Initial commit

2017-08-15 16:59:01 +08:00
commit bdc83e07ef
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+//
+//  LXColorTools.m
+//  ISCTest
+//
+//  Created by imac on 16/5/18.
+//  Copyright © 2016年 xiang. All rights reserved.
+//
+
+#import "LXColorTools.h"
+#define DEFAULT_VOID_COLOR [UIColor whiteColor]
+@implementation LXColorTools
+ ( UIColor *)colorWithHexString:(NSString *)stringToConvert
+{
+    
+    NSString *cString = [[stringToConvert stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]] uppercaseString];
+    
+    if ([cString length] < 6)
+        return DEFAULT_VOID_COLOR;
+    if ([cString hasPrefix:@"#"])
+        cString = [cString substringFromIndex:1];
+    if ([cString length] != 6)
+        return DEFAULT_VOID_COLOR;
+    
+    NSRange range;
+    range.location = 0;
+    range.length = 2;
+    NSString *rString = [cString substringWithRange:range];
+    
+    range.location = 2;
+    NSString *gString = [cString substringWithRange:range];
+    
+    range.location = 4;
+    NSString *bString = [cString substringWithRange:range];
+    
+    
+    unsigned int r, g, b;
+    [[NSScanner scannerWithString:rString] scanHexInt:&r];
+    [[NSScanner scannerWithString:gString] scanHexInt:&g];
+    [[NSScanner scannerWithString:bString] scanHexInt:&b];
+    
+    return [UIColor colorWithRed:((float) r / 255.0f)
+                           green:((float) g / 255.0f)
+                            blue:((float) b / 255.0f)
+                           alpha:1.0f];
+    
+}
+@end