public void MouseLeftButtonUp(object eventArgs)
{
_mouseUpTime = DateTime.Now;
var e = eventArgs as MouseButtonEventArgs;
var sender = e.Source;
ChartControl chart;
if (sender is ChartControl)
{
chart = sender as ChartControl;
}
else
{
chart = ((SimpleDiagram2D)sender).Parent as ChartControl;
}
var hitInfo = chart.CalcHitInfo(e.GetPosition(chart));
if (hitInfo?.SeriesPoint == null || (_mouseUpTime - _mouseDownTime).TotalMilliseconds > 180)
{
return;
}
if (_selectedHitInfo != null)
{
PieSeries.GetExplodedDistance(_selectedHitInfo.SeriesPoint);
var selectedStoryBoard = new Storyboard();
var selectedAnimation = new DoubleAnimation
{
Duration = new Duration(new TimeSpan(0, 0, 0, 0, 400)),
To = 0
};
selectedStoryBoard.Children.Add(selectedAnimation);
Storyboard.SetTarget(selectedAnimation, _selectedHitInfo.SeriesPoint);
Storyboard.SetTargetProperty(selectedAnimation, new PropertyPath(PieSeries.ExplodedDistanceProperty));
selectedStoryBoard.Begin();
}
var distance = PieSeries.GetExplodedDistance(hitInfo.SeriesPoint);
var storyBoard = new Storyboard();
var animation = new DoubleAnimation
{
Duration = new Duration(new TimeSpan(0, 0, 0, 0, 400)),
To = distance > 0 ? 0 : 0.4
};
storyBoard.Children.Add(animation);
Storyboard.SetTarget(animation, hitInfo.SeriesPoint);
Storyboard.SetTargetProperty(animation, new PropertyPath(PieSeries.ExplodedDistanceProperty));
storyBoard.Begin();
_selectedHitInfo = hitInfo;
}
void Chart_MouseUp(object sender, MouseButtonEventArgs e)
{
ChartHitInfo hitInfo = Chart.CalcHitInfo(e.GetPosition(Chart));
if (hitInfo == null || hitInfo.SeriesPoint == null || !IsClick(DateTime.Now))
{
return;
}
double distance = PieSeries.GetExplodedDistance(hitInfo.SeriesPoint);
Storyboard storyBoard = new Storyboard();
var animation = distance > 0 ? CollapseAnimation : ExpandAnimation;
storyBoard.Children.Add(animation);
Storyboard.SetTarget(animation, hitInfo.SeriesPoint);
Storyboard.SetTargetProperty(animation, new PropertyPath(PieSeries.ExplodedDistanceProperty));
storyBoard.Begin();
}
void chart_MouseUp(object sender, MouseButtonEventArgs e)
{
ChartHitInfo hitInfo = chart.CalcHitInfo(e.GetPosition(chart));
if (hitInfo == null || hitInfo.SeriesPoint == null || PieSeries.GetExplodedDistance(hitInfo.SeriesPoint) > 0)
{
return;
}
foreach (SeriesPoint point in chart.Diagram.Series[0].Points)
{
if (PieSeries.GetExplodedDistance(point) > 0 && point != hitInfo.SeriesPoint)
{
AnimateExploding(point, true);
}
}
AnimateExploding(hitInfo.SeriesPoint, false);
UpdateChargeInfo(hitInfo.SeriesPoint);
}
void AnimationEnd(object sender, Point e)
{
ChartHitInfo hitInfo = (sender as ChartControl).CalcHitInfo(e);
rotate = false;
if (hitInfo == null || hitInfo.SeriesPoint == null || !IsClick(DateTime.Now))
{
return;
}
double distance = PieSeries.GetExplodedDistance(hitInfo.SeriesPoint);
Storyboard storyBoard = new Storyboard();
DoubleAnimation animation = new DoubleAnimation();
animation.Duration = new Duration(new TimeSpan(0, 0, 0, 0, 300));
animation.To = distance > 0 ? 0 : 0.3;
storyBoard.Children.Add(animation);
Storyboard.SetTarget(animation, hitInfo.SeriesPoint);
Storyboard.SetTargetProperty(animation, new PropertyPath(PieSeries.ExplodedDistanceProperty));
storyBoard.Begin();
}
void AnimateExploding(SeriesPoint seriesPoint, bool isDealayedStart)
{
Storyboard storyBoard = new Storyboard();
DoubleAnimationUsingKeyFrames animation = new DoubleAnimationUsingKeyFrames();
if (isDealayedStart)
{
animation.KeyFrames.Add(new LinearDoubleKeyFrame(explodeDistance, KeyTime.FromTimeSpan(new TimeSpan(0, 0, 0, 0, 300))));
animation.KeyFrames.Add(new LinearDoubleKeyFrame(0, KeyTime.FromTimeSpan(new TimeSpan(0, 0, 0, 0, 600))));
}
else
{
double distanceTo = PieSeries.GetExplodedDistance(seriesPoint) > 0 ? 0 : explodeDistance;
animation.KeyFrames.Add(new LinearDoubleKeyFrame(distanceTo, KeyTime.FromTimeSpan(new TimeSpan(0, 0, 0, 0, 300))));
}
storyBoard.Children.Add(animation);
Storyboard.SetTarget(animation, seriesPoint);
Storyboard.SetTargetProperty(animation, new PropertyPath(PieSeries.ExplodedDistanceProperty));
storyBoard.Begin();
}
/// <summary>
/// 环形图左键放开事件
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void chart_MouseUp(object sender, MouseButtonEventArgs e)
{
ChartControl chartName = sender as ChartControl;
ChartHitInfo hitInfo = chartName.CalcHitInfo(e.GetPosition(chartName));
if (hitInfo == null || hitInfo.SeriesPoint == null)
{
return;
}
double distance = PieSeries.GetExplodedDistance(hitInfo.SeriesPoint);
Storyboard storyBoard = new Storyboard();
DoubleAnimation animation = new DoubleAnimation();
animation.Duration = new Duration(new TimeSpan(0, 0, 0, 0, 300));
animation.To = distance > 0 ? 0 : 0.3;
storyBoard.Children.Add(animation);
Storyboard.SetTarget(animation, hitInfo.SeriesPoint);
Storyboard.SetTargetProperty(animation, new PropertyPath(PieSeries.ExplodedDistanceProperty));
storyBoard.Begin();
e.Handled = true;
}
void chart_MouseUp(object sender, MouseButtonEventArgs e)
{
isLeftMouseButtonReleased = true;
if (!IsClick(e.Timestamp))
{
return;
}
ChartHitInfo hitInfo = chart.CalcHitInfo(e.GetPosition(chart));
if (hitInfo == null || hitInfo.SeriesPoint == null)
{
return;
}
double distance = PieSeries.GetExplodedDistance(hitInfo.SeriesPoint);
AnimationTimeline animation = distance > 0 ? (AnimationTimeline)TryFindResource("CollapseAnimation") : (AnimationTimeline)TryFindResource("ExplodeAnimation");
Storyboard storyBoard = new Storyboard();
storyBoard.Children.Add(animation);
Storyboard.SetTarget(animation, hitInfo.SeriesPoint);
Storyboard.SetTargetProperty(animation, new PropertyPath(PieSeries.ExplodedDistanceProperty));
storyBoard.Begin();
}
