/******************************************************************************/
/******************************************************************************/
class ConvertToAtlasClass : PropWin
{
   class Mtrl
   {
      Button       del;
      UID          id;
      TextLine     name;
      Text       t_original_size, t_scaled_size;
      VecI2        original_size, scaled_size, pos;
      RectI        packed_rect; // not inclusive
      bool         rotated;
      flt          scale;
      Property     prop;
      ImagePtr     base_0;
      EditMaterial edit;
      uint         tex;

      void setScaleText(C VecI2 &size);
      void setScale    (             );
      void setScale    (flt scale    );
      void posY        (flt y        );
      void pack(MtrlImages &atlas);

public:
   Mtrl();
   };
   class Error
   {
      UID mesh_id, mtrl_id;
      flt error;

public:
   Error();
   };
   class Preview : GuiCustom
   {
      virtual void draw(C GuiPC &gpc)override;
   };
   class Warning : ClosableWindow
   {
      Text        text;
      Region      region;
      List<Error> list;
      Button      proceed;
      
      static Str  MeshName(C Error&error);
      static Str  MtrlName(C Error&error);
      static void Proceed (ptr);        

      void create();
      void display();
   };

   enum MODE
   {
      NEW,
      REPLACE_KEEP,
      REPLACE_NO_PUBLISH,
      REPLACE_REMOVE,
   };
   static cchar8 *mode_t[]
;
   static const flt h;

   Memx<Mtrl>  mtrls;
   Memc<Error> errors;
   Region      region;
   Preview     preview;
   Warning     warning;
   bool        force_square, auto_stretch;
   flt         scale;
   MODE        mode;
   VecI2       tex_size;
   Text        columns, t_tex_size;
   Button      convert;

   static Str  TexSize(C VecI2 &size);                            
   static void Scale(Mtrl &mtrl, C Str &text);                    
   static void Del(Mtrl &mtrl);                                   
   static void Refresh(C Property &prop);                         
   static void ChangedScale(C Property &prop);                    
   static int  CompareData(C Mtrl &a, C Mtrl &b);                 
   static void Convert(ConvertToAtlasClass &cta);                 
   static void PackMaterial(Mtrl &mtrl, MtrlImages&atlas, int thread_index);

   void setErrors(Mesh &mesh, C Memc<UID> &mtrl_ids, C UID &mesh_id);
   static bool Create(int &occurence, C UID &id, ptr user);        
   void convertMeshes(C UID &atlas_id);
   static void AddMap(Str &dest, C Str &src, C Mtrl &mtrl, bool normal=false, C Vec &mul=1);
   void checkSide(Str &dest, int filled);
   void convertPerform();
   void convertDo();
   void clearProj();
   void create();
   void autoStretch();
   void refresh();
   void addElms(C MemPtr<UID> &elm_ids);
   void setElms(C MemPtr<UID> &elm_ids);
   void drag(Memc<UID> &elms, GuiObj *focus_obj, C Vec2 &screen_pos);
   virtual ConvertToAtlasClass& hide()override;
   /*virtual void update(C GuiPC &gpc)override
   {
      super.update(gpc);
      if(visible() && gpc.visible)
      {
      }
   }*/

public:
   ConvertToAtlasClass();
};
/******************************************************************************/
/******************************************************************************/
extern ConvertToAtlasClass ConvertToAtlas;
/******************************************************************************/