubleAnimation animation, Image animatedImage, bool completionFlag = false)
{
var photoindex = CurrentIndex;
animatedImage.Source = await GetNextPhotoBitmap();
//var photo = new Image { Source = await GetNextPhotoBitmap() };
var bi = animatedImage.Source as BitmapImage;
Debug.Assert(bi != null);
var photoWidth = bi.Width;
var photoHeight = bi.Height;
animation.Duration = new Duration(TimeSpan.FromSeconds(_random.Next(MinAnimateTimeSecs, MaxAnimateTimeSecs)));
animation.From = -photoHeight; // y start
animation.To = _canvasHeight + photoHeight; // y finish
// Completion handler - remove the image, start the next handler
EventHandler handler = null;
handler = async(s, e) =>
{
animation.Completed -= handler;
ScreensaverCanvas.Children.Remove(animatedImage);
await StartNextPhotoAnimation(animation, animatedImage, true);
};
animation.Completed += handler;
double xStart = _random.Next(0, (int)_canvasWidth - (int)photoWidth);;
_logger.Debug("{0} Dur {1} ({2},{3}) From {4} - {5} xStart {6} Canvas({7}, {8}) {9}", photoindex, animation.Duration, (int)photoWidth, (int)photoHeight, (int)animation.From, (int)animation.To, (int)xStart, (int)_canvasWidth, (int)_canvasHeight, completionFlag);
Canvas.SetLeft(animatedImage, xStart);
// photo.Stretch = Stretch.UniformToFill;
//animatedImage.Name = "Photo" + CurrentIndex;
ScreensaverCanvas.Children.Add(animatedImage);
animatedImage.BeginAnimation(Canvas.TopProperty, animation, HandoffBehavior.SnapshotAndReplace);
return(animation);
}
private async Task<DoubleAnimation> StartNextPhotoAnimation(DoubleAnimation animation, Image animatedImage, bool completionFlag = false)
{
var photoindex = CurrentIndex;
animatedImage.Source = await GetNextPhotoBitmap();
//var photo = new Image { Source = await GetNextPhotoBitmap() };
var bi = animatedImage.Source as BitmapImage;
Debug.Assert(bi != null);
var photoWidth = bi.Width;
var photoHeight = bi.Height;
animation.Duration = new Duration(TimeSpan.FromSeconds(_random.Next(MinAnimateTimeSecs, MaxAnimateTimeSecs)));
animation.From = -photoHeight; // y start
animation.To = _canvasHeight + photoHeight; // y finish
// Completion handler - remove the image, start the next handler
EventHandler handler = null;
handler = async (s, e) =>
{
animation.Completed -= handler;
ScreensaverCanvas.Children.Remove(animatedImage);
await StartNextPhotoAnimation(animation, animatedImage, true);
};
animation.Completed += handler;
double xStart = _random.Next(0, (int)_canvasWidth - (int)photoWidth); ;
_logger.Debug("{0} Dur {1} ({2},{3}) From {4} - {5} xStart {6} Canvas({7}, {8}) {9}", photoindex, animation.Duration, (int)photoWidth, (int)photoHeight, (int)animation.From, (int)animation.To, (int)xStart, (int)_canvasWidth, (int)_canvasHeight, completionFlag);
Canvas.SetLeft(animatedImage, xStart);
// photo.Stretch = Stretch.UniformToFill;
//animatedImage.Name = "Photo" + CurrentIndex;
ScreensaverCanvas.Children.Add(animatedImage);
animatedImage.BeginAnimation(Canvas.TopProperty, animation, HandoffBehavior.SnapshotAndReplace);
return animation;
}