IShapeTableDefinition Class Reference

Object storing a dbf table definition (for shape files) More...

#include "IShapeTableDefinition.hpp"

Inheritance diagram for IShapeTableDefinition:

Public Member Functions
virtual unsigned	columns () const =0
	number of attributes/columns
virtual const char *	name (unsigned index) const =0
	get name of attribute 'index'
virtual ColumnType	type (unsigned index) const =0
	get type of attribute 'index' More...
virtual unsigned	width (unsigned index) const =0
	length of string or number of digits for real and integeral number types
virtual unsigned	decimales (unsigned index) const =0
	number of decimal places (only relevant for type DM::ColumnType::double_)
Public Member Functions inherited from ObjectBase
virtual void	Delete ()

Static Public Member Functions
static IShapeTableDefinition *	New (const AddInfoLayoutHandle &layout, bool removeLeadingUnderscore=false)
	create a dbf table definition based on a add info layout
static IShapeTableDefinition *	New (unsigned count, const char **names, const ColumnType *types, const unsigned *widths, const unsigned *decimals)
static void	translate (ColumnSemantic sem, ColumnType &dbfType, unsigned &dbfWidth, unsigned &dbfDecimals)
static void	translate (ColumnType ngType, unsigned size, ColumnType &dbfType, unsigned &dbfWidth, unsigned &dbfDecimals)

Detailed Description

Object storing a dbf table definition (for shape files)

Member Function Documentation

type()

virtual ColumnType type ( unsigned  index ) const

pure virtual

get type of attribute 'index'

a shape file can contain following types:

• DM::ColumnType::cstr_ (fixed length c string)
• DM::ColumnType::int_ (4 byte, signed integer)
• DM::ColumnType::double_ (8 byte, real value)
• DM::ColumnType::bool_ (bit value)