Colors Struct Reference

W3C Color constants. More...

#include <Colors.h>

Data Fields
SDL_Color	AliceBlue
SDL_Color	AntiqueWhite
SDL_Color	Aqua
SDL_Color	Aquamarine
SDL_Color	Azure
SDL_Color	Beige
SDL_Color	Bisque
SDL_Color	Black
SDL_Color	BlanchedAlmond
SDL_Color	Blue
SDL_Color	BlueViolet
SDL_Color	Brown
SDL_Color	BurlyWood
SDL_Color	CadetBlue
SDL_Color	Charcoal
SDL_Color	Chartreuse
SDL_Color	Chocolate
SDL_Color	Coral
SDL_Color	CornflowerBlue
SDL_Color	Cornsilk
SDL_Color	Crimson
SDL_Color	Cyan
SDL_Color	DarkBlue
SDL_Color	DarkCyan
SDL_Color	DarkGoldenRod
SDL_Color	DarkGray
SDL_Color	DarkGreen
SDL_Color	DarkGrey
SDL_Color	DarkKhaki
SDL_Color	DarkMagenta
SDL_Color	DarkOliveGreen
SDL_Color	DarkOrange
SDL_Color	DarkOrchid
SDL_Color	DarkRed
SDL_Color	DarkSalmon
SDL_Color	DarkSeaGreen
SDL_Color	DarkSlateBlue
SDL_Color	DarkSlateGray
SDL_Color	DarkSlateGrey
SDL_Color	DarkTurquoise
SDL_Color	DarkViolet
SDL_Color	DeepPink
SDL_Color	DeepSkyBlue
SDL_Color	DimGray
SDL_Color	DimGrey
SDL_Color	DodgerBlue
SDL_Color	FireBrick
SDL_Color	FloralWhite
SDL_Color	ForestGreen
SDL_Color	Fuchsia
SDL_Color	Gainsboro
SDL_Color	GhostWhite
SDL_Color	Gold
SDL_Color	GoldenRod
SDL_Color	Gray
SDL_Color	Green
SDL_Color	GreenYellow
SDL_Color	Grey
SDL_Color	HoneyDew
SDL_Color	HotPink
SDL_Color	IndianRed
SDL_Color	Indigo
SDL_Color	Ivory
SDL_Color	Khaki
SDL_Color	Lavender
SDL_Color	LavenderBlush
SDL_Color	LawnGreen
SDL_Color	LemonChiffon
SDL_Color	LightBlue
SDL_Color	LightCoral
SDL_Color	LightCyan
SDL_Color	LightGoldenRodYellow
SDL_Color	LightGray
SDL_Color	LightGreen
SDL_Color	LightGrey
SDL_Color	LightPink
SDL_Color	LightSalmon
SDL_Color	LightSeaGreen
SDL_Color	LightSkyBlue
SDL_Color	LightSlateGray
SDL_Color	LightSlateGrey
SDL_Color	LightSteelBlue
SDL_Color	LightYellow
SDL_Color	Lime
SDL_Color	LimeGreen
SDL_Color	Linen
SDL_Color	Magenta
SDL_Color	Maroon
SDL_Color	MediumAquaMarine
SDL_Color	MediumBlue
SDL_Color	MediumOrchid
SDL_Color	MediumPurple
SDL_Color	MediumSeaGreen
SDL_Color	MediumSlateBlue
SDL_Color	MediumSpringGreen
SDL_Color	MediumTurquoise
SDL_Color	MediumVioletRed
SDL_Color	MidnightBlue
SDL_Color	MintCream
SDL_Color	MistyRose
SDL_Color	Moccasin
SDL_Color	NavajoWhite
SDL_Color	Navy
SDL_Color	OldLace
SDL_Color	Olive
SDL_Color	OliveDrab
SDL_Color	Orange
SDL_Color	OrangeRed
SDL_Color	Orchid
SDL_Color	PaleGoldenRod
SDL_Color	PaleGreen
SDL_Color	PaleTurquoise
SDL_Color	PaleVioletRed
SDL_Color	PapayaWhip
SDL_Color	PeachPuff
SDL_Color	Peru
SDL_Color	Pink
SDL_Color	Plum
SDL_Color	PowderBlue
SDL_Color	Purple
SDL_Color	RebeccaPurple
SDL_Color	Red
SDL_Color	RosyBrown
SDL_Color	RoyalBlue
SDL_Color	SaddleBrown
SDL_Color	Salmon
SDL_Color	SandyBrown
SDL_Color	SeaGreen
SDL_Color	SeaShell
SDL_Color	Sienna
SDL_Color	Silver
SDL_Color	SkyBlue
SDL_Color	SlateBlue
SDL_Color	SlateGray
SDL_Color	SlateGrey
SDL_Color	Snow
SDL_Color	SpringGreen
SDL_Color	SteelBlue
SDL_Color	Tan
SDL_Color	Teal
SDL_Color	Thistle
SDL_Color	Tomato
SDL_Color	Transparent
SDL_Color	Turquoise
SDL_Color	Violet
SDL_Color	Wheat
SDL_Color	White
SDL_Color	WhiteSmoke
SDL_Color	Yellow
SDL_Color	YellowGreen

