Google地图经纬度偏差纠正　Ｃ++　源代码

#include "windows.h" #include "resource.h" #include "CMyDialog.h" #include "tchar.h" #include <fstream> #pragma comment (lib,"ws2_32.lib") using namespace std; CMyDialog::CMyDialog() { } CMyDialog::~CMyDialog() { } void CMyDialog::Dlg_OnCommand(HWND hDlg,WORD wNotifyCode, WORD wID,HWND hwndCtrl) { int wmId,wmEvent; wmId = LOWORD(wID); wmEvent = HIWORD(wID); switch(wmId){ case IDC_BUTTON_CONVER: Dlg_OnCmdButtonConver(hDlg,wNotifyCode,wID,hwndCtrl); break; default: break; } } void CMyDialog::Dlg_OnCmdButtonConver(HWND hDlg,WORD wNotifyCode, WORD wID,HWND hwndCtrl) { switch(wNotifyCode){ case BN_CLICKED : Dlg_OnCmdButtonConverClicked(hDlg,wID,hwndCtrl); break; default: break; } } void CMyDialog::Dlg_OnCmdButtonConverClicked(HWND hDlg, WORD wID,HWND hwndCtrl) { HWND hWnd = GetDlgItem(hDlg,IDC_EDIT_OLD); GetWindowText(hWnd,GpsBuf,FILENAME_MAX); hWnd = GetDlgItem(hDlg,IDC_EDIT_NEW); SetWindowText(hWnd,TEXT("")); hDlg1 = hDlg; HANDLE hThread = CreateThread(NULL,0, (LPTHREAD_START_ROUTINE)FileThread_Stub,this ,0,NULL); CloseHandle(hThread); } DWORD CMyDialog::FileThread_Stub(LPVOID lParam) { CMyDialog *p = (CMyDialog*)lParam; p->FileThread(); return 0; } DWORD CMyDialog::FileThread() { char chbuf[1024]; BOOL re; int i; char *pgps; double dlat,dlon,temp; //解析输入 WideCharToChar(GpsBuf,chbuf); pgps = strrchr(chbuf,'='); memset(lat,0,20); memset(lon,0,20); if (pgps == NULL) {//log file pgps = chbuf; for (i=0; i<20; i++) { if (*pgps>='0' && *pgps<='9') break; if (*pgps == 0) { return -1; } pgps++; } for (int i=0; i<20; i++) { if (*pgps>='0' && *pgps<='9') lat[i] = *pgps; else if(*pgps=='.') { if (i>2) { lat[i] = lat[i-1]; lat[i-1] = lat[i-2]; lat[i-2] = '.'; } else { lat[0] = '0'; lat[1] = '.'; if (i==2) { lat[2] = *(pgps-2); lat[3] = *(pgps-1); } else { lat[2] = '0'; lat[3] = *(pgps-1); } i = 3; } } else break; pgps++; } dlat = atof(lat); temp = (dlat-(int)dlat)*5.0/3.0; dlat = (int)dlat; dlat += temp; memset(lat,0,20); sprintf_s(lat,"%f",dlat); //lat[i] = 0; for (i=0; i<20; i++) { if (*pgps>='0' && *pgps<='9') break; if (*pgps == 0) { return -1; } pgps++; } for (int i=0; i<20; i++) { if (*pgps>='0' && *pgps<='9') lon[i] = *pgps; else if(*pgps=='.') { if (i>2) { lon[i] = lon[i-1]; lon[i-1] = lon[i-2]; lon[i-2] = '.'; } else { lon[0] = '0'; lon[1] = '.'; if (i==2) { lon[2] = *(pgps-2); lon[3] = *(pgps-1); } else { lon[2] = '0'; lon[3] = *(pgps-1); } i = 3; } } else break; pgps++; } dlon = atof(lon); temp = (dlon-(int)dlon)*5.0/3.0; dlon = (int)dlon; dlon += temp; memset(lon,0,20); sprintf_s(lon,"%f",dlon); //lon[i] = 0; } else {//google earth pgps ++; for (i=0; i<20; i++) { if (*pgps>='0' && *pgps<='9') break; if (*pgps == 0) { return -1; } pgps++; } for (int i=0; i<20; i++) { if ((*pgps>='0' && *pgps<='9') || (*pgps=='.')) lon[i] = *pgps; else break; pgps++; } pgps = strchr(chbuf,'='); pgps ++; for (i=0; i<20; i++) { if (*pgps>='0' && *pgps<='9') break; if (*pgps == 0) { return -1; } pgps++; } for (int i=0; i<20; i++) { if ((*pgps>='0' && *pgps<='9') || (*pgps=='.')) lat[i] = *pgps; else break; pgps++; } } //lat=29.5637966667; //lon=106.580385; re = HttpClient(); //解析rec return 0; } void CMyDialog::WideCharToChar(TCHAR