Gets a value that indicates whether or not the class object is selected.
#include "ltwrappr.h"
L_INT LVectorObject::IsObjectSelected(pbSelected)
Pointer to a variable to be updated with a value that indicates whether or not the class object is selected. Possible values are:
Value | Meaning |
---|---|
TRUE | The class object is selected. |
FALSE | The class object is not selected. |
Value | Meaning |
---|---|
SUCCESS | The function was successful. |
< 1 | An error occurred. Refer to Return Codes. |
This example will toggle the selection state of the object under a given 2D point.
L_INT LVectorObject__IsObjectSelectedExample(HWND hWnd, LVectorBase *pVector, LPPOINT pPoint)
{
UNREFERENCED_PARAMETER(hWnd);
L_INT nRet;
LVectorObject VectorObject; /* Object under point */
// Get object under that point
nRet = pVector->HitTest(pPoint, &VectorObject);
//Is there an object under that point? If yes, select it
if (nRet == SUCCESS)
{
L_BOOL bSelected;
nRet = VectorObject.IsObjectSelected(&bSelected);
if(nRet != SUCCESS)
return nRet;
nRet = VectorObject.SelectObject(!bSelected);
if(nRet != SUCCESS)
return nRet;
}
else
return nRet;
return SUCCESS;
}
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