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StreamLine.h

// StreamLine.h: interface for the StreamLine class.
//

#if !defined(AFX_STREAMLINE_H__7A7A00D9_DA27_4ED5_A9EB_21694C7E8D6E__INCLUDED_)
#define AFX_STREAMLINE_H__7A7A00D9_DA27_4ED5_A9EB_21694C7E8D6E__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

#include <vector>       // for linked lists
#include "FlowVis.h"
#include "FlowDataSet.h"
#include "StreamLineSamplePoint.h"

class StreamLine  
{
public:
        StreamLine();
    StreamLine(float seedX, float seedY);
        virtual ~StreamLine();

    // list of sample points in the streamline for distance calculations
    std::vector <StreamLineSamplePoint*> samplePoints;
    std::vector <StreamLineSamplePoint*>::iterator samplePointsIterator;

    // instead of keeping a seperate streamline queue for streamline generation we use 
    // the application's streamline list as the queue (only the streamlines with the 
    // following bool set to true)
    bool isInQueue; 

private:
    CFlowVisApp* m_App;

    // shortcuts to reduce often made calls
        DistanceMeassureAcceleratioGrid* dGrid;
        float dsHeight;
        float dsWidth;
    
        int growStreamLine(float seedX, float seedY);
};

#endif // !defined(AFX_STREAMLINE_H__7A7A00D9_DA27_4ED5_A9EB_21694C7E8D6E__INCLUDED_)

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