private void PrepareCanvas(bool animate = false)
{
if (Series == null)
{
return;
}
foreach (var shape in Shapes)
{
Canvas.Children.Remove(shape);
}
foreach (var shape in HoverableShapes.Select(x => x.Shape).ToList())
{
Canvas.Children.Remove(shape);
}
foreach (var serie in Series)
{
Canvas.Children.Remove(serie);
}
HoverableShapes = new List <HoverableShape>();
Shapes = new List <FrameworkElement>();
foreach (var serie in Series)
{
Canvas.Children.Add(serie);
EraseSerieBuffer.Add(serie);
serie.RequiresAnimation = animate;
serie.RequiresPlot = true;
}
Canvas.Width = ActualWidth * CurrentScale;
Canvas.Height = ActualHeight * CurrentScale;
PlotArea = new Rect(0, 0, ActualWidth * CurrentScale, ActualHeight * CurrentScale);
RequiresScale = true;
}
public override void OnDataMouseLeave(object sender, MouseEventArgs e)
{
var s = sender as Shape;
if (s == null)
{
return;
}
var shape = HoverableShapes.FirstOrDefault(x => Equals(x.Shape, s));
if (shape == null)
{
return;
}
shape.Target.Fill = new SolidColorBrush {
Color = shape.Serie.Color
};
shape.Target.Stroke = new SolidColorBrush {
Color = PointHoverColor
};
Canvas.Children.Remove(CurrentToolTip);
}
public override void DataMouseEnter(object sender, MouseEventArgs e)
{
//This code is maybe going to be removed. I think Pie charts do not need hover, they work better
//if we print just values on charts
//var b = new Border
//{
// BorderThickness = new Thickness(0),
// Background = new SolidColorBrush { Color = Color.FromRgb(30, 30, 30), Opacity = .8 },
// CornerRadius = new CornerRadius(1)
//};
//var sp = new StackPanel
//{
// Orientation = Orientation.Vertical
//};
var senderShape = HoverableShapes.FirstOrDefault(s => Equals(s.Shape, sender));
var pieSlice = senderShape != null ? senderShape.Shape as PieSlice : null;
if (pieSlice == null)
{
return;
}
pieSlice.Opacity = .8;
//sp.Children.Add(new TextBlock
//{
// Text = senderShape.Label + ", " + (SecondaryAxis.LabelFormatter == null
// ? senderShape.Value.Y.ToString(CultureInfo.InvariantCulture)
// : SecondaryAxis.LabelFormatter(senderShape.Value.Y)),
// Margin = new Thickness(5),
// VerticalAlignment = VerticalAlignment.Center,
// FontFamily = new FontFamily("Calibri"),
// FontSize = 11,
// Foreground = Brushes.White
//});
//b.Child = sp;
//Canvas.Children.Add(b);
//var minDimension = DesiredSize.Width < DesiredSize.Height
// ? DesiredSize.Width : DesiredSize.Height;
//Canvas.SetLeft(b, (DesiredSize.Width-minDimension)/2 +10);
//Canvas.SetTop(b, (DesiredSize.Height - minDimension) / 2 +10);
var anim = new DoubleAnimation
{
To = 5,
Duration = TimeSpan.FromMilliseconds(150)
};
pieSlice.BeginAnimation(PieSlice.PushOutProperty, anim);
//CurrentToolTip = b;
}
public override void OnDataMouseEnter(object sender, MouseEventArgs e)
{
var b = new Border
{
BorderThickness = new Thickness(0),
Background = new SolidColorBrush {
Color = Color.FromRgb(30, 30, 30), Opacity = .8
},
CornerRadius = new CornerRadius(1)
};
var sp = new StackPanel
{
Orientation = Orientation.Vertical
};
var senderShape = HoverableShapes.FirstOrDefault(s => Equals(s.Shape, sender));
