fix

GIGA/Common/GiGaHelper.m

@@ -171,7 +171,76 @@
         return NO;
         
     }
+}
 
++(NSAttributedString *)stringWithText:(NSString *)title textColor:(UIColor *)color textFont:(UIFont *)font leterSpace:(CGFloat )space
+{
+    NSMutableParagraphStyle *paragraStyle = [[NSMutableParagraphStyle alloc] init];
+    paragraStyle.alignment = NSTextAlignmentCenter;
+    
+    NSAttributedString *attributedString = [[NSAttributedString alloc] initWithString:title attributes:@{NSFontAttributeName:font,NSForegroundColorAttributeName:color,NSKernAttributeName:@(space),NSParagraphStyleAttributeName:paragraStyle}];
+    
+    return attributedString;
+    
+    
+}
+
++(NSString *)convertToJsonData:(NSDictionary *)dict
+
+{
+    
+    NSError *error;
+    
+    NSData *jsonData = [NSJSONSerialization dataWithJSONObject:dict options:NSJSONWritingPrettyPrinted error:&error];
+    
+    NSString *jsonString;
+    
+    if (!jsonData) {
+        
+        NSLog(@"%@",error);
+        
+    }else{
+        
+        jsonString = [[NSString alloc]initWithData:jsonData encoding:NSUTF8StringEncoding];
+        
+    }
+    
+    NSMutableString *mutStr = [NSMutableString stringWithString:jsonString];
+    
+    NSRange range = {0,jsonString.length};
+    
+    //去掉字符串中的空格
+    
+    [mutStr replaceOccurrencesOfString:@" " withString:@"" options:NSLiteralSearch range:range];
+    
+    NSRange range2 = {0,mutStr.length};
+    
+    //去掉字符串中的换行符
+    
+    [mutStr replaceOccurrencesOfString:@"\n" withString:@"" options:NSLiteralSearch range:range2];
+    
+    return mutStr;
+    
+}
+
++(NSDictionary *)dictionaryWithJsonString:(NSString *)jsonString
+{
+    if (jsonString == nil) {
+        return nil;
+    }
+    
+    NSData *jsonData = [jsonString dataUsingEncoding:NSUTF8StringEncoding];
+    
+    NSError *err;
+    NSDictionary *dic = [NSJSONSerialization JSONObjectWithData:jsonData
+                                                        options:NSJSONReadingMutableContainers
+                                                          error:&err];
+    if(err)
+    {
+        NSLog(@"json解析失败：%@",err);
+        return nil;
+    }
+    return dic;
 }
 
 @end