L_VecSetBackgroundColor

#include "lvkrn.h"

L_LVKRN_API L_INT L_VecSetBackgroundColor(pVector, Color)

pVECTORHANDLE pVector;	pointer to a vector handle
L_COLORREF Color;	the background color

Sets the current background color.

Parameter	Description
pVector	Pointer to a vector handle.
Color	The background color to set.

Returns

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

Comments

If L_VecPaint is called, with bEraseBkgnd set to TRUE, this color will be used to erase the background.

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.

Example

This example will set the background color of a vector handle.

L_INT VecSetBackgroundColorExample( 
HWND hWnd, 
pVECTORHANDLE pVector) 
{ 
   L_INT nRet; 
   CHOOSECOLOR cc;               /* ChooseColor Windows structure */ 
   COLORREF ccCustColors[16];    /* Custom colors */ 
   memset( &cc, 0, sizeof( CHOOSECOLOR )); 
   cc.lStructSize    = sizeof( CHOOSECOLOR ); 
   cc.hwndOwner      = hWnd; 
   cc.rgbResult      = L_VecGetBackgroundColor( pVector ); 
   cc.lpCustColors   = ccCustColors; 
   cc.Flags          = CC_RGBINIT; 
   nRet = SUCCESS; 
   if( ChooseColor( &cc )) 
      nRet = L_VecSetBackgroundColor( pVector, cc.rgbResult ); 
   return nRet; 
}

Help Version 19.0.2017.10.27

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