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 /* Utilities for PCL XL generation */ 18 /* Requires gdevpxat.h, gdevpxen.h, gdevpxop.h */ 19 20 #ifndef gdevpxut_INCLUDED 21 # define gdevpxut_INCLUDED 22 23 #include "gsdevice.h" 24 #include "scommon.h" 25 #include "gdevpxen.h" 26 #include "gdevpxat.h" 27 #include "gdevpxop.h" 28 #include "gxfixed.h" 29 30 /* ---------------- High-level constructs ---------------- */ 31 32 /* Write the file header, including the resolution. */ 33 int px_write_file_header(stream *s, const gx_device *dev, bool staple); 34 35 /* Write the page header, including orientation. */ 36 int px_write_page_header(stream *s, const gx_device *dev); 37 38 /* Write the media selection command if needed, updating the media size. */ 39 int px_write_select_media(stream *s, const gx_device *dev, 40 pxeMediaSize_t *pms, 41 byte *media_source, 42 int page, bool Duplex, bool Tumble, 43 int media_type_set, char *media_type); 44 45 /* 46 * Write the file trailer. Note that this takes a gp_file *, not a stream *, 47 * since it may be called after the stream is closed. 48 */ 49 int px_write_file_trailer(gp_file *file); 50 51 /* ---------------- Low-level data output ---------------- */ 52 53 /* Write a sequence of bytes. */ 54 #define PX_PUT_LIT(s, bytes) px_put_bytes(s, bytes, sizeof(bytes)) 55 void px_put_bytes(stream * s, const byte * data, uint count); 56 57 /* Utilities for writing data values. */ 58 /* H-P printers only support little-endian data, so that's what we emit. */ 59 60 #define DA(a) pxt_attr_ubyte, (a) 61 void px_put_a(stream * s, px_attribute_t a); 62 void px_put_ac(stream *s, px_attribute_t a, px_tag_t op); 63 64 #define DUB(b) pxt_ubyte, (byte)(b) 65 void px_put_ub(stream * s, byte b); 66 void px_put_uba(stream *s, byte b, px_attribute_t a); 67 68 /* signed and unsigned shorts */ 69 #define DS(i) (byte)(i), (byte)(((i) >= 0 ? (i) : ((i)|0x8000)) >> 8) 70 #define US(i) (byte)(i), (byte)((i) >> 8) 71 void px_put_s(stream * s, int i); 72 73 #define DUS(i) pxt_uint16, US(i) 74 void px_put_us(stream * s, uint i); 75 void px_put_usa(stream *s, uint i, px_attribute_t a); 76 void px_put_u(stream * s, uint i); 77 78 #define DUSP(ix,iy) pxt_uint16_xy, US(ix), US(iy) 79 void px_put_usp(stream * s, uint ix, uint iy); 80 void px_put_usq_fixed(stream * s, fixed x0, fixed y0, fixed x1, fixed y1); 81 82 void px_put_ss(stream * s, int i); 83 void px_put_ssp(stream * s, int ix, int iy); 84 85 void px_put_l(stream * s, ulong l); 86 87 void px_put_r(stream * s, double r); /* no tag */ 88 void px_put_rl(stream * s, double r); /* pxt_real32 tag */ 89 void px_put_rp(stream * s, double rx, double ry); 90 void px_put_rpa(stream * s, double rx, double ry, px_attribute_t a); 91 92 void px_put_ubaa(stream * s, const byte * data, uint count, px_attribute_t a); 93 94 void px_put_data_length(stream * s, uint num_bytes); 95 96 #endif /* gdevpxut_INCLUDED */ 97