GraphObjectAggregation.h

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//=============================================================================
//  Filename:       GraphObjectAggregation.h
//  Date:           2010-11-25
//  Authors:        Zhenhua Sheng

//  Copyright (C) 1997-2010 MicroStrategy Incorporated
//  All rights reserved

//Implementation of GraphObjectAggregation class
//=============================================================================


#ifndef MsiChart_GraphObjectAggregation_h
#define MsiChart_GraphObjectAggregation_h

#include "StdAfx.h"
#include "PDCHeader/PDCalgorithm"
#include "PDCHeader/PDCcmath"
#include "GraphObject.h"

namespace MsiChart {
    class GraphObjectAggregation : public GraphObject {
    public:
        typedef MSynch::SmartPtr<GraphObjectAggregation> Ptr;
        
        GraphObjectAggregation(const TripleId& irTripleId, GraphObjectManager* ipManager); 
        virtual ~GraphObjectAggregation();
        
        void AddGraphObject(GraphObject::Ptr iGraphObjectPtr, bool iToFirstFrame = false);
        
        void Clear(bool iClearStartFrame = true, bool iClearEndFrame = true);
        
        //---------Override functions-------------------------------------      
        virtual void GenerateImageMap(ImageMap& iorImageMap);
        virtual void Draw() const;      
        virtual bool IsLayerObject() const;
        virtual bool ObjectInRectangle(const Rect2D& irRect);
        virtual void GetClockwisePolygon(std::vector<Point2D>& orPolygon) const; 
        
        GraphObject::Ptr OnPointDetectionEx(const Point2D& irCursor, 
            const std::vector<Int32>& irObjectIds, Int32& iorDistance, Int32 iRadius,
            std::vector<GraphObject::Ptr>& iorGraphObjectsAround, EnumGraphObjectUsage iUsage = GOU_NORMAL_HIGHLIGHT) const;

        virtual void SetProgress(double iProgress);

        bool IsEmpty() const;   

    protected:  
        // Draw the objects in mGraphObjectList;
        void DoDraw() const;            
        
        std::vector<GraphObject::Ptr> mGraphObjectList; 
        std::vector<GraphObject::Ptr> mStartFrameGraphObjectList;
    };

    inline bool GraphObjectAggregation::IsLayerObject() const
    {
        return true;
    }
}


#endif