ossimShapeDatabase Class Reference

#include <ossimShapeDatabase.h>

Inheritance diagram for ossimShapeDatabase:

Public Member Functions
	ossimShapeDatabase ()
virtual	~ossimShapeDatabase ()
virtual bool	open (const ossimFilename &file, const ossimString &flags=ossimString("rb"))
virtual void	close ()
bool	getRecord (ossimShapeDatabaseRecord &result)
bool	getRecord (ossimShapeDatabaseRecord &result, int recordNumber)
bool	getNextRecord (ossimShapeDatabaseRecord &result)
int	getNumberOfRecords () const
bool	isOpen () const
virtual DBFHandle	getHandle ()
virtual const DBFHandle &	getHandle () const
virtual std::ostream &	print (std::ostream &out) const
	Generic print method. More...
Public Member Functions inherited from ossimObject
	ossimObject ()
virtual	~ossimObject ()
virtual ossimObject *	dup () const
virtual ossimString	getShortName () const
virtual ossimString	getLongName () const
virtual ossimString	getDescription () const
virtual ossimString	getClassName () const
virtual RTTItypeid	getType () const
virtual bool	canCastTo (ossimObject *obj) const
virtual bool	canCastTo (const RTTItypeid &id) const
virtual bool	canCastTo (const ossimString &parentClassName) const
virtual bool	saveState (ossimKeywordlist &kwl, const char *prefix=0) const
virtual bool	loadState (const ossimKeywordlist &kwl, const char *prefix=0)
virtual bool	isEqualTo (const ossimObject &obj, ossimCompareType compareType=OSSIM_COMPARE_FULL) const
virtual void	accept (ossimVisitor &visitor)
Public Member Functions inherited from ossimReferenced
	ossimReferenced ()
	ossimReferenced (const ossimReferenced &)
ossimReferenced &	operator= (const ossimReferenced &)
void	ref () const
	increment the reference count by one, indicating that this object has another pointer which is referencing it. More...
void	unref () const
	decrement the reference count by one, indicating that a pointer to this object is referencing it. More...
void	unref_nodelete () const
	decrement the reference count by one, indicating that a pointer to this object is referencing it. More...
int	referenceCount () const

Protected Attributes
DBFHandle	theHandle
ossimFilename	theFilename
int	theRecordNumber

Friends
std::ostream &	operator<< (std::ostream &out, const ossimShapeDatabase &rhs)

Additional Inherited Members
Protected Member Functions inherited from ossimReferenced
virtual	~ossimReferenced ()

Detailed Description

Definition at line 47 of file ossimShapeDatabase.h.

Constructor & Destructor Documentation

ossimShapeDatabase()

ossimShapeDatabase::ossimShapeDatabase

(

)

Definition at line 108 of file ossimShapeDatabase.cpp.

References theRecordNumber.

   :theHandle(NULL),
    theFilename("")
{
   theRecordNumber = -1;
}

~ossimShapeDatabase()

ossimShapeDatabase::~ossimShapeDatabase ( )

virtual

Definition at line 115 of file ossimShapeDatabase.cpp.

References close().

{
   close();
}

Member Function Documentation

close()

void ossimShapeDatabase::close ( )

virtual

Definition at line 135 of file ossimShapeDatabase.cpp.

References DBFClose(), isOpen(), theHandle, and theRecordNumber.

Referenced by open(), and ~ossimShapeDatabase().

{
   if(isOpen())
   {
      DBFClose(theHandle);
      theHandle = NULL;
      theRecordNumber = -1;
   }
}

getHandle() [1/2]

DBFHandle ossimShapeDatabase::getHandle ( )

virtual

Definition at line 253 of file ossimShapeDatabase.cpp.

References theHandle.

{
   return theHandle;
}

getHandle() [2/2]

const DBFHandle & ossimShapeDatabase::getHandle ( ) const

virtual

Definition at line 258 of file ossimShapeDatabase.cpp.

References theHandle.

{
   return theHandle;
}

getNextRecord()

bool ossimShapeDatabase::getNextRecord

(

ossimShapeDatabaseRecord &

result

)

Definition at line 237 of file ossimShapeDatabase.cpp.

References getNumberOfRecords(), getRecord(), isOpen(), and theRecordNumber.

