LVectorBase::ZoomRect

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#include "ltwrappr.h"

virtual L_INT LVectorBase::ZoomRect (pRect)

const RECT * pRect;

/* pointer to a RECT structure */

Sets the current zoom rectangle inside a vector handle.

Parameter	Description
pRect	Pointer to a RECT structure that contains data on the new zoom rectangle.

Returns

SUCCESS	The function was successful.
< 1	An error occurred. Refer to Return Codes.

Comments

Use this function to set the desired zoom rectangle inside the current view port associated with a vector handle.

Please note that you will have to update the window to see the results of this function.

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:	LVectorBase::SetViewport, LVectorBase::GetViewPort, LVectorBase::SetPan, LVectorBase::GetPan
Topics:	Viewing Vector Images
	Vector Images: Viewing a Vector Image

Example

This example will use ZoomRect to zoom to a desired area inside the vector handle.

L_INT LVectorBase__ZoomRectExample( LVectorBase *pVector, RECT *pRect )
{
   L_INT nRet;
   nRet = pVector->ZoomRect(pRect );
   if(nRet != SUCCESS)
      return nRet;
   return SUCCESS;
}