//

颜色转换  ##665522 — 三色值

+ (

UIColor

 

*)setFontColorWithString:(

NSString

 

*)color

{

   

 

NSString

 

*cString = [[color

 

stringByTrimmingCharactersInSet

:[

NSCharacterSet

whitespaceAndNewlineCharacterSet]] uppercaseString];

   

    // 字符串个数必须大于等于6

    if ([cString length] < 6) {

        return [UIColorclearColor];

    }

   

    // 依据16进制来区分

    if ([cString hasPrefix:@"0X"])

        cString = [cString substringFromIndex:2];

    if ([cString hasPrefix:@"#"])

        cString = [cString substringFromIndex:1];

    if ([cString length] != 6)

        return [UIColorclearColor];

   

    // 分为r,g,b 子字符串

    NSRange range;

    range.location = 0;

    range.length = 2;

   

    //r

    NSString *rString = [cString substringWithRange:range];

   

    //g

    range.location = 2;

    NSString *gString = [cString substringWithRange:range];

   

    //b

    range.location = 4;

    NSString *bString = [cString substringWithRange:range];

   

    // 扫描r,g,b值

    unsignedint r, g, b;

    [[NSScannerscannerWithString:rString] scanHexInt:&r];

    [[NSScannerscannerWithString:gString] scanHexInt:&g];

    [[NSScannerscannerWithString:bString] scanHexInt:&b];

   

    return RgbHex2UIColor(r, g, b);

}

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