public static Color ToArgb(HsbColor source)
{
float fr = source.B;
float fg = source.B;
float fb = source.B;
if (0F < source.S)
{
float h = source.H / 60F;
int i = (int)Floor(h);
float f = h - i;
float p = source.B * (1F - source.S);
float q = source.B * (1F - source.S * f);
float t = source.B * (1F - source.S * (1F - f));
switch (i)
{
case 0:
fg = t;
fb = p;
break;
case 1:
fr = q;
fb = p;
break;
case 2:
fr = p;
fb = t;
break;
case 3:
fr = p;
fg = q;
break;
case 4:
fr = t;
fg = p;
break;
case 5:
fg = p;
fb = q;
break;
default:
throw new InvalidOperationException(); // This must not happen.
}
}
byte r = (byte)Max(Min(Round(fr * 255F), 255), 0);
byte g = (byte)Max(Min(Round(fg * 255F), 255), 0);
byte b = (byte)Max(Min(Round(fb * 255F), 255), 0);
return(Color.FromArgb(source.A, r, g, b));
}
public static Color ToBrightened(this Color source, float factor)
{
if (factor <= 0F)
{
throw new ArgumentOutOfRangeException(nameof(factor));
}
var bridgeColor = HsbColor.FromArgb(source);
bridgeColor.B = Min(1F, bridgeColor.B * factor);
return(bridgeColor.ToArgb());
}
public static HsbColor ToAhsb(this Color source) => HsbColor.FromArgb(source);
public static HsbColor ToAhsb(this Color source)
{
return(HsbColor.FromArgb(source));
}
public static Color ToArgb(HsbColor source)
{
float fr = source.B;
float fg = source.B;
float fb = source.B;
if (0F < source.S)
{
float h = source.H / 60F;
int i = (int)Floor(h);
float f = h - i;
float p = source.B * (1F - source.S);
float q = source.B * (1F - source.S * f);
float t = source.B * (1F - source.S * (1F - f));
switch (i)
{
case 0:
fg = t;
fb = p;
break;
case 1:
fr = q;
fb = p;
break;
case 2:
fr = p;
fb = t;
break;
case 3:
fr = p;
fg = q;
break;
case 4:
fr = t;
fg = p;
break;
case 5:
fg = p;
fb = q;
break;
default:
throw new InvalidOperationException(); // This must not happen.
}
}
byte r = (byte)Max(Min(Round(fr * 255F), 255), 0);
byte g = (byte)Max(Min(Round(fg * 255F), 255), 0);
byte b = (byte)Max(Min(Round(fb * 255F), 255), 0);
return Color.FromArgb(source.A, r, g, b);
}
