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node/text.h

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#ifndef NODE_TEXT_H
#define NODE_TEXT_H

/*

  GLT OpenGL C++ Toolkit (LGPL)
  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 <iosfwd>
#include <string>

#include <glt/viewport.h>
#include <glt/color.h>
#include <glt/font.h>

#include <node/shapes.h>
#include <node/fade.h>

class GltTextOverlay : public GltShape
{
public:
    GltTextOverlay(const GltFont &font,const GltViewport &window);
    GltTextOverlay(const GltTextOverlay &overlay);
    ~GltTextOverlay();

    virtual void draw() const;

          std::wstring &text();
    const std::wstring &text() const;

    GltColor  &fadeColor();

    bool      &border();
    GltColor  &borderColor();
    bool      &shadow();
    GltColor  &shadowColor();

    int       &spacing();
    int       &margin();
    GltHorizontalAlignment &alignHorizontal();
    GltVerticalAlignment   &alignVertical();

//  /// Calculate the (pixel) dimensions of a string of text
//  static void stringDimensions(const std::wstring &str,int &width,int &height);

private:

    const GltFont     &_font;
    const GltViewport &_window;

    std::wstring           _text;
    GltFadeViewport        _textFade;
    bool                   _textShadow;
    GltColor               _textShadowColor;
    GltHorizontalAlignment _textAlignHorizontal;
    GltVerticalAlignment   _textAlignVertical;

    int             _spacing;
    int             _margin;
};

#endif

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