Update packages/ Add org-ref
This commit is contained in:
Mateus Pinto Rodrigues
252
elpa/pdf-tools-20180428.827/build/server/epdfinfo.h
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252
elpa/pdf-tools-20180428.827/build/server/epdfinfo.h
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// Copyright (C) 2013, 2014 Andreas Politz
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// Author: Andreas Politz <politza@fh-trier.de>
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#ifndef _EPDF_H_
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#define _EPDF_H_ _EPDF_H_
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#include "config.h"
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#include <glib.h>
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#include <poppler.h>
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#include <png.h>
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/* Some library functions print warnings to stdout, inhibit it. */
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#define DISCARD_STDOUT(saved_fd) \
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do { \
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int __fd; \
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fflush(stdout); \
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saved_fd = dup(1); \
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__fd = open("/dev/null", O_WRONLY); \
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dup2(__fd, 1); \
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close(__fd); \
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} while (0)
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#define UNDISCARD_STDOUT(saved_fd) \
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do { \
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fflush(stdout); \
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dup2(saved_fd, 1); \
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close(saved_fd); \
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} while (0)
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/* Writing responses */
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#define OK_BEGIN() \
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do { \
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puts("OK"); \
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} while (0)
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#define OK_END() \
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do { \
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puts("."); \
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fflush (stdout); \
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} while (0)
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#define OK() \
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do { \
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puts ("OK\n."); \
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fflush (stdout); \
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} while (0)
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/* Dealing with image data. */
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#ifdef WORDS_BIGENDIAN
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#define ARGB_TO_RGB(rgb, argb) \
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do { \
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rgb[0] = argb[1]; \
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rgb[1] = argb[2]; \
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rgb[2] = argb[3]; \
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} while (0)
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#define ARGB_EQUAL(argb1, argb2) \
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(argb1[1] == argb2[1] \
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&& argb1[2] == argb2[2] \
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&& argb1[3] == argb2[3])
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#else
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#define ARGB_TO_RGB(rgb, argb) \
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do { \
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rgb[0] = argb[2]; \
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rgb[1] = argb[1]; \
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rgb[2] = argb[0]; \
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} while (0)
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#define ARGB_EQUAL(argb1, argb2) \
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(argb1[0] == argb2[0] \
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&& argb1[1] == argb2[1] \
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&& argb1[2] == argb2[2])
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#endif
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#define NORMALIZE_PAGE_ARG(doc, first, last) \
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*first = MAX(1, *first); \
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if (*last <= 0) \
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*last = poppler_document_get_n_pages (doc); \
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else \
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*last = MIN(*last, poppler_document_get_n_pages (doc));
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/* png_jmpbuf is supposed to be not available in older versions of
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libpng. */
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#ifndef png_jmpbuf
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# define png_jmpbuf(png_ptr) ((png_ptr)->jmpbuf)
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#endif
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#ifndef HAVE_ERROR_H
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# define error(status, errno, fmt, args...) \
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do { \
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int error = (errno); \
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fflush (stdout); \
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fprintf (stderr, "%s: " fmt, PACKAGE_NAME, ## args); \
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if (error) \
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fprintf (stderr, ": %s", strerror (error)); \
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fprintf (stderr, "\n"); \
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exit (status); \
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} while (0)
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#endif
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#define internal_error(fmt, args...) \
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error (2, 0, "internal error in %s: " fmt, __func__, ## args)
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#define error_if_not(expr) \
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if (! (expr)) goto error;
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#define perror_if_not(expr, fmt, args...) \
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do { \
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if (! (expr)) \
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{ \
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printf_error_response ((fmt), ## args); \
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goto error; \
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} \
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} while (0)
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#define cerror_if_not(expr, error_msg, fmt, args...) \
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do { \
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if (! (expr)) \
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{ \
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if (error_msg) \
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*(error_msg) = g_strdup_printf((fmt), ## args); \
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goto error; \
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} \
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} while (0)
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/* Declare commands */
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#define DEC_CMD(name) \
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{#name, cmd_ ## name, cmd_ ## name ## _spec, \
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G_N_ELEMENTS (cmd_ ## name ## _spec)}
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#define DEC_CMD2(command, name) \
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{name, cmd_ ## command, cmd_ ## command ## _spec, \
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G_N_ELEMENTS (cmd_ ## command ## _spec)}
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/* Declare option */
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#define DEC_DOPT(name, type, sname) \
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{name, type, offsetof (document_options_t, sname)}
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enum suffix_char { NONE, COLON, NEWLINE};
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enum image_type { PPM, PNG };
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typedef struct
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{
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PopplerAnnotMapping *amap;
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gchar *key;
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} annotation_t;
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typedef enum
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{
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ARG_INVALID = 0,
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ARG_DOC,
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ARG_BOOL,
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ARG_STRING,
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ARG_NONEMPTY_STRING,
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ARG_NATNUM,
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ARG_EDGE,
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ARG_EDGE_OR_NEGATIVE,
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ARG_EDGES,
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ARG_EDGES_OR_POSITION,
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ARG_COLOR,
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ARG_REST
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} command_arg_type_t;
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typedef struct
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{
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const char *name;
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command_arg_type_t type;
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size_t offset;
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} document_option_t;
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typedef struct
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{
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PopplerColor bg, fg;
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gboolean usecolors;
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gboolean printed;
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} render_options_t;
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typedef struct
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{
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render_options_t render;
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} document_options_t;
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typedef struct
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{
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PopplerDocument *pdf;
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char *filename;
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char *passwd;
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struct
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{
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GHashTable *keys; /* key => page */
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GList **pages; /* page array */
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} annotations;
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document_options_t options;
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} document_t;
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typedef struct
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{
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command_arg_type_t type;
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union
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{
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gboolean flag;
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const char *string;
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long natnum;
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document_t *doc;
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gdouble edge;
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PopplerColor color;
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PopplerRectangle rectangle;
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#ifdef HAVE_POPPLER_ANNOT_MARKUP
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PopplerQuadrilateral quadrilateral;
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#endif
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struct
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{
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char * const *args;
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int nargs;
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} rest;
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} value;
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} command_arg_t;
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typedef struct
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{
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GHashTable *documents;
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} epdfinfo_t;
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typedef struct
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{
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const char *name;
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void (* execute) (const epdfinfo_t *ctxt, const command_arg_t *args);
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const command_arg_type_t *args_spec;
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int nargs;
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} command_t;
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/* Defined in poppler-hack.cc */
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#ifdef HAVE_POPPLER_ANNOT_WRITE
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extern void xpoppler_annot_set_rectangle (PopplerAnnot*, PopplerRectangle*);
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#endif
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extern gchar *xpoppler_annot_markup_get_created (PopplerAnnotMarkup*);
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#endif /* _EPDF_H_ */
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