[Shapelib] Point shp file is created with empty dbf.
Rakib Solaimani
rakib114 at gmail.com
Mon May 30 12:03:30 PDT 2011
Hi,
I am new to shapelib. I want to create a simple shp file. I want to draw
point on specific latitude and longitude. I tried to execute the following
code which I found by google research.
I successfully create the shp file and viewed it by ShapeViewer but I found
my dbf file empty. I am wondering if data in dbf file is created while
creating new shp file or should it be created
manually? If so how can I link shp and dbf file. Basically I want to apply
some rule on dbf file. Can anyone help me please. Here I attach my sample
code.
#include "stdafx.h"
#include <iostream
#include <cstdlib
#include "shapefil.h"
#include <string
using namespace std;
int _tmain(int argc, _TCHAR* argv[])
{
SHPHandle hSHP;
DBFHandle hDBF;
int nShapeType, Vertices;
string shape_name, Col1;
SHPObject *psObject;
double X[3], Y[3];
X[0] = -130;
Y[0]= 54;
X[1] = -120;
Y[1]= 30;
X[2] = -100;
Y[2]= 10;
nShapeType = MultiPoint;
Vertices = 3;
hSHP = SHPCreate( "T:\\shapefolder\\test.shp",
nShapeType);
hDBF = DBFCreate(T:\\shapefolder\\test.dbf);
psObject = SHPCreateSimpleObject( nShapeType, Vertices, X, Y, NULL);
SHPWriteObject( hSHP, -1, psObject );
DBFClose( hDBF );
SHPClose( hSHP );
return 0;
}
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