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//
// ColorFactory.m
//
// Created by Dan Reed on 3/31/12.
// Copyright (c) 2012 danreed.net. All rights reserved.
//
/*
* ----------------------------------------------------------------------------
* "BEER-WARE LICENSE":
* <dan@danreed.net> wrote this class. As long as you retain this notice you
* can do whatever you want with this stuff. If we meet some day (and you think
* this stuff is worth it) you can buy me a beer in return --Dan Reed
* ----------------------------------------------------------------------------
*/
#import"ColorFactory.h"
@implementationColorFactory
@synthesize primary;
@synthesize secondary;
@synthesize primaryShadow;
@synthesize secondaryShadow;
@synthesize primaryBold;
@synthesize secondaryBold;
@synthesize primaryLight;
@synthesize secondaryLight;
@synthesize primaryHighlight;
@synthesize secondaryHighlight;
+(ColorFactory *)sharedFactory {
staticdispatch_once_t pred;
static ColorFactory *shared = nil;
dispatch_once(&pred, ^{
shared = [[ColorFactory alloc] init];
});
return shared;
}
-(ColorFactory *)init{
self = [superinit];
if(self){
//init global colors here
primary = [UIColor colorFromHex:PRIMARY_COLOR];
secondary = [UIColor colorFromHex:SECONDARY_COLOR];
primaryShadow = [UIColor colorFromHex:PRIMARY_SHADOW_COLOR];
secondaryShadow = [UIColor colorFromHex:SECONDARY_SHADOW_COLOR];
primaryBold = [UIColor colorFromHex:PRIMARY_BOLD_COLOR];
secondaryBold = [UIColor colorFromHex:SECONDARY_BOLD_COLOR];
primaryLight = [UIColor colorFromHex:PRIMARY_LIGHT_COLOR];
secondaryLight = [UIColor colorFromHex:SECONDARY_LIGHT_COLOR];
primaryHighlight = [UIColor colorFromHex:PRIMARY_HIGHLIGHT_COLOR];
secondaryHighlight = [UIColor colorFromHex:SECONDARY_HIGHLIGHT_COLOR];
}
return self;
}
@end
@implementationUIColor (ColorFromHex)
+ (UIColor *) colorFromHex:(NSString *)hex {
NSString *colorString = [[hex uppercaseString] stringByTrimmingCharactersInSet:[NSCharacterSetwhitespaceAndNewlineCharacterSet]] ;
if ([colorString length] < 6)
return [UIColor grayColor];
if ([colorString hasPrefix:@"0X"])
colorString = [colorString substringFromIndex:2];
elseif ([colorString hasPrefix:@"#"])
colorString = [colorString substringFromIndex:1];
elseif ([colorString length] != 6)
return [UIColor grayColor];
NSRange range;
range.location = 0;
range.length = 2;
NSString *rString = [colorString substringWithRange:range];
range.location += 2;
NSString *gString = [colorString substringWithRange:range];
range.location += 2;
NSString *bString = [colorString substringWithRange:range];
unsignedint red, green, blue;
[[NSScannerscannerWithString:rString] scanHexInt:&red];
[[NSScannerscannerWithString:gString] scanHexInt:&green];
[[NSScannerscannerWithString:bString] scanHexInt:&blue];
return [UIColor colorWithRed:((float) red / 255.0f)
green:((float) green / 255.0f)
blue:((float) blue / 255.0f)
alpha:1.0f];
}
+ (UIColor *) colorFromHex:(NSString *)hexwithAlpha:(float)alphaValue{
float theAlpha = alphaValue;
if(theAlpha > 1.0f)
theAlpha = 1.0f;
NSString *colorString = [[hex uppercaseString] stringByTrimmingCharactersInSet:[NSCharacterSetwhitespaceAndNewlineCharacterSet]] ;
if ([colorString length] < 6)
return [UIColor grayColor];
if ([colorString hasPrefix:@"0X"])
colorString = [colorString substringFromIndex:2];
elseif ([colorString hasPrefix:@"#"])
colorString = [colorString substringFromIndex:1];
elseif ([colorString length] != 6)
return [UIColor grayColor];
NSRange range;
range.location = 0;
range.length = 2;
NSString *rString = [colorString substringWithRange:range];
range.location += 2;
NSString *gString = [colorString substringWithRange:range];
range.location += 2;
NSString *bString = [colorString substringWithRange:range];
unsignedint red, green, blue;
[[NSScannerscannerWithString:rString] scanHexInt:&red];
[[NSScannerscannerWithString:gString] scanHexInt:&green];
[[NSScannerscannerWithString:bString] scanHexInt:&blue];
return [UIColor colorWithRed:((float) red / 255.0f)
green:((float) green / 255.0f)
blue:((float) blue / 255.0f)
alpha:theAlpha];
}
@end