X3DFontStyleNode.h

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//    Copyright 2004-2019, 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 <H3D/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 ) {}
 
    virtual void renderHorizontalLine( const std::string& ) {}
 
    virtual Vec3f charDimensions( unsigned char ) { return Vec3f(); }
 
    virtual H3DFloat ascender() { return 0; }
 
    virtual H3DFloat descender() { return 0; }
 
    Vec3f stringDimensions( const std::string& text,
                            Alignment alignment );
 
    Vec3f stringDimensions( const std::vector< std::string >& text,
                            Alignment alignment,
                            const std::vector< H3DFloat >& length = 
                            std::vector< H3DFloat >() );
 
    virtual std::string defaultXMLContainerField() {
      return "fontStyle";
    }
 
protected:
    bool fonts_built;
  };
}
 
#endif