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Aminet 21
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Aminet 21 (1997)(GTI - Schatztruhe)[!][Oct 1997].iso
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gs_src_gs.lha
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gs5.03
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zhsb.c
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C/C++ Source or Header
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1997-07-08
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/* Copyright (C) 1994, 1997 Aladdin Enterprises. All rights reserved.
This file is part of Aladdin Ghostscript.
Aladdin Ghostscript is distributed with NO WARRANTY OF ANY KIND. No author
or distributor accepts any responsibility for the consequences of using it,
or for whether it serves any particular purpose or works at all, unless he
or she says so in writing. Refer to the Aladdin Ghostscript Free Public
License (the "License") for full details.
Every copy of Aladdin Ghostscript must include a copy of the License,
normally in a plain ASCII text file named PUBLIC. The License grants you
the right to copy, modify and redistribute Aladdin Ghostscript, but only
under certain conditions described in the License. Among other things, the
License requires that the copyright notice and this notice be preserved on
all copies.
*/
/* zhsb.c */
/* HSB color operators */
#include "ghost.h"
#include "errors.h"
#include "oper.h"
#include "igstate.h"
#include "store.h"
#include "gshsb.h"
/* - currenthsbcolor <hue> <saturation> <brightness> */
private int
zcurrenthsbcolor(register os_ptr op)
{ float par[3];
gs_currenthsbcolor(igs, par);
push(3);
make_floats(op - 2, par, 3);
return 0;
}
/* <hue> <saturation> <brightness> sethsbcolor - */
private int
zsethsbcolor(register os_ptr op)
{ double par[3];
int code;
if ( (code = num_params(op, 3, par)) < 0 ||
(code = gs_sethsbcolor(igs, par[0], par[1], par[2])) < 0
)
return code;
make_null(&istate->colorspace.array);
pop(3);
return 0;
}
/* ------ Initialization procedure ------ */
BEGIN_OP_DEFS(zhsb_op_defs) {
{"0currenthsbcolor", zcurrenthsbcolor},
{"3sethsbcolor", zsethsbcolor},
END_OP_DEFS(0) }