Related Symbols
(Note that these are not member symbols.)
#define	MakeColor(r, g, b, a)   (SDL_Color) { (r), (g), (b), (a) }
	Creates an SDL_Color with the given components.
OBJECTIVELYMVC_EXPORT SDL_Color	MVC_ColorForName (const char *name)
OBJECTIVELYMVC_EXPORT SDL_Color	MVC_HexToRGBA (const char *hexString)
	Converts the given hexadecimal color string to an RGBA color.
OBJECTIVELYMVC_EXPORT SDL_Color	MVC_HSVToRGB (double hue, double saturation, double value)
	Converts the given HSV components to an RGB color.
OBJECTIVELYMVC_EXPORT char *	MVC_RGBAToHex (const SDL_Color *color)
OBJECTIVELYMVC_EXPORT char *	MVC_RGBToHex (const SDL_Color *color)
OBJECTIVELYMVC_EXPORT void	MVC_RGBToHSV (const SDL_Color *color, double *hue, double *saturation, double *value)
	Converts the given RGB color to HSV components.

Detailed Description

W3C Color constants.

See also

http://www.w3schools.com/colors/colors_names.asp

Definition at line 37 of file Colors.h.

Friends And Related Symbol Documentation

MakeColor

#define MakeColor (   r,   g,   b,   a  )    (SDL_Color) { (r), (g), (b), (a) }

related

Creates an SDL_Color with the given components.

Definition at line 195 of file Colors.h.

MVC_ColorForName()

OBJECTIVELYMVC_EXPORT SDL_Color MVC_ColorForName ( const char *  name )

related

Parameters

name	A W3C color name.

Returns

An SDL_Color matching the given color name, or Colors.Black if none.

Definition at line 181 of file Colors.c.

