gre/lrregion.h

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#ifndef  INC_GRE_LRREGION_H
#define  INC_GRE_LRREGION_H

#ifndef  INC_GRE_LAYER_H
#include <gre/layer.h>
#endif

#ifndef  INC_GRE_LEGEND_H
#include <gre/legend.h>
#endif

namespace GRE {

class LAYER_REGION : public GRE::LAYER {
   public:

      // LAYER_REGION::DISPPARM
      class DISPPARM : public GRE::LAYER::DISPPARM {
         public:

            class DLG;

            RVC::OBJITEM m_ObjItem;
            RVC::OBJITEM m_ObjItemStyle;
            POLYSTYLE m_Style;

            DISPPARM ();
            DISPPARM (
               const DISPPARM& rhs
               ): GRE::LAYER::DISPPARM(rhs) { Copy(rhs); }
            virtual ~DISPPARM (
               ) { Free(); }

            DISPPARM& operator= (const DISPPARM& rhs) {
               if (this != &rhs) {
                  Free();
                  Copy(rhs);
                  }
               return (*this);
               }

            ERRVALUE SetObject (
               const RVC::OBJITEM& objitem,     
               LAYER_REGION* layer,
               bool keepsettings = false     
               );
               
         protected:
            virtual const SERIALIZERITEM* SerialGetItemDef (SERIALIZER& serializer) const;

         private:
            #ifndef GENERATING_DOXYGEN_OUTPUT
            void Copy (const DISPPARM&);
            void Free ();
            static ERRVALUE SerializerCB_StyleFileName (SERIALIZER&, const SERIALIZERITEM *, void *, SERIALIZERITEM::ACTION);

            virtual ERRVALUE v_SetObjItem (const RVC::OBJITEM& objitem, bool replace);
            virtual ERRVALUE v_Validate ();
            friend class LAYER_REGION;
            #endif 
         }; // End of LAYER_REGION::DISPPARM

      static void RegisterType (
         );

      explicit LAYER_REGION (
         GRE::GROUP *group,                              
         CREATEFLAGS createflags = CREATEFLAG_None,   
         GRE::LISTPOS listpos = GRE::LISTPOS_Last,    
         GRE::LAYER *reflayer = 0                        
         );

      virtual ~LAYER_REGION ();

      void ClearRegion (
         );

      const DISPPARM& GetDispParm (
         ) const { return (m_dispparm); }

      ERRVALUE SetDispParm (
         const DISPPARM& dispparm               
         );

      void SetRegion (
         const REGION2D& region
         );

   protected:

      DISPPARM m_dispparm;                      

   private:
      #ifndef GENERATING_DOXYGEN_OUTPUT

      static void LegendMsgHandler (GRAPHICTREEITEM_MSG *msg);

   #ifdef USE_MGUI
      MGUI::DLGSHELL *m_pDlgControls;
   #endif
      GRE::LEGEND_POLYGON m_Legend;

      int DrawSetup (void*, GRE::LAYERDC&);

      virtual ERRVALUE v_AssignObject (const RVC::OBJITEM& objitem, MDLGPARENT dlgparent);
   #ifdef USE_MGUI
      virtual int v_ControlPanel (MDLGPARENT dlgparent,UINT32 flags = 0);
   #endif
      virtual GRE::LAYER* v_Copy (GRE::GROUP *group) const;
      virtual ERRVALUE v_Draw (GRE::LAYERDC& layerdc);
      virtual const GRE::LEGEND* v_GetLegend (ELEMTYPE ElemType);
      virtual const RVC::OBJITEM& v_GetObjItem (int component) const;
      virtual bool v_HasLegend () const;
   #ifdef USE_MGUI
      virtual ERRVALUE v_PromptObject (bool OpenCtrlPanel, MDLGPARENT dlgparent);
   #endif
      virtual const char* v_SerialGetTagName () const;
      virtual void v_SetLegendSampleFlags (MGD::STYLESAMPLEFLAGS SampleFlags);
      virtual ERRVALUE v_SetStyleObjItem (const RVC::OBJITEM& ObjItem);
   #ifdef USE_MGUI
      virtual MGUI::CTRL_TREE::ITEMHND v_TreeViewAddUpdateLegend (GRE::CTRL_TREEVIEW& TreeView, MGUI::CTRL_TREE::ITEMHND hndParent, MGUI::CTRL_TREE::ITEMHND hndInsertAfter);
   #endif
      virtual int v_UpdateExtents (bool forceupdate);
      virtual bool v_UsesTransparency (const MGD::DEVICE *pDevice = 0) const;

      LAYER_REGION (const LAYER_REGION&);
      LAYER_REGION& operator= (const LAYER_REGION&);
      
      class PRIVDRAWDATA;
      friend class PRIVDRAWDATA;
      friend class DISPPARM;

      #endif // GENERATING_DOXYGEN_OUTPUT
   };

}  // End namespace GRE

#endif   // INC_GRE_LRREGION_H

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