LVectorBase::GetObjectRect

#include "ltwrappr.h"

virtual L_INT LVectorBase::GetObjectRect(pRect, dwFlags=0)

RECT *pRect;

pointer to a RECT structure

L_UINT32 dwFlags;

flag that indicates which object(s) to use

Gets the physical bounding rectangle for the specified object(s).

Parameter Description
pRect Pointer to a RECT structure to be updated with the bounding rectangle of the specified object(s).
dwFlags Flag that indicates which rectangle to use when updating the pRect parameter. Possible values are:
  Value Meaning
  0 pRect will be updated with the rectangle containing all objects within the vector handle.
  VECTOR_FLAGS_SELECTED_ONLY pRect will be updated with the rectangle containing all selected objects within the vector handle.

Returns

SUCCESS

The function was successful.

< 1

An error occurred. Refer to Return Codes.

Comments

Obtains the physical bounding rectangle of a single object, all selected objects, or all objects within the specified vector handle.

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::IsObjectSelected, LVectorBase::GetObjectRect, LVectorBase::HitTest

Topics:

Manipulating Objects or Vertices within a Vector Image

 

Vector Images: Obtaining Object Information

Example

LVectorBase::GetObjectRect() Shows the physical extent of the all objects inside drawing.

#define MAKE_IMAGE_PATH(pFileName) TEXT("C:\\Users\\Public\\Documents\\LEADTOOLS Images\\")pFileName 
L_INT LVectorBase__GetObjectRectExample(HWND hWnd) 
{ 
   L_INT       nRet; 
   RECT        rect; 
   L_TCHAR     szBuffer[100]; 
   LVectorBase Vector; 
   nRet = Vector.Load(MAKE_IMAGE_PATH(TEXT("random.dxf"))); 
   if(nRet != SUCCESS) 
      return nRet; 
   nRet = Vector.AttachToWindow(hWnd); 
   if(nRet != SUCCESS) 
      return nRet; 
   GetClientRect(hWnd, &rect); 
   nRet = Vector.SetViewport(&rect); 
   if(nRet != SUCCESS) 
      return nRet; 
   // Get the rectangle of entire object 
   nRet = Vector.GetObjectRect(&rect); 
   if(nRet != SUCCESS) 
      return nRet; 
   wsprintf( szBuffer, TEXT("%d, %d, %d, %d"), 
   rect.left, rect.top, rect.right, rect.bottom ); 
   MessageBox( NULL, szBuffer, TEXT("Selected Objects Physical Extent"), 0 ); 
   return SUCCESS; 
}

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