                                             {
 
  if (name) {
    if (strcasecmp(name, "AliceBlue") == 0) {
      return Colors.AliceBlue;
    }
    if (strcasecmp(name, "AntiqueWhite") == 0) {
      return Colors.AntiqueWhite;
    }
    if (strcasecmp(name, "Aqua") == 0) {
      return Colors.Aqua;
    }
    if (strcasecmp(name, "Aquamarine") == 0) {
      return Colors.Aquamarine;
    }
    if (strcasecmp(name, "Azure") == 0) {
      return Colors.Azure;
    }
    if (strcasecmp(name, "Beige") == 0) {
      return Colors.Beige;
    }
    if (strcasecmp(name, "Bisque") == 0) {
      return Colors.Bisque;
    }
    if (strcasecmp(name, "Black") == 0) {
      return Colors.Black;
    }
    if (strcasecmp(name, "BlanchedAlmond") == 0) {
      return Colors.BlanchedAlmond;
    }
    if (strcasecmp(name, "Blue") == 0) {
      return Colors.Blue;
    }
    if (strcasecmp(name, "BlueViolet") == 0) {
      return Colors.BlueViolet;
    }
    if (strcasecmp(name, "Brown") == 0) {
      return Colors.Brown;
    }
    if (strcasecmp(name, "BurlyWood") == 0) {
      return Colors.BurlyWood;
    }
    if (strcasecmp(name, "CadetBlue") == 0) {
      return Colors.CadetBlue;
    }
    if (strcasecmp(name, "Charcoal") == 0) {
      return Colors.Charcoal;
    }
    if (strcasecmp(name, "Chartreuse") == 0) {
      return Colors.Chartreuse;
    }
    if (strcasecmp(name, "Chocolate") == 0) {
      return Colors.Chocolate;
    }
    if (strcasecmp(name, "Coral") == 0) {
      return Colors.Coral;
    }
    if (strcasecmp(name, "CornflowerBlue") == 0) {
      return Colors.CornflowerBlue;
    }
    if (strcasecmp(name, "Cornsilk") == 0) {
      return Colors.Cornsilk;
    }
    if (strcasecmp(name, "Crimson") == 0) {
      return Colors.Crimson;
    }
    if (strcasecmp(name, "Cyan") == 0) {
      return Colors.Cyan;
    }
    if (strcasecmp(name, "DarkBlue") == 0) {
      return Colors.DarkBlue;
    }
    if (strcasecmp(name, "DarkCyan") == 0) {
      return Colors.DarkCyan;
    }
    if (strcasecmp(name, "DarkGoldenRod") == 0) {
      return Colors.DarkGoldenRod;
    }
    if (strcasecmp(name, "DarkGray") == 0) {
      return Colors.DarkGray;
    }
    if (strcasecmp(name, "DarkGrey") == 0) {
      return Colors.DarkGrey;
    }
    if (strcasecmp(name, "DarkGreen") == 0) {
      return Colors.DarkGreen;
    }
    if (strcasecmp(name, "DarkKhaki") == 0) {
      return Colors.DarkKhaki;
    }
    if (strcasecmp(name, "DarkMagenta") == 0) {
      return Colors.DarkMagenta;
    }
    if (strcasecmp(name, "DarkOliveGreen") == 0) {
      return Colors.DarkOliveGreen;
    }
    if (strcasecmp(name, "DarkOrange") == 0) {
      return Colors.DarkOrange;
    }
    if (strcasecmp(name, "DarkOrchid") == 0) {
      return Colors.DarkOrchid;
    }
    if (strcasecmp(name, "DarkRed") == 0) {
      return Colors.DarkRed;
    }
    if (strcasecmp(name, "DarkSalmon") == 0) {
      return Colors.DarkSalmon;
    }
    if (strcasecmp(name, "DarkSeaGreen") == 0) {
      return Colors.DarkSeaGreen;
    }
    if (strcasecmp(name, "DarkSlateBlue") == 0) {
      return Colors.DarkSlateBlue;
    }
    if (strcasecmp(name, "DarkSlateGray") == 0) {
      return Colors.DarkSlateGray;
    }
    if (strcasecmp(name, "DarkSlateGrey") == 0) {
      return Colors.DarkSlateGrey;
    }
    if (strcasecmp(name, "DarkTurquoise") == 0) {
      return Colors.DarkTurquoise;
    }
    if (strcasecmp(name, "DarkViolet") == 0) {
      return Colors.DarkViolet;
    }
    if (strcasecmp(name, "DeepPink") == 0) {
      return Colors.DeepPink;
    }
    if (strcasecmp(name, "DeepSkyBlue") == 0) {
      return Colors.DeepSkyBlue;
    }
    if (strcasecmp(name, "DimGray") == 0) {
      return Colors.DimGray;
    }
    if (strcasecmp(name, "DimGrey") == 0) {
      return Colors.DimGrey;
    }
    if (strcasecmp(name, "DodgerBlue") == 0) {
      return Colors.DodgerBlue;
    }
    if (strcasecmp(name, "FireBrick") == 0) {
      return Colors.FireBrick;
    }
    if (strcasecmp(name, "FloralWhite") == 0) {
      return Colors.FloralWhite;
    }
    if (strcasecmp(name, "ForestGreen") == 0) {
      return Colors.ForestGreen;
    }
    if (strcasecmp(name, "Fuchsia") == 0) {
      return Colors.Fuchsia;
    }
    if (strcasecmp(name, "Gainsboro") == 0) {
      return Colors.Gainsboro;
    }
    if (strcasecmp(name, "GhostWhite") == 0) {
      return Colors.GhostWhite;
    }
    if (strcasecmp(name, "Gold") == 0) {
      return Colors.Gold;
    }
    if (strcasecmp(name, "GoldenRod") == 0) {
      return Colors.GoldenRod;
    }
    if (strcasecmp(name, "Gray") == 0) {
      return Colors.Gray;
    }
    if (strcasecmp(name, "Grey") == 0) {
      return Colors.Grey;
    }
    if (strcasecmp(name, "Green") == 0) {
      return Colors.Green;
    }
    if (strcasecmp(name, "GreenYellow") == 0) {
      return Colors.GreenYellow;
    }
    if (strcasecmp(name, "HoneyDew") == 0) {
      return Colors.HoneyDew;
    }
    if (strcasecmp(name, "HotPink") == 0) {
      return Colors.HotPink;
    }
    if (strcasecmp(name, "IndianRed") == 0) {
      return Colors.IndianRed;
    }
    if (strcasecmp(name, "Indigo") == 0) {
      return Colors.Indigo;
    }
    if (strcasecmp(name, "Ivory") == 0) {
      return Colors.Ivory;
    }
    if (strcasecmp(name, "Khaki") == 0) {
      return Colors.Khaki;
    }
    if (strcasecmp(name, "Lavender") == 0) {
      return Colors.Lavender;
    }
    if (strcasecmp(name, "LavenderBlush") == 0) {
      return Colors.LavenderBlush;
    }
    if (strcasecmp(name, "LawnGreen") == 0) {
      return Colors.LawnGreen;
    }
    if (strcasecmp(name, "LemonChiffon") == 0) {
      return Colors.LemonChiffon;
    }
    if (strcasecmp(name, "LightBlue") == 0) {
      return Colors.LightBlue;
    }
    if (strcasecmp(name, "LightCoral") == 0) {
      return Colors.LightCoral;
    }
    if (strcasecmp(name, "LightCyan") == 0) {
      return Colors.LightCyan;
    }
    if (strcasecmp(name, "LightGoldenRodYellow") == 0) {
      return Colors.LightGoldenRodYellow;
    }
    if (strcasecmp(name, "LightGray") == 0) {
      return Colors.LightGray;
    }
    if (strcasecmp(name, "LightGrey") == 0) {
      return Colors.LightGrey;
    }
    if (strcasecmp(name, "LightGreen") == 0) {
      return Colors.LightGreen;
