DBInt RGlibRGIS2DataStream(DBObjData *grdData, DBObjData *tmplData, char *fieldName, FILE *outFile) {
DBInt layerID, ret = DBSuccess, itemSize, itemID;
DBInt intValue;
DBFloat floatValue;
void *data;
MFVarHeader_t varHeader;
DBObjRecord *layerRec, *gridRec;
DBObjTableField *fieldPTR = (DBObjTableField *) NULL;
DBGridIF *gridIF;
DBVPointIF *tmplPntIF = (DBVPointIF *) NULL;
DBGridIF *tmplGrdIF = (DBGridIF *) NULL;
DBNetworkIF *tmplNetIF = (DBNetworkIF *) NULL;
gridIF = new DBGridIF(grdData);
varHeader.Swap = 1;
if (grdData->Type() == DBTypeGridDiscrete) {
DBObjTable *itemTable = grdData->Table(DBrNItems);
if (fieldName == (char *) NULL) fieldName = DBrNGridValue;
if ((fieldPTR = itemTable->Field(fieldName)) == (DBObjTableField *) NULL) {
CMmsgPrint(CMmsgAppError, "Error: Invalid field [%s] in: %s %d", fieldName, __FILE__, __LINE__);
return (DBFault);
}
itemSize = fieldPTR->Length();
switch (fieldPTR->Type()) {
case DBTableFieldInt:
switch (itemSize) {
default:
case sizeof(DBByte):
varHeader.DataType = MFByte;
break;
case sizeof(DBShort):
varHeader.DataType = MFShort;
break;
case sizeof(DBInt):
varHeader.DataType = MFInt;
break;
}
varHeader.Missing.Int = fieldPTR->IntNoData();
break;
case DBTableFieldFloat:
switch (itemSize) {
default:
case sizeof(DBFloat4):
varHeader.DataType = MFFloat;
break;
case sizeof(DBFloat):
varHeader.DataType = MFDouble;
break;
}
varHeader.Missing.Float = fieldPTR->FloatNoData();
break;
}
}
else {
if (fieldName != (char *) NULL) CMmsgPrint(CMmsgUsrError, "Warning: Fieldname ignored for continuous grid!");
itemSize = gridIF->ValueSize();
switch (gridIF->ValueType()) {
case DBVariableInt:
switch (itemSize) {
case 1:
varHeader.DataType = MFByte;
break;
case 2:
varHeader.DataType = MFShort;
break;
case 4:
varHeader.DataType = MFInt;
break;
}
varHeader.Missing.Int = (int) gridIF->MissingValue();
break;
case DBVariableFloat:
switch (itemSize) {
case 4:
varHeader.DataType = MFFloat;
break;
case 8:
varHeader.DataType = MFDouble;
break;
}
varHeader.Missing.Float = gridIF->MissingValue();
break;
}
}
if (tmplData == (DBObjData *) NULL) {
tmplGrdIF = gridIF;
varHeader.ItemNum = gridIF->RowNum() * gridIF->ColNum();
}
else {
switch (tmplData->Type()) {
case DBTypeVectorPoint:
tmplPntIF = new DBVPointIF(tmplData);
varHeader.ItemNum = tmplPntIF->ItemNum();
break;
case DBTypeGridContinuous:
case DBTypeGridDiscrete:
tmplGrdIF = new DBGridIF(tmplData);
varHeader.ItemNum = gridIF->RowNum() * gridIF->ColNum();
break;
case DBTypeNetwork:
tmplNetIF = new DBNetworkIF(tmplData);
varHeader.ItemNum = tmplNetIF->CellNum();
break;
default:
delete gridIF;
return (DBFault);
}
}
if ((data = (void *) calloc(varHeader.ItemNum, itemSize)) == (void *) NULL) {
CMmsgPrint(CMmsgSysError, "Error! Allocating %d items of %d size in: %s %d", varHeader.ItemNum, itemSize,
__FILE__, __LINE__);
return (DBFault);
}
/**************************************************************
* *
* Point template *
* *
**************************************************************/
if (tmplPntIF != (DBVPointIF *) NULL) {
DBObjRecord *pntRec;
if (fieldPTR == (DBObjTableField *) NULL) {
for (layerID = 0; layerID < gridIF->LayerNum(); ++layerID) {
layerRec = gridIF->Layer(layerID);
