// PatternPosition.h: interface for the CPatternPosition class.

//

//////////////////////////////////////////////////////////////////////

#if !defined(AFX_PATTERNPOSITION_H__9FB82504_34F2_11D6_B9E8_0040F674BE6A__INCLUDED_)

#define AFX_PATTERNPOSITION_H__9FB82504_34F2_11D6_B9E8_0040F674BE6A__INCLUDED_

#if _MSC_VER > 1000

#pragma once

#endif // _MSC_VER > 1000

#include <vector></vector>

#include <stdlib.h></stdlib.h>

#include "STColSelPic.h"

#include "SError.h"

#include "SDef.h"

using namespace std;

class CPatternPosition

{

	bool isInSet(const int nbSet, const int *set, const int val);

	void makeRandomPositions(const int nbPat, const int nbPixel,

							 const int lX, const int lY, const UCHAR *sel);

	void makeDDPositions(const int lX, const int lY, UCHAR *sel,

						 const double minD, const double maxD);

	void getPosAroundThis(const int lX, const int lY, const UCHAR *lSel,

						  const int xx, const int yy,

						  int &xPos, int &yPos);

	bool findEmptyPos(const int lX, const int lY, const UCHAR *lSel,

					  int &xPos, int &yPos, SRECT &bb);

	void eraseCurrentArea(const int lX, const int lY, UCHAR *lSel,

						  vector<spoint> &ddc, const int xx, const int yy);</spoint>

	void sel0255To01(const int lX, const int lY, UCHAR *sel, SRECT &bb);

	void prepareCircle(vector<spoint> &v, const double r);</spoint>

public:

	vector<spoint> m_pos;</spoint>

	CPatternPosition() : m_pos(0){};

	virtual ~CPatternPosition();

	template <class p=""></class>

	CPatternPosition(CSTColSelPic
 &p, const int nbPixel, const double dens,

					 const double minD, const double maxD)

	{

		try {

			m_pos.clear();

			if (dens > 0.00001) {

				// Random position

				int nbPat = I_ROUND(((double)nbPixel * dens));

				//			nbPat= nbPat>(int)(0.9*nbPixel) ?  (int)(0.9*nbPixel) : nbPat;

				nbPat = nbPat > nbPixel ? nbPixel : nbPat;

				if (nbPat > 0)

					makeRandomPositions(nbPat, nbPixel, p.m_lX, p.m_lY, p.m_sel);

			} else {

				// Distance-driven position

				makeDDPositions(p.m_lX, p.m_lY, p.m_sel, minD, maxD);

			}

		} catch (SMemAllocError) {

			throw;

		}

	}

	template <class p=""></class>

	void drawTest(CSTColSelPic
 &pic)

	{

		for (vector<spoint>::iterator pv = m_pos.begin();</spoint>

			 pv != m_pos.end();

			 pv++) {

			int xx = pv->x;

			int yy = pv->y;

			for (int y = yy - 1; y <= (yy + 1); y++)

				for (int x = xx - 1; x <= (xx + 1); x++)

					if (x >= 0 && y >= 0 && x < pic.m_lX && y < pic.m_lY) {

						UC_PIXEL *pp = pic.m_pic + y * pic.m_lX + x;

						pp->r = 0;

						pp->g = 0;

						pp->b = 255;

						pp->m = 255;

					}

		}

	}

};

#endif // !defined(AFX_PATTERNPOSITION_H__9FB82504_34F2_11D6_B9E8_0040F674BE6A__INCLUDED_)