private void ChartCrosshairBehavior_PositionChanged(object sender, ChartCrosshairPositionChangedEventArgs e)
{
if (this.areLabelsFollowingCursor)
{
var crosshair = (ChartCrosshairBehavior)this.chart1.Behaviors[0];
if (e.Position.X < 100 && crosshair.HorizontalLineLabelDefinition.HorizontalAlignment == HorizontalAlignment.Right)
{
if (e.Position.Y > 60)
{
crosshair.VerticalLineLabelDefinition = new ChartAnnotationLabelDefinition()
{
Location = ChartAnnotationLabelLocation.Inside,
HorizontalAlignment = HorizontalAlignment.Left,
VerticalAlignment = crosshair.VerticalLineLabelDefinition.VerticalAlignment,
DefaultVisualStyle = crosshair.VerticalLineLabelDefinition.DefaultVisualStyle,
HorizontalOffset = 2,
VerticalOffset = 0,
};
crosshair.HorizontalLineLabelDefinition = new ChartAnnotationLabelDefinition()
{
Location = ChartAnnotationLabelLocation.Inside,
HorizontalAlignment = HorizontalAlignment.Left,
VerticalAlignment = crosshair.HorizontalLineLabelDefinition.VerticalAlignment,
DefaultVisualStyle = crosshair.HorizontalLineLabelDefinition.DefaultVisualStyle,
HorizontalOffset = 2,
VerticalOffset = 2,
};
}
else
{
crosshair.VerticalLineLabelDefinition = new ChartAnnotationLabelDefinition()
{
Location = ChartAnnotationLabelLocation.Inside,
HorizontalAlignment = HorizontalAlignment.Left,
VerticalAlignment = crosshair.VerticalLineLabelDefinition.VerticalAlignment,
DefaultVisualStyle = crosshair.VerticalLineLabelDefinition.DefaultVisualStyle,
HorizontalOffset = 2,
VerticalOffset = 2,
};
crosshair.HorizontalLineLabelDefinition = new ChartAnnotationLabelDefinition()
{
Location = ChartAnnotationLabelLocation.Inside,
HorizontalAlignment = HorizontalAlignment.Left,
VerticalAlignment = crosshair.HorizontalLineLabelDefinition.VerticalAlignment,
DefaultVisualStyle = crosshair.HorizontalLineLabelDefinition.DefaultVisualStyle,
HorizontalOffset = 2,
VerticalOffset = 0,
};
}
}
if (e.Position.X > 100 && crosshair.HorizontalLineLabelDefinition.HorizontalAlignment == HorizontalAlignment.Left)
{
if (e.Position.Y > 60)
{
crosshair.VerticalLineLabelDefinition = new ChartAnnotationLabelDefinition()
{
Location = ChartAnnotationLabelLocation.Inside,
HorizontalAlignment = HorizontalAlignment.Right,
VerticalAlignment = crosshair.VerticalLineLabelDefinition.VerticalAlignment,
DefaultVisualStyle = crosshair.VerticalLineLabelDefinition.DefaultVisualStyle,
HorizontalOffset = 2,
VerticalOffset = 0,
};
crosshair.HorizontalLineLabelDefinition = new ChartAnnotationLabelDefinition()
{
Location = ChartAnnotationLabelLocation.Inside,
HorizontalAlignment = HorizontalAlignment.Right,
VerticalAlignment = crosshair.HorizontalLineLabelDefinition.VerticalAlignment,
DefaultVisualStyle = crosshair.HorizontalLineLabelDefinition.DefaultVisualStyle,
HorizontalOffset = 2,
VerticalOffset = 2,
};
}
else
{
crosshair.VerticalLineLabelDefinition = new ChartAnnotationLabelDefinition()
{
Location = ChartAnnotationLabelLocation.Inside,
HorizontalAlignment = HorizontalAlignment.Right,
VerticalAlignment = crosshair.VerticalLineLabelDefinition.VerticalAlignment,
DefaultVisualStyle = crosshair.VerticalLineLabelDefinition.DefaultVisualStyle,
HorizontalOffset = 2,
VerticalOffset = 2,
};
crosshair.HorizontalLineLabelDefinition = new ChartAnnotationLabelDefinition()
{
Location = ChartAnnotationLabelLocation.Inside,
HorizontalAlignment = HorizontalAlignment.Right,
VerticalAlignment = crosshair.HorizontalLineLabelDefinition.VerticalAlignment,
DefaultVisualStyle = crosshair.HorizontalLineLabelDefinition.DefaultVisualStyle,
HorizontalOffset = 2,