strncpy(varHeader.Date, layerRec->Name(), MFDateStringLength - 1);
for (itemID = 0; itemID < varHeader.ItemNum; ++itemID) {
pntRec = tmplPntIF->Item(itemID);
if ((varHeader.DataType == MFByte) || (varHeader.DataType == MFShort) ||
(varHeader.DataType == MFInt)) {
if (gridIF->Value(layerRec, tmplPntIF->Coordinate(pntRec), &intValue) == false)
intValue = varHeader.Missing.Int;
switch (varHeader.DataType) {
case MFByte:
((char *) data)[itemID] = (char) intValue;
break;
case MFShort:
((short *) data)[itemID] = (short) intValue;
break;
case MFInt:
((int *) data)[itemID] = (short) intValue;
break;
}
}
else {
if (gridIF->Value(layerRec, tmplPntIF->Coordinate(pntRec), &floatValue) == false)
floatValue = varHeader.Missing.Float;
switch (varHeader.DataType) {
case MFFloat:
((float *) data)[itemID] = (float) floatValue;
break;
case MFDouble:
((double *) data)[itemID] = (double) floatValue;
break;
}
}
}
if ((DBInt) fwrite(&varHeader, sizeof(MFVarHeader_t), 1, outFile) != 1) {
CMmsgPrint(CMmsgSysError, "Error: Writing record header in: %s %d", __FILE__, __LINE__);
ret = DBFault;
break;
}
if ((DBInt) fwrite(data, itemSize, varHeader.ItemNum, outFile) != varHeader.ItemNum) {
CMmsgPrint(CMmsgSysError, "Error: Writing data in: %s %d", __FILE__, __LINE__);
ret = DBFault;
break;
}
}
}
else {
for (layerID = 0; layerID < gridIF->LayerNum(); ++layerID) {
layerRec = gridIF->Layer(layerID);
strncpy(varHeader.Date, layerRec->Name(), MFDateStringLength - 1);
for (itemID = 0; itemID < varHeader.ItemNum; ++itemID) {
pntRec = tmplPntIF->Item(itemID);
gridRec = gridIF->GridItem(layerRec, tmplPntIF->Coordinate(pntRec));
switch (varHeader.DataType) {
case MFByte:
((char *) data)[itemID] =
gridRec != (DBObjRecord *) NULL ? fieldPTR->Int(gridRec) : fieldPTR->IntNoData();
break;
case MFShort:
((short *) data)[itemID] =
gridRec != (DBObjRecord *) NULL ? fieldPTR->Int(gridRec) : fieldPTR->IntNoData();
break;
case MFInt:
((int *) data)[itemID] =
gridRec != (DBObjRecord *) NULL ? fieldPTR->Int(gridRec) : fieldPTR->IntNoData();
break;
case MFFloat:
((float *) data)[itemID] =
gridRec != (DBObjRecord *) NULL ? fieldPTR->Int(gridRec) : fieldPTR->FloatNoData();
break;
case MFDouble:
((double *) data)[itemID] =
gridRec != (DBObjRecord *) NULL ? fieldPTR->Int(gridRec) : fieldPTR->FloatNoData();
break;
}
}
if ((DBInt) fwrite(&varHeader, sizeof(MFVarHeader_t), 1, outFile) != 1) {
CMmsgPrint(CMmsgSysError, "Error: Writing record header in: %s %d", __FILE__, __LINE__);
ret = DBFault;
break;
}
if ((DBInt) fwrite(data, itemSize, varHeader.ItemNum, outFile) != varHeader.ItemNum) {
CMmsgPrint(CMmsgSysError, "Error: Writing data in: %s %d", __FILE__, __LINE__);
ret = DBFault;
break;
}
}
}
delete tmplPntIF;
}
/**************************************************************
* *
* Grid Template (default when no template coverage is given. *
* *
**************************************************************/
else if (tmplGrdIF != (DBGridIF *) NULL) {
DBPosition pos;
DBCoordinate coord;
if (fieldPTR == (DBObjTableField *) NULL) {
for (layerID = 0; layerID < gridIF->LayerNum(); ++layerID) {
layerRec = gridIF->Layer(layerID);
strncpy(varHeader.Date, layerRec->Name(), MFDateStringLength - 1);
