nuclear@37: #ifndef CONSOLE_H_
nuclear@37: #define CONSOLE_H_
nuclear@37: 
nuclear@37: #include <vector>
nuclear@37: #include <list>
nuclear@37: #include <string>
nuclear@37: #include <functional>
nuclear@37: #include <drawtext.h>
nuclear@37: 
nuclear@37: #define INPUTQ_SIZE		64
nuclear@37: 
nuclear@37: class Console {
nuclear@37: private:
nuclear@37: 	bool visible;
nuclear@37: 	int nlines, ncolumns;
nuclear@37: 
nuclear@37: 	int inpq_front, inpq_back;
nuclear@37: 	int keybuf[INPUTQ_SIZE];
nuclear@37: 
nuclear@41: 	std::string prompt;
nuclear@37: 	std::string input;	// current input line
nuclear@37: 	int cursor;
nuclear@41: 	int input_win;		// first character to show in the input "window"
nuclear@37: 
nuclear@37: 	// input history
nuclear@37: 	int max_hist_lines;
nuclear@37: 	std::list<std::string> hist;
nuclear@42: 	bool hist_iter_valid;
nuclear@42: 	std::list<std::string>::const_reverse_iterator hist_iter;
nuclear@37: 
nuclear@37: 	// console output
nuclear@37: 	int max_output_lines;
nuclear@37: 	std::vector<std::string> output;
nuclear@37: 	bool echo;
nuclear@37: 
nuclear@37: 	std::function<void (const char*)> cmd_handler;
nuclear@37: 
nuclear@37: 	int font_size;
nuclear@37: 	dtx_font *font;
nuclear@37: 
nuclear@41: 	void set_cursor(int x);
nuclear@41: 	int get_cursor() const;
nuclear@41: 
nuclear@37: public:
nuclear@37: 	enum {
nuclear@37: 		KEY_LEFT = 256,
nuclear@37: 		KEY_RIGHT,
nuclear@37: 		KEY_UP, KEY_DOWN,
nuclear@37: 		KEY_INS,
nuclear@37: 		KEY_DEL,
nuclear@37: 		KEY_HOME,
nuclear@37: 		KEY_END,
nuclear@37: 		KEY_PGUP,
nuclear@37: 		KEY_PGDOWN
nuclear@37: 	};
nuclear@37: 
nuclear@37: 	Console();
nuclear@37: 
nuclear@37: 	void set_font(dtx_font *font, int sz);
nuclear@37: 	void set_history_size(int hsz);
nuclear@37: 	void set_output_buffer_size(int sz);
nuclear@37: 	void set_command_func(std::function<void (const char*)> func);
nuclear@37: 
nuclear@37: 	void set_echo(bool echo);
nuclear@37: 	bool get_echo() const;
nuclear@37: 
nuclear@37: 	void show() { set_visible(true); }
nuclear@37: 	void hide() { set_visible(false); }
nuclear@37: 	void set_visible(bool v);
nuclear@37: 	bool is_visible() const;
nuclear@37: 
nuclear@37: 	void set_size(int lines, int columns = 80);
nuclear@37: 	int get_size_lines() const;
nuclear@37: 	int get_size_columns() const;
nuclear@37: 
nuclear@37: 	// update returns true if what it did makes a redraw necessary
nuclear@37: 	bool update();
nuclear@37: 	void draw() const;
nuclear@37: 
nuclear@37: 	void input_key(int key);	// send a keystroke to the console
nuclear@37: 
nuclear@37: 	void putchar(char c);
nuclear@37: 	void puts(const char *str);
nuclear@37: 	void printf(const char *fmt, ...);
nuclear@37: 
nuclear@37: 	void debug();
nuclear@37: };
nuclear@37: 
nuclear@37: #endif	// CONSOLE_H_