    }
    if (strcasecmp(name, "LightPink") == 0) {
      return Colors.LightPink;
    }
    if (strcasecmp(name, "LightSalmon") == 0) {
      return Colors.LightSalmon;
    }
    if (strcasecmp(name, "LightSeaGreen") == 0) {
      return Colors.LightSeaGreen;
    }
    if (strcasecmp(name, "LightSkyBlue") == 0) {
      return Colors.LightSkyBlue;
    }
    if (strcasecmp(name, "LightSlateGray") == 0) {
      return Colors.LightSlateGray;
    }
    if (strcasecmp(name, "LightSlateGrey") == 0) {
      return Colors.LightSlateGrey;
    }
    if (strcasecmp(name, "LightSteelBlue") == 0) {
      return Colors.LightSteelBlue;
    }
    if (strcasecmp(name, "LightYellow") == 0) {
      return Colors.LightYellow;
    }
    if (strcasecmp(name, "Lime") == 0) {
      return Colors.Lime;
    }
    if (strcasecmp(name, "LimeGreen") == 0) {
      return Colors.LimeGreen;
    }
    if (strcasecmp(name, "Linen") == 0) {
      return Colors.Linen;
    }
    if (strcasecmp(name, "Magenta") == 0) {
      return Colors.Magenta;
    }
    if (strcasecmp(name, "Maroon") == 0) {
      return Colors.Maroon;
    }
    if (strcasecmp(name, "MediumAquaMarine") == 0) {
      return Colors.MediumAquaMarine;
    }
    if (strcasecmp(name, "MediumBlue") == 0) {
      return Colors.MediumBlue;
    }
    if (strcasecmp(name, "MediumOrchid") == 0) {
      return Colors.MediumOrchid;
    }
    if (strcasecmp(name, "MediumPurple") == 0) {
      return Colors.MediumPurple;
    }
    if (strcasecmp(name, "MediumSeaGreen") == 0) {
      return Colors.MediumSeaGreen;
    }
    if (strcasecmp(name, "MediumSlateBlue") == 0) {
      return Colors.MediumSlateBlue;
    }
    if (strcasecmp(name, "MediumSpringGreen") == 0) {
      return Colors.MediumSpringGreen;
    }
    if (strcasecmp(name, "MediumTurquoise") == 0) {
      return Colors.MediumTurquoise;
    }
    if (strcasecmp(name, "MediumVioletRed") == 0) {
      return Colors.MediumVioletRed;
    }
    if (strcasecmp(name, "MidnightBlue") == 0) {
      return Colors.MidnightBlue;
    }
    if (strcasecmp(name, "MintCream") == 0) {
      return Colors.MintCream;
    }
    if (strcasecmp(name, "MistyRose") == 0) {
      return Colors.MistyRose;
    }
    if (strcasecmp(name, "Moccasin") == 0) {
      return Colors.Moccasin;
    }
    if (strcasecmp(name, "NavajoWhite") == 0) {
      return Colors.NavajoWhite;
    }
    if (strcasecmp(name, "Navy") == 0) {
      return Colors.Navy;
    }
    if (strcasecmp(name, "OldLace") == 0) {
      return Colors.OldLace;
    }
    if (strcasecmp(name, "Olive") == 0) {
      return Colors.Olive;
    }
    if (strcasecmp(name, "OliveDrab") == 0) {
      return Colors.OliveDrab;
    }
    if (strcasecmp(name, "Orange") == 0) {
      return Colors.Orange;
    }
    if (strcasecmp(name, "OrangeRed") == 0) {
      return Colors.OrangeRed;
    }
    if (strcasecmp(name, "Orchid") == 0) {
      return Colors.Orchid;
    }
    if (strcasecmp(name, "PaleGoldenRod") == 0) {
      return Colors.PaleGoldenRod;
    }
    if (strcasecmp(name, "PaleGreen") == 0) {
      return Colors.PaleGreen;
    }
    if (strcasecmp(name, "PaleTurquoise") == 0) {
      return Colors.PaleTurquoise;
    }
    if (strcasecmp(name, "PaleVioletRed") == 0) {
      return Colors.PaleVioletRed;
    }
    if (strcasecmp(name, "PapayaWhip") == 0) {
      return Colors.PapayaWhip;
    }
    if (strcasecmp(name, "PeachPuff") == 0) {
      return Colors.PeachPuff;
    }
    if (strcasecmp(name, "Peru") == 0) {
      return Colors.Peru;
    }
    if (strcasecmp(name, "Pink") == 0) {
      return Colors.Pink;
    }
    if (strcasecmp(name, "Plum") == 0) {
      return Colors.Plum;
    }
    if (strcasecmp(name, "PowderBlue") == 0) {
      return Colors.PowderBlue;
    }
    if (strcasecmp(name, "Purple") == 0) {
      return Colors.Purple;
    }
    if (strcasecmp(name, "RebeccaPurple") == 0) {
      return Colors.RebeccaPurple;
    }
    if (strcasecmp(name, "Red") == 0) {
      return Colors.Red;
    }
    if (strcasecmp(name, "RosyBrown") == 0) {
      return Colors.RosyBrown;
    }
    if (strcasecmp(name, "RoyalBlue") == 0) {
      return Colors.RoyalBlue;
    }
    if (strcasecmp(name, "SaddleBrown") == 0) {
      return Colors.SaddleBrown;
    }
    if (strcasecmp(name, "Salmon") == 0) {
      return Colors.Salmon;
    }
    if (strcasecmp(name, "SandyBrown") == 0) {
      return Colors.SandyBrown;
    }
    if (strcasecmp(name, "SeaGreen") == 0) {
      return Colors.SeaGreen;
    }
    if (strcasecmp(name, "SeaShell") == 0) {
      return Colors.SeaShell;
    }
    if (strcasecmp(name, "Sienna") == 0) {
      return Colors.Sienna;
    }
    if (strcasecmp(name, "Silver") == 0) {
      return Colors.Silver;
    }
    if (strcasecmp(name, "SkyBlue") == 0) {
      return Colors.SkyBlue;
    }
    if (strcasecmp(name, "SlateBlue") == 0) {
      return Colors.SlateBlue;
    }
    if (strcasecmp(name, "SlateGray") == 0) {
      return Colors.SlateGray;
    }
    if (strcasecmp(name, "SlateGrey") == 0) {
      return Colors.SlateGrey;
    }
    if (strcasecmp(name, "Snow") == 0) {
      return Colors.Snow;
    }
    if (strcasecmp(name, "SpringGreen") == 0) {
      return Colors.SpringGreen;
    }
    if (strcasecmp(name, "SteelBlue") == 0) {
      return Colors.SteelBlue;
    }
    if (strcasecmp(name, "Tan") == 0) {
      return Colors.Tan;
    }
    if (strcasecmp(name, "Teal") == 0) {
      return Colors.Teal;
    }
    if (strcasecmp(name, "Thistle") == 0) {
      return Colors.Thistle;
    }
    if (strcasecmp(name, "Tomato") == 0) {
      return Colors.Tomato;
    }
    if (strcasecmp(name, "Transparent") == 0) {
      return Colors.Transparent;
    }
    if (strcasecmp(name, "Turquoise") == 0) {
      return Colors.Turquoise;
    }
    if (strcasecmp(name, "Violet") == 0) {
      return Colors.Violet;
    }
    if (strcasecmp(name, "Wheat") == 0) {
      return Colors.Wheat;
    }
    if (strcasecmp(name, "White") == 0) {
      return Colors.White;
    }
    if (strcasecmp(name, "WhiteSmoke") == 0) {
      return Colors.WhiteSmoke;
    }
    if (strcasecmp(name, "Yellow") == 0) {
      return Colors.Yellow;
    }
    if (strcasecmp(name, "YellowGreen") == 0) {
      return Colors.YellowGreen;
    }
  }
 
