public static HSBColor FromColor(Color color)
{
HSBColor ret = new HSBColor(0f, 0f, 0f);
ret.A = color.A;
float r = color.R;
float g = color.G;
float b = color.B;
float max = Math.Max(r, Math.Max(g, b));
if (max <= 0)
{
return(ret);
}
float min = Math.Min(r, Math.Min(g, b));
float dif = max - min;
if (max > min)
{
if (g.IsEqual(max))
{
ret.H = (b - r) / dif * 60f + 120f;
}
else if (b.IsEqual(max))
{
ret.H = (r - g) / dif * 60f + 240f;
}
else if (b > g)
{
ret.H = (g - b) / dif * 60f + 360f;
}
else
{
ret.H = (g - b) / dif * 60f;
}
if (ret.H < 0)
{
ret.H = ret.H + 360f;
}
}
else
{
ret.H = 0;
}
ret.H *= 255f / 360f;
ret.S = (dif / max) * 255f;
ret.B = max;
return(ret);
}
public static HSBColor operator +(HSBColor hsb1, HSBColor hsb2)
{
HSBColor retorno = new HSBColor(hsb1.H + hsb2.H, hsb1.S + hsb2.S, hsb1.B + hsb2.B);
return retorno;
}
public static HSBColor operator *(HSBColor hsb, HSBColor hsb1)
{
HSBColor retorno = new HSBColor(hsb1.H * hsb.H, hsb1.S * hsb.S, hsb1.B * hsb.B);
return retorno;
}
public static HSBColor operator *(HSBColor hsb, float escalar)
{
HSBColor retorno = new HSBColor(escalar * hsb.H, escalar * hsb.S, escalar * hsb.B);
return retorno;
}
public static RGBColor ToRGBColor(HSBColor hsbColor)
{
return RGBColor.FromColor(ToColor(hsbColor));
}
public static Color ToColor(HSBColor hsbColor)
{
float r = hsbColor.B;
float g = hsbColor.B;
float b = hsbColor.B;
if (!hsbColor.S.NearZero()) {
float max = hsbColor.B;
float dif = hsbColor.B * hsbColor.S / 255f;
float min = hsbColor.B - dif;
float h = hsbColor.H * 360f / 255f;
if (h < 60f) {
r = max;
g = h * dif / 60f + min;
b = min;
} else if (h < 120f) {
r = -(h - 120f) * dif / 60f + min;
g = max;
b = min;
} else if (h < 180f) {
r = min;
g = max;
b = (h - 120f) * dif / 60f + min;
} else if (h < 240f) {
r = min;
g = -(h - 240f) * dif / 60f + min;
b = max;
} else if (h < 300f) {
r = (h - 240f) * dif / 60f + min;
g = min;
b = max;
} else if (h <= 360f) {
r = max;
g = min;
b = -(h - 360f) * dif / 60 + min;
} else {
r = 0;
g = 0;
b = 0;
}
}
return Color.FromArgb(hsbColor.A, (int) Math.Round(Math.Min(Math.Max(r, 0), 255)),
(int) Math.Round(Math.Min(Math.Max(g, 0), 255)),
(int) Math.Round(Math.Min(Math.Max(b, 0), 255)));
}
public static HSBColor FromColor(Color color)
{
HSBColor ret = new HSBColor(0f, 0f, 0f);
ret.A = color.A;
float r = color.R;
float g = color.G;
float b = color.B;
float max = Math.Max(r, Math.Max(g, b));
if (max <= 0) {
return ret;
}
float min = Math.Min(r, Math.Min(g, b));
float dif = max - min;
if (max > min) {
if (g.IsEqual(max)) {
ret.H = (b - r) / dif * 60f + 120f;
} else if (b.IsEqual(max)) {
ret.H = (r - g) / dif * 60f + 240f;
} else if (b > g) {
ret.H = (g - b) / dif * 60f + 360f;
} else {
ret.H = (g - b) / dif * 60f;
}
if (ret.H < 0) {
ret.H = ret.H + 360f;
}
} else {
ret.H = 0;
}
ret.H *= 255f / 360f;
ret.S = (dif / max) * 255f;
ret.B = max;
return ret;
}
public static HSBColor operator /(HSBColor hsb, float scalar)
{
HSBColor retorno = new HSBColor(hsb.H * (1 / scalar), hsb.S * (1 / scalar), hsb.B * (1 / scalar));
return retorno;
}
public static HSBColor operator -(HSBColor hsb1, HSBColor hsb2)
{
HSBColor retorno = new HSBColor(hsb1.H - hsb2.H, hsb1.S - hsb2.S, hsb1.B - hsb2.B);
return retorno;
}
public static HSBColor operator *(HSBColor hsb, HSBColor hsb1)
{
HSBColor retorno = new HSBColor(hsb1.H * hsb.H, hsb1.S * hsb.S, hsb1.B * hsb.B);
return(retorno);
}
public static HSBColor operator *(HSBColor hsb, float escalar)
{
HSBColor retorno = new HSBColor(escalar * hsb.H, escalar * hsb.S, escalar * hsb.B);
return(retorno);
}
public static HSBColor operator -(HSBColor hsb1, HSBColor hsb2)
{
HSBColor retorno = new HSBColor(hsb1.H - hsb2.H, hsb1.S - hsb2.S, hsb1.B - hsb2.B);
return(retorno);
}
public static RGBColor ToRGBColor(HSBColor hsbColor)
{
return(RGBColor.FromColor(ToColor(hsbColor)));
}
public static HSBColor operator /(HSBColor hsb, float scalar)
{
HSBColor retorno = new HSBColor(hsb.H * (1 / scalar), hsb.S * (1 / scalar), hsb.B * (1 / scalar));
return(retorno);
}