var pieSlice = senderShape?.Shape as PieSlice;
if (pieSlice == null)
{
return;
}
pieSlice.Opacity = .8;
sp.Children.Add(new TextBlock
{
Text = senderShape.Label + ", " + (SecondaryAxis.LabelFormatter == null
? senderShape.Value.Y.ToString(CultureInfo.InvariantCulture)
: SecondaryAxis.LabelFormatter(senderShape.Value.Y)),
Margin = new Thickness(5),
VerticalAlignment = VerticalAlignment.Center,
FontFamily = new FontFamily("Calibri"),
FontSize = 11,
Foreground = Brushes.White
});
b.Child = sp;
Canvas.Children.Add(b);
var minDimension = DesiredSize.Width < DesiredSize.Height
? DesiredSize.Width : DesiredSize.Height;
Canvas.SetLeft(b, (DesiredSize.Width - minDimension) / 2 + 10);
Canvas.SetTop(b, (DesiredSize.Height - minDimension) / 2 + 10);
var anim = new DoubleAnimation
{
To = 5,
Duration = TimeSpan.FromMilliseconds(150)
};
pieSlice.BeginAnimation(PieSlice.PushOutProperty, anim);
CurrentToolTip = b;
}
public override void DataMouseEnter(object sender, MouseEventArgs e)
{
if (DataToolTip == null)
{
return;
}
DataToolTip.Visibility = Visibility.Visible;
TooltipTimer.Stop();
var senderShape = HoverableShapes.FirstOrDefault(s => Equals(s.Shape, sender));
if (senderShape == null)
{
return;
}
senderShape.Target.Stroke = senderShape.Series.Stroke;
senderShape.Target.Fill = new SolidColorBrush {
Color = PointHoverColor
};
var scatterToolTip = DataToolTip as ScatterTooltip;
if (scatterToolTip != null)
{
scatterToolTip.PrimaryAxisTitle = PrimaryAxis.Title;
scatterToolTip.PrimaryValue = PrimaryAxis.LabelFormatter == null
? senderShape.Value.Y.ToString(CultureInfo.InvariantCulture)
: PrimaryAxis.LabelFormatter(senderShape.Value.Y);
scatterToolTip.SecondaryAxisTitle = SecondaryAxis.Title;
scatterToolTip.SecondaryValue = SecondaryAxis.LabelFormatter == null
? senderShape.Value.X.ToString(CultureInfo.InvariantCulture)
: SecondaryAxis.LabelFormatter(senderShape.Value.X);
}
var p = GetToolTipPosition(senderShape, null);
DataToolTip.BeginAnimation(Canvas.LeftProperty, new DoubleAnimation
{
To = p.X,
Duration = TimeSpan.FromMilliseconds(200)
});
DataToolTip.BeginAnimation(Canvas.TopProperty, new DoubleAnimation
{
To = p.Y,
Duration = TimeSpan.FromMilliseconds(200)
});
}
public override void DataMouseLeave(object sender, MouseEventArgs e)
{
base.DataMouseLeave(sender, e);
var senderShape = HoverableShapes.FirstOrDefault(s => Equals(s.Shape, sender));
var pieSlice = senderShape != null ? senderShape.Shape as PieSlice : null;
if (pieSlice == null)
{
return;
}
pieSlice.Opacity = 1;
var anim = new DoubleAnimation
{
To = 0,
Duration = TimeSpan.FromMilliseconds(150)
};
pieSlice.BeginAnimation(PieSlice.PushOutProperty, anim);
}
public virtual void DataMouseLeave(object sender, MouseEventArgs e)
{
var s = sender as Shape;
if (s == null)
{
return;
}
var shape = HoverableShapes.FirstOrDefault(x => Equals(x.Shape, s));
if (shape == null)
{
return;
}
var sibilings = HoverableShapes
.Where(x => Math.Abs(x.Value.X - shape.Value.X) < .001 * S.X).ToList();
foreach (var p in sibilings)
{
if (ShapeHoverBehavior == ShapeHoverBehavior.Dot)
{
p.Target.Fill = p.Series.Stroke;