  return Colors.Black;
}

MVC_HexToRGBA()

OBJECTIVELYMVC_EXPORT SDL_Color MVC_HexToRGBA ( const char *  hexString )

related

Converts the given hexadecimal color string to an RGBA color.

Parameters

hexString

The hexadecimal color string (e.g. deadbeef).

Returns

An SDL_Color containing the byte-clamped RGBA values.

Definition at line 639 of file Colors.c.

                                         {
  static char buffer[9];
 
  union {
    SDL_Color c;
    unsigned int u;
  } color;
 
  color.u = 0;
 
  const size_t length = strlen(hex);
  if (length != 6 && length != 8) {
    return color.c;
  }
 
  strcpy(buffer, hex);
 
  if (length == 6) {
    strcat(buffer, "ff");
  }
 
  if (sscanf(buffer, "%x", &color.u) != 1) {
    return color.c;
  }
 
#if SDL_BYTEORDER == SDL_LIL_ENDIAN
  color.u = (((color.u & 0xff000000) >> 24) | ((color.u & 0x00ff0000) >> 8) | ((color.u & 0x0000ff00) << 8) | ((color.u & 0x000000ff) << 24));
#endif
 
  return color.c;
}

MVC_HSVToRGB()

OBJECTIVELYMVC_EXPORT SDL_Color MVC_HSVToRGB ( double  hue, double  saturation, double  value  )

related

Converts the given HSV components to an RGB color.

Parameters

hue	The hue component (0.0 - 360.0).
saturation	The saturation component (0.0 - 1.0).
value	The value component (0.0 - 1.0).

Returns

An SDL_Color containing the byte-clamped RGB values.

Definition at line 685 of file Colors.c.

                                                                    {
 
  SDL_Color color = { .a = 255 };
 
  const double h = fabs(fmod(hue, 360.0)) / 60.0;
  const int i = (int) h;
  const double f = h - i;
  const double v = value * 255;
  const double p = v * (1.0 - saturation);
  const double q = v * (1.0 - (saturation * f));
  const double t = v * (1.0 - (saturation * (1.0 - f)));
 
  switch (i) {
    case 0:
      color.r = v;
      color.g = t;
      color.b = p;
      break;
    case 1:
      color.r = q;
      color.g = v;
      color.b = p;
      break;
    case 2:
      color.r = p;
      color.g = v;
      color.b = t;
      break;
    case 3:
      color.r = p;
      color.g = q;
      color.b = v;
      break;
    case 4:
      color.r = t;
      color.g = p;
      color.b = v;
      break;
    default:
      color.r = v;
      color.g = p;
      color.b = q;
      break;
  }
 
  return color;
}

MVC_RGBAToHex()

OBJECTIVELYMVC_EXPORT char * MVC_RGBAToHex ( const SDL_Color *  color )

related

Parameters

color

The RGBA color.

Returns

The hexadecimal color string (e.g. deadbeef).

Remarks

This function uses static memory and is not thread safe.

Definition at line 675 of file Colors.c.

                                            {
  static char hex[9];
 
  assert(color);
 
  snprintf(hex, sizeof(hex), "%02x%02x%02x%02x", color->r, color->g, color->b, color->a);
 
  return hex;
}

MVC_RGBToHex()

OBJECTIVELYMVC_EXPORT char * MVC_RGBToHex ( const SDL_Color *  color )

related

Parameters

color

The RGB color.

Returns

The hexadecimal color string (e.g. deadbeef).

Remarks

This function uses static memory and is not thread safe.

Definition at line 671 of file Colors.c.

                                           {
  return MVC_RGBAToHex(&(const SDL_Color) { .r = color->r, .g = color->g, .b = color->b, .a = 255 });
}

MVC_RGBToHSV()

OBJECTIVELYMVC_EXPORT void MVC_RGBToHSV ( const SDL_Color *  color, double *  hue, double *  saturation, double *  value  )

related

Converts the given RGB color to HSV components.

Parameters

color	The RGB color.
hue	The hue component.
saturation	The saturation component.
value	The value component.

Definition at line 733 of file Colors.c.