VerticalOffset = 0,
};
}
}
if (e.Position.Y < 60 && crosshair.HorizontalLineLabelDefinition.VerticalAlignment == VerticalAlignment.Bottom)
{
crosshair.VerticalLineLabelDefinition = new ChartAnnotationLabelDefinition()
{
Location = ChartAnnotationLabelLocation.Inside,
HorizontalAlignment = crosshair.VerticalLineLabelDefinition.HorizontalAlignment,
VerticalAlignment = VerticalAlignment.Top,
DefaultVisualStyle = crosshair.VerticalLineLabelDefinition.DefaultVisualStyle,
HorizontalOffset = 2,
VerticalOffset = 2,
};
crosshair.HorizontalLineLabelDefinition = new ChartAnnotationLabelDefinition()
{
Location = ChartAnnotationLabelLocation.Inside,
HorizontalAlignment = crosshair.HorizontalLineLabelDefinition.HorizontalAlignment,
VerticalAlignment = VerticalAlignment.Top,
DefaultVisualStyle = crosshair.HorizontalLineLabelDefinition.DefaultVisualStyle,
HorizontalOffset = 2,
VerticalOffset = 0,
};
}
if (e.Position.Y > 60 && crosshair.HorizontalLineLabelDefinition.VerticalAlignment == VerticalAlignment.Top)
{
crosshair.VerticalLineLabelDefinition = new ChartAnnotationLabelDefinition()
{
Location = ChartAnnotationLabelLocation.Inside,
HorizontalAlignment = crosshair.VerticalLineLabelDefinition.HorizontalAlignment,
VerticalAlignment = VerticalAlignment.Bottom,
DefaultVisualStyle = crosshair.VerticalLineLabelDefinition.DefaultVisualStyle,
HorizontalOffset = 2,
VerticalOffset = 0,
};
crosshair.HorizontalLineLabelDefinition = new ChartAnnotationLabelDefinition()
{
Location = ChartAnnotationLabelLocation.Inside,
HorizontalAlignment = crosshair.HorizontalLineLabelDefinition.HorizontalAlignment,
VerticalAlignment = VerticalAlignment.Bottom,
DefaultVisualStyle = crosshair.HorizontalLineLabelDefinition.DefaultVisualStyle,
HorizontalOffset = 2,
VerticalOffset = 2,
};
}
}
}
private void ChartCrosshairBehavior_PositionChanged(object sender, ChartCrosshairPositionChangedEventArgs e)
{
if (this.areLabelsFollowingCursor)
{
var crosshair = (ChartCrosshairBehavior)this.chart1.Behaviors[0];
if (e.Position.X < 100 && crosshair.HorizontalLineLabelDefinition.HorizontalAlignment == HorizontalAlignment.Right)
{
if (e.Position.Y > 60)
{
crosshair.VerticalLineLabelDefinition = new ChartAnnotationLabelDefinition()
{
Location = ChartAnnotationLabelLocation.Inside,
HorizontalAlignment = HorizontalAlignment.Left,
VerticalAlignment = crosshair.VerticalLineLabelDefinition.VerticalAlignment,
DefaultVisualStyle = crosshair.VerticalLineLabelDefinition.DefaultVisualStyle,
HorizontalOffset = 2,
VerticalOffset = 0,
};
crosshair.HorizontalLineLabelDefinition = new ChartAnnotationLabelDefinition()
{
Location = ChartAnnotationLabelLocation.Inside,
HorizontalAlignment = HorizontalAlignment.Left,
VerticalAlignment = crosshair.HorizontalLineLabelDefinition.VerticalAlignment,
DefaultVisualStyle = crosshair.HorizontalLineLabelDefinition.DefaultVisualStyle,
HorizontalOffset = 2,
VerticalOffset = 2,
};
}
else
{
crosshair.VerticalLineLabelDefinition = new ChartAnnotationLabelDefinition()
{
Location = ChartAnnotationLabelLocation.Inside,
HorizontalAlignment = HorizontalAlignment.Left,
VerticalAlignment = crosshair.VerticalLineLabelDefinition.VerticalAlignment,
DefaultVisualStyle = crosshair.VerticalLineLabelDefinition.DefaultVisualStyle,
HorizontalOffset = 2,
VerticalOffset = 2,
};
crosshair.HorizontalLineLabelDefinition = new ChartAnnotationLabelDefinition()
{
Location = ChartAnnotationLabelLocation.Inside,
HorizontalAlignment = HorizontalAlignment.Left,
VerticalAlignment = crosshair.HorizontalLineLabelDefinition.VerticalAlignment,
