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glt/font.h

Go to the documentation of this file.

#ifndef GLT_FONT_H
#define GLT_FONT_H

/*

  GLT OpenGL C++ Toolkit      
  Copyright (C) 2000-2002 Nigel Stewart
  Email: nigels.com@gmail.com   WWW: http://www.nigels.com/glt/

  This library is free software; you can redistribute it and/or
  modify it under the terms of the GNU Lesser General Public
  License as published by the Free Software Foundation; either
  version 2.1 of the License, or (at your option) any later version.

  This library is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  Lesser General Public License for more details.

  You should have received a copy of the GNU Lesser General Public
  License along with this library; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

*/

#include <glt/config.h>
#include <glt/gl.h>

#include <misc/string.h>

class GltFont;

class GltFont
{
public:

    //
    // Constructor/Destructor
    //

    GltFont();
    virtual ~GltFont();

private:
    GltFont(const GltFont &);
    GltFont &operator=(const GltFont &);

public:

    virtual void init(void *) = 0; 
    virtual void clear() = 0; 

    virtual bool print(const wchar_t ch) const = 0;
    virtual bool print(const std::wstring &str) const = 0;

    virtual void size(int &width,int &height,const std::wstring &str) const;
    virtual int width(const wchar_t ch) const;

    const int hStep()  const;   
    const int vStep()  const;   

protected:

    int   _hStep;
    int   _vStep;
    bool  _init;
};

#endif

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