texture_manager.hh

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/*
 *  texture_manager.hh
 *  Stage
 *
 * Singleton class for loading textures
 *
 */
#ifndef _TEXTURE_MANAGER_H_
#define _TEXTURE_MANAGER_H_

#include "stage.hh"

#include <FL/Fl_Shared_Image.H>
#include <iostream>

namespace Stg
{
  class TextureManager {
  private:
     TextureManager( void ) { }
     
     //try to load filename from relative dir, then install path
     Fl_Shared_Image* loadImage( const char* filename );
     
  public:
     
     //TODO figure out where to store standard textures
     GLuint _stall_texture_id;
     GLuint _mains_texture_id;
     
     //TODO make this threadsafe
     inline static TextureManager& getInstance( void ) { 
        static TextureManager* the_instance = NULL;
        //TODO add a lock here
        if( the_instance == NULL ) {
          the_instance = new TextureManager;
        }
        return *the_instance;
     }
     
     GLuint loadTexture( const char *filename );
     
  };
}
#endif //_TEXTURE_MANAGER_H_