1 /* Copyright (C) 2002 Aladdin Enterprises. All rights reserved. 2 3 This software is provided AS-IS with no warranty, either express or 4 implied. 5 6 This software is distributed under license and may not be copied, 7 modified or distributed except as expressly authorized under the terms 8 of the license contained in the file LICENSE in this distribution. 9 10 For more information about licensing, please refer to 11 http://www.ghostscript.com/licensing/. For information on 12 commercial licensing, go to http://www.artifex.com/licensing/ or 13 contact Artifex Software, Inc., 101 Lucas Valley Road #110, 14 San Rafael, CA 94903, U.S.A., +1(415)492-9861. 15 */ 16 17 /* $Id: gxoprect.h,v 1.2 2004/01/29 18:19:41 ray Exp $ */ 18 /* geneic overprint fill rectangle interface */ 19 20 #ifndef gxoprect_INCLUDED 21 #define gxoprect_INCLUDED 22 23 /* 24 * Perform the fill rectangle operation for a non-separable color encoding 25 * that requires overprint support. 26 * 27 * Returns 0 on success, < 0 in the event of an error. 28 */ 29 extern int gx_overprint_generic_fill_rectangle( 30 gx_device * tdev, 31 gx_color_index drawn_comps, 32 int x, 33 int y, 34 int w, 35 int h, 36 gx_color_index color, 37 gs_memory_t * mem ); 38 39 /* 40 * Perform the fill rectangle operation of a separable color encoding. 41 * There are two versions of this routine: ..._1 for cases in which the 42 * color depth is a divisor of 8 * sizeof(mono_fill_chunk), and ..._2 if 43 * this is not the case (most typically if the depth == 24). 44 * 45 * For both cases, the color and retain_mask values passed to this 46 * procedure are expected to be already swapped as required for a byte- 47 * oriented bitmap. This consideration affects only little-endian 48 * machines. For those machines, if depth > 9 the color passed to these 49 * two procedures will not be the same as that passed to 50 * gx_overprint_generic_fill_rectangle. 51 * 52 * Returns 0 on success, < 0 in the event of an error. 53 */ 54 extern int gx_overprint_sep_fill_rectangle_1( 55 gx_device * tdev, 56 gx_color_index retain_mask, /* already swapped */ 57 int x, 58 int y, 59 int w, 60 int h, 61 gx_color_index color, /* already swapped */ 62 gs_memory_t * mem ); 63 64 extern int gx_overprint_sep_fill_rectangle_2( 65 gx_device * tdev, 66 gx_color_index retain_mask, /* already swapped */ 67 int x, 68 int y, 69 int w, 70 int h, 71 gx_color_index color, /* already swapped */ 72 gs_memory_t * mem ); 73 74 #endif /* gxoprect_INCLUDED */ 75