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L_VecSetViewMode

Summary

Sets the view mode.

Syntax

#include "ltvkrn.h"

L_LVKRN_API L_INT L_VecSetViewMode(pVector, nMode)

Parameters

pVECTORHANDLE pVector

Pointer to the vector handle.

L_INT nMode

The view mode to set. Possible values are:

Value	Meaning
VECTOR_VIEWMODE_FIT	Fit the drawing on the view-port, keeping the aspect ratio.
VECTOR_VIEWMODE_SNAP	Snap the drawing into the view-port.

Returns

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

Comments

This function will set the view mode used when drawing the vector handle.

The view mode is used with the view port to determine the resulting physical drawing extents.

Required DLLs and Libraries

LTVKRN
For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application.

Example

This example toggles the view mode of a vector handle.

L_INT VecSetViewModeExample(pVECTORHANDLE pVector) 
{ 
   if(L_VecGetViewMode( pVector ) == VECTOR_VIEWMODE_FIT) 
      L_VecSetViewMode( pVector, VECTOR_VIEWMODE_SNAP ); 
   else 
      L_VecSetViewMode( pVector, VECTOR_VIEWMODE_FIT ); 
 
   return SUCCESS; 
}