gre/legendimagesample.h

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#ifndef  INC_GRE_LEGENDIMAGESAMPLE_H
#define  INC_GRE_LEGENDIMAGESAMPLE_H

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

#ifndef GENERATING_DOXYGEN_OUTPUT
namespace SPATMOD {
   namespace IMAGE {
      class STAGE;
      }
   }
namespace MGD {
   class DEVICE;
   }
#endif

namespace GRE {

class LAYER_IMAGE;

//===================================================================================================================

class LEGEND_IMAGESAMPLE : public GRE::LEGEND {
   public:

      enum LOCATION {
         LOCATION_TopLeft =      0,
         LOCATION_TopCenter =    1,
         LOCATION_TopRight =     2,
         LOCATION_CenterLeft =   3,
         LOCATION_Center =       4,
         LOCATION_CenterRight =  5,
         LOCATION_BottomLeft =   6,
         LOCATION_BottomCenter = 7,
         LOCATION_BottomRight =  8,
         };

      class ITEM : public GRE::LEGEND::ITEMBASE {
         public:
            ITEM (
               LEGEND_IMAGESAMPLE& legend,
               MGD::DEVICE *& SampleMem,
               const MISTRING& label
               );

            virtual ~ITEM (
               );

         private:
            #ifndef GENERATING_DOXYGEN_OUTPUT
            MGD::DEVICE *m_pSampleMem;

            // Overrides.
            virtual void v_Draw (const DRAWCONTEXT& dc, const LRECT2D& samplerect) const;
         #ifdef USE_MGUI
            virtual void v_TreeViewCustomDraw (GRE::CTRL_TREEVIEW& TreeView, MGUI::CUSTOMDRAW_TREE& CustomDraw);
         #endif

            ITEM (const ITEM&);
            ITEM& operator= (const ITEM&);
            #endif // GENERATING_DOXYGEN_OUTPUT
         }; // End of LAYER_IMAGE::LEGEND_IMAGESAMPLE::ITEM

      explicit LEGEND_IMAGESAMPLE (
         LAYER_IMAGE *layer
         );

      int AddItem (
         SPATMOD::IMAGE::STAGE *pStageInput,
         const LPOINT2D& center,
         const MISTRING& label
         );                               

      int AddThumbnail (
         SPATMOD::IMAGE::STAGE *pStageInput,
         const MISTRING& label
         );                               

      void SetItemSize (
         INT32 xsize,
         INT32 ysize
         ) {
         if (m_ItemSize.x != xsize || m_ItemSize.y != ysize) {
            DeleteAllItems();
            m_ItemSize.x = xsize;
            m_ItemSize.y = ysize;
            }
         return;
         }

   private:
      #ifndef GENERATING_DOXYGEN_OUTPUT
      LPOINT2D m_ItemSize;

      ERRVALUE AddImage (SPATMOD::IMAGE::STAGE *pStageInput, const MISTRING& label);

      // Overrides.
      virtual void v_GetItemSizePixels (LPOINT2D& size) const;

      LEGEND_IMAGESAMPLE (const LEGEND_IMAGESAMPLE&);
      LEGEND_IMAGESAMPLE& operator= (const LEGEND_IMAGESAMPLE&);
      #endif // GENERATING_DOXYGEN_OUTPUT
   }; // End of LAYER_IMAGE::LEGEND_IMAGESAMPLE class.

//===================================================================================================================
}  // End namespace GRE

#endif   // INC_GRE_LEGENDIMAGESAMPLE_H

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