                                                                                          {
 
  assert(color);
 
  const double r = color->r / 255.0;
  const double g = color->g / 255.0;
  const double b = color->b / 255.0;
 
  const double rgbMax = max(max(r, g), b);
  const double rgbMin = min(min(r, g), b);
  const double rgbDelta = rgbMax - rgbMin;
 
  if (rgbDelta > 0.0) {
 
    if (hue) {
      if (rgbMax == r) {
        *hue = 60.0 * fmod(((g - b) / rgbDelta), 6.0);
      } else if (rgbMax == g) {
        *hue = 60.0 * (((b - r) / rgbDelta) + 2.0);
      } else if (rgbMax == b) {
        *hue = 60.0 * (((r - g) / rgbDelta) + 4.0);
      }
 
      while (*hue < 0.0) {
        *hue += 360.0;
      }
    }
 
    if (saturation) {
      if (rgbMax > 0.0) {
        *saturation = rgbDelta / rgbMax;
      } else {
        *saturation = 0.0;
      }
    }
 
    if (value) {
      *value = rgbMax;
    }
 
  } else {
    if (hue) {
      *hue = 0.0;
    }
 
    if (saturation) {
      *saturation = 0.0;
    }
 
    if (value) {
      *value = rgbMax;
    }
  }
}

Field Documentation

AliceBlue

SDL_Color Colors::AliceBlue

Definition at line 39 of file Colors.h.

AntiqueWhite

SDL_Color Colors::AntiqueWhite

Definition at line 40 of file Colors.h.

Aqua

SDL_Color Colors::Aqua

Definition at line 41 of file Colors.h.

Aquamarine

SDL_Color Colors::Aquamarine

Definition at line 42 of file Colors.h.

Azure

SDL_Color Colors::Azure

Definition at line 43 of file Colors.h.

Beige

SDL_Color Colors::Beige

Definition at line 44 of file Colors.h.

Bisque

SDL_Color Colors::Bisque

Definition at line 45 of file Colors.h.

Black

SDL_Color Colors::Black

Definition at line 46 of file Colors.h.

BlanchedAlmond

SDL_Color Colors::BlanchedAlmond

Definition at line 47 of file Colors.h.

Blue

SDL_Color Colors::Blue

Definition at line 48 of file Colors.h.

BlueViolet

SDL_Color Colors::BlueViolet

Definition at line 49 of file Colors.h.

Brown

SDL_Color Colors::Brown

Definition at line 50 of file Colors.h.

BurlyWood

SDL_Color Colors::BurlyWood

Definition at line 51 of file Colors.h.

CadetBlue

SDL_Color Colors::CadetBlue

Definition at line 52 of file Colors.h.

Charcoal

SDL_Color Colors::Charcoal

Definition at line 53 of file Colors.h.

Chartreuse

SDL_Color Colors::Chartreuse

Definition at line 54 of file Colors.h.

Chocolate

SDL_Color Colors::Chocolate

Definition at line 55 of file Colors.h.

Coral

SDL_Color Colors::Coral

Definition at line 56 of file Colors.h.

CornflowerBlue

SDL_Color Colors::CornflowerBlue

Definition at line 57 of file Colors.h.

Cornsilk

SDL_Color Colors::Cornsilk

Definition at line 58 of file Colors.h.

Crimson

SDL_Color Colors::Crimson

Definition at line 59 of file Colors.h.

Cyan

SDL_Color Colors::Cyan

Definition at line 60 of file Colors.h.

DarkBlue

SDL_Color Colors::DarkBlue

Definition at line 61 of file Colors.h.

DarkCyan

SDL_Color Colors::DarkCyan

Definition at line 62 of file Colors.h.

DarkGoldenRod

SDL_Color Colors::DarkGoldenRod

Definition at line 63 of file Colors.h.

DarkGray

SDL_Color Colors::DarkGray

Definition at line 64 of file Colors.h.

DarkGreen

SDL_Color Colors::DarkGreen

Definition at line 66 of file Colors.h.

DarkGrey

SDL_Color Colors::DarkGrey

Definition at line 65 of file Colors.h.

DarkKhaki

SDL_Color Colors::DarkKhaki

Definition at line 67 of file Colors.h.

DarkMagenta

SDL_Color Colors::DarkMagenta

Definition at line 68 of file Colors.h.

DarkOliveGreen

SDL_Color Colors::DarkOliveGreen

Definition at line 69 of file Colors.h.

DarkOrange

SDL_Color Colors::DarkOrange

Definition at line 70 of file Colors.h.

DarkOrchid

SDL_Color Colors::DarkOrchid

Definition at line 71 of file Colors.h.

DarkRed

SDL_Color Colors::DarkRed

Definition at line 72 of file Colors.h.

DarkSalmon

SDL_Color Colors::DarkSalmon

Definition at line 73 of file Colors.h.

DarkSeaGreen

SDL_Color Colors::DarkSeaGreen

Definition at line 74 of file Colors.h.

DarkSlateBlue

SDL_Color Colors::DarkSlateBlue

Definition at line 75 of file Colors.h.

DarkSlateGray

SDL_Color Colors::DarkSlateGray

Definition at line 76 of file Colors.h.

DarkSlateGrey

SDL_Color Colors::DarkSlateGrey

Definition at line 77 of file Colors.h.

DarkTurquoise

SDL_Color Colors::DarkTurquoise

Definition at line 78 of file Colors.h.

DarkViolet

SDL_Color Colors::DarkViolet

Definition at line 79 of file Colors.h.

DeepPink

SDL_Color Colors::DeepPink

Definition at line 80 of file Colors.h.

