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#include "mupdf/fitz.h"
/* Return non-null terminated pointers to key/value entries in comma separated
* option string. A plain key has the default value 'yes'. Use strncmp to compare
* key/value strings. */
static const char *
fz_get_option(fz_context *ctx, const char **key, const char **val, const char *opts)
{
if (!opts || *opts == 0)
return NULL;
if (*opts == ',')
++opts;
*key = opts;
while (*opts != 0 && *opts != ',' && *opts != '=')
++opts;
if (*opts == '=')
{
*val = ++opts;
while (*opts != 0 && *opts != ',')
++opts;
}
else
{
*val = "yes";
}
return opts;
}
int
fz_has_option(fz_context *ctx, const char *opts, const char *key, const char **val)
{
const char *straw;
int n = strlen(key);
while ((opts = fz_get_option(ctx, &straw, val, opts)))
if (!strncmp(straw, key, n) && (straw[n] == '=' || straw[n] == ',' || straw[n] == 0))
return 1;
return 0;
}
fz_document_writer *
fz_new_document_writer(fz_context *ctx, const char *path, const char *format, const char *options)
{
if (!format)
{
format = strrchr(path, '.');
if (!format)
fz_throw(ctx, FZ_ERROR_GENERIC, "cannot detect document format");
format += 1; /* skip the '.' */
}
if (!fz_strcasecmp(format, "cbz"))
return fz_new_cbz_writer(ctx, path, options);
#if FZ_ENABLE_PDF
if (!fz_strcasecmp(format, "pdf"))
return fz_new_pdf_writer(ctx, path, options);
#endif
fz_throw(ctx, FZ_ERROR_GENERIC, "unknown document format: %s", format);
}
void
fz_close_document_writer(fz_context *ctx, fz_document_writer *wri)
{
if (wri->close)
wri->close(ctx, wri);
wri->close = NULL;
}
void
fz_drop_document_writer(fz_context *ctx, fz_document_writer *wri)
{
if (wri->close)
wri->close(ctx, wri);
fz_free(ctx, wri);
}
fz_device *
fz_begin_page(fz_context *ctx, fz_document_writer *wri, const fz_rect *mediabox, fz_matrix *ctm)
{
return wri->begin_page(ctx, wri, mediabox, ctm);
}
void
fz_end_page(fz_context *ctx, fz_document_writer *wri, fz_device *dev)
{
wri->end_page(ctx, wri, dev);
}
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