//--------------------------------------------------------- CSG_Grid * CLandsat_Import::Get_Projection(CSG_Grid *pGrid, const CSG_String &Proj4) { if( pGrid->Get_Projection().is_Okay() == false ) { return( NULL ); } CSG_Module *pModule = SG_Get_Module_Library_Manager().Get_Module(SG_T("pj_proj4"), 4); // Coordinate Transformation (Grid) if( pModule == NULL ) { return( NULL ); } int Interpolation; switch( Parameters("INTERPOLATION")->asInt() ) { case 0: Interpolation = GRID_INTERPOLATION_NearestNeighbour; break; case 1: Interpolation = GRID_INTERPOLATION_Bilinear ; break; default: Interpolation = GRID_INTERPOLATION_BSpline ; break; } Message_Add(CSG_String::Format(SG_T("\n%s (%s: %s)\n"), _TL("re-projection to geographic coordinates"), _TL("original"), pGrid->Get_Projection().Get_Name().c_str()), false); pModule->Settings_Push(NULL); if( pModule->Set_Parameter("CRS_PROJ4" , Proj4 ) && pModule->Set_Parameter("INTERPOLATION", Interpolation) && pModule->Set_Parameter("SOURCE" , pGrid ) && pModule->Execute() ) { pGrid = pModule->Get_Parameters("TARGET")->Get_Parameter("GRID")->asGrid(); pModule->Settings_Pop(); return( pGrid ); } pModule->Settings_Pop(); Message_Add(CSG_String::Format(SG_T("\n%s: %s\n"), _TL("re-projection"), _TL("failed")), false); return( NULL ); }
//--------------------------------------------------------- bool CSG_Shapes::Create(const CSG_String &File_Name) { Destroy(); SG_UI_Msg_Add(CSG_String::Format("%s: %s...", _TL("Load shapes"), File_Name.c_str()), true); //----------------------------------------------------- bool bResult = File_Name.BeforeFirst(':').Cmp("PGSQL") && SG_File_Exists(File_Name) && _Load_ESRI(File_Name); if( bResult ) { Set_File_Name(File_Name, true); Load_MetaData(File_Name); } //----------------------------------------------------- else if( File_Name.BeforeFirst(':').Cmp("PGSQL") == 0 ) // database source { CSG_String s(File_Name); s = s.AfterFirst(':'); CSG_String Host (s.BeforeFirst(':')); s = s.AfterFirst(':'); CSG_String Port (s.BeforeFirst(':')); s = s.AfterFirst(':'); CSG_String DBName(s.BeforeFirst(':')); s = s.AfterFirst(':'); CSG_String Table (s.BeforeFirst(':')); CSG_Module *pModule = SG_Get_Module_Library_Manager().Get_Module("db_pgsql", 0); // CGet_Connections if( pModule != NULL ) { SG_UI_ProgressAndMsg_Lock(true); //--------------------------------------------- CSG_Table Connections; CSG_String Connection = DBName + " [" + Host + ":" + Port + "]"; pModule->Settings_Push(); if( pModule->On_Before_Execution() && SG_MODULE_PARAMETER_SET("CONNECTIONS", &Connections) && pModule->Execute() ) // CGet_Connections { for(int i=0; !bResult && i<Connections.Get_Count(); i++) { if( !Connection.Cmp(Connections[i].asString(0)) ) { bResult = true; } } } pModule->Settings_Pop(); //--------------------------------------------- if( bResult && (bResult = (pModule = SG_Get_Module_Library_Manager().Get_Module("db_pgsql", 20)) != NULL) == true ) // CPGIS_Shapes_Load { pModule->Settings_Push(); bResult = pModule->On_Before_Execution() && SG_MODULE_PARAMETER_SET("CONNECTION", Connection) && SG_MODULE_PARAMETER_SET("TABLES" , Table) && SG_MODULE_PARAMETER_SET("SHAPES" , this) && pModule->Execute(); pModule->Settings_Pop(); } SG_UI_ProgressAndMsg_Lock(false); } } //----------------------------------------------------- if( bResult ) { Set_Modified(false); Set_Update_Flag(); SG_UI_Msg_Add(_TL("okay"), false, SG_UI_MSG_STYLE_SUCCESS); return( true ); } for(int iShape=Get_Count()-1; iShape>=0; iShape--) // be kind, keep at least those shapes that have been loaded successfully { if( !Get_Shape(iShape)->is_Valid() ) { Del_Shape(iShape); } } if( Get_Count() <= 0 ) { Destroy(); } SG_UI_Msg_Add(_TL("failed"), false, SG_UI_MSG_STYLE_FAILURE); return( false ); }