DeepSkyBlue

SDL_Color Colors::DeepSkyBlue

Definition at line 81 of file Colors.h.

DimGray

SDL_Color Colors::DimGray

Definition at line 82 of file Colors.h.

DimGrey

SDL_Color Colors::DimGrey

Definition at line 83 of file Colors.h.

DodgerBlue

SDL_Color Colors::DodgerBlue

Definition at line 84 of file Colors.h.

FireBrick

SDL_Color Colors::FireBrick

Definition at line 85 of file Colors.h.

FloralWhite

SDL_Color Colors::FloralWhite

Definition at line 86 of file Colors.h.

ForestGreen

SDL_Color Colors::ForestGreen

Definition at line 87 of file Colors.h.

Fuchsia

SDL_Color Colors::Fuchsia

Definition at line 88 of file Colors.h.

Gainsboro

SDL_Color Colors::Gainsboro

Definition at line 89 of file Colors.h.

GhostWhite

SDL_Color Colors::GhostWhite

Definition at line 90 of file Colors.h.

Gold

SDL_Color Colors::Gold

Definition at line 91 of file Colors.h.

GoldenRod

SDL_Color Colors::GoldenRod

Definition at line 92 of file Colors.h.

Gray

SDL_Color Colors::Gray

Definition at line 93 of file Colors.h.

Green

SDL_Color Colors::Green

Definition at line 95 of file Colors.h.

GreenYellow

SDL_Color Colors::GreenYellow

Definition at line 96 of file Colors.h.

Grey

SDL_Color Colors::Grey

Definition at line 94 of file Colors.h.

HoneyDew

SDL_Color Colors::HoneyDew

Definition at line 97 of file Colors.h.

HotPink

SDL_Color Colors::HotPink

Definition at line 98 of file Colors.h.

IndianRed

SDL_Color Colors::IndianRed

Definition at line 99 of file Colors.h.

Indigo

SDL_Color Colors::Indigo

Definition at line 100 of file Colors.h.

Ivory

SDL_Color Colors::Ivory

Definition at line 101 of file Colors.h.

Khaki

SDL_Color Colors::Khaki

Definition at line 102 of file Colors.h.

Lavender

SDL_Color Colors::Lavender

Definition at line 103 of file Colors.h.

LavenderBlush

SDL_Color Colors::LavenderBlush

Definition at line 104 of file Colors.h.

LawnGreen

SDL_Color Colors::LawnGreen

Definition at line 105 of file Colors.h.

LemonChiffon

SDL_Color Colors::LemonChiffon

Definition at line 106 of file Colors.h.

LightBlue

SDL_Color Colors::LightBlue

Definition at line 107 of file Colors.h.

LightCoral

SDL_Color Colors::LightCoral

Definition at line 108 of file Colors.h.

LightCyan

SDL_Color Colors::LightCyan

Definition at line 109 of file Colors.h.

LightGoldenRodYellow

SDL_Color Colors::LightGoldenRodYellow

Definition at line 110 of file Colors.h.

LightGray

SDL_Color Colors::LightGray

Definition at line 111 of file Colors.h.

LightGreen

SDL_Color Colors::LightGreen

Definition at line 113 of file Colors.h.

LightGrey

SDL_Color Colors::LightGrey

Definition at line 112 of file Colors.h.

LightPink

SDL_Color Colors::LightPink

Definition at line 114 of file Colors.h.

LightSalmon

SDL_Color Colors::LightSalmon

Definition at line 115 of file Colors.h.

LightSeaGreen

SDL_Color Colors::LightSeaGreen

Definition at line 116 of file Colors.h.

LightSkyBlue

SDL_Color Colors::LightSkyBlue

Definition at line 117 of file Colors.h.

LightSlateGray

SDL_Color Colors::LightSlateGray

Definition at line 118 of file Colors.h.

LightSlateGrey

SDL_Color Colors::LightSlateGrey

Definition at line 119 of file Colors.h.

LightSteelBlue

SDL_Color Colors::LightSteelBlue

Definition at line 120 of file Colors.h.

LightYellow

SDL_Color Colors::LightYellow

Definition at line 121 of file Colors.h.

Lime

SDL_Color Colors::Lime

Definition at line 122 of file Colors.h.

LimeGreen

SDL_Color Colors::LimeGreen

Definition at line 123 of file Colors.h.

Linen

SDL_Color Colors::Linen

Definition at line 124 of file Colors.h.

Magenta

SDL_Color Colors::Magenta

Definition at line 125 of file Colors.h.

Maroon

SDL_Color Colors::Maroon

Definition at line 126 of file Colors.h.

MediumAquaMarine

SDL_Color Colors::MediumAquaMarine

Definition at line 127 of file Colors.h.

MediumBlue

SDL_Color Colors::MediumBlue

Definition at line 128 of file Colors.h.

MediumOrchid

SDL_Color Colors::MediumOrchid

Definition at line 129 of file Colors.h.

MediumPurple

SDL_Color Colors::MediumPurple

Definition at line 130 of file Colors.h.

MediumSeaGreen

SDL_Color Colors::MediumSeaGreen

Definition at line 131 of file Colors.h.

MediumSlateBlue

SDL_Color Colors::MediumSlateBlue

Definition at line 132 of file Colors.h.

MediumSpringGreen

SDL_Color Colors::MediumSpringGreen

Definition at line 133 of file Colors.h.

MediumTurquoise

SDL_Color Colors::MediumTurquoise

Definition at line 134 of file Colors.h.

