/*
  ImageMagick image color methods.
*/
#ifndef _MAGICK_COLOR_H
#define _MAGICK_COLOR_H

#if defined(__cplusplus) || defined(c_plusplus)
extern "C" {
#endif

#include <magick/error.h>

typedef enum
{
  UndefinedCompliance,
  NoCompliance = 0x0000,
  SVGCompliance = 0x0001,
  X11Compliance = 0x0002,
  XPMCompliance = 0x0004,
  AllCompliance = 0x7fffffff
} ComplianceType;

typedef struct _ColorInfo
{
  char
    *path,
    *name;

  ComplianceType
    compliance;

  PixelPacket
    color;

  MagickBooleanType
    stealth;

  struct _ColorInfo
    *previous,
    *next;  /* deprecated, use GetColorInfoList() */

  unsigned long
    signature;
} ColorInfo;

typedef struct _LongPixelPacket
{
  unsigned long
    red,
    green,
    blue,
    opacity,
    index;
} LongPixelPacket;

typedef struct _MagickPixelPacket
{
  ColorspaceType
    colorspace;

  MagickBooleanType
    matte;

  MagickRealType
    red,
    green,
    blue,
    opacity,
    index;
} MagickPixelPacket;

extern MagickExport char
  **GetColorList(const char *,unsigned long *);

extern MagickExport const ColorInfo
  *GetColorInfo(const char *,ExceptionInfo *),
  **GetColorInfoList(const char *,unsigned long *);

extern MagickExport ColorPacket
  *GetImageHistogram(const Image *,unsigned long *,ExceptionInfo *);

extern MagickExport MagickBooleanType
  FuzzyColorCompare(const Image *,const PixelPacket *,const PixelPacket *),
  FuzzyOpacityCompare(const Image *,const PixelPacket *,const PixelPacket *),
  IsGrayImage(const Image *,ExceptionInfo *),
  IsMonochromeImage(const Image *,ExceptionInfo *),
  IsOpaqueImage(const Image *,ExceptionInfo *),
  IsPaletteImage(const Image *,ExceptionInfo *),
  ListColorInfo(FILE *,ExceptionInfo *),
  QueryColorDatabase(const char *,PixelPacket *,ExceptionInfo *),
  QueryColorname(const Image *,const PixelPacket *,const ComplianceType,char *,
    ExceptionInfo *),
  QueryMagickColor(const char *,MagickPixelPacket *,ExceptionInfo *);

extern MagickExport unsigned long
  GetNumberColors(const Image *,FILE *,ExceptionInfo *);

extern MagickExport void
  DestroyColorList(void),
  GetColorTuple(const PixelPacket *,const unsigned long,const MagickBooleanType,
    const MagickBooleanType,char *);

#if defined(__cplusplus) || defined(c_plusplus)
}
#endif

#endif
