public static XColor ChangeColorBrightness(XColor color, float correctionFactor)
{
float red = (float)color.R;
float green = (float)color.G;
float blue = (float)color.B;
if (correctionFactor < 0)
{
correctionFactor = 1 + correctionFactor;
red *= correctionFactor;
green *= correctionFactor;
blue *= correctionFactor;
}
else
{
red = (255 - red) * correctionFactor + red;
green = (255 - green) * correctionFactor + green;
blue = (255 - blue) * correctionFactor + blue;
}
return(XColor.FromRgba((int)red, (int)green, (int)blue, color.A));
}
public void SetAsActive()
{
StackGrid.BackgroundColor = Color.FromRgba(0, 250, 0, 0.3);
}