X3DFontStyleNode.h

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//    Copyright 2004, SenseGraphics AB
//
//    This file is part of H3D API.
//
//    H3D API 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.
//
//    H3D API 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 General Public License for more details.
//
//    You should have received a copy of the GNU General Public License
//    along with H3D API; if not, write to the Free Software
//    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//
//    A commercial license is also available. Please contact us at 
//    www.sensegraphics.com for more information.
//
//
//
#ifndef __X3DFONTSTYLENODE_H__
#define __X3DFONTSTYLENODE_H__

#include "X3DNode.h"
#include "GL/glew.h"

namespace H3D {

  class H3DAPI_API X3DFontStyleNode : public X3DNode {
  public:

    typedef enum {
      HORIZONTAL,
      VERTICAL
    } Alignment;

    typedef enum {
      FIRST, 
      BEGIN,
      MIDDLE,
      END 
    } Justification;
    
    X3DFontStyleNode( Inst< SFNode>  _metadata = 0 );

    virtual void buildFonts() {}

    inline bool fontsBuilt() {
      return fonts_built;
    }

    virtual bool isTopToBottom() {
      return true;
    }

    virtual bool isLeftToRight() {
      return true;
    }

    virtual H3DFloat getSpacing() { 
      return 1;
    }

    virtual Alignment getAlignment() {
      return HORIZONTAL;
    }
    
    virtual Justification getMajorJustification() {
      return BEGIN;
    }
    
    virtual Justification getMinorJustification() {
      return FIRST;
    }

    virtual void renderChar( unsigned char c ) {}

    virtual Vec3f charDimensions( unsigned char c ) { return Vec3f(); }

    virtual H3DFloat ascender() { return 0; }

    virtual H3DFloat descender() { return 0; }

    Vec3f stringDimensions( const string &text,
                            Alignment alignment );

    Vec3f stringDimensions( const vector< string > &text,
                            Alignment alignment,
                            const vector< H3DFloat > &length = 
                            vector< H3DFloat >() );

    virtual string defaultXMLContainerField() {
      return "fontStyle";
    }

protected:
    bool fonts_built;
  };
}

#endif

---