ObjFW  Check-in [a4acd52c17]

Overview
Comment:OFColor: Add singletons for the 16 HTML 4 colors
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SHA3-256: a4acd52c17cda8e884ed126fa4f0429701082b7546381a62a41413fcfe0a9210
User & Date: js on 2020-05-21 16:57:31
Other Links: manifest | tags
Context
2020-05-21
17:58
OFStdIOStream: Add support for setting fg/bg color check-in: 30d639a494 user: js tags: trunk
16:57
OFColor: Add singletons for the 16 HTML 4 colors check-in: a4acd52c17 user: js tags: trunk
2020-05-19
22:00
tests: Gracefully handle SCTP being unsupported check-in: e8857652bf user: js tags: trunk
Changes

Modified src/OFColor.h from [53dfa6424a] to [59ecd06578].

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 */
@interface OFColor: OFObject
{
	float _red, _green, _blue, _alpha;
	OF_RESERVE_IVARS(4)
}




















/*!
 * @brief Creates a new color with the specified red, green, blue and alpha
 *	  value.
 *
 * @param red The red value of the color, between 0.0 and 1.0
 * @param green The green value of the color, between 0.0 and 1.0
 * @param blue The blue value of the color, between 0.0 and 1.0
................................................................................
 * @return A new color with the specified red, green, blue and alpha value
 */
+ (instancetype)colorWithRed: (float)red
		       green: (float)green
			blue: (float)blue
		       alpha: (float)alpha;

















































































































































/*!
 * @brief Initializes an already allocated color with the specified red, green,
 *	  blue and alpha value.
 *
 * @param red The red value of the color, between 0.0 and 1.0
 * @param green The green value of the color, between 0.0 and 1.0
 * @param blue The blue value of the color, between 0.0 and 1.0







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 */
@interface OFColor: OFObject
{
	float _red, _green, _blue, _alpha;
	OF_RESERVE_IVARS(4)
}

#ifdef OF_HAVE_CLASS_PROPERTIES
@property (class, readonly, nonatomic) OFColor *black;
@property (class, readonly, nonatomic) OFColor *silver;
@property (class, readonly, nonatomic) OFColor *grey;
@property (class, readonly, nonatomic) OFColor *white;
@property (class, readonly, nonatomic) OFColor *maroon;
@property (class, readonly, nonatomic) OFColor *red;
@property (class, readonly, nonatomic) OFColor *purple;
@property (class, readonly, nonatomic) OFColor *fuchsia;
@property (class, readonly, nonatomic) OFColor *green;
@property (class, readonly, nonatomic) OFColor *lime;
@property (class, readonly, nonatomic) OFColor *olive;
@property (class, readonly, nonatomic) OFColor *yellow;
@property (class, readonly, nonatomic) OFColor *navy;
@property (class, readonly, nonatomic) OFColor *blue;
@property (class, readonly, nonatomic) OFColor *teal;
@property (class, readonly, nonatomic) OFColor *aqua;
#endif

/*!
 * @brief Creates a new color with the specified red, green, blue and alpha
 *	  value.
 *
 * @param red The red value of the color, between 0.0 and 1.0
 * @param green The green value of the color, between 0.0 and 1.0
 * @param blue The blue value of the color, between 0.0 and 1.0
................................................................................
 * @return A new color with the specified red, green, blue and alpha value
 */
+ (instancetype)colorWithRed: (float)red
		       green: (float)green
			blue: (float)blue
		       alpha: (float)alpha;

/*!
 * @brief Returns the HTML color `black`.
 *
 * The RGBA value is (0, 0, 0, 1).
 *
 * @return The HTML color `black`
 */
+ (OFColor *)black;

/*!
 * @brief Returns the HTML color `silver`.
 *
 * The RGBA value is (0.75, 0.75, 0.75, 1).
 *
 * @return The HTML color `silver`
 */
+ (OFColor *)silver;

/*!
 * @brief Returns the HTML color `grey`.
 *
 * The RGBA value is (0.5, 0.5, 0.5, 1).
 *
 * @return The HTML color `grey`
 */
+ (OFColor *)grey;

/*!
 * @brief Returns the HTML color `white`.
 *
 * The RGBA value is (1, 1, 1, 1).
 *
 * @return The HTML color `white`
 */
+ (OFColor *)white;

/*!
 * @brief Returns the HTML color `maroon`.
 *
 * The RGBA value is (0.5, 0, 0, 1).
 *
 * @return The HTML color `maroon`
 */
+ (OFColor *)maroon;

/*!
 * @brief Returns the HTML color `red`.
 *
 * The RGBA value is (1, 0, 0, 1).
 *
 * @return The HTML color `red`
 */
+ (OFColor *)red;

/*!
 * @brief Returns the HTML color `purple`.
 *
 * The RGBA value is (0.5, 0, 0.5, 1).
 *
 * @return The HTML color `purple`
 */
+ (OFColor *)purple;

