/* A generalized version of cowsay that supports multiple animals and tones. A tone is the way a certain animal speaks. Eg : Pigs use pig latin. Just type a message! */ #include #include #include #include #include #include #include #include #include using std::string; const unsigned int console_width = 38; const unsigned int offset = 6; // Human tone. auto def_tone = [](string s){ return s; }; // Pig Latin tone. A type of slang. auto pig_latin_tone = [](string s) { size_t pos = s.find_first_of("AEIOUaeiou"); return s.substr(pos)+ s.substr(0,pos)+"ay"; }; // Hiss tone. Emphasis on e and s. auto hiss_tone = [](string s) { size_t pos1=0,pos2=0; do { pos1 = s.find_first_of("eE",pos1); pos2 = s.find_first_of("sS",pos2); if(pos1!=string::npos) { s.replace(pos1,1,"ee"); pos1+=2; } if(pos2!=string::npos) { s.replace(pos2,1,"ss"); pos2+=2; } } while(pos1!=string::npos ||pos2!=string::npos); return s; }; // Aligns text in the center. string center(string word, int offset=0) { size_t sz = (console_width-word.size())/2; word.insert(0,sz+offset,' '); word.insert(word.end(),sz-offset,' '); return word; } // Class to represent animals. class Animal { std::vector body; std::function tone; public: template Animal(std::initializer_list ls, Fx f_tone = def_tone) : body(ls.begin(),ls.end()),tone(f_tone){} void speak(string message) { std::vector words, msg; string fmsg=""; std::stringstream ss(message); words.assign(std::istream_iterator (ss),std::istream_iterator ()); std::transform(words.begin(), words.end(),words.begin(),tone); for(const auto& word:words) { if(fmsg.size()<(console_width-4- word.size())) { fmsg+=word+" "; } else { fmsg.insert(fmsg.end(), (console_width-4- fmsg.size()),' '); msg.push_back(fmsg); fmsg=word+" "; } } if(msg.size()) fmsg.insert(fmsg.end() ,(console_width-4-fmsg.size()),' '); else { fmsg.erase(fmsg. find_last_not_of(" \n\t")+1); } msg.push_back(fmsg); std::cout<______ )", R"( /. . `' \ )", R"( (`') , @ )", R"( `-._, / )", R"( )-)_/--( > )", R"( '''' '''' )"} ,pig_latin_tone}; Animal Snake = {{R"( __ )", R"( {00} )", R"( \__/ )", R"( /^/ )", R"( ( ( )", R"( \_\_____ )", R"( (_______) )", R"( (_________()Oo)"} ,hiss_tone}; std::string text; getline(std::cin,text); if(text.empty()) text="Hello There! " "Have a great day ahead of you! " "Don't forget to smile!"; std::cout<<"\n\n"; Cow.speak(text); Pig.speak(text); Snake.speak(text); } catch(std::exception& e) { std::clog<

Challenge - AnimalSay