src/kernel/dev/vgatxt.h


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#ifndef DEF_MONITOR_H
#define DEF_MONITOR_H

#include <types.h>

#include "display.h"

class vgatxt : public display {
	public:
	vgatxt(node *parent);
	virtual ~vgatxt() {}

	// as a FS node
	virtual size_t get_size();
	virtual int read(size_t offset, size_t len, char *buffer);
	virtual int write(size_t offset, size_t len, char *buffer);
	virtual int dev_control(char *data);

	// as a display
	virtual int text_w();
	virtual int text_h();
	virtual void text_setcsr(int l, int c, bool visible);
	virtual void text_put(int l, int c, int ch, uint8_t fgcolor, uint8_t bgcolor);
	virtual void text_scroll(int n, uint8_t fgcolor, uint8_t bgcolor);
};

extern vgatxt *text_display;

#endif