/*
* Motif
*
* Copyright (c) 1987-2012, The Open Group. All rights reserved.
*
* These libraries and programs are free software; you can
* redistribute them and/or modify them under the terms of the GNU
* Lesser General Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* These libraries and programs are distributed in the hope that
* they will be useful, but WITHOUT ANY WARRANTY; without even the
* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with these librararies and programs; if not, write
* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
* Floor, Boston, MA 02110-1301 USA
*/
/*
* HISTORY
*/
#ifdef REV_INFO
#ifndef lint
static char rcsid[] = "$XConsortium: AllocColor.c /main/7 1995/07/14 11:45:12 drk $"
#endif
#endif
/***********************************************************************
@(#)AllocColor.c 1.5.1.1 Date:1/22/91
Author: TAT
History:
03/30/90 SJS Add to sccs tree
05/24/90 TAT access global color info
11/15/90 PSN make this routine to use local color cache and
not use time consuming XQueryColor routines.
Calls:
Summary:
This file contains the function mvsAllocColor which
allocates one unique RGB color from the local color cache.
INPUTS
pixel - X colormap index (pixel) value
OUTPUTS
none
RETURNS
Status where 0=failed, ~0=succeeded
************************************************************************/
#include "vislib.h"
Status mvsAllocColor(pixel)
Pixel pixel;
{
XColor color;
int result;
color.pixel = pixel;
if (visLookUpColorCache(&color) < 0) {
XQueryColor(visDisplay,mvsVisualInfo.colormap_id,&color);
visAddToColorCache(&color);
}
return(mvsAllocColorStruct(color));
} /* End mvsAllocColor() */