DefaultVisualStyle = crosshair.HorizontalLineLabelDefinition.DefaultVisualStyle,
HorizontalOffset = 2,
VerticalOffset = 0,
};
}
}
if (e.Position.X > 100 && crosshair.HorizontalLineLabelDefinition.HorizontalAlignment == HorizontalAlignment.Left)
{
if (e.Position.Y > 60)
{
crosshair.VerticalLineLabelDefinition = new ChartAnnotationLabelDefinition()
{
Location = ChartAnnotationLabelLocation.Inside,
HorizontalAlignment = HorizontalAlignment.Right,
VerticalAlignment = crosshair.VerticalLineLabelDefinition.VerticalAlignment,
DefaultVisualStyle = crosshair.VerticalLineLabelDefinition.DefaultVisualStyle,
HorizontalOffset = 2,
VerticalOffset = 0,
};
crosshair.HorizontalLineLabelDefinition = new ChartAnnotationLabelDefinition()
{
Location = ChartAnnotationLabelLocation.Inside,
HorizontalAlignment = HorizontalAlignment.Right,
VerticalAlignment = crosshair.HorizontalLineLabelDefinition.VerticalAlignment,
DefaultVisualStyle = crosshair.HorizontalLineLabelDefinition.DefaultVisualStyle,
HorizontalOffset = 2,
VerticalOffset = 2,
};
}
else
{
crosshair.VerticalLineLabelDefinition = new ChartAnnotationLabelDefinition()
{
Location = ChartAnnotationLabelLocation.Inside,
HorizontalAlignment = HorizontalAlignment.Right,
VerticalAlignment = crosshair.VerticalLineLabelDefinition.VerticalAlignment,
DefaultVisualStyle = crosshair.VerticalLineLabelDefinition.DefaultVisualStyle,
HorizontalOffset = 2,
VerticalOffset = 2,
};
crosshair.HorizontalLineLabelDefinition = new ChartAnnotationLabelDefinition()
{
Location = ChartAnnotationLabelLocation.Inside,
HorizontalAlignment = HorizontalAlignment.Right,
VerticalAlignment = crosshair.HorizontalLineLabelDefinition.VerticalAlignment,
DefaultVisualStyle = crosshair.HorizontalLineLabelDefinition.DefaultVisualStyle,
HorizontalOffset = 2,
VerticalOffset = 0,
};
}
}
if (e.Position.Y < 60 && crosshair.HorizontalLineLabelDefinition.VerticalAlignment == VerticalAlignment.Bottom)
{
crosshair.VerticalLineLabelDefinition = new ChartAnnotationLabelDefinition()
{
Location = ChartAnnotationLabelLocation.Inside,
HorizontalAlignment = crosshair.VerticalLineLabelDefinition.HorizontalAlignment,
VerticalAlignment = VerticalAlignment.Top,
DefaultVisualStyle = crosshair.VerticalLineLabelDefinition.DefaultVisualStyle,
HorizontalOffset = 2,
VerticalOffset = 2,
};
crosshair.HorizontalLineLabelDefinition = new ChartAnnotationLabelDefinition()
{
Location = ChartAnnotationLabelLocation.Inside,
HorizontalAlignment = crosshair.HorizontalLineLabelDefinition.HorizontalAlignment,
VerticalAlignment = VerticalAlignment.Top,
DefaultVisualStyle = crosshair.HorizontalLineLabelDefinition.DefaultVisualStyle,
HorizontalOffset = 2,
VerticalOffset = 0,
};
}
if (e.Position.Y > 60 && crosshair.HorizontalLineLabelDefinition.VerticalAlignment == VerticalAlignment.Top)
{
crosshair.VerticalLineLabelDefinition = new ChartAnnotationLabelDefinition()
{
Location = ChartAnnotationLabelLocation.Inside,
HorizontalAlignment = crosshair.VerticalLineLabelDefinition.HorizontalAlignment,
VerticalAlignment = VerticalAlignment.Bottom,
DefaultVisualStyle = crosshair.VerticalLineLabelDefinition.DefaultVisualStyle,
HorizontalOffset = 2,
VerticalOffset = 0,
};
crosshair.HorizontalLineLabelDefinition = new ChartAnnotationLabelDefinition()
{
Location = ChartAnnotationLabelLocation.Inside,
HorizontalAlignment = crosshair.HorizontalLineLabelDefinition.HorizontalAlignment,
VerticalAlignment = VerticalAlignment.Bottom,
DefaultVisualStyle = crosshair.HorizontalLineLabelDefinition.DefaultVisualStyle,
HorizontalOffset = 2,
VerticalOffset = 2,
};
}
}
}
