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RCTDynamicColor.m
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RCTDynamicColor.m
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/**
* Copyright (c) 2015-present, Facebook, Inc.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
// TODO(macOS GH#774)
#import "RCTDynamicColor.h"
#define RCT_FORWARD_PROPERTY( PROP, TYPE ) \
- (TYPE)PROP { return [[self effectiveColor] PROP]; }
static NSString *const RCTAquaColor = @"aquaColor";
static NSString *const RCTDarkAquaColor = @"darkAquaColor";
@implementation RCTDynamicColor
{
NSColor *_aquaColor;
NSColor *_darkAquaColor;
}
- (instancetype)initWithAquaColor:(NSColor *)aquaColor
darkAquaColor:(NSColor *)darkAquaColor
{
self = [super init];
if (self) {
_aquaColor = [aquaColor copy];
_darkAquaColor = [darkAquaColor copy];
}
return self;
}
+ (BOOL)supportsSecureCoding
{
return YES;
}
- (instancetype)initWithCoder:(NSCoder *)coder
{
self = [super initWithCoder:coder];
if (self) {
_aquaColor = [coder decodeObjectOfClass:[NSColor class] forKey:RCTAquaColor];
_darkAquaColor = [coder decodeObjectOfClass:[NSColor class] forKey:RCTDarkAquaColor];
}
return self;
}
- (void)encodeWithCoder:(NSCoder *)aCoder
{
[super encodeWithCoder:aCoder];
[aCoder encodeObject:_aquaColor forKey:RCTAquaColor];
if (_darkAquaColor) {
[aCoder encodeObject:_darkAquaColor forKey:RCTDarkAquaColor];
}
}
- (NSColor *)effectiveColor
{
NSColor *effectiveColor = _aquaColor;
NSAppearance *appearance = [NSAppearance currentAppearance] ?: [NSApp effectiveAppearance];
NSAppearanceName appearanceName = [appearance bestMatchFromAppearancesWithNames:@[NSAppearanceNameAqua, NSAppearanceNameDarkAqua]];
if (_darkAquaColor != nil && [appearanceName isEqualToString:NSAppearanceNameDarkAqua]) {
effectiveColor = _darkAquaColor;
}
return effectiveColor;
}
RCT_FORWARD_PROPERTY(colorSpace, NSColorSpace *)
- (NSColor *)colorUsingColorSpace:(NSColorSpace *)space
{
return [[self effectiveColor] colorUsingColorSpace:space];
}
RCT_FORWARD_PROPERTY(colorSpaceName, NSColorSpaceName)
- (NSColor *)colorUsingColorSpaceName:(NSColorSpaceName)name
{
return [[self effectiveColor] colorUsingColorSpaceName:name];
}
RCT_FORWARD_PROPERTY(numberOfComponents, NSInteger)
- (void)getComponents:(CGFloat *)components
{
return [[self effectiveColor] getComponents:components];
}
#pragma mark - RGB colorspace
RCT_FORWARD_PROPERTY(redComponent, CGFloat)
RCT_FORWARD_PROPERTY(greenComponent, CGFloat)
RCT_FORWARD_PROPERTY(blueComponent, CGFloat)
- (void)getRed:(nullable CGFloat *)red green:(nullable CGFloat *)green blue:(nullable CGFloat *)blue alpha:(nullable CGFloat *)alpha
{
return [[self effectiveColor] getRed:red green:green blue:blue alpha:alpha];
}
#pragma mark - HSB colorspace
RCT_FORWARD_PROPERTY(hueComponent, CGFloat)
RCT_FORWARD_PROPERTY(saturationComponent, CGFloat)
RCT_FORWARD_PROPERTY(brightnessComponent, CGFloat)
- (void)getHue:(nullable CGFloat *)hue saturation:(nullable CGFloat *)saturation brightness:(nullable CGFloat *)brightness alpha:(nullable CGFloat *)alpha
{
return [[self effectiveColor] getHue:hue saturation:saturation brightness:brightness alpha:alpha];
}
#pragma mark - Gray colorspace
RCT_FORWARD_PROPERTY(whiteComponent, CGFloat)
- (void)getWhite:(CGFloat *)white alpha:(CGFloat *)alpha
{
return [[self effectiveColor] getWhite:white alpha:alpha];
}
#pragma mark - CMYK colorspace
RCT_FORWARD_PROPERTY(cyanComponent, CGFloat)
RCT_FORWARD_PROPERTY(magentaComponent, CGFloat)
RCT_FORWARD_PROPERTY(yellowComponent, CGFloat)
RCT_FORWARD_PROPERTY(blackComponent, CGFloat)
- (void)getCyan:(nullable CGFloat *)cyan magenta:(nullable CGFloat *)magenta yellow:(nullable CGFloat *)yellow black:(nullable CGFloat *)black alpha:(nullable CGFloat *)alpha
{
return [[self effectiveColor] getCyan:cyan magenta:magenta yellow:yellow black:black alpha:alpha];
}
#pragma mark - Others
RCT_FORWARD_PROPERTY(alphaComponent, CGFloat)
RCT_FORWARD_PROPERTY(CGColor, CGColorRef)
RCT_FORWARD_PROPERTY(catalogNameComponent, NSColorListName)
RCT_FORWARD_PROPERTY(colorNameComponent, NSColorName)
RCT_FORWARD_PROPERTY(localizedCatalogNameComponent, NSColorListName)
RCT_FORWARD_PROPERTY(localizedColorNameComponent, NSString *)
- (void)setStroke
{
[[self effectiveColor] setStroke];
}
- (void)setFill
{
[[self effectiveColor] setFill];
}
- (void)set
{
[[self effectiveColor] set];
}
- (nullable NSColor *)highlightWithLevel:(CGFloat)val
{
return [[self effectiveColor] highlightWithLevel:val];
}
- (NSColor *)shadowWithLevel:(CGFloat)val
{
return [[self effectiveColor] shadowWithLevel:val];
}
- (NSColor *)colorWithAlphaComponent:(CGFloat)alpha
{
return [[self effectiveColor] colorWithAlphaComponent:alpha];
}
- (nullable NSColor *)blendedColorWithFraction:(CGFloat)fraction ofColor:(NSColor *)color
{
return [[self effectiveColor] blendedColorWithFraction:fraction ofColor:color];
}
- (NSColor *)colorWithSystemEffect:(NSColorSystemEffect)systemEffect NS_AVAILABLE_MAC(10_14)
{
NSColor *aquaColorWithSystemEffect = [_aquaColor colorWithSystemEffect:systemEffect];
NSColor *darkAquaColorWithSystemEffect = [_darkAquaColor colorWithSystemEffect:systemEffect];
return [[RCTDynamicColor alloc] initWithAquaColor:aquaColorWithSystemEffect darkAquaColor:darkAquaColorWithSystemEffect];
}
- (NSUInteger)hash
{
const NSUInteger prime = 31;
NSUInteger result = 1;
result = prime * result + [_aquaColor hash];
result = prime * result + [_darkAquaColor hash];
return result;
}
- (BOOL)isEqual:(id)other {
if (other == self) {
return YES;
}
return other != nil && [other isKindOfClass:[self class]] && [self isEqualToDynamicColor:other];
}
- (BOOL)isEqualToDynamicColor:(RCTDynamicColor *)other {
if (self == other) {
return YES;
}
if ([_aquaColor isNotEqualTo:other->_aquaColor]) {
return NO;
}
if ([_darkAquaColor isNotEqualTo:other->_darkAquaColor]) {
return NO;
}
return YES;
}
@end