/*!
 * @file resource_shader.h
 * @brief Contains the ResourceShader class, that handles the Resource-specific loading part of the Shader.
 *
 */

#ifndef _RESOURCE_SHADER_H
#define _RESOURCE_SHADER_H

#include "util/loading/resource.h"
#include "shader.h"


class ResourceShader : public Shader, public Resources::Resource
{
public:
  ResourceShader(const std::string& vertexShaderName,
		 const std::string& fragmentShaderName,
		 const Resources::KeepLevel& keepLevel = Resources::KeepLevel());
  static ResourceShader createFromString(const std::string& loadString,
					 const Resources::KeepLevel& keepLevel = Resources::KeepLevel());

private:
class ShaderResourcePointer : public Resources::StorePointer
  {
  public:
    ShaderResourcePointer(const std::string& loadString, const Resources::KeepLevel& keepLevel, const ShaderData::Pointer& data);
    inline const ShaderData::Pointer& ptr() const { return pointer; }
    virtual bool last() const { return pointer.count() == 1; }
  private:
    ShaderData::Pointer pointer;
  };

private:
  static Resources::tType<ResourceShader> type;
};


#endif /* _RESOURCE_SHADER_H */