text: /****************************************************************************//*
   * Copyright (C) 2021 Marek M. Cel
   *
   * Permission is hereby granted, free of charge, to any person obtaining
   * a copy of this software and associated documentation files (the "Software"),
   * to deal in the Software without restriction, including without limitation
   * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   * and/or sell copies of the Software, and to permit persons to whom
   * the Software is furnished to do so, subject to the following conditions:
   *
   * The above copyright notice and this permission notice shall be included
   * in all copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
   * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
   * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
   * IN THE SOFTWARE.
   ******************************************************************************/
  
  #include <cgi/cgi_Fonts.h>
  
  #include <sim/Log.h>
  #include <sim/Path.h>
  
  ////////////////////////////////////////////////////////////////////////////////
  
  using namespace cgi;
  
  ////////////////////////////////////////////////////////////////////////////////
  
  osgText::Font* Fonts::get( const char *fontFile )
  {
      for ( unsigned int i = 0; i < instance()->_fileNames.size(); i++ )
      {
          if ( fontFile == instance()->_fileNames.at( i ) )
          {
              return instance()->_fonts.at( i );
          }
      }
  
      std::string filePath = Path::get( fontFile );
  
      osg::ref_ptr<osgText::Font> font = osgText::readFontFile( filePath );
  
      if ( font.valid() )
      {
          instance()->_fonts.push_back( font.get() );
          instance()->_fileNames.push_back( fontFile );
  
          return font.get();
      }
      else
      {
          Log::e() << "Cannot open font file: " << fontFile << std::endl;
      }
  
      return 0;
  }
  
  ////////////////////////////////////////////////////////////////////////////////
  
  void Fonts::reset()
  {
      instance()->_fileNames.clear();
      instance()->_fonts.clear();
  }
  
  ////////////////////////////////////////////////////////////////////////////////
  
  Fonts::Fonts()
  {
      _fileNames.clear();
      _fonts.clear();
  }
  
  ////////////////////////////////////////////////////////////////////////////////
  
  Fonts::~Fonts()
  {
      _fileNames.clear();
      _fonts.clear();
  }
  