for (pos.Row = 0; pos.Row < tmplGrdIF->RowNum(); ++pos.Row)
for (pos.Col = 0; pos.Col < tmplGrdIF->ColNum(); ++pos.Col) {
itemID = pos.Row * tmplGrdIF->ColNum() + pos.Col;
if ((varHeader.DataType == MFByte) || (varHeader.DataType == MFShort) ||
(varHeader.DataType == MFInt)) {
if (tmplGrdIF != gridIF) {
tmplGrdIF->Pos2Coord(pos, coord);
if (gridIF->Value(layerRec, coord, &intValue) == false)
intValue = varHeader.Missing.Int;
}
else {
if (gridIF->Value(layerRec, pos, &intValue) == false) intValue = varHeader.Missing.Int;
}
switch (varHeader.DataType) {
case MFByte:
((char *) data)[itemID] = (char) intValue;
break;
case MFShort:
((short *) data)[itemID] = (short) intValue;
break;
case MFInt:
((int *) data)[itemID] = (short) intValue;
break;
}
}
else {
if (tmplGrdIF != gridIF) {
tmplGrdIF->Pos2Coord(pos, coord);
if (gridIF->Value(layerRec, coord, &floatValue) == false)
floatValue = varHeader.Missing.Float;
}
else {
if (gridIF->Value(layerRec, pos, &floatValue) == false)
floatValue = varHeader.Missing.Float;
}
switch (varHeader.DataType) {
case MFFloat:
((float *) data)[itemID] = (float) floatValue;
break;
case MFDouble:
((double *) data)[itemID] = (double) floatValue;
break;
}
}
}
if ((DBInt) fwrite(&varHeader, sizeof(MFVarHeader_t), 1, outFile) != 1) {
CMmsgPrint(CMmsgSysError, "Error: Writing record header in: %s %d", __FILE__, __LINE__);
ret = DBFault;
break;
}
if ((DBInt) fwrite(data, itemSize, varHeader.ItemNum, outFile) != varHeader.ItemNum) {
CMmsgPrint(CMmsgSysError, "Error: Writing data in: %s %d", __FILE__, __LINE__);
ret = DBFault;
break;
}
}
}
else {
for (layerID = 0; layerID < gridIF->LayerNum(); ++layerID) {
layerRec = gridIF->Layer(layerID);
strncpy(varHeader.Date, layerRec->Name(), MFDateStringLength - 1);
for (pos.Row = 0; pos.Row < tmplGrdIF->RowNum(); ++pos.Row)
for (pos.Col = 0; pos.Col < tmplGrdIF->ColNum(); ++pos.Col) {
itemID = pos.Row * tmplGrdIF->ColNum() + pos.Col;
if (tmplGrdIF != gridIF) {
tmplGrdIF->Pos2Coord(pos, coord);
gridRec = gridIF->GridItem(layerRec, coord);
}
else gridRec = gridIF->GridItem(layerRec, pos);
switch (varHeader.DataType) {
case MFByte:
((char *) data)[itemID] = gridRec != (DBObjRecord *) NULL ? fieldPTR->Int(gridRec)
: fieldPTR->IntNoData();
break;
case MFShort:
((short *) data)[itemID] = gridRec != (DBObjRecord *) NULL ? fieldPTR->Int(gridRec)
: fieldPTR->IntNoData();
break;
case MFInt:
((int *) data)[itemID] = gridRec != (DBObjRecord *) NULL ? fieldPTR->Int(gridRec)
: fieldPTR->IntNoData();
break;
case MFFloat:
((float *) data)[itemID] = gridRec != (DBObjRecord *) NULL ? fieldPTR->Int(gridRec)
: fieldPTR->FloatNoData();
break;
case MFDouble:
((double *) data)[itemID] = gridRec != (DBObjRecord *) NULL ? fieldPTR->Int(gridRec)
: fieldPTR->FloatNoData();
break;
}
}
if ((DBInt) fwrite(&varHeader, sizeof(MFVarHeader_t), 1, outFile) != 1) {
CMmsgPrint(CMmsgSysError, "Error: Writing record header in: %s %d", __FILE__, __LINE__);
ret = DBFault;
break;
}
if ((DBInt) fwrite(data, itemSize, varHeader.ItemNum, outFile) != varHeader.ItemNum) {
CMmsgPrint(CMmsgSysError, "Error: Writing data in: %s %d", __FILE__, __LINE__);
ret = DBFault;
break;
}
}
}
if (tmplGrdIF != gridIF) delete tmplGrdIF;
