internal void UpdateLegend()
{
if (legendButtons != null)
{
for (int i = 0; i < legendButtons.Length; i++)
{
legendButtons[i].Dispose();
}
}
legendButtons = new LegendButton[series.Count];
for (int i = 0; i < legendButtons.Length; i++)
{
var s = series[i];
var lb = new LegendButton(legend, s);
if (s.name == null)
{
lb.Text = string.Concat("Series ", (i + 1).ToString());
}
lb.Width = (int)MeasureStringSimple(legend.itemStyle.font, lb.Text).Width + 20;
if (legend.layout == LegendLayouts.horizontal)
{
lb.Location = new Point(i * 120, Height - lb.Height);
}
Controls.Add(lb);
legendButtons[i] = lb;
}
UpdateLegendLocation();
}
private void TryUpdateLegendButtons(Graphics g)
{
if (!updateLegendButtonsFlag)
{
return;
}
updateLegendButtonsFlag = false;
if (legendButtons != null)
{
for (int i = 0; i < legendButtons.Length; i++)
{
legendButtons[i].Dispose();
}
}
if (!legend.enabled)
{
return;
}
legendButtons = new LegendButton[series.Count];
for (int i = 0; i < legendButtons.Length; i++)
{
var s = series[i];
var lb = new LegendButton(legend, s);
lb.Width = (int)g.MeasureString(lb.Text, legend.itemStyle.font).Width + 20;
if (legend.layout == LegendLayouts.horizontal)
{
lb.Location = new Point(i * 120, Height - lb.Height);
}
Controls.Add(lb);
legendButtons[i] = lb;
}
Recalc();
}