LVectorObject::GetViewContext
#include "ltwrappr.h"
L_INT LVectorObject::GetViewContext(pMin, pMax)
pVECTORPOINT pMin; |
/* pointer to a VECTORPOINT structure */ |
pVECTORPOINT pMax; |
/* pointer to a VECTORPOINT structure */ |
Retrieves the minimum and maximum points of an objects view context space.
Parameter |
Description |
pMin |
Pointer to a VECTORPOINT structure to be updated with the minimum point of the view context space. |
pMax |
Pointer to a VECTORPOINT structure to be updated with the maximum point of the view context space. |
Returns
SUCCESS |
The function was successful. |
< 1 |
An error occurred. Refer to Return Codes. |
Comments
This function fails if the object doesnt have a preset view context.
Required DLLs and Libraries
LVKRN For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application. |
See Also
Functions: |
LVectorObject::SetViewContext, LVectorObject::RemoveViewContext |
Topics: |
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Example
L_INT ChangeViewContext( LVectorObject *pVecObj, pVECTORPOINT pMin, pVECTORPOINT pMax ) { L_INT nRet; VECTORPOINT Min; VECTORPOINT Max; nRet = pVecObj->GetViewContext( &Min, &Max ); if( SUCCESS != nRet ) { nRet = pVecObj->SetViewContext( pMin, pMax ); *pMin = Min; *pMax = Max; } if( SUCCESS != nRet ) { pVecObj->RemoveViewContext( ); } return nRet; }