PolyPolylineGraphObject::GetPoints

1 Description
2 Syntax
3 Parameters
4 Return
5 Examples
6 Remark
7 See Also
8 header to Included

Description

Get points along a drawn shape

Syntax

int GetPoints( vector & vX = NULL, vector & vY = NULL, int nIndex = 0 )

Parameters

vX: [output] X coordinates in world units (axis units)
vY: [output] Y coordinates
nIndex: [input] for poly polygon, index of the polygon

Return

Number of points or -1 for error

Examples

EX1

void GetPoints_ex1()
{
        //Assumes active graph layer has some PolyPolylineGraphObject
        GraphLayer gl = Project.ActiveLayer();
        foreach(GraphObject obj in gl.GraphObjects)
        {
                PolyPolylineGraphObject plobj;
                plobj = obj;
                if( !plobj )
                        continue;
                
                vector vX, vY;
                int nCount = plobj.GetPoints(vX, vY);
                                
                printf("%s has %d points, and the first point is (%g, %g)\n", plobj.GetName(), nCount, vX[0], vY[0]);
        }
}