public override void ChangeDrawArea()
{
if (autoYToolStripMenuItem.Checked)
{
SelArea.SetChartDrawAreaLimitedY(AxisX, AxisY, k_X.ToArray(), exp_Y.ToArray(), fit_Y.ToArray());
}
else
{
base.ChangeDrawArea();
}
}
public override void ChangeDrawArea()
{
if (autoYToolStripMenuItem.Checked)
{
double ymax = -1;
double xmin = AxisX.PixelPositionToValue(Math.Min(SelArea.X0, SelArea.X1));
double xmax = AxisX.PixelPositionToValue(Math.Max(SelArea.X0, SelArea.X1));
foreach (var s in chart.Series)
{
for (int i = 0; i < s.Points.Count; i++)
{
//範囲内での絶対値最大の値を探す
if (ymax < 0)
{
ymax = Math.Abs(s.Points[i].YValues[0]);
}
else
{
ymax = Math.Max(ymax, s.Points.Max(
t => (t.XValue >= xmin && t.XValue <= xmax) ? Math.Abs(t.YValues[0]) : 0
));
}
}
}
if (ymax < 0)
{
return;
}
SelArea.SetChartDrawAreaLimitedY(AxisX, AxisY, ymax);
}
else
{
base.ChangeDrawArea();
}
}