// hpglparser.h

#ifndef _HPGLPARSER_h
#define _HPGLPARSER_h

#include "point.h"
#include "plotter.h"

#define PA_M 1
#define PR_M  2
#define SKIP_M  3
#define ERROR_M 4

class HpglParser
{
private:
    Plotter* _plotter;
    char buffer[64];
    int bufferIndex = 0;
    
    uint8_t cmdMode = 0;
    uint8_t searchMode = 0;
    
    bool xSet = false;
    Point _nextPoint;
    
    bool isWhitespace(const char ch);
    bool isSeparator(char ch);
    
    void findCommand();
    void findCoordinats();
    
public:
    HpglParser(Plotter* plotter);
    ~HpglParser(){}
    
    int add(const char ch);
};

#endif