CustomScript Files

CustomScripts.h

#import <Foundation/Foundation.h>
#import <UIKit/UIKit.h>

@interface CustomScripts : NSObject

+ (UIImage *)scaleImage:(UIImage *)image scaledToSize:(CGSize)newSize;
+ (void)addShadowToView:(UIView*)view options:(NSDictionary*)options;
+ (UIColor *)colorWithHexString:(NSString *)stringToConvert;

@end


@implementation CustomScripts

+ (UIImage *)scaleImage:(UIImage *)image scaledToSize:(CGSize)newSize {
    //UIGraphicsBeginImageContext(newSize);
    // In next line, pass 0.0 to use the current device's pixel scaling factor (and thus account for Retina resolution).
    // Pass 1.0 to force exact pixel size.
    UIGraphicsBeginImageContextWithOptions(newSize, NO, 0.0);
    [image drawInRect:CGRectMake(0, 0, newSize.width, newSize.height)];
    UIImage *newImage = UIGraphicsGetImageFromCurrentImageContext();
    UIGraphicsEndImageContext();
    return newImage;
}

//Havent added any options yet, these are defaults right now
+ (void)addShadowToView:(UIView*)view options:(NSDictionary*)options{
    view.layer.shadowRadius = 6.0f;
    view.layer.shadowColor = [UIColor blackColor].CGColor;
    view.layer.shadowOffset = CGSizeMake(3.0f, 4.0f);
    view.layer.shadowOpacity = 0.6f;
    view.layer.masksToBounds = NO;
}


//Send a hex string and have it convereted to Color!
+ (UIColor *)colorWithHexString:(NSString *)stringToConvert
{
    NSString *noHashString = [stringToConvert stringByReplacingOccurrencesOfString:@"#" withString:@""]; // remove the #
    NSScanner *scanner = [NSScanner scannerWithString:noHashString];
    [scanner setCharactersToBeSkipped:[NSCharacterSet symbolCharacterSet]]; // remove + and $
    
    unsigned hex;
    if (![scanner scanHexInt:&hex]) return nil;
    int r = (hex >> 16) & 0xFF;
    int g = (hex >> 8) & 0xFF;
    int b = (hex) & 0xFF;
    
    return [UIColor colorWithRed:r / 255.0f green:g / 255.0f blue:b / 255.0f alpha:1.0f];
}

@end