import?java.io.InputStream;
import?java.io.objectInputStream;

/**
?*?地圖坐標(biāo)修偏
?*?@author?wangtong
?*
?*/
public?class?ModifyOffset?{
	
????static?double[]?X?=?new?double[660?*?450];
????static?double[]?Y?=?new?double[660?*?450];
????
	/**
	?*?@param?args
	?*/
	public?static?void?main（String[]?args）?throws?Exception?{
		init（ModifyOffset.class.getResourceAsStream（“axisoffset.dat“））;
		System.out.println（c2s（new?PointDouble（118.7715263?32.0789851）））;
		//System.out.println（s2c（new?PointDouble（118.7715263?32.0789851）））;
		System.out.println（s2c（new?PointDouble（112.99370321?28.13702654）））;
	}
	
????public?static?void?init（InputStream?inputStream）?throws?Exception?{
????	objectInputStream?in?=?new?objectInputStream（inputStream）;
????	try?{
	????	int?i?=?0;
	????	while（in.available（）?>?0）?{
	????		if（（i?&?1）?==?1）?{
	????			Y[（i?-?1）?>>?1]?=?in.readInt（）?/?100000.0d;;
	????		}?else?{
	????			X[i?>>?1]?=?in.readInt（）?/?100000.0d;;
	????		}
	????		i++;
	????	}
????	}?finally?{
????		if（in?!=?null）
????			in.close（）;
????	}
????}
????
????//?standard?->?china
????public?static?PointDouble?s2c（PointDouble?pt）?{
????????int?cnt?=?10;
????????double?x?=?pt.x?y?=?pt.y;
????????while（cnt--?>?0）?{
????????????if?（x??137.8998d?||?y??54.8996d）
????????????????return?pt;
????????????int?ix?=?（int）（10.0d?*?（x?-?72.0d））;
????????????int?iy?=?（int）（10.0d?*?（y?-?10.0d））;
????????????double?dx?=?（x?-?72.0d?-?0.1d?*?ix）?*?10.0d;
????????????double?dy?=?（y?-?10.0d?-?0.1d?*?iy）?*?10.0d;
????????????x?=?（x?+?pt.x?+?（1.0d?-?dx）?*?（1.0d?-?dy）?*?X[ix?+?660?*?iy]?+?dx?*?（1.0d?-?dy）?*?X[ix?+?660?*?iy?+?1]?+?dx?*?dy?*?X[ix?+?660?*?iy?+?661]?+?（1.0d?-?dx）?*?dy?*?X[ix?+?660?*?iy?+?660]?-?x）?/?2.0d;
????????????y?=?（y?+?pt.y?+?（1.0d?-?dx）?*?（1.0d?-?dy）?*?Y[ix?+?660?*?iy]?+?dx?*?（1.0d?-?dy）?*?Y[ix?+?660?*?iy?+?1]?+?dx?*?dy?*?Y[ix?+?660?*?iy?+?661]?+?（1.0d?-?dx）?*?dy?*?Y[ix?+?660?*?iy?+?660]?-?y）?/?2.0d;
????????}
????????return?new?PointDouble（x?y）;
????}
????
????//?china?->?standard
????public?static?PointDouble?c2s（PointDouble?pt）?{
????	int?cnt?=?10;
????	double?x?=?pt.x?y?=?pt.y;
????	while（cnt--?>?0）?{
????		if?（x??137.8998d?||?y??54.8996d）
????			return?pt;
????		int?ix?=?（int）（10.0d?*?（x?-?72.0d））;
????		int?iy?=?（int）（10.0d?*?（y?-?10.0d））;
????		double?dx?=?（x?-?72.0d?-?0.1d?*?ix）?*?10.0d;
????		double?dy?=?（y?-?10.0d?-?0.1d?*?iy）?*?10.0d;
????		x?=?（x?+?pt.x?-?（1.0d?-?dx）?*?（1.0d?-?dy）?*?X[ix?+?660?*?iy]?-?dx?*?（1.0d?-?dy）?*?X[ix?+?660?*?iy?+?1]?-?dx?*?dy?*?X[ix?+?660?*?iy?+?661]?-?（1.0d?-?dx）?*?dy?*?X[ix?+?660?*?iy?+?660]?+?x）?/?2.0d;
????		y?=?（y?+?pt.y?-?（1.0d?-?dx）?*?（1.0d?-?dy）?*?Y[ix?+?660?*?iy]?-?dx?*?（1.0d?-?dy）?*?Y[ix?+?660?*?iy?+?1]?-?dx?*?dy?*?Y[ix?+?660?*?iy?+?661]?-?（1.0d?-?dx）?*?dy?*?Y[ix?+?660?*?iy?+?660]?+?y）?/?2.0d;
????	}
????	return?new?PointDouble（x?y）;
????}
????
}

class?PointDouble?{
	double?x?y;
	Poi

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件????2387609??2012-09-21?16:15??axisoffset.dat

?????文件???????3141??2014-10-04?16:51??ModifyOffset.java

-----------?---------??----------?-----??----

??????????????2390750????????????????????2