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

See Also

Functions

Example

This example toggles the view mode of a vector handle.

L_LTVKRNTEX_API 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; 
} 

Help Version 22.0.2022.12.7
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LEADTOOLS Vector C API Help
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© 1991-2023 LEAD Technologies, Inc. All Rights Reserved.