celestia/src/celengine/console.h

96 lines
1.8 KiB
C++

// console.h
//
// Copyright (C) 2003, Chris Laurel <claurel@shatters.net>
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
#ifndef _CELENGINE_CONSOLE_H_
#define _CELENGINE_CONSOLE_H_
#include <string>
#include <iostream>
#include <celtxf/texturefont.h>
class Console;
// Custom streambuf class to support C++ operator style output. The
// output is completely unbuffered.
class ConsoleStreamBuf : public std::streambuf
{
public:
ConsoleStreamBuf() : console(NULL) { setbuf(0, 0); };
void setConsole(Console*);
int overflow(int c = EOF);
enum UTF8DecodeState
{
UTF8DecodeStart = 0,
UTF8DecodeMultibyte = 1,
};
private:
Console* console;
UTF8DecodeState decodeState;
wchar_t decodedChar;
unsigned int decodeShift;
};
class Console : public std::ostream
{
public:
Console(int _nRows, int _nColumns);
~Console();
bool setRowCount(int _nRows);
void begin();
void end();
void render(int rowHeight);
void setScale(int, int);
void setFont(TextureFont*);
void print(wchar_t);
void print(char*);
void newline();
#if 0
void printf(const char*, ...);
#endif
int getRow() const;
int getColumn() const;
int getWindowRow() const;
void setWindowRow(int);
void setWindowHeight(int);
int getHeight() const;
int getWidth() const;
private:
wchar_t* text;
int nRows;
int nColumns;
int row;
int column;
int windowRow;
int windowHeight;
int xscale;
int yscale;
TextureFont* font;
ConsoleStreamBuf sbuf;
bool autoScroll;
};
#endif // _CELENGINE_CONSOLE_H_