p.Target.Stroke = new SolidColorBrush {
Color = PointHoverColor
};
}
else
{
p.Target.Opacity = 1;
}
}
TooltipTimer.Stop();
TooltipTimer.Start();
}
public override void DataMouseLeave(object sender, MouseEventArgs e)
{
var s = sender as Shape;
if (s == null)
{
return;
}
var shape = HoverableShapes.FirstOrDefault(x => Equals(x.Shape, s));
if (shape == null)
{
return;
}
shape.Target.Fill = shape.Series.Stroke;
shape.Target.Stroke = new SolidColorBrush {
Color = PointHoverColor
};
TooltipTimer.Stop();
TooltipTimer.Start();
}
internal override void DataMouseEnter(object sender, MouseEventArgs e)
{
if (DataTooltip == null)
{
return;
}
DataTooltip.Visibility = Visibility.Visible;
TooltipTimer.Stop();
var senderShape = HoverableShapes.FirstOrDefault(s => Equals(s.Shape, sender));
if (senderShape == null)
{
return;
}
var pieSlice = senderShape.Shape as PieSlice;
if (pieSlice == null)
{
return;
}
var labels = AxisX.Labels != null?AxisX.Labels.ToArray() : null;
senderShape.Target.Opacity = .8;
var vx = senderShape.Value.X;
var indexedToolTip = DataTooltip as IndexedTooltip;
if (indexedToolTip != null)
{
indexedToolTip.Header = labels == null
? (AxisX.LabelFormatter == null
? vx.ToString(CultureInfo.InvariantCulture)
: AxisX.LabelFormatter(vx))
: (labels.Length > vx
? labels[(int)vx]
: "");
indexedToolTip.Data = new[]
{
new IndexedTooltipData
{
Index = (int)vx,
Stroke = senderShape.Shape.Stroke,
Fill = senderShape.Shape.Fill,
Series = senderShape.Series,
Point = senderShape.Value,
Value = AxisY.LabelFormatter == null
? senderShape.Value.Y.ToString(CultureInfo.InvariantCulture)
: AxisY.LabelFormatter(senderShape.Value.Y)
}
};
}
var alpha = pieSlice.RotationAngle + pieSlice.WedgeAngle * .5 + 180;
var alphaRad = alpha * Math.PI / 180;
var sliceMidAngle = alpha - 180;
DataTooltip.Measure(new Size(double.PositiveInfinity, double.PositiveInfinity));
var y = Canvas.ActualHeight * .5 + (sliceMidAngle > 90 && sliceMidAngle < 270 ? -1 : 0) * DataTooltip.DesiredSize.Height - Math.Cos(alphaRad) * 15;
var x = Canvas.ActualWidth * .5 + (sliceMidAngle > 0 && sliceMidAngle < 180 ? -1 : 0) * DataTooltip.DesiredSize.Width + Math.Sin(alphaRad) * 15;
var p = new Point(x, y);
DataTooltip.BeginAnimation(Canvas.LeftProperty, new DoubleAnimation
{
To = p.X,
Duration = TimeSpan.FromMilliseconds(200)
});
DataTooltip.BeginAnimation(Canvas.TopProperty, new DoubleAnimation
{
To = p.Y,
Duration = TimeSpan.FromMilliseconds(200)
});
pieSlice.Opacity = .8;
var anim = new DoubleAnimation
{
To = 5,
Duration = TimeSpan.FromMilliseconds(150)
};
pieSlice.BeginAnimation(PieSlice.PushOutProperty, anim);
}
public virtual void DataMouseEnter(object sender, MouseEventArgs e)
{
if (DataToolTip == null)
{
return;
}
DataToolTip.Visibility = Visibility.Visible;
TooltipTimer.Stop();
var senderShape = HoverableShapes.FirstOrDefault(s => Equals(s.Shape, sender));
if (senderShape == null)
{
return;
}
var sibilings = HoverableShapes
.Where(s => Math.Abs(s.Value.X - senderShape.Value.X) < S.X * .001).ToList();
var first = sibilings.Count > 0 ? sibilings[0] : null;
var labels = SecondaryAxis.Labels != null?SecondaryAxis.Labels.ToArray() : null;
