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NSColorAdditions.m
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NSColorAdditions.m
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#import "NSColorAdditions.h"
@implementation NSColor (NSColorAdditions)
- (void) getDevRGBComponents:(CGFloat *)components {
if (components == nil)
return;
NSColor *devColor = nil;
NSColorSpace *devCS = [NSColorSpace deviceRGBColorSpace];
devColor = ([self colorSpace]==devCS) ? self : [self colorUsingColorSpaceName:NSDeviceRGBColorSpace];
if (devColor != nil)
[devColor getComponents:components];
}
+ (NSColor *) devColorFromValArray:(NSArray *)n {
if (n==nil)
return nil;
NSInteger maxValIndex = [n count] - 1;
if (maxValIndex<3 || maxValIndex>4)
return nil;
double valArray[] = {1., 1., 1., 1.};
NSNumber *tmpNum = nil;
for (int i=0; i<4; ++i) {
if (i <= maxValIndex) {
tmpNum = [n objectAtIndex:i];
if (tmpNum != nil) {
if ([tmpNum isKindOfClass:[NSNumber class]])
valArray[i] = [tmpNum doubleValue];
else
valArray[i] = 1.;
}
else
valArray[i] = 1.;
}
else
valArray[i] = 1.;
}
return [NSColor colorWithDeviceRed:valArray[0] green:valArray[1] blue:valArray[2] alpha:valArray[3]];
}
@end