}
/**************************************************************
* *
* Network Template *
* *
**************************************************************/
else if (tmplNetIF != (DBNetworkIF *) NULL) {
DBObjRecord *cellRec;
if (fieldPTR == (DBObjTableField *) NULL) {
for (layerID = 0; layerID < gridIF->LayerNum(); ++layerID) {
layerRec = gridIF->Layer(layerID);
strncpy(varHeader.Date, layerRec->Name(), MFDateStringLength - 1);
for (itemID = 0; itemID < varHeader.ItemNum; ++itemID) {
cellRec = tmplNetIF->Cell(itemID);
if ((varHeader.DataType == MFByte) || (varHeader.DataType == MFShort) ||
(varHeader.DataType == MFInt)) {
if (gridIF->Value(layerRec, tmplNetIF->Center(cellRec), &intValue) == false)
intValue = varHeader.Missing.Int;
switch (varHeader.DataType) {
case MFByte:
((char *) data)[itemID] = (char) intValue;
break;
case MFShort:
((short *) data)[itemID] = (short) intValue;
break;
case MFInt:
((int *) data)[itemID] = (short) intValue;
break;
}
}
else {
if (gridIF->Value(layerRec, tmplNetIF->Center(cellRec), &floatValue) == false)
floatValue = varHeader.Missing.Float;
switch (varHeader.DataType) {
case MFFloat:
((float *) data)[itemID] = (float) floatValue;
break;
case MFDouble:
((double *) data)[itemID] = (double) floatValue;
break;
}
}
}
if ((DBInt) fwrite(&varHeader, sizeof(MFVarHeader_t), 1, outFile) != 1) {
CMmsgPrint(CMmsgSysError, "Error: Writing record header in: %s %d", __FILE__, __LINE__);
ret = DBFault;
break;
}
if ((DBInt) fwrite(data, itemSize, varHeader.ItemNum, outFile) != varHeader.ItemNum) {
CMmsgPrint(CMmsgSysError, "Error: Writing data in: %s %d", __FILE__, __LINE__);
ret = DBFault;
break;
}
}
}
else {
for (layerID = 0; layerID < gridIF->LayerNum(); ++layerID) {
layerRec = gridIF->Layer(layerID);
strncpy(varHeader.Date, layerRec->Name(), MFDateStringLength - 1);
for (itemID = 0; itemID < varHeader.ItemNum; ++itemID) {
cellRec = tmplNetIF->Cell(itemID);
gridRec = gridIF->GridItem(layerRec, tmplNetIF->Center(cellRec));
switch (varHeader.DataType) {
case MFByte:
((char *) data)[itemID] =
gridRec != (DBObjRecord *) NULL ? fieldPTR->Int(gridRec) : fieldPTR->IntNoData();
break;
case MFShort:
((short *) data)[itemID] =
gridRec != (DBObjRecord *) NULL ? fieldPTR->Int(gridRec) : fieldPTR->IntNoData();
break;
case MFInt:
((int *) data)[itemID] =
gridRec != (DBObjRecord *) NULL ? fieldPTR->Int(gridRec) : fieldPTR->IntNoData();
break;
case MFFloat:
((float *) data)[itemID] = gridRec != (DBObjRecord *) NULL ? fieldPTR->Float(gridRec)
: fieldPTR->FloatNoData();
break;
case MFDouble:
((double *) data)[itemID] = gridRec != (DBObjRecord *) NULL ? fieldPTR->Float(gridRec)
: fieldPTR->FloatNoData();
break;
}
}
if ((DBInt) fwrite(&varHeader, sizeof(MFVarHeader_t), 1, outFile) != 1) {
CMmsgPrint(CMmsgSysError, "Error: Writing record header in: %s %d", __FILE__, __LINE__);
ret = DBFault;
break;
}
if ((DBInt) fwrite(data, itemSize, varHeader.ItemNum, outFile) != varHeader.ItemNum) {
CMmsgPrint(CMmsgSysError, "Error: Writing data in: %s %d", __FILE__, __LINE__);
ret = DBFault;
break;
}
}
}
delete tmplNetIF;
}
free(data);
delete gridIF;
return (ret);
}
DBInt Write (FILE *file,DBObjData *data)
{
char *dmRecord;
DBInt layerID, docLen, dbType, intVal;
