huff.h

#include <iostream>
#include <string>

#include "list.h"

using namespace std;

class Huff
{
    public:
    // Constructors.
    Huff();

    // Methods.
    void compress(std::string filename);
    void expand(std::string filename);    

    private:
    // Attributes.
    List* list;

    // Methods.
    string buildBytes(string bitflow);
    string* buildCode(Node* root);
    void buildCode(string* codes, Node* node, string code);
    List* buildList(string text);
    Node* buildTrie(List* list);
    string bytesToBitflow(string bytes);
    int find(string text, char charact);
    string getFileExtension(string filename, int dotPos);
    string getFileWithoutExtension(string filename, int dotPos);
    string getOutputFilename(string filename);
    void printCode(string* codes);
    void printTrie(Node* root);
    string read(string filename);
    string readFileExtension(string* text);
    int readSize(string* text);
    Node* readTrie(string* text);
    Node* readTrie(string text, int* index);
    string translate(string bitflow, int size, Node* root);
    string transform(Node* node, string trie);
    string transform(Node* node);
    string transform(string text, string* table);
    void write(string text, string filename);
    void write(string fileext, string trie, int size, string bitflow, string filename);
};