private unsafe int ExtractXYZ(ColorID colorID, CS_XYZ *xyz)
{
if (xyz == null)
{
return(PSError.kSPBadParameterError);
}
Color item = colors[colorID];
byte c0 = item.Component0;
byte c1 = item.Component1;
byte c2 = item.Component2;
byte c3 = item.Component3;
if (item.ColorSpace != ColorSpace.XYZSpace)
{
int error = ColorServicesConvert.Convert(item.ColorSpace, ColorSpace.XYZSpace, ref c0, ref c1, ref c2, ref c3);
if (error != PSError.kSPNoError)
{
return(error);
}
}
xyz->x = c0;
xyz->y = c1;
xyz->z = c2;
return(PSError.kSPNoError);
}
private int ExtractComponents(IntPtr colorID, ColorSpace colorSpace, ref byte c0, ref byte c1, ref byte c2, ref byte c3, ref byte gamutFlag)
{
if (!IsValidColorSpace(colorSpace))
{
return(PSError.kSPBadParameterError);
}
Color item = colors[colorID];
c0 = item.Component0;
c1 = item.Component1;
c2 = item.Component2;
c3 = item.Component3;
int error = PSError.kSPNoError;
if (item.ColorSpace != colorSpace)
{
error = ColorServicesConvert.Convert(item.ColorSpace, colorSpace, ref c0, ref c1, ref c2, ref c3);
}
return(error);
}
private unsafe int ExtractComponents(ColorID colorID, ColorSpace colorSpace, byte *c0, byte *c1, byte *c2, byte *c3, byte *gamutFlag)
{
if (!IsValidColorSpace(colorSpace) || c0 == null || c1 == null || c2 == null || c3 == null)
{
return(PSError.kSPBadParameterError);
}
Color item = colors[colorID];
*c0 = item.Component0;
*c1 = item.Component1;
*c2 = item.Component2;
*c3 = item.Component3;
int error = PSError.kSPNoError;
if (item.ColorSpace != colorSpace)
{
error = ColorServicesConvert.Convert(item.ColorSpace, colorSpace, ref *c0, ref *c1, ref *c2, ref *c3);
}
return(error);
}
private int ExtractXYZ(IntPtr colorID, ref CS_XYZ xyz)
{
Color item = colors[colorID];
byte c0 = item.Component0;
byte c1 = item.Component1;
byte c2 = item.Component2;
byte c3 = item.Component3;
if (item.ColorSpace != ColorSpace.XYZSpace)
{
int error = ColorServicesConvert.Convert(item.ColorSpace, ColorSpace.XYZSpace, ref c0, ref c1, ref c2, ref c3);
if (error != PSError.kSPNoError)
{
return(error);
}
}
xyz.x = c0;
xyz.y = c1;
xyz.z = c2;
return(PSError.kSPNoError);
}
private unsafe int Convert8(ColorSpace inputCSpace, ColorSpace outputCSpace, IntPtr colorArray, short count)
{
if (!IsValidColorSpace(inputCSpace) || !IsValidColorSpace(outputCSpace) || colorArray == IntPtr.Zero)
{
return(PSError.kSPBadParameterError);
}
int error = PSError.kSPNoError;
byte c0 = 0;
byte c1 = 0;
byte c2 = 0;
byte c3 = 0;
CS_Color8 *color = (CS_Color8 *)colorArray.ToPointer();
for (int i = 0; i < count; i++)
{
// 0RGB, CMYK, 0HSB , 0HSL, 0LAB, 0XYZ, 000Gray
// all modes except CMYK and GrayScale begin at the second byte
switch (inputCSpace)
{
case ColorSpace.GraySpace:
c0 = color->c3;
break;
case ColorSpace.CMYKSpace:
c0 = color->c0;
c1 = color->c1;
c2 = color->c2;
c3 = color->c3;
break;
case ColorSpace.RGBSpace:
case ColorSpace.HSBSpace:
case ColorSpace.HSLSpace:
case ColorSpace.LabSpace:
case ColorSpace.XYZSpace:
default:
c0 = color->c1;
c1 = color->c2;
c2 = color->c3;
break;
}
error = ColorServicesConvert.Convert(inputCSpace, outputCSpace, ref c0, ref c1, ref c2, ref c3);
if (error != PSError.kSPNoError)
{
break;
}
switch (outputCSpace)
{
case ColorSpace.CMYKSpace:
color->c0 = c0;
color->c1 = c1;
color->c2 = c2;
color->c3 = c3;
break;
case ColorSpace.GraySpace:
color->c3 = c0;
break;
case ColorSpace.RGBSpace:
case ColorSpace.HSBSpace:
case ColorSpace.HSLSpace:
case ColorSpace.LabSpace:
case ColorSpace.XYZSpace:
default:
color->c1 = c0;
color->c2 = c1;
color->c3 = c2;
break;
}
color++;
}
return(error);
}
