1 /* Copyright (C) 2001-2012 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., 7 Mt. Lassen Drive - Suite A-134, San Rafael, 13 CA 94903, 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 /* ---------------- High-level constructs ---------------- */ 24 25 /* Write the file header, including the resolution. */ 26 int px_write_file_header(stream *s, const gx_device *dev); 27 28 /* Write the page header, including orientation. */ 29 int px_write_page_header(stream *s, const gx_device *dev); 30 31 /* Write the media selection command if needed, updating the media size. */ 32 int px_write_select_media(stream *s, const gx_device *dev, 33 pxeMediaSize_t *pms, 34 byte *media_source, 35 int page, bool Duplex, bool Tumble); 36 37 /* 38 * Write the file trailer. Note that this takes a FILE *, not a stream *, 39 * since it may be called after the stream is closed. 40 */ 41 int px_write_file_trailer(FILE *file); 42 43 /* ---------------- Low-level data output ---------------- */ 44 45 /* Write a sequence of bytes. */ 46 #define PX_PUT_LIT(s, bytes) px_put_bytes(s, bytes, sizeof(bytes)) 47 void px_put_bytes(stream * s, const byte * data, uint count); 48 49 /* Utilities for writing data values. */ 50 /* H-P printers only support little-endian data, so that's what we emit. */ 51 52 #define DA(a) pxt_attr_ubyte, (a) 53 void px_put_a(stream * s, px_attribute_t a); 54 void px_put_ac(stream *s, px_attribute_t a, px_tag_t op); 55 56 #define DUB(b) pxt_ubyte, (byte)(b) 57 void px_put_ub(stream * s, byte b); 58 void px_put_uba(stream *s, byte b, px_attribute_t a); 59 60 /* signed and unsigned shorts */ 61 #define DS(i) (byte)(i), (byte)(((i) >= 0 ? (i) : ((i)|0x8000)) >> 8) 62 #define US(i) (byte)(i), (byte)((i) >> 8) 63 void px_put_s(stream * s, int i); 64 65 #define DUS(i) pxt_uint16, US(i) 66 void px_put_us(stream * s, uint i); 67 void px_put_usa(stream *s, uint i, px_attribute_t a); 68 void px_put_u(stream * s, uint i); 69 70 #define DUSP(ix,iy) pxt_uint16_xy, US(ix), US(iy) 71 void px_put_usp(stream * s, uint ix, uint iy); 72 void px_put_usq_fixed(stream * s, fixed x0, fixed y0, fixed x1, fixed y1); 73 74 void px_put_ss(stream * s, int i); 75 void px_put_ssp(stream * s, int ix, int iy); 76 77 void px_put_l(stream * s, ulong l); 78 79 void px_put_r(stream * s, floatp r); /* no tag */ 80 void px_put_rl(stream * s, floatp r); /* pxt_real32 tag */ 81 void px_put_rp(stream * s, floatp rx, floatp ry); 82 void px_put_rpa(stream * s, floatp rx, floatp ry, px_attribute_t a); 83 84 void px_put_data_length(stream * s, uint num_bytes); 85 86 #endif /* gdevpxut_INCLUDED */ 87