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- /* Copyright (C) 1995, 1996, 1998, 1999 Aladdin Enterprises. All rights reserved.
-
- This file is part of AFPL Ghostscript.
-
- AFPL 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 Free Public License (the
- "License") for full details.
-
- Every copy of AFPL 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 AFPL 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.
- */
-
- /*$Id: zrop.c,v 1.2 2000/09/19 19:00:55 lpd Exp $ */
- /* RasterOp control operators */
- #include "memory_.h"
- #include "ghost.h"
- #include "oper.h"
- #include "gsrop.h"
- #include "gsutil.h"
- #include "gxdevice.h"
- #include "idict.h"
- #include "idparam.h"
- #include "igstate.h"
- #include "store.h"
-
- /* <int8> .setrasterop - */
- private int
- zsetrasterop(i_ctx_t *i_ctx_p)
- {
- os_ptr op = osp;
- int param;
- int code = int_param(op, 0xff, ¶m);
-
- if (code < 0)
- return code;
- gs_setrasterop(igs, (gs_rop3_t)param);
- pop(1);
- return 0;
- }
-
- /* - .currentrasterop <int8> */
- private int
- zcurrentrasterop(i_ctx_t *i_ctx_p)
- {
- os_ptr op = osp;
-
- push(1);
- make_int(op, (int)gs_currentrasterop(igs));
- return 0;
- }
-
- /* <bool> .setsourcetransparent - */
- private int
- zsetsourcetransparent(i_ctx_t *i_ctx_p)
- {
- os_ptr op = osp;
-
- check_type(*op, t_boolean);
- gs_setsourcetransparent(igs, op->value.boolval);
- pop(1);
- return 0;
- }
-
- /* - .currentsourcetransparent <bool> */
- private int
- zcurrentsourcetransparent(i_ctx_t *i_ctx_p)
- {
- os_ptr op = osp;
-
- push(1);
- make_bool(op, gs_currentsourcetransparent(igs));
- return 0;
- }
-
- /* <bool> .settexturetransparent - */
- private int
- zsettexturetransparent(i_ctx_t *i_ctx_p)
- {
- os_ptr op = osp;
-
- check_type(*op, t_boolean);
- gs_settexturetransparent(igs, op->value.boolval);
- pop(1);
- return 0;
- }
-
- /* - .currenttexturetransparent <bool> */
- private int
- zcurrenttexturetransparent(i_ctx_t *i_ctx_p)
- {
- os_ptr op = osp;
-
- push(1);
- make_bool(op, gs_currenttexturetransparent(igs));
- return 0;
- }
-
- /* ------ Initialization procedure ------ */
-
- const op_def zrop_op_defs[] =
- {
- {"0.currentrasterop", zcurrentrasterop},
- {"0.currentsourcetransparent", zcurrentsourcetransparent},
- {"0.currenttexturetransparent", zcurrenttexturetransparent},
- {"1.setrasterop", zsetrasterop},
- {"1.setsourcetransparent", zsetsourcetransparent},
- {"1.settexturetransparent", zsettexturetransparent},
- op_def_end(0)
- };
-