//?EncbaseClass.cpp:?implementation?of?the?EncbaseClass?class.
//
//////////////////////////////////////////////////////////////////////

#include?“stdafx.h“
#include?“SMUENC.h“
#include?“EncbaseClass.h“
#include?“math.h“

#ifdef?_DEBUG
#undef?THIS_FILE
static?char?THIS_FILE[]=__FILE__;
#define?new?DEBUG_NEW
#endif


POLYFILE?*polyfile;???????????//數據點集合
double???base_Latbase_Long;??//海圖基準經緯度
//////////////////////////////////////////////////////////////////////
//?Construction/Destruction
//////////////////////////////////////////////////////////////////////

EncbaseClass::EncbaseClass（）
{

	center.x=500;???//中心點位置
	center.y=50;
	base.lon=120;?????//中心點經緯度
	base.lat=30;
	scale=0.4;????//海圖比例尺??1經度＝chart_scale象素單位
}

EncbaseClass::~EncbaseClass（）
{

}
double?EncbaseClass::XToLon（double?x）?//屏幕坐標x--》經度
{
	double?lon;
	double?dlon;
	dlon?=?（x-center.x）/scale/60;
	lon?=?base.lon?+?dlon;
	return?lon;

}
double?EncbaseClass::YToLat（double?y）?//屏

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件??????25185??2019-06-04?19:28??SMUENC\Debug\EncbaseClass.obj

?????文件??????19955??2019-06-04?19:28??SMUENC\Debug\MainFrm.obj

?????文件?????127019??2019-06-04?19:28??SMUENC\Debug\SMUENC.exe

?????文件?????352256??2019-06-04?19:28??SMUENC\Debug\SMUENC.ilk

?????文件??????22666??2019-06-04?19:28??SMUENC\Debug\SMUENC.obj

?????文件????5621392??2019-06-04?19:28??SMUENC\Debug\SMUENC.pch

?????文件?????353280??2019-06-04?19:28??SMUENC\Debug\SMUENC.pdb

?????文件???????7368??2019-06-04?19:28??SMUENC\Debug\SMUENC.res

?????文件??????14439??2019-06-04?19:28??SMUENC\Debug\SMUENCDoc.obj

?????文件??????28561??2019-06-04?19:28??SMUENC\Debug\SMUENCView.obj

?????文件?????105438??2019-06-04?19:28??SMUENC\Debug\StdAfx.obj

?????文件?????214016??2019-06-04?19:28??SMUENC\Debug\vc60.idb

?????文件?????364544??2019-06-04?19:28??SMUENC\Debug\vc60.pdb

?????文件????3114557??2019-05-28?19:16??SMUENC\Debug\南海海圖.chs

?????文件???????8679??2019-06-04?19:28??SMUENC\EncbaseClass.cpp

?????文件???????1986??2019-05-28?20:16??SMUENC\EncbaseClass.h

?????文件???????2739??2019-05-14?20:47??SMUENC\MainFrm.cpp

?????文件???????1581??2019-05-07?20:35??SMUENC\MainFrm.h

?????文件???????4311??2019-05-07?20:35??SMUENC\ReadMe.txt

?????文件???????1078??2019-05-07?20:35??SMUENC\res\SMUENC.ico

?????文件????????398??2019-05-07?20:35??SMUENC\res\SMUENC.rc2

?????文件???????1078??2019-05-07?20:35??SMUENC\res\SMUENCDoc.ico

?????文件???????1078??2019-05-07?20:35??SMUENC\res\Toolbar.bmp

?????文件????????640??2019-05-28?19:49??SMUENC\resource.h

?????文件??????43916??2019-05-28?19:49??SMUENC\SMUENC.APS

?????文件???????2279??2019-06-04?19:28??SMUENC\SMUENC.clw

?????文件???????4209??2019-05-07?20:35??SMUENC\SMUENC.cpp

?????文件???????4688??2019-05-14?21:14??SMUENC\SMUENC.dsp

?????文件????????535??2019-05-07?21:07??SMUENC\SMUENC.dsw

?????文件???????1356??2019-05-07?20:35??SMUENC\SMUENC.h

............此處省略17個文件信息