/*!
 * @brief Returns the HTML color `fuchsia`.
 *
 * The RGBA value is (1, 0, 1, 1).
 *
 * @return The HTML color `fuchsia`
 */
+ (OFColor *)fuchsia;

/*!
 * @brief Returns the HTML color `green`.
 *
 * The RGBA value is (0, 0.5, 0, 1).
 *
 * @return The HTML color `green`
 */
+ (OFColor *)green;

/*!
 * @brief Returns the HTML color `lime`.
 *
 * The RGBA value is (0, 1, 0, 1).
 *
 * @return The HTML color `lime`
 */
+ (OFColor *)lime;

/*!
 * @brief Returns the HTML color `olive`.
 *
 * The RGBA value is (0.5, 0.5, 0, 1).
 *
 * @return The HTML color `olive`
 */
+ (OFColor *)olive;

/*!
 * @brief Returns the HTML color `yellow`.
 *
 * The RGBA value is (1, 1, 0, 1).
 *
 * @return The HTML color `yellow`
 */
+ (OFColor *)yellow;

/*!
 * @brief Returns the HTML color `navy`.
 *
 * The RGBA value is (0, 0, 0.5, 1).
 *
 * @return The HTML color `navy`
 */
+ (OFColor *)navy;

/*!
 * @brief Returns the HTML color `blue`.
 *
 * The RGBA value is (0, 0, 1, 1).
 *
 * @return The HTML color `blue`
 */
+ (OFColor *)blue;

/*!
 * @brief Returns the HTML color `teal`.
 *
 * The RGBA value is (0, 0.5, 0.5, 1).
 *
 * @return The HTML color `teal`
 */
+ (OFColor *)teal;

/*!
 * @brief Returns the HTML color `aqua`.
 *
 * The RGBA value is (0, 1, 1, 1).
 *
 * @return The HTML color `aqua`
 */
+ (OFColor *)aqua;

/*!
 * @brief Initializes an already allocated color with the specified red, green,
 *	  blue and alpha value.
 *
 * @param red The red value of the color, between 0.0 and 1.0
 * @param green The green value of the color, between 0.0 and 1.0
 * @param blue The blue value of the color, between 0.0 and 1.0

Modified src/OFColor.m from [cae3bcbbaf] to [2fc8a36876].

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 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#include "config.h"

#import "OFColor.h"



#import "OFInvalidArgumentException.h"

@implementation OFColor





































+ (instancetype)colorWithRed: (float)red
		       green: (float)green
			blue: (float)blue
		       alpha: (float)alpha
{
	return [[[self alloc] initWithRed: red
				    green: green








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 * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
 * file.
 */

#include "config.h"

#import "OFColor.h"

#import "once.h"

#import "OFInvalidArgumentException.h"

@implementation OFColor
#define PREDEFINED_COLOR(name, r, g, b)					\
	static OFColor *name = nil;					\
									\
	static void							\
	initPredefinedColor_##name(void)				\
	{								\
		name = [[OFColor alloc] initWithRed: r			\
					      green: g			\
					       blue: b			\
					      alpha: 1];		\
	}								\
									\
	+ (OFColor *)name						\
	{								\
		static of_once_t onceControl = OF_ONCE_INIT;		\
		of_once(&onceControl, initPredefinedColor_##name);	\
									\
		return name;						\
	}

PREDEFINED_COLOR(black,   0.00, 0.00, 0.00)
PREDEFINED_COLOR(silver,  0.75, 0.75, 0.75)
PREDEFINED_COLOR(grey,    0.50, 0.50, 0.50)
PREDEFINED_COLOR(white,   1.00, 1.00, 1.00)
PREDEFINED_COLOR(maroon,  0.50, 0.00, 0.00)
PREDEFINED_COLOR(red,     1.00, 0.00, 0.00)
PREDEFINED_COLOR(purple,  0.50, 0.00, 0.50)
PREDEFINED_COLOR(fuchsia, 1.00, 0.00, 1.00)
PREDEFINED_COLOR(green,   0.00, 0.50, 0.00)
PREDEFINED_COLOR(lime,    0.00, 1.00, 0.00)
PREDEFINED_COLOR(olive,   0.50, 0.50, 0.00)
PREDEFINED_COLOR(yellow,  1.00, 1.00, 0.00)
PREDEFINED_COLOR(navy,    0.00, 0.00, 0.50)
PREDEFINED_COLOR(blue,    0.00, 0.00, 1.00)
PREDEFINED_COLOR(teal,    0.00, 0.50, 0.50)
PREDEFINED_COLOR(aqua,    0.00, 1.00, 1.00)

+ (instancetype)colorWithRed: (float)red
		       green: (float)green
			blue: (float)blue
		       alpha: (float)alpha
{
	return [[[self alloc] initWithRed: red
				    green: green