Function parse_transform_args

renderers/agg/src/agg_svg_parser.cpp:765–801

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    //-------------------------------------------------------------
    static unsigned parse_transform_args(const char* str, 
                                         double* args, 
                                         unsigned max_na, 
                                         unsigned* na)
    {
        *na = 0;
        const char* ptr = str;
        while(*ptr && *ptr != '(') ++ptr;
        if(*ptr == 0)
        {
            throw exception("parse_transform_args: Invalid syntax");
        }
        const char* end = ptr;
        while(*end && *end != ')') ++end;
        if(*end == 0)
        {
            throw exception("parse_transform_args: Invalid syntax");
        }

        while(ptr < end)
        {
            if(is_numeric(*ptr))
            {
                if(*na >= max_na)
                {
                    throw exception("parse_transform_args: Too many arguments");
                }
                args[(*na)++] = atof(ptr);
                while(ptr < end && is_numeric(*ptr)) ++ptr;
            }
            else
            {
                ++ptr;
            }
        }
        return unsigned(end - str);
    }

    //-------------------------------------------------------------
    unsigned parser::parse_matrix(const char* str)