void AxisX_AnnoCreated(object sender, AnnoCreatedEventArgs e)
{
if (divideYear)
{
//hide auto label
var txtblock = e.Label as TextBlock;
txtblock.Foreground = e.Canvas.Background;
}
}
void SeriesAxis_AnnoCreated(object sender, AnnoCreatedEventArgs e)
{
var ax = (Axis)sender;
LegendItem li = null;
var isFar = (Position & AxisPosition.Far) != 0;
// find legend item
if (_chart != null)
{
foreach (var item in _chart.LegendItems)
{
if (item.Item == _series)
{
li = item;
break;
}
}
}
// label color
if (li != null)
{
var tb = e.Label as TextBlock;
if (tb != null)
{
tb.Foreground = li.Symbol.Fill;
}
}
if (e.Index == 0 && _series != null)
{
var slbl = new TextBlock()
{
Text = _series.Label, VerticalAlignment = VerticalAlignment.Center
};
// display symbol
if (li != null)
{
slbl.Foreground = li.Symbol.Fill;
Canvas.SetLeft(li.Symbol, -12);
Canvas.SetTop(li.Symbol, 6);
e.Canvas.Children.Add(li.Symbol);
}
// show label
slbl.Measure(new Size(10000, 10000));
Canvas.SetLeft(slbl, 0);
Canvas.SetTop(slbl, 0);
e.Canvas.Children.Add(slbl);
e.Canvas.Tag = GetPosition(slbl);
if (!isFar)
{
slbl.RenderTransform = new RotateTransform()
{
Angle = 180,
CenterX = 0.5 * slbl.ActualWidth,
CenterY = 0.5 * slbl.ActualHeight + 2
};
}
slbl.MouseLeftButtonDown += (s, args) =>
{
args.Handled = true;
MessageBox.Show(string.Format("Clicked on axis label = {0}", _series.Label));
};
}
// hide label if it is overlapped with series label
if (e.Canvas.Tag is Rect)
{
var tb = e.Label as FrameworkElement;
var rect = (Rect)e.Canvas.Tag;
rect.Intersect(GetPosition(tb));
e.Cancel = !rect.IsEmpty;
}
// e.Canvas.ClipToBounds = false;
// handle clicking of label
if (!e.Cancel)
{
e.Label.MouseLeftButtonDown += (s, args) =>
{
if (e.Label is TextBlock)
{
MessageBox.Show(string.Format("Clicked on axis = {0} at label = {1}", _series.Label, ((TextBlock)e.Label).Text));
}
args.Handled = true;
};
}
}
void SeriesAxis_AnnoCreated(object sender, AnnoCreatedEventArgs e)
{
var ax = (Axis)sender;
LegendItem li = null;
var isFar = (Position & AxisPosition.Far) != 0;
// find legend item
if (_chart != null)
{
foreach (var item in _chart.LegendItems)
{
if (item.Item == _series)
{
li = item;
break;
}
}
}
// label color
if (li != null)
{
var tb = e.Label as TextBlock;
if (tb != null)
tb.Foreground = li.Symbol.Fill;
}
if (e.Index == 0 && _series != null)
{
var slbl = new TextBlock() { Text = _series.Label, VerticalAlignment = VerticalAlignment.Center };
// display symbol
if (li != null)
{
slbl.Foreground = li.Symbol.Fill;
Canvas.SetLeft(li.Symbol, -12);
Canvas.SetTop(li.Symbol, 6);
e.Canvas.Children.Add(li.Symbol);
}
// show label
slbl.Measure(new Size(10000, 10000));
Canvas.SetLeft(slbl, 0);
Canvas.SetTop(slbl, 0);
e.Canvas.Children.Add(slbl);
e.Canvas.Tag = GetPosition(slbl);
if (!isFar)
{
slbl.RenderTransform = new RotateTransform()
{
Angle = 180,
CenterX = 0.5 * slbl.ActualWidth,
CenterY = 0.5 * slbl.ActualHeight + 2
};
}
slbl.MouseLeftButtonDown += (s, args) =>
{
args.Handled = true;
MessageBox.Show(string.Format("Clicked on axis label = {0}", _series.Label));
};
}
// hide label if it is overlapped with series label
if (e.Canvas.Tag is Rect)
{
var tb = e.Label as FrameworkElement;
var rect = (Rect)e.Canvas.Tag;
rect.Intersect(GetPosition(tb));
e.Cancel = !rect.IsEmpty;
}
// e.Canvas.ClipToBounds = false;
// handle clicking of label
if (!e.Cancel)
{
e.Label.MouseLeftButtonDown += (s, args) =>
{
if (e.Label is TextBlock)
MessageBox.Show(string.Format("Clicked on axis = {0} at label = {1}", _series.Label, ((TextBlock)e.Label).Text));
args.Handled = true;
};
}
}
