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/* Copyright (C) 1994, 1997, 1999 Aladdin Enterprises. All rights reserved.
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This software is provided AS-IS with no warranty, either express or
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implied.
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This software is distributed under license and may not be copied,
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modified or distributed except as expressly authorized under the terms
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of the license contained in the file LICENSE in this distribution.
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For more information about licensing, please refer to
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http://www.ghostscript.com/licensing/. For information on
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commercial licensing, go to http://www.artifex.com/licensing/ or
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contact Artifex Software, Inc., 101 Lucas Valley Road #110,
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San Rafael, CA 94903, U.S.A., +1(415)492-9861.
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*/
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/* $Id: zhsb.c,v 1.4 2002/02/21 22:24:54 giles Exp $ */
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/* HSB color operators */
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#include "ghost.h"
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#include "oper.h"
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#include "igstate.h"
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#include "store.h"
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#include "gshsb.h"
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/* - currenthsbcolor <hue> <saturation> <brightness> */
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private int
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zcurrenthsbcolor(i_ctx_t *i_ctx_p)
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{
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os_ptr op = osp;
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float par[3];
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gs_currenthsbcolor(igs, par);
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push(3);
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make_floats(op - 2, par, 3);
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return 0;
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}
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/* <hue> <saturation> <brightness> sethsbcolor - */
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private int
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zsethsbcolor(i_ctx_t *i_ctx_p)
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{
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os_ptr op = osp;
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double par[3];
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int code;
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if ((code = num_params(op, 3, par)) < 0 ||
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(code = gs_sethsbcolor(igs, par[0], par[1], par[2])) < 0
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)
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return code;
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make_null(&istate->colorspace.array);
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pop(3);
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return 0;
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}
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/* ------ Initialization procedure ------ */
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const op_def zhsb_op_defs[] =
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{
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{"0currenthsbcolor", zcurrenthsbcolor},
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{"3sethsbcolor", zsethsbcolor},
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op_def_end(0)
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};
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