50 lines
1.1 KiB
Objective-C
50 lines
1.1 KiB
Objective-C
#import "GBColorCell.h"
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static inline double scale_channel(uint8_t x)
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{
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x &= 0x1f;
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return x / 31.0;
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}
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@implementation GBColorCell
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{
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NSInteger _integerValue;
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}
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- (void)setObjectValue:(id)objectValue
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{
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_integerValue = [objectValue integerValue];
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uint8_t r = _integerValue & 0x1F,
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g = (_integerValue >> 5) & 0x1F,
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b = (_integerValue >> 10) & 0x1F;
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super.objectValue = [[NSAttributedString alloc] initWithString:[NSString stringWithFormat:@"$%04x", (uint16_t)(_integerValue & 0x7FFF)] attributes:@{
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NSForegroundColorAttributeName: r * 3 + g * 4 + b * 2 > 120? [NSColor blackColor] : [NSColor whiteColor],
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NSFontAttributeName: [NSFont userFixedPitchFontOfSize:12]
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}];
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}
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- (NSInteger)integerValue
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{
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return _integerValue;
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}
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- (int)intValue
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{
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return (int)_integerValue;
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}
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- (NSColor *) backgroundColor
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{
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/* Todo: color correction */
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uint16_t color = self.integerValue;
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return [NSColor colorWithRed:scale_channel(color) green:scale_channel(color >> 5) blue:scale_channel(color >> 10) alpha:1.0];
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}
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- (BOOL)drawsBackground
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{
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return true;
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}
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@end
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