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#include "mupdf/fitz.h"
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
static void usage(void)
{
fprintf(stderr,
"Usage: mutool trace [options] file [pages]\n"
"\t-p -\tpassword\n"
"\n"
"\t-W -\tpage width for EPUB layout\n"
"\t-H -\tpage height for EPUB layout\n"
"\t-S -\tfont size for EPUB layout\n"
"\t-U -\tfile name of user stylesheet for EPUB layout\n"
"\t-X\tdisable document styles for EPUB layout\n"
"\n"
"\t-d\tuse display list\n"
"\n"
"\tpages\tcomma separated list of page numbers and ranges\n"
);
exit(1);
}
static float layout_w = 450;
static float layout_h = 600;
static float layout_em = 12;
static char *layout_css = NULL;
static int layout_use_doc_css = 1;
static int use_display_list = 0;
static void runpage(fz_context *ctx, fz_document *doc, int number)
{
fz_page *page = NULL;
fz_display_list *list = NULL;
fz_device *dev = NULL;
fz_rect mediabox;
fz_var(page);
fz_var(list);
fz_var(dev);
fz_try(ctx)
{
page = fz_load_page(ctx, doc, number - 1);
fz_bound_page(ctx, page, &mediabox);
printf("<page number=\"%d\" mediabox=\"%g %g %g %g\">\n",
number, mediabox.x0, mediabox.y0, mediabox.x1, mediabox.y1);
dev = fz_new_trace_device(ctx, fz_stdout(ctx));
if (use_display_list)
{
list = fz_new_display_list_from_page(ctx, page);
fz_run_display_list(ctx, list, dev, &fz_identity, NULL, NULL);
}
else
{
fz_run_page(ctx, page, dev, &fz_identity, NULL);
}
printf("</page>\n");
}
fz_always(ctx)
{
fz_drop_display_list(ctx, list);
fz_drop_page(ctx, page);
fz_drop_device(ctx, dev);
}
fz_catch(ctx)
fz_rethrow(ctx);
}
static void runrange(fz_context *ctx, fz_document *doc, int count, const char *range)
{
int start, end, i;
while ((range = fz_parse_page_range(ctx, range, &start, &end, count)))
{
if (start < end)
for (i = start; i <= end; ++i)
runpage(ctx, doc, i);
else
for (i = start; i >= end; --i)
runpage(ctx, doc, i);
}
}
int mutrace_main(int argc, char **argv)
{
fz_context *ctx;
fz_document *doc = NULL;
char *password = "";
int i, c, count;
while ((c = fz_getopt(argc, argv, "p:W:H:S:U:Xd")) != -1)
{
switch (c)
{
default: usage(); break;
case 'p': password = fz_optarg; break;
case 'W': layout_w = fz_atof(fz_optarg); break;
case 'H': layout_h = fz_atof(fz_optarg); break;
case 'S': layout_em = fz_atof(fz_optarg); break;
case 'U': layout_css = fz_optarg; break;
case 'X': layout_use_doc_css = 0; break;
case 'd': use_display_list = 1; break;
}
}
if (fz_optind == argc)
usage();
ctx = fz_new_context(NULL, NULL, FZ_STORE_UNLIMITED);
if (!ctx)
{
fprintf(stderr, "cannot create mupdf context\n");
return EXIT_FAILURE;
}
fz_try(ctx)
{
fz_register_document_handlers(ctx);
if (layout_css)
{
fz_buffer *buf = fz_read_file(ctx, layout_css);
fz_set_user_css(ctx, fz_string_from_buffer(ctx, buf));
fz_drop_buffer(ctx, buf);
}
fz_set_use_document_css(ctx, layout_use_doc_css);
}
fz_catch(ctx)
{
fprintf(stderr, "cannot initialize mupdf: %s\n", fz_caught_message(ctx));
fz_drop_context(ctx);
return EXIT_FAILURE;
}
fz_var(doc);
fz_try(ctx)
{
for (i = fz_optind; i < argc; ++i)
{
doc = fz_open_document(ctx, argv[i]);
if (fz_needs_password(ctx, doc))
if (!fz_authenticate_password(ctx, doc, password))
fz_throw(ctx, FZ_ERROR_GENERIC, "cannot authenticate password: %s", argv[i]);
fz_layout_document(ctx, doc, layout_w, layout_h, layout_em);
printf("<document filename=\"%s\">\n", argv[i]);
count = fz_count_pages(ctx, doc);
if (i+1 < argc && fz_is_page_range(ctx, argv[i+1]))
runrange(ctx, doc, count, argv[++i]);
else
runrange(ctx, doc, count, "1-N");
printf("</document>\n");
fz_drop_document(ctx, doc);
doc = NULL;
}
}
fz_catch(ctx)
{
fprintf(stderr, "cannot run document: %s\n", fz_caught_message(ctx));
fz_drop_document(ctx, doc);
fz_drop_context(ctx);
return EXIT_FAILURE;
}
fz_drop_context(ctx);
return EXIT_SUCCESS;
}
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