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/* Copyright (C) 1993, 1996, 1998, 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: gxclip2.h,v 1.5 2002/06/16 08:45:43 lpd Exp $ */
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/* Tiled mask clipping device and interface */
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#ifndef gxclip2_INCLUDED
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# define gxclip2_INCLUDED
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#include "gxmclip.h"
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/* The structure for tile clipping is the same as for simple mask clipping. */
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typedef gx_device_mask_clip gx_device_tile_clip;
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#define st_device_tile_clip st_device_mask_clip
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/*
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* We can't just make this macro empty, since it is processed as a top-level
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* declaration and would lead to an extraneous semicolon. The least damage
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* we can do is make it declare a constant (and not static, since static
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* would lead to a compiler warning about an unreferenced variable).
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*/
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#define private_st_device_tile_clip() /* in gxclip2.c */\
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const byte gxclip2_dummy = 0
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/*
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* Initialize a tile clipping device from a mask.
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* We supply an explicit phase.
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*/
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int tile_clip_initialize(gx_device_tile_clip * cdev,
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const gx_strip_bitmap * tiles,
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gx_device * tdev, int px, int py,
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gs_memory_t *mem);
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/*
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* Set the phase of the tile -- used in the tiling loop when
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* the tile doesn't simply fill the plane.
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*/
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void tile_clip_set_phase(gx_device_tile_clip * cdev, int px, int py);
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#endif /* gxclip2_INCLUDED */
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