src/shell/TerminalPrinter.h

/*
 * LSCP Shell
 *
 * Copyright (c) 2014 Christian Schoenebeck
 *
 * This program is part of LinuxSampler and released under the same terms.
 */

#ifndef TERMINALPRINTER_H
#define TERMINALPRINTER_H

#include <string>

/**
 * Simple helper class that remembers the amount of lines advanced on the
 * terminal (since this object was constructed) by printing out text to the
 * terminal with this class. This way the content been printed on the terminal
 * can completely be erased afterwards once necessary.
 */
class TerminalPrinter {
public:
    TerminalPrinter();
    virtual ~TerminalPrinter();
    int linesAdvanced() const;
    TerminalPrinter& operator<< (const std::string s);
protected:
    void printChar(char c);
private:
    int m_lines;
    int m_col;
    int m_screenWidth; // in characters
};

#endif // TERMINALPRINTER_H
1	/*
2	* LSCP Shell
3	*
4	* Copyright (c) 2014 Christian Schoenebeck
5	*
6	* This program is part of LinuxSampler and released under the same terms.
7	*/
8
9	#ifndef TERMINALPRINTER_H
10	#define TERMINALPRINTER_H
11
12	#include <string>
13
14	/**
15	* Simple helper class that remembers the amount of lines advanced on the
16	* terminal (since this object was constructed) by printing out text to the
17	* terminal with this class. This way the content been printed on the terminal
18	* can completely be erased afterwards once necessary.
19	*/
20	class TerminalPrinter {
21	public:
22	TerminalPrinter();
23	virtual ~TerminalPrinter();
24	int linesAdvanced() const;
25	TerminalPrinter& operator<< (const std::string s);
26	protected:
27	void printChar(char c);
28	private:
29	int m_lines;
30	int m_col;
31	int m_screenWidth; // in characters
32	};
33
34	#endif // TERMINALPRINTER_H