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/*  Visualization Library                                                             */
/*  http://visualizationlibrary.org                                                   */
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/*  Copyright (c) 2005-2020, Michele Bosi                                             */
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#if !defined(LoadSTL_INCLUDE_ONCE)
#define LoadSTL_INCLUDE_ONCE

#include <vlGraphics/Geometry.hpp>
#include <vlCore/ResourceLoadWriter.hpp>
#include <vlCore/ResourceDatabase.hpp>

namespace vl
{
  class VirtualFile;
  class TextStream;
}

namespace vl
{
//-----------------------------------------------------------------------------
  VLGRAPHICS_EXPORT ref<ResourceDatabase> loadSTL(VirtualFile* file);
  VLGRAPHICS_EXPORT ref<ResourceDatabase> loadSTL(const String& path);
//---------------------------------------------------------------------------
// LoadWriterSTL
//---------------------------------------------------------------------------
  /**
   * The LoadWriterSTL class is a ResourceLoadWriter capable of reading STL files.
   */
  class LoadWriterSTL: public ResourceLoadWriter
  {
    VL_INSTRUMENT_CLASS(vl::LoadWriterSTL, ResourceLoadWriter)

  public:
    LoadWriterSTL(): ResourceLoadWriter("|stl|", "|stl|") {}

    ref<ResourceDatabase> loadResource(const String& path) const
    {
      return loadSTL(path);
    }

    ref<ResourceDatabase> loadResource(VirtualFile* file) const
    {
      return loadSTL(file);
    }

    //! Not supported yet.
    bool writeResource(const String& /*path*/, ResourceDatabase* /*resource*/) const
    {
      return false;
    }

    //! Not supported yet.
    bool writeResource(VirtualFile* /*file*/, ResourceDatabase* /*resource*/) const
    {
      return false;
    }
  };
//-----------------------------------------------------------------------------
// STLLoader
//-----------------------------------------------------------------------------
  /**
   * Loads an STL file.
   */
  class VLGRAPHICS_EXPORT STLLoader
  {
  public:
    //! Loads a STL file.
    ref<ResourceDatabase> loadSTL(VirtualFile* file);
    ref<ResourceDatabase> loadAscii(VirtualFile* file);
    ref<ResourceDatabase> loadBinary(VirtualFile* file);
  };
};

#endif