private void ColorSliderControl_MouseMove(object sender, MouseEventArgs e)
{
if (e.Button == System.Windows.Forms.MouseButtons.Left)
{
int y = 0;
if (e.Y < 0)
{
y = 0;
}
else if (e.Y > Height)
{
y = Height;
}
else
{
y = e.Y;
}
Hue = (Height - y) / (float)Height;
if (Hue == 1)
{
Hue = 0;
}
Invalidate();
if (HueChanged != null)
{
HueChanged.Invoke(Hue);
}
}
}
protected void OnHueChanged()
{
HueChanged?.Invoke(this, EventArgs.Empty);
}
