private void chartData_GetToolTipText(object sender, System.Windows.Forms.DataVisualization.Charting.ToolTipEventArgs e)
{
if (e.HitTestResult.ChartArea == chartData.ChartAreas[ChartAreaIndex])
{
double position = GetAxisXPositionFromMouse(e.X);
int index = (int)(position - 0.5);
if (index < 0)
{
index = 0;
}
var stockSeries = chartData.Series[StockSeriesIndex];
if (position < 0 || position >= stockSeries.Points.Count)
{
e.Text = string.Empty;
}
else
{
var bar = _currentShownData.DataOrderedByTime[index];
e.Text = string.Format(
"Position:{6}\nTime:{0:yyyy-MM-dd}\nOpen:{1:0.000}\nClose:{2:0.000}\nHighest:{3:0.000}\nLowest:{4:0.000}\nVolume:{5}",
bar.Time,
bar.OpenPrice,
bar.ClosePrice,
bar.HighestPrice,
bar.LowestPrice,
bar.Volume,
position);
}
}
}
private void chart1_GetToolTipText(object sender, System.Windows.Forms.DataVisualization.Charting.ToolTipEventArgs e)
{
// Check selected chart element and set tooltip text for it
switch (e.HitTestResult.ChartElementType)
{
case System.Windows.Forms.DataVisualization.Charting.ChartElementType.DataPoint:
var dataPoint = e.HitTestResult.Series.Points[e.HitTestResult.PointIndex];
e.Text = string.Format("X:\t{0}\nY:\t{1}", dataPoint.XValue, dataPoint.YValues[0]);
break;
}
}
private void ViewCoordinates(object sender, System.Windows.Forms.DataVisualization.Charting.ToolTipEventArgs e)
{
var area = chart1.ChartAreas[0];
var areaPosition = area.Position;
var areaRect = new RectangleF(areaPosition.X * chart1.Width / 100, areaPosition.Y * chart1.Height / 100,
areaPosition.Width * chart1.Width / 100, areaPosition.Height * chart1.Height / 100);
var innerPlot = area.InnerPlotPosition;
double x = area.AxisX.Minimum +
(area.AxisX.Maximum - area.AxisX.Minimum) *
(e.X - areaRect.Left - innerPlot.X * areaRect.Width / 100) /
(innerPlot.Width * areaRect.Width / 100);
double y = area.AxisY.Maximum -
(area.AxisY.Maximum - area.AxisY.Minimum) *
(e.Y - areaRect.Top - innerPlot.Y * areaRect.Height / 100) /
(innerPlot.Height * areaRect.Height / 100);
Y_coordinateBox.Text = Math.Round(y, 2).ToString();
X_coordinateBox.Text = Math.Round(x, 2).ToString();
}
