#include "StdAfx.h"
#include "OcrBase.h"


OcrBase::OcrBase()
{
	m_pBits = NULL;
	m_LimitedSize.cx = 0;
	m_LimitedSize.cy = 0;
	m_PixesCount = 0;
}

OcrBase::OcrBase(SIZE size)
{
	m_LimitedSize = size;
	m_PixesCount = size.cx*size.cy;
	m_pBits = new BYTE[size.cx*size.cy*sizeof(OCRCOLOR)];

}

OcrBase::OcrBase(PBYTE pBits,SIZE size)
{
	m_LimitedSize = size;
	m_PixesCount = size.cx*size.cy;
	m_pBits = new BYTE[size.cx*size.cy*sizeof(OCRCOLOR)];
	memcpy(m_pBits,pBits,size.cx*size.cy*sizeof(OCRCOLOR));
}

OcrBase::~OcrBase(void)
{
	delete []m_pBits;
}

BOOL RectContainPt(RECT Area,POINT Pt)
{
	if(Pt.x > Area.right || Pt.x < Area.left || Pt.y > Area.bottom || Pt.y < Area.top)
	{
		return FALSE;
	}

	return TRUE;
}

BOOL CheckTwoColors(OCRCOLOR color1,OCRCOLOR color2,OCRCOLOR diff)
{
	short X1;
	short X2;
	short D1;
	short DH;
	short DL;


	X1 = (short)GetRValue(color1);
	X2 = (short)GetRValue(color2);
	D1 = (short)GetRValue(diff);
	DH = X1 + D1;
	DL = X1 - D1;
	if(X2 < DL || X2 > DH)
	{
		return FALSE;
	}

	X1 = (short)GetGValue(color1);
	X2 = (short)GetGValue(color2);
	D1 = (short)GetGValue(diff);
	DH = X1 + D1;
	DL = X1 - D1;
	if(X2 < DL || X2 > DH)
	{
		return FALSE;
	}


	X1 = (short)GetBValue(color1);
	X2 = (short)GetBValue(color2);
	D1 = (short)GetBValue(diff);
	DH = X1 + D1;
	DL = X1 - D1;
	if(X2 < DL || X2 > DH)
	{
		return FALSE;
	}

	return TRUE;

}