sccolormgmtstructs.h

/*
For general Scribus (>=1.3.2) copyright and licensing information please refer
to the COPYING file provided with the program. Following this notice may exist
a copyright and/or license notice that predates the release of Scribus 1.3.2
for which a new license (GPL+exception) is in place.
*/
 
#ifndef SCCOLORMGMTSTRUCTS_H
#define SCCOLORMGMTSTRUCTS_H

#include <QString>

// If you change that enum do not forget to update functions
// colorFormatType() and colorFormatHasAlpha()
typedef enum
{
    Format_Undefined,
    Format_RGB_8,
    Format_RGB_16,
    Format_RGBA_8,
    Format_RGBA_16,
    Format_ARGB_8,
    Format_ARGB_16,
    Format_BGRA_8,
    Format_BGRA_16,
    Format_CMYK_8,
    Format_CMYK_16,
    Format_CMYKA_8,
    Format_CMYKA_16,
    Format_YMCK_8,
    Format_YMCK_16,
    Format_GRAY_8,
    Format_GRAY_16,
    Format_LabA_8,
    Format_Lab_Dbl
} eColorFormat;

typedef enum
{
    Color_Unknown,
    Color_RGB,
    Color_CMYK,
    Color_Gray,
    Color_Lab
} eColorType;

typedef enum
{
    Ctf_BlackPointCompensation = 1,
    Ctf_BlackPreservation      = 2,
    Ctf_Softproofing           = 4,
    Ctf_GamutCheck             = 8
} eColorTransformFlags;

typedef enum
{
    Intent_Perceptual = 0,
    Intent_Relative_Colorimetric = 1,
    Intent_Saturation = 2,
    Intent_Absolute_Colorimetric = 3,
    Intent_Max = 4
} eRenderIntent;

typedef enum 
{
    ColorSpace_Unknown,
    ColorSpace_XYZ,
    ColorSpace_Lab,
    ColorSpace_Luv,
    ColorSpace_YCbCr,
    ColorSpace_Yxy,
    ColorSpace_Rgb,
    ColorSpace_Gray,
    ColorSpace_Hsv,
    ColorSpace_Hls,
    ColorSpace_Cmyk,
    ColorSpace_Cmy
} eColorSpaceType;

typedef enum 
{
    Class_Unknown,
    Class_Input,
    Class_Display,
    Class_Output,
    Class_Link,
    Class_Abstract,
    Class_ColorSpace,
    Class_NamedColor
} eProfileClass;

class ScColorMgmtStrategy
{
public:
    bool useBlackPointCompensation;
    bool useBlackPreservation;

    ScColorMgmtStrategy ()
    {
        useBlackPointCompensation = true;
        useBlackPreservation      = false;
    }
};

typedef struct
{
    QString file;
    QString description;
    eColorSpaceType colorSpace;
    eProfileClass   deviceClass;
    QString debug;
} ScColorProfileInfo;

typedef struct
{
    QString inputProfile;
    QString outputProfile;
    QString proofingProfile;
    eColorFormat inputFormat;
    eColorFormat outputFormat;
    eRenderIntent renderIntent;
    eRenderIntent proofingIntent;
    long flags;
} ScColorTransformInfo;

bool operator==(const ScColorTransformInfo& v1, const ScColorTransformInfo& v2);

eColorType colorFormatType(eColorFormat format);
uint       colorFormatNumChannels(eColorFormat format);
uint       colorFormatBytesPerChannel(eColorFormat format);
bool       colorFormatHasAlpha(eColorFormat format);

#endif