private void DisplayBalloon(Indicator indicator)
{
_balloon.Text = indicator.Text;
_balloon.Visibility = Visibility.Visible;
_balloon.Measure(new Size(_graphCanvasDecorator.ActualWidth, _graphCanvasDecorator.ActualHeight));
var balloonLeft = (double)indicator.GetValue(Canvas.LeftProperty) - _balloon.DesiredSize.Width / 2 +
indicator.ActualWidth / 2;
if (balloonLeft < 0)
{
balloonLeft = (double)indicator.GetValue(Canvas.LeftProperty);
}
else if (balloonLeft + _balloon.DesiredSize.Width > _graphCanvasDecorator.ActualWidth)
{
balloonLeft = (double)indicator.GetValue(Canvas.LeftProperty) - _balloon.DesiredSize.Width;
}
var balloonTop = (double)indicator.GetValue(Canvas.TopProperty) - _balloon.DesiredSize.Height - 5;
if (balloonTop < 0)
{
balloonTop = (double)indicator.GetValue(Canvas.TopProperty) + 17;
}
_balloon.SetValue(Canvas.LeftProperty, balloonLeft);
_balloon.SetValue(Canvas.TopProperty, balloonTop);
}
private void DisplayBalloon(Indicator indicator)
{
_balloon.Text = indicator.Text;
_balloon.Visibility = Visibility.Visible;
_balloon.Measure(new Size(_graphCanvasDecorator.ActualWidth, _graphCanvasDecorator.ActualHeight));
var balloonLeft = (double)indicator.GetValue(Canvas.LeftProperty) - _balloon.DesiredSize.Width / 2 +
indicator.ActualWidth / 2;
if (balloonLeft < 0)
{
balloonLeft = (double)indicator.GetValue(Canvas.LeftProperty);
}
else if (balloonLeft + _balloon.DesiredSize.Width > _graphCanvasDecorator.ActualWidth)
{
balloonLeft = (double)indicator.GetValue(Canvas.LeftProperty) - _balloon.DesiredSize.Width;
}
var balloonTop = (double)indicator.GetValue(Canvas.TopProperty) - _balloon.DesiredSize.Height - 5;
if (balloonTop < 0)
{
balloonTop = (double)indicator.GetValue(Canvas.TopProperty) + 17;
}
_balloon.SetValue(Canvas.LeftProperty, balloonLeft);
_balloon.SetValue(Canvas.TopProperty, balloonTop);
}
