#pragma once
#include "stdafx.h"
#include <vector>
#include <opencv/cv.h>
#include <opencv/cxcore.h>
#include <opencv/highgui.h>
#include <opencv2/opencv.hpp>
#include "schema_struct.h"

#ifdef IDENTIFIER_EXPORTS
#define IDENTIFIER_API __declspec(dllexport)
#else
#define IDENTIFIER_API __declspec(dllimport)
#endif

using namespace identify::schema;
struct CvCross{
	int sign;
	int x;
	int y;
	int arg;
};

enum SIGND{
	SIGND_TL = DIR_FLAG_UP | DIR_FLAG_LEFT,
	SIGND_TR = DIR_FLAG_UP | DIR_FLAG_RIGHT,
	SIGND_TLR = DIR_FLAG_UP | DIR_FLAG_LEFT | DIR_FLAG_RIGHT,
	SIGND_BL = DIR_FLAG_DOWN | DIR_FLAG_LEFT,
	SIGND_BR = DIR_FLAG_DOWN | DIR_FLAG_RIGHT,
	SIGND_BLR = DIR_FLAG_DOWN | DIR_FLAG_LEFT | DIR_FLAG_RIGHT,
	SIGND_TBL = DIR_FLAG_UP | DIR_FLAG_DOWN | DIR_FLAG_LEFT,
	SIGND_TBR = DIR_FLAG_UP | DIR_FLAG_DOWN | DIR_FLAG_RIGHT,
	SIGND_TBLR = DIR_FLAG_UP | DIR_FLAG_DOWN | DIR_FLAG_LEFT | DIR_FLAG_RIGHT,
};

class IDENTIFIER_API CCrossDetector
{
private:
	
	struct SIGN
	{
		int x;
		int y;
		SIGND sign;
	};
public:
	CCrossDetector(int unit_count = 15, double angle = 0, double angle_unit = 0.5, int cross_break = 4, int cross_burr = 15, int grayvalve = 180, int cross_len = 20, int cross_percent = 80);
	~CCrossDetector(void);
	int Detect(const IplImage*img, std::vector<CvCross>&cross);
private:
	bool isSign(const IplImage * img_binary, int x, int y,  SIGN &sign_);
	bool isSignPossable(const IplImage * img_binary, int x, int y);
private:
	double * dx[4];
	double * dy[4];
	int unit_count;
	double angle_unit;
	double angle;
	int total_angle_count;
	std::vector<int> arglist_t;
	std::vector<double> buffer_t;
	double* buffer;
	int* arglist;
	struct{
		//灰度阀值
		int m_CrossGray;
		//检测范围
		int m_CrossArg;
		//交叉点的长度
		int m_CrossLen;
		//最大断点长度
		int m_CrossBreak;
		//毛刺
		int m_CrossBurr;
		//周围空白百分比
		int m_CrossPercent;
	}options;
};