private void chart1_AxisViewChanged(object sender, System.Windows.Forms.DataVisualization.Charting.ViewEventArgs e)
{
// Change label format when showing hours
chart1.ChartAreas["Default"].RecalculateAxesScale();
chart1.ChartAreas["Default"].AxisX.LabelStyle.Format = "";
if (chart1.ChartAreas["Default"].AxisX.LabelStyle.IntervalType == DateTimeIntervalType.Hours)
{
chart1.ChartAreas["Default"].AxisX.LabelStyle.Format = "MMM d, hh tt";
chart1.ChartAreas["Default"].RecalculateAxesScale();
}
}
private void chart1_AxisViewChanged(object sender, System.Windows.Forms.DataVisualization.Charting.ViewEventArgs e)
{
// Axis View is reseted
if (double.IsNaN(e.NewPosition) && double.IsNaN(e.NewSize))
{
// Set Title
SetTitle(0, 28);
}
// Axis view is active
else
{
// Set Title
SetTitle(e.NewPosition, e.NewSize);
}
}
private void chart_AxisViewChanged(object sender, System.Windows.Forms.DataVisualization.Charting.ViewEventArgs e)
{
this.UpdateAxisLabels();
}
private void chart_AxisViewChanged(object sender, System.Windows.Forms.DataVisualization.Charting.ViewEventArgs e)
{
this.chart.ChartAreas[0].AxisX.ScaleView.Size = e.NewSize;
this.chart.ChartAreas[0].AxisY.ScaleView.Size = e.NewSize;
}
private void OnAxisViewChanges(object sender, ViewEventArgs viewEventArgs)
{
Debug.Fail("Don't worry, this event is never raised.");
}
private void chart_AxisViewChanged(object sender, ViewEventArgs e)
{
UpdateAxisLabels();
}
private void MainChart_AxisViewChanged(object sender, ViewEventArgs e)
{
this.UnthrottledPosition = e.NewPosition;
if (!this.IsZoomThrottled && this.UnthrottledPosition != this.ThrottledPosition)
{
this.SetYAxis("Main");
this.SetYAxis("Volume");
this.ThrottledPosition = this.UnthrottledPosition;
this.IsZoomThrottled = true;
}
}
private void chart_AxisViewChanged(object sender, ViewEventArgs e) {
UpdateAxisLabels();
}
//on this event we rescaling Y axis in order to show graph in full height (i took this code from stackoverflow)
private void chart1_AxisViewChanged_1(object sender, ViewEventArgs e)
{
if (e.Axis.AxisName == AxisName.X)
{
int start = (int)e.Axis.ScaleView.ViewMinimum;
int end = (int)e.Axis.ScaleView.ViewMaximum;
double[] tempHighs = chart1.Series[0].Points.Where((x, i) => i >= start && i <= end).Select(x => x.YValues[0]).ToArray();
double[] tempLows = chart1.Series[0].Points.Where((x, i) => i >= start && i <= end).Select(x => x.YValues[1]).ToArray();
double ymin = tempLows.Min();
double ymax = tempHighs.Max();
chart1.ChartAreas[0].AxisY.ScaleView.Position = ymin;
chart1.ChartAreas[0].AxisY.ScaleView.Size = ymax - ymin;
}
}
private void chartCtrl_AxisViewChanged(object sender, ViewEventArgs e)
{
//RectangleF lastPos = _zoomPositions.Count > 0 ? _zoomPositions.Pop() : new RectangleF();
//RectangleF obj = new RectangleF();
//if (e.Axis == MainChartArea.AxisY)
//{
// if (lastPos.X != 0)
// {
// obj = lastPos;
// }
// obj.Y = (float)e.NewPosition;
// obj.Height = (float)e.NewSize;
//}
//else//X axis
//{
// if (lastPos.Y != 0)
// {
// obj = lastPos;
// }
// obj.X = (float)e.NewPosition;
// obj.Width = (float)e.NewSize;
//}
//_zoomPositions.Push(obj);
}
private void _AxisViewChanged(object sender, ViewEventArgs e)
{
if (sender is Chart)
{
double mx, mn, interv;
if (((Chart)sender).Name == "chart")
{
mx = chart.ChartAreas[0].AxisX.ScaleView.ViewMaximum;
mn = chart.ChartAreas[0].AxisX.ScaleView.ViewMinimum;
if (Math.Abs(mx - hscmax) > 15 && Math.Abs(mn - hscmin) > 15)
{
hscmax = mx;
hscmin = mn;
mn = (int)mn - (int)mn % 5;
mx = (int)mx - (int)mx % 5;
if (mx - mn < 5) mx = mn + 5;
interv = (int)Math.Abs(mx - mn) / 5;
interv = (int)interv - (int)interv % 5;
chart.ChartAreas[0].AxisX.ScaleView.Zoom(mn + 1, mx + 1);
chart.ChartAreas[0].AxisX.Interval = interv;
}
}
if (((Chart)sender).Name == "vc")
{
mx = vc.ChartAreas[0].AxisX.ScaleView.ViewMaximum;
mn = vc.ChartAreas[0].AxisX.ScaleView.ViewMinimum;
if (Math.Abs(mx - vscmax) > 15 && Math.Abs(mn - vscmin) > 15)
{
vscmax = mx;
vscmin = mn;
mn = (int)mn - (int)mn % 5;
mx = (int)mx - (int)mx % 5;
if (mx - mn < 5) mx = mn + 5;
interv = (int)Math.Abs(mx - mn) / 5;
interv = (int)interv - (int)interv % 5;
vc.ChartAreas[0].AxisX.ScaleView.Zoom(mn + 1, mx + 1);
vc.ChartAreas[0].AxisX.Interval = interv;
}
}
}
}
private void chart1_AxisViewChanged(object sender, ViewEventArgs e)
{
}
//
// THe following chart event handlers are a work in progress.
// To get the charts to behave as you'd like takes a lot of messing
// around. So i've left the commentted out code for my future benefit.
//
private void chart1_AxisViewChanging(object sender, ViewEventArgs e)
{
foreach (Chart chart in charts)
{
chart.ChartAreas["ChartArea1"].AxisX.ScaleView.Size = e.NewSize;
chart.ChartAreas["ChartArea1"].AxisX.ScaleView.Position = e.NewPosition;
chart.Update();
}
// chart1.ChartAreas["ChartArea1"].AxisX.ScaleView.Size = e.NewSize;
// chart4.ChartAreas["ChartArea1"].AxisX.ScaleView.Position = e.NewPosition;
}
private void chart1_AxisViewChanged(object sender, ViewEventArgs e)
{
//chart1.ChartAreas["ChartArea1"].AxisX.ScaleView.Size = e.NewSize;
//chart4.ChartAreas["ChartArea1"].AxisX.ScaleView.Position = e.NewPosition;
}
