DtTextureInterface.h

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/******************************************************************************
** Copyright (c) 2023 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/


#pragma once

#include <vrvCore/vrvCore.h>
#include <vrvCore/DtFileCache.h>

#include <vrvUtil/DtVirtualBaseClass.h>

#include <vrvMath/DtVector4.h>

namespace makVrv
{
   class DtDe;

   class DT_DLL_VRVCORE DtTextureInterface
   {
   public:
      DtTextureInterface();

      virtual ~DtTextureInterface();

      DtTextureInterface( const DtTextureInterface& ) = delete;

      DtTextureInterface & operator=( const DtTextureInterface& ) = delete;

   public:
      virtual bool loadTextureFromFile( const std::string& fileName ) = 0;
      virtual bool loadTextureFromFile( const std::string& fileName, 
         const DtFileCache::LoadFileOptions& loadFileOptions ) = 0;

      virtual const std::string& filename() const = 0;

      virtual float textureWidth() const = 0;

      virtual void scaleTexture( int w, int h ) = 0;

      virtual bool getStipplePattern(char** stipplePattern) = 0;

      virtual bool valid() const = 0;

      virtual DtVector4<float> color(unsigned int x, unsigned int y) const = 0;
   };

   class DT_DLL_VRVCORE DtTextureInterfaceCreator : public DtVirtualBaseClass
   {
   public:
      static DtTextureInterfaceCreator& instance( DtDe& );

      static void registerInstance( DtDe& de, DtTextureInterfaceCreator* anInstance );

      virtual DtTextureInterface* create( DtDe& de ) = 0;
   };
}