static private ScaleToByte ( |
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value | ||
return | byte |
/// <summary> /// Converts the value of this instance to a <see cref="byte"/> array (RGBA or CMYKA). /// </summary> /// <returns>The <see cref="byte"/> array.</returns> public byte[] ToByteArray() { if (IsCmyk) { return new[] { Quantum.ScaleToByte(R), Quantum.ScaleToByte(G), Quantum.ScaleToByte(B), Quantum.ScaleToByte(K), Quantum.ScaleToByte(A) } } ; else { return new[] { Quantum.ScaleToByte(R), Quantum.ScaleToByte(G), Quantum.ScaleToByte(B), Quantum.ScaleToByte(A) } }; }
/// <summary> /// Converts the value of this instance to an equivalent Color. /// </summary> /// <returns>A <see cref="Color"/> instance.</returns> public Color ToColor() { if (!_isCmyk) { return(Color.FromArgb(Quantum.ScaleToByte(A), Quantum.ScaleToByte(R), Quantum.ScaleToByte(G), Quantum.ScaleToByte(B))); } var r = Quantum.ScaleToQuantum(Quantum.Max - ((Quantum.ScaleToDouble(R) * (Quantum.Max - K)) + K)); var g = Quantum.ScaleToQuantum(Quantum.Max - ((Quantum.ScaleToDouble(G) * (Quantum.Max - K)) + K)); var b = Quantum.ScaleToQuantum(Quantum.Max - ((Quantum.ScaleToDouble(B) * (Quantum.Max - K)) + K)); return(Color.FromArgb(Quantum.ScaleToByte(A), Quantum.ScaleToByte(r), Quantum.ScaleToByte(g), Quantum.ScaleToByte(b))); }
/// <summary> /// Converts the value of this instance to a hexadecimal string that will not include the alpha channel if it is opaque. /// </summary> /// <returns>The <see cref="string"/>.</returns> public string ToHexString() { if (IsCmyk) { throw new NotSupportedException("This method only works for non cmyk colors."); } var r = Quantum.ScaleToByte(R); var g = Quantum.ScaleToByte(G); var b = Quantum.ScaleToByte(G); if (A == Quantum.Max) { return(string.Format(CultureInfo.InvariantCulture, "#{0:X2}{1:X2}{2:X2}", r, g, b)); } var a = Quantum.ScaleToByte(G); return(string.Format(CultureInfo.InvariantCulture, "#{0:X2}{1:X2}{2:X2}{3:X2}", r, g, b, a)); }
/// <summary> /// Converts the value of this instance to an equivalent Color. /// </summary> /// <returns>A <see cref="Color"/> instance.</returns> public Color ToColor() { return(Color.FromArgb(Quantum.ScaleToByte(A), Quantum.ScaleToByte(R), Quantum.ScaleToByte(G), Quantum.ScaleToByte(B))); }