{
   if(isOpen() && ((theRecordNumber+1) < getNumberOfRecords()))
   {
      ++theRecordNumber;
      return getRecord(result);
   }
   
   return false;
}

getNumberOfRecords()

int ossimShapeDatabase::getNumberOfRecords

(

)

const

Definition at line 144 of file ossimShapeDatabase.cpp.

References isOpen(), and theHandle.

Referenced by getNextRecord(), and getRecord().

{
   if(isOpen())
   {
      return theHandle->nRecords;
   }

   return 0;
}

getRecord() [1/2]

bool ossimShapeDatabase::getRecord

(

ossimShapeDatabaseRecord &

result

)

Definition at line 154 of file ossimShapeDatabase.cpp.

References DBFGetFieldInfo(), DBFReadDoubleAttribute(), DBFReadIntegerAttribute(), DBFReadStringAttribute(), ossimShapeDatabaseRecord::getNumberOfFields(), isOpen(), ossimShapeDatabaseRecord::setField(), ossimShapeDatabaseRecord::setNumberOfFields(), ossimShapeDatabaseField::theDecimals, ossimShapeDatabaseField::theFieldType, theHandle, ossimShapeDatabaseField::theName, theRecordNumber, ossimShapeDatabaseField::theValue, ossimShapeDatabaseField::theWidth, and ossimString::toString().

Referenced by getNextRecord(), and getRecord().

{
   if(isOpen()&&( (theRecordNumber < theHandle->nRecords) ))
   {
      if(result.getNumberOfFields() != theHandle->nFields)
      {
         result.setNumberOfFields(theHandle->nFields);
      }
      
      char name[1024] = {'\0'};
      int width       = 0;
      int decimals    = 0;
      int iField      = 0;
      std::vector<int>         fieldWidths;
      
      for(iField = 0; iField < theHandle->nFields; ++iField)
      {   
         DBFFieldType fieldType = DBFGetFieldInfo(theHandle,
                                                  iField,
                                                  name,
                                                  &width,
                                                  &decimals);
         ossimShapeDatabaseField field;
         field.theName = name;
         field.theWidth = width;
         field.theDecimals = decimals;
         field.theFieldType = fieldType;
            
         ossimString key = "field";
         key+=ossimString::toString(iField+1);
         key+=(ossimString(".")+name+":");
         
         switch(fieldType)
         {
         case FTString:
         {
            field.theValue = DBFReadStringAttribute(theHandle, theRecordNumber, iField);
            break;
         }
         case FTInteger:
         {
            field.theValue = ossimString::toString(DBFReadIntegerAttribute(theHandle, theRecordNumber, iField));
            break;
         }
         case FTDouble:
         {
            field.theValue = ossimString::toString(DBFReadDoubleAttribute(theHandle, theRecordNumber, iField));
            break;
         }
         case FTLogical:
         {
             break;
         }
         case FTInvalid:
         {
             break;
         }
         }

         result.setField(field,
                         iField);
      }
      return true;
   }

   return false;
}

getRecord() [2/2]

bool ossimShapeDatabase::getRecord	(	ossimShapeDatabaseRecord &	result,
		int	recordNumber
	)

Definition at line 222 of file ossimShapeDatabase.cpp.

References getNumberOfRecords(), getRecord(), isOpen(), and theRecordNumber.

{
   if(isOpen())
   {
      if(recordNumber < getNumberOfRecords())
      {
         theRecordNumber = recordNumber;
         return getRecord(result);
      }
   }
   
   return false;
}

isOpen()

bool ossimShapeDatabase::isOpen

(

)

const

Definition at line 248 of file ossimShapeDatabase.cpp.

References theHandle.

Referenced by close(), getNextRecord(), getNumberOfRecords(), getRecord(), open(), and print().

{
   return (theHandle!=NULL);
}

open()

bool ossimShapeDatabase::open ( const ossimFilename &  file, const ossimString &  flags = ossimString("rb")  )

virtual

Definition at line 120 of file ossimShapeDatabase.cpp.

References ossimString::c_str(), close(), isOpen(), theFilename, theHandle, and theRecordNumber.

{
   if(isOpen()) close();

   theHandle = DBFOpen(file.c_str(), flags.c_str());
   if(theHandle)
   {
      theFilename = file;
      theRecordNumber = -1;
   }

   return (theHandle != NULL);
}

print()

std::ostream & ossimShapeDatabase::print ( std::ostream &  out ) const

virtual

Generic print method.

