1 /* Copyright (C) 2001-2019 Artifex Software, Inc. 2 All Rights Reserved. 3 4 This software is provided AS-IS with no warranty, either express or 5 implied. 6 7 This software is distributed under license and may not be copied, 8 modified or distributed except as expressly authorized under the terms 9 of the license contained in the file LICENSE in this distribution. 10 11 Refer to licensing information at http://www.artifex.com or contact 12 Artifex Software, Inc., 1305 Grant Avenue - Suite 200, Novato, 13 CA 94945, U.S.A., +1(415)492-9861, for further information. 14 */ 15 16 17 /* Internals of clipsave/cliprestore */ 18 19 #ifndef gxclipsr_INCLUDED 20 # define gxclipsr_INCLUDED 21 22 #include "gsrefct.h" 23 #include "gxpath.h" 24 25 /* 26 * Unlike the graphics state stack, which is threaded through the actual 27 * gstate objects, the clipping path stack is implemented with separate, 28 * small objects. These are reference-counted, because they may be 29 * shared by off-stack graphics states. 30 */ 31 32 typedef struct gx_clip_stack_s gx_clip_stack_t; 33 34 struct gx_clip_stack_s { 35 rc_header rc; 36 gx_clip_path *clip_path; 37 gx_clip_stack_t *next; 38 }; 39 40 #define private_st_clip_stack() /* in gsclipsr.c */\ 41 gs_private_st_ptrs2(st_clip_stack, gx_clip_stack_t,\ 42 "gx_clip_stack_t", clip_stack_enum_ptrs, clip_stack_reloc_ptrs,\ 43 clip_path, next) 44 45 #endif /* gxclipsr_INCLUDED */ 46