DBFloat floatVal;
DBPosition pos;
DBObjRecord *layerRec;
DBGridIF *gridIF = new DBGridIF (data);
DMLayerHeader dmLayerHeader;
dbType = gridIF->ValueType ();
switch (dbType)
{
case DBTableFieldFloat: DataType (DMFloat); break;
case DBTableFieldInt:
DataType (gridIF->ValueSize () > 1 ? DMInt : DMByte); break;
}
CellWidth (gridIF->CellWidth ());
CellHeight (gridIF->CellHeight ());
Extent (data->Extent ());
LayerNum (gridIF->LayerNum ());
RowNum (gridIF->RowNum ());
ColNum (gridIF->ColNum ());
dmRecord = (char *) calloc (RowNum () * ColNum (),DataType () != DMByte ? sizeof (int) : sizeof (char));
if (dmRecord == (char *) NULL)
{ CMmsgPrint (CMmsgSysError, "Memory Allocation Error in: %s %d",__FILE__,__LINE__); return (DBFault); }
DMFileHeader::Write (file);
for (layerID = 0;layerID < gridIF->LayerNum ();++layerID)
{
layerRec = gridIF->Layer (layerID);
dmLayerHeader.Description (layerRec->Name ());
dmLayerHeader.Write (file);
}
docLen = strlen (data->Document (DBDocComment));
if (fwrite (&docLen,sizeof (int),1,file) != 1)
{ CMmsgPrint (CMmsgSysError, "File Writing Error in: %s %d",__FILE__,__LINE__); return (DBFault); }
if (docLen > 0)
{
if (fwrite (data->Document (DBDocComment),docLen,1,file) != 1)
{ CMmsgPrint (CMmsgSysError, "File Writing Error in: %s %d",__FILE__,__LINE__); return (DBFault); }
}
for (layerID = 0;layerID < gridIF->LayerNum ();++layerID)
{
layerRec = gridIF->Layer (layerID);
switch (data->Type ())
{
case DBTypeGridContinuous:
layerRec = gridIF->Layer (layerID);
if (dbType == DBTableFieldFloat)
{
for (pos.Row = 0;pos.Row < RowNum ();pos.Row++)
for (pos.Col = 0;pos.Col < ColNum ();pos.Col++)
if (gridIF->Value (layerRec,pos,&floatVal))
((float *) dmRecord) [(RowNum () - pos.Row - 1) * ColNum () + pos.Col] = (float) floatVal;
else
((float *) dmRecord) [(RowNum () - pos.Row - 1) * ColNum () + pos.Col] = MissingValue ();
}
else
{
for (pos.Row = 0;pos.Row < RowNum ();pos.Row++)
for (pos.Col = 0;pos.Col < ColNum ();pos.Col++)
if (gridIF->Value (layerRec,pos,&intVal))
{
if (DataType () == DMInt)
((int *) dmRecord) [(RowNum () - pos.Row - 1) * ColNum () + pos.Col] = (int) intVal;
else
dmRecord [(RowNum () - pos.Row - 1) * ColNum () + pos.Col] = intVal;
}
else
{
if (DataType () == DMInt)
((int *) dmRecord) [(RowNum () - pos.Row - 1) * ColNum () + pos.Col] = (int) MissingValue ();
else
dmRecord [(RowNum () - pos.Row - 1) * ColNum () + pos.Col] = -99;
}
}
break;
case DBTypeGridDiscrete:
for (pos.Row = 0;pos.Row < RowNum ();pos.Row++)
for (pos.Col = 0;pos.Col < ColNum ();pos.Col++)
{
intVal = gridIF->GridValue (layerRec,pos);
if (DataType () == DMInt)
((int *) dmRecord) [(RowNum () - pos.Row - 1) * ColNum () + pos.Col] = intVal;
else
dmRecord [(RowNum () - pos.Row - 1) * ColNum () + pos.Col] = -99;
}
break;
default:
CMmsgPrint (CMmsgAppError, "Invalid Data Type in: %s %d",__FILE__,__LINE__);
free (dmRecord);
delete gridIF;
return (DBFault);
}
if ((DBInt) fwrite (dmRecord,DataType () == DMByte ? sizeof (char) : sizeof (int),DataPointNum (),file) != DataPointNum ())
{ CMmsgPrint (CMmsgSysError, "File Writing Error in: %s %d",__FILE__,__LINE__); return (DBFault); }
}
free (dmRecord);
delete gridIF;
return (DBSuccess);
}