gre/lrscaleb.h

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#ifndef  INC_GRE_LRSCALEB_H
#define  INC_GRE_LRSCALEB_H

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


namespace GRE {
//===================================================================================================================
class LAYER_SCALEBAR : public GRE::LAYER {
   public:

      class DISPPARM : public GRE::LAYER::DISPPARM {
         public:

            class DLG;

            double Length;             
            double BarWidth;           
            double Scale;              
            int MajorDiv;
            int MinorDiv;              
            UINT8 LengthUnits;
            UINT8 BarWidthUnits;
            UINT8 LineWidthUnits;
            TEXTSTYLE TextStyle;
            LINESTYLE Style[4];        
            MISTRING UnitLabel;

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

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

         protected:
            virtual const SERIALIZERITEM* SerialGetItemDef (SERIALIZER& serializer) const;

         private:
            #ifndef GENERATING_DOXYGEN_OUTPUT
            void Copy (const DISPPARM&);
            void Free ();
            #endif 
         };

      static void RegisterType (
         );

      static void SMLClassInstall (
         SMLCONTEXT *context
         );

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

      virtual ~LAYER_SCALEBAR ();

      #ifndef GENERATING_DOXYGEN_OUTPUT
      int DrawScaleBar (GRE::LAYERDC&, void*);
      #endif 

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

      ERRVALUE SetDispParm (
         const DISPPARM& dispparm               
         );

   protected:

      DISPPARM m_dispparm;                      

   private:
      #ifndef GENERATING_DOXYGEN_OUTPUT

      void ReadDefaultsIni ();
      void SaveDefaultsIni ();

   #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 char* v_SerialGetTagName () const;
      virtual void v_SetDftName (bool ReplaceExisting);
      virtual int v_UpdateExtents (bool forceupdate);

      LAYER_SCALEBAR (const LAYER_SCALEBAR&);
      LAYER_SCALEBAR& operator= (const LAYER_SCALEBAR&);

      #endif 
   };

#define SCALEBARDISPFLAG_NegativePart  0x00000001
#define SCALEBARDISPFLAG_CenterLine    0x00000002
#define SCALEBARDISPFLAG_ShowTicks     0x00000004
#define SCALEBARDISPFLAG_TextOnBottom  0x00000008
#define SCALEBARDISPFLAG_ShowUnits     0x00000010
#define SCALEBARDISPFLAG_CenterUnits   0x00000020
#define SCALEBARDISPFLAG_LayoutScale   0x00000040

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

#endif   

---