NIBO_GFX.h

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/*
  NIBO2 library for ARDUINO
  License: BSD-License
  (c) 2013 by Nils Springob, nicai-systems
*/

#ifndef __NIBO_GFX_H__
#define __NIBO_GFX_H__

#ifdef ARDUINO
#include <Print.h>
#else
class Print {
  virtual size_t write(uint8_t) {return 0;}
  virtual size_t write(const uint8_t *buffer, size_t size) {return 0;}
};
#endif


enum {
  GFX_JAM1 = 0,
  GFX_JAM2 = 1,
  GFX_COMP = 2,
  GFX_JAM1_INV = 4,
  GFX_JAM2_INV = 5,
  GFX_COMP_INV = 6
};



class GFX_term: public Print {
  public:
    virtual size_t write(uint8_t);

    virtual size_t write(const uint8_t *buffer, size_t size);

    void clear();
    
    void clearLine();

    void home();    
    
    void cursor(unsigned char col, unsigned char row);

    void cursorRel(signed char col, signed char row);

    void cursorCol(unsigned char col);   

    void cursorRow(unsigned char row);
    
    void scroll(unsigned char lines);    
};

class GFX_class: public Print {
  public:
    GFX_term term;
    
    GFX_class();
    
    void begin();

    virtual size_t write(uint8_t);

    virtual size_t write(const uint8_t *buffer, size_t size);
    
    unsigned char get_x();
    
    unsigned char get_y();
    
    void move(unsigned char x, unsigned char y);
    
    void draw_mode(unsigned char mode);
    
    void fill(unsigned char val);
    
    unsigned char char_width(char ch);
    
    unsigned char text_width(const char *txt);
    
    //unsigned char text_width_P(PGM_P txt);
    
    void print_char(char c);
    
    void print_text(const char *txt);
    
    //void print_text_P(PGM_P txt);
    
    void draw_xbm(unsigned char width, unsigned char height, unsigned char * data);
    
    //void draw_xbm_P(unsigned char width, unsigned char height, PGM_P data);
    
    void set_proportional(unsigned char prop);
    
    unsigned char get_proportional(void);
    
    void hline(unsigned char length);
    
    void vline(unsigned char length);
    
    void box(unsigned char width, unsigned char height);
    
    void lineTo(unsigned char x, unsigned char y);
    
    void pixel(unsigned char value);
    
};


extern GFX_class GFX;



#endif