var vx = first != null ? first.Value.X : 0;
vx = AlphaLabel ? (int)(vx / (360d / Series.First().PrimaryValues.Count)) : vx;
foreach (var sibiling in sibilings)
{
if (ShapeHoverBehavior == ShapeHoverBehavior.Dot)
{
sibiling.Target.Stroke = sibiling.Series.Stroke;
sibiling.Target.Fill = new SolidColorBrush {
Color = PointHoverColor
};
}
else
{
sibiling.Target.Opacity = .8;
}
}
var indexedToolTip = DataToolTip as IndexedTooltip;
if (indexedToolTip != null)
{
indexedToolTip.Header = labels == null
? (SecondaryAxis.LabelFormatter == null
? vx.ToString(CultureInfo.InvariantCulture)
: SecondaryAxis.LabelFormatter(vx))
: (labels.Length > vx
? labels[(int)vx]
: "");
indexedToolTip.Data = sibilings.Select(x => new IndexedTooltipData
{
Index = Series.IndexOf(x.Series),
Series = x.Series,
Point = x.Value,
Value = PrimaryAxis.LabelFormatter == null
? x.Value.Y.ToString(CultureInfo.InvariantCulture)
: PrimaryAxis.LabelFormatter(x.Value.Y)
}).ToArray();
}
var p = GetToolTipPosition(senderShape, sibilings);
DataToolTip.BeginAnimation(Canvas.LeftProperty, new DoubleAnimation
{
To = p.X,
Duration = TimeSpan.FromMilliseconds(200)
});
DataToolTip.BeginAnimation(Canvas.TopProperty, new DoubleAnimation
{
To = p.Y,
Duration = TimeSpan.FromMilliseconds(200)
});
}
public override void OnDataMouseEnter(object sender, MouseEventArgs e)
{
var b = new Border
{
BorderThickness = TooltipBorderThickness ?? new Thickness(0),
Background = TooltipBackground ?? new SolidColorBrush {
Color = Color.FromRgb(30, 30, 30), Opacity = .8
},
CornerRadius = TooltipCornerRadius ?? new CornerRadius(1),
BorderBrush = TooltipBorderBrush ?? Brushes.Transparent
};
var sp = new StackPanel
{
Orientation = Orientation.Vertical
};
var senderShape = HoverableShapes.FirstOrDefault(s => Equals(s.Shape, sender));
if (senderShape == null)
{
return;
}
senderShape.Target.Stroke = new SolidColorBrush {
Color = senderShape.Serie.Color
};
senderShape.Target.Fill = new SolidColorBrush {
Color = PointHoverColor
};
sp.Children.Add(new TextBlock
{
Text = "X:" +
(PrimaryAxis.LabelFormatter == null
? senderShape.Value.X.ToString(CultureInfo.InvariantCulture)
: PrimaryAxis.LabelFormatter(senderShape.Value.X)) +
" Y: " +
(SecondaryAxis.LabelFormatter == null
? senderShape.Value.Y.ToString(CultureInfo.InvariantCulture)
: SecondaryAxis.LabelFormatter(senderShape.Value.Y)),
Margin = new Thickness(5),
VerticalAlignment = VerticalAlignment.Center,
FontFamily = new FontFamily("Calibri"),
FontSize = 11,
Foreground = TooltipForegroung ?? Brushes.White
});
b.Child = sp;
Canvas.Children.Add(b);
b.Measure(new Size(double.PositiveInfinity, double.PositiveInfinity));
var x = senderShape.Value.X > (Min.X + Max.X) / 2
? ToPlotArea(senderShape.Value.X, AxisTags.X) - 10 - b.DesiredSize.Width
: ToPlotArea(senderShape.Value.X, AxisTags.X) + 10;
var y = senderShape.Value.Y > (Min.Y + Max.Y) / 2
? ToPlotArea(senderShape.Value.Y, AxisTags.Y) + 10
: ToPlotArea(senderShape.Value.Y, AxisTags.Y) - 10 - b.DesiredSize.Height;
Canvas.SetLeft(b, x);
Canvas.SetTop(b, y);
Panel.SetZIndex(b, int.MaxValue - 1);
CurrentToolTip = b;
}