MediumVioletRed

SDL_Color Colors::MediumVioletRed

Definition at line 135 of file Colors.h.

MidnightBlue

SDL_Color Colors::MidnightBlue

Definition at line 136 of file Colors.h.

MintCream

SDL_Color Colors::MintCream

Definition at line 137 of file Colors.h.

MistyRose

SDL_Color Colors::MistyRose

Definition at line 138 of file Colors.h.

Moccasin

SDL_Color Colors::Moccasin

Definition at line 139 of file Colors.h.

NavajoWhite

SDL_Color Colors::NavajoWhite

Definition at line 140 of file Colors.h.

Navy

SDL_Color Colors::Navy

Definition at line 141 of file Colors.h.

OldLace

SDL_Color Colors::OldLace

Definition at line 142 of file Colors.h.

Olive

SDL_Color Colors::Olive

Definition at line 143 of file Colors.h.

OliveDrab

SDL_Color Colors::OliveDrab

Definition at line 144 of file Colors.h.

Orange

SDL_Color Colors::Orange

Definition at line 145 of file Colors.h.

OrangeRed

SDL_Color Colors::OrangeRed

Definition at line 146 of file Colors.h.

Orchid

SDL_Color Colors::Orchid

Definition at line 147 of file Colors.h.

PaleGoldenRod

SDL_Color Colors::PaleGoldenRod

Definition at line 148 of file Colors.h.

PaleGreen

SDL_Color Colors::PaleGreen

Definition at line 149 of file Colors.h.

PaleTurquoise

SDL_Color Colors::PaleTurquoise

Definition at line 150 of file Colors.h.

PaleVioletRed

SDL_Color Colors::PaleVioletRed

Definition at line 151 of file Colors.h.

PapayaWhip

SDL_Color Colors::PapayaWhip

Definition at line 152 of file Colors.h.

PeachPuff

SDL_Color Colors::PeachPuff

Definition at line 153 of file Colors.h.

Peru

SDL_Color Colors::Peru

Definition at line 154 of file Colors.h.

Pink

SDL_Color Colors::Pink

Definition at line 155 of file Colors.h.

Plum

SDL_Color Colors::Plum

Definition at line 156 of file Colors.h.

PowderBlue

SDL_Color Colors::PowderBlue

Definition at line 157 of file Colors.h.

Purple

SDL_Color Colors::Purple

Definition at line 158 of file Colors.h.

RebeccaPurple

SDL_Color Colors::RebeccaPurple

Definition at line 159 of file Colors.h.

Red

SDL_Color Colors::Red

Definition at line 160 of file Colors.h.

RosyBrown

SDL_Color Colors::RosyBrown

Definition at line 161 of file Colors.h.

RoyalBlue

SDL_Color Colors::RoyalBlue

Definition at line 162 of file Colors.h.

SaddleBrown

SDL_Color Colors::SaddleBrown

Definition at line 163 of file Colors.h.

Salmon

SDL_Color Colors::Salmon

Definition at line 164 of file Colors.h.

SandyBrown

SDL_Color Colors::SandyBrown

Definition at line 165 of file Colors.h.

SeaGreen

SDL_Color Colors::SeaGreen

Definition at line 166 of file Colors.h.

SeaShell

SDL_Color Colors::SeaShell

Definition at line 167 of file Colors.h.

Sienna

SDL_Color Colors::Sienna

Definition at line 168 of file Colors.h.

Silver

SDL_Color Colors::Silver

Definition at line 169 of file Colors.h.

SkyBlue

SDL_Color Colors::SkyBlue

Definition at line 170 of file Colors.h.

SlateBlue

SDL_Color Colors::SlateBlue

Definition at line 171 of file Colors.h.

SlateGray

SDL_Color Colors::SlateGray

Definition at line 172 of file Colors.h.

SlateGrey

SDL_Color Colors::SlateGrey

Definition at line 173 of file Colors.h.

Snow

SDL_Color Colors::Snow

Definition at line 174 of file Colors.h.

SpringGreen

SDL_Color Colors::SpringGreen

Definition at line 175 of file Colors.h.

SteelBlue

SDL_Color Colors::SteelBlue

Definition at line 176 of file Colors.h.

Tan

SDL_Color Colors::Tan

Definition at line 177 of file Colors.h.

Teal

SDL_Color Colors::Teal

Definition at line 178 of file Colors.h.

Thistle

SDL_Color Colors::Thistle

Definition at line 179 of file Colors.h.

Tomato

SDL_Color Colors::Tomato

Definition at line 180 of file Colors.h.

Transparent

SDL_Color Colors::Transparent

Definition at line 181 of file Colors.h.

Turquoise

SDL_Color Colors::Turquoise

Definition at line 182 of file Colors.h.

Violet

SDL_Color Colors::Violet

Definition at line 183 of file Colors.h.

Wheat

SDL_Color Colors::Wheat

Definition at line 184 of file Colors.h.

White

SDL_Color Colors::White

Definition at line 185 of file Colors.h.

WhiteSmoke

SDL_Color Colors::WhiteSmoke

Definition at line 186 of file Colors.h.

Yellow

SDL_Color Colors::Yellow

Definition at line 187 of file Colors.h.

YellowGreen

SDL_Color Colors::YellowGreen

Definition at line 188 of file Colors.h.

---

The documentation for this struct was generated from the following file:

• Sources/ObjectivelyMVC/Colors.h