Derived classes should re-implement as they see fit.

Returns

std::ostream&

Reimplemented from ossimObject.

Definition at line 263 of file ossimShapeDatabase.cpp.

References ossimString::c_str(), DBFGetFieldInfo(), DBFReadDoubleAttribute(), DBFReadIntegerAttribute(), DBFReadStringAttribute(), isOpen(), theFilename, theHandle, and ossimString::toString().

Referenced by operator<<().

{
   if(isOpen())
   {
      out << std::setw(15)<<setiosflags(std::ios::left)
          <<"DB filename:" << theFilename << std::endl
          << std::setw(15)<<setiosflags(std::ios::left)
          <<"records:" << theHandle->nRecords << std::endl
          << std::setw(15)<<setiosflags(std::ios::left)
          <<"fields:" << theHandle->nFields << std::endl;

      char name[1024] = {'\0'};
      int width       = 0;
      int decimals    = 0;
      int iField      = 0;
      std::vector<int>         fieldWidths;

      
      for(iField = 0; iField < theHandle->nFields; ++iField)
      {
         DBFFieldType fieldType = DBFGetFieldInfo(theHandle,
                                                  iField,
                                                  name,
                                                  &width,
                                                  &decimals);
         ossimString s = "field " + ossimString::toString(iField+1) + " name:";
         switch(fieldType)
         {
         case FTString:
         case FTInteger:
         case FTDouble:
         {
            out << std::setw(15) << setiosflags(std::ios::left) << s.c_str() << name << std::endl;
            break;
         }
         default:
         {
            out << std::setw(15) << setiosflags(std::ios::left) << s.c_str() << "INVALID"<<std::endl;
            break;
         }
         }
      }
      for(int iShape = 0; iShape < theHandle->nRecords; ++iShape)
      {
         for(iField = 0; iField < theHandle->nFields; ++iField)
         {   
            DBFFieldType fieldType = DBFGetFieldInfo(theHandle,
                                                     iField,
                                                     name,
                                                     &width,
                                                     &decimals);
            
            ossimString key = "field";
            key+=ossimString::toString(iField+1);
            key+=(ossimString(".")+name+":");
            
            switch(fieldType)
            {
            case FTString:
            {
               
               out << std::setw(25) << setiosflags(std::ios::left) << key.c_str()
                   << DBFReadStringAttribute(theHandle, iShape, iField) <<std::endl;
               
               break;
            }
            case FTInteger:
            {
               out << std::setw(25) << setiosflags(std::ios::left) << key.c_str()
                   << DBFReadIntegerAttribute(theHandle, iShape, iField) << std::endl;
               
               break;
            }
            case FTDouble:
            {
               out << std::setw(25) << setiosflags(std::ios::left) << key.c_str()
                   << DBFReadDoubleAttribute(theHandle, iShape, iField) << std::endl;
               
               break;
            }
            case FTLogical:
            {
                break;
            }
            case FTInvalid:
            {
                break;
            }
            }
         }
         out << "_________________________________"<<std::endl;
      }
   }

   return out;
}

Friends And Related Function Documentation

operator<<

std::ostream& operator<< ( std::ostream &  out, const ossimShapeDatabase &  rhs  )

friend

Definition at line 101 of file ossimShapeDatabase.cpp.

{
   rhs.print(out);
   
   return out;
}

Member Data Documentation

theFilename

ossimFilename ossimShapeDatabase::theFilename

protected

Definition at line 80 of file ossimShapeDatabase.h.

Referenced by open(), and print().

theHandle

DBFHandle ossimShapeDatabase::theHandle

protected

Definition at line 79 of file ossimShapeDatabase.h.

Referenced by close(), getHandle(), getNumberOfRecords(), getRecord(), isOpen(), open(), and print().

theRecordNumber

int ossimShapeDatabase::theRecordNumber

protected

Definition at line 82 of file ossimShapeDatabase.h.

Referenced by close(), getNextRecord(), getRecord(), open(), and ossimShapeDatabase().

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The documentation for this class was generated from the following files:

• ossimShapeDatabase.h
• ossimShapeDatabase.cpp