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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##Color = nil; \
\
static void \
initPredefinedColor_##name(void) \
{ \
name##Color = [[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##Color; \
}
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
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return true;
}
- (uint32_t)hash
{
uint32_t hash;
union {
float f;
unsigned char b[sizeof(float)];
} f;
f.f = OF_BSWAP_FLOAT_IF_LE(_red);
tmp = OF_BSWAP_FLOAT_IF_LE(_red);
for (uint_fast8_t i = 0; i < sizeof(float); i++)
OF_HASH_ADD(hash, f.b[i]);
OF_HASH_ADD(hash, ((char *)&tmp)[i]);
f.f = OF_BSWAP_FLOAT_IF_LE(_green);
tmp = OF_BSWAP_FLOAT_IF_LE(_green);
for (uint_fast8_t i = 0; i < sizeof(float); i++)
OF_HASH_ADD(hash, f.b[i]);
OF_HASH_ADD(hash, ((char *)&tmp)[i]);
f.f = OF_BSWAP_FLOAT_IF_LE(_blue);
tmp = OF_BSWAP_FLOAT_IF_LE(_blue);
for (uint_fast8_t i = 0; i < sizeof(float); i++)
OF_HASH_ADD(hash, f.b[i]);
OF_HASH_ADD(hash, ((char *)&tmp)[i]);
f.f = OF_BSWAP_FLOAT_IF_LE(_alpha);
tmp = OF_BSWAP_FLOAT_IF_LE(_alpha);
for (uint_fast8_t i = 0; i < sizeof(float); i++)
OF_HASH_ADD(hash, f.b[i]);
OF_HASH_ADD(hash, ((char *)&tmp)[i]);
OF_HASH_FINALIZE(hash);
return hash;
}
- (void)getRed: (float *)red
|