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#include "fitz-internal.h"
/* Yuck! Promiscuous we are. */
extern struct pdf_document *pdf_open_document(fz_context *ctx, char *filename);
extern struct xps_document *xps_open_document(fz_context *ctx, char *filename);
extern struct cbz_document *cbz_open_document(fz_context *ctx, char *filename);
extern struct pdf_document *pdf_open_document_with_stream(fz_context *ctx, fz_stream *file);
extern struct xps_document *xps_open_document_with_stream(fz_context *ctx, fz_stream *file);
extern struct cbz_document *cbz_open_document_with_stream(fz_context *ctx, fz_stream *file);
extern int pdf_js_supported(void);
static inline int fz_tolower(int c)
{
if (c >= 'A' && c <= 'Z')
return c + 32;
return c;
}
static inline int fz_strcasecmp(char *a, char *b)
{
while (fz_tolower(*a) == fz_tolower(*b))
{
if (*a++ == 0)
return 0;
b++;
}
return fz_tolower(*a) - fz_tolower(*b);
}
fz_document *
fz_open_document_with_stream(fz_context *ctx, char *magic, fz_stream *stream)
{
char *ext = strrchr(magic, '.');
if (ext)
{
if (!fz_strcasecmp(ext, ".xps") || !fz_strcasecmp(ext, ".rels"))
return (fz_document*) xps_open_document_with_stream(ctx, stream);
if (!fz_strcasecmp(ext, ".cbz") || !fz_strcasecmp(ext, ".zip"))
return (fz_document*) cbz_open_document_with_stream(ctx, stream);
if (!fz_strcasecmp(ext, ".pdf"))
return (fz_document*) pdf_open_document_with_stream(ctx, stream);
}
if (!strcmp(magic, "cbz") || !strcmp(magic, "application/x-cbz"))
return (fz_document*) cbz_open_document_with_stream(ctx, stream);
if (!strcmp(magic, "xps") || !strcmp(magic, "application/vnd.ms-xpsdocument"))
return (fz_document*) xps_open_document_with_stream(ctx, stream);
if (!strcmp(magic, "pdf") || !strcmp(magic, "application/pdf"))
return (fz_document*) pdf_open_document_with_stream(ctx, stream);
/* last guess: pdf */
return (fz_document*) pdf_open_document_with_stream(ctx, stream);
}
fz_document *
fz_open_document(fz_context *ctx, char *filename)
{
char *ext = strrchr(filename, '.');
if (ext)
{
if (!fz_strcasecmp(ext, ".xps") || !fz_strcasecmp(ext, ".rels"))
return (fz_document*) xps_open_document(ctx, filename);
if (!fz_strcasecmp(ext, ".cbz") || !fz_strcasecmp(ext, ".zip"))
return (fz_document*) cbz_open_document(ctx, filename);
if (!fz_strcasecmp(ext, ".pdf"))
return (fz_document*) pdf_open_document(ctx, filename);
}
/* last guess: pdf */
return (fz_document*) pdf_open_document(ctx, filename);
}
void
fz_close_document(fz_document *doc)
{
if (doc && doc->close)
doc->close(doc);
}
int
fz_needs_password(fz_document *doc)
{
if (doc && doc->needs_password)
return doc->needs_password(doc);
return 0;
}
int
fz_authenticate_password(fz_document *doc, char *password)
{
if (doc && doc->authenticate_password)
return doc->authenticate_password(doc, password);
return 1;
}
fz_outline *
fz_load_outline(fz_document *doc)
{
if (doc && doc->load_outline)
return doc->load_outline(doc);
return NULL;
}
int
fz_count_pages(fz_document *doc)
{
if (doc && doc->count_pages)
return doc->count_pages(doc);
return 0;
}
fz_page *
fz_load_page(fz_document *doc, int number)
{
if (doc && doc->load_page)
return doc->load_page(doc, number);
return NULL;
}
fz_link *
fz_load_links(fz_document *doc, fz_page *page)
{
if (doc && doc->load_links && page)
return doc->load_links(doc, page);
return NULL;
}
fz_rect
fz_bound_page(fz_document *doc, fz_page *page)
{
if (doc && doc->bound_page && page)
return doc->bound_page(doc, page);
return fz_empty_rect;
}
fz_annot *
fz_first_annot(fz_document *doc, fz_page *page)
{
if (doc && doc->first_annot && page)
return doc->first_annot(doc, page);
return NULL;
}
fz_annot *
fz_next_annot(fz_document *doc, fz_annot *annot)
{
if (doc && doc->next_annot && annot)
return doc->next_annot(doc, annot);
return NULL;
}
fz_rect
fz_bound_annot(fz_document *doc, fz_annot *annot)
{
if (doc && doc->bound_annot && annot)
return doc->bound_annot(doc, annot);
return fz_empty_rect;
}
void
fz_run_page_contents(fz_document *doc, fz_page *page, fz_device *dev, fz_matrix transform, fz_cookie *cookie)
{
if (doc && doc->run_page_contents && page)
doc->run_page_contents(doc, page, dev, transform, cookie);
}
void
fz_run_annot(fz_document *doc, fz_page *page, fz_annot *annot, fz_device *dev, fz_matrix transform, fz_cookie *cookie)
{
if (doc && doc->run_annot && page && annot)
doc->run_annot(doc, page, annot, dev, transform, cookie);
}
void
fz_run_page(fz_document *doc, fz_page *page, fz_device *dev, fz_matrix transform, fz_cookie *cookie)
{
fz_annot *annot;
fz_run_page_contents(doc, page, dev, transform, cookie);
if (cookie && cookie->progress_max != -1)
{
int count = 1;
for (annot = fz_first_annot(doc, page); annot; annot = fz_next_annot(doc, annot))
count++;
cookie->progress_max += count;
}
for (annot = fz_first_annot(doc, page); annot; annot = fz_next_annot(doc, annot))
{
/* Check the cookie for aborting */
if (cookie)
{
if (cookie->abort)
break;
cookie->progress++;
}
fz_run_annot(doc, page, annot, dev, transform, cookie);
}
}
void
fz_free_page(fz_document *doc, fz_page *page)
{
if (doc && doc->free_page && page)
doc->free_page(doc, page);
}
int
fz_meta(fz_document *doc, int key, void *ptr, int size)
{
if (doc && doc->meta)
return doc->meta(doc, key, ptr, size);
return FZ_META_UNKNOWN_KEY;
}
fz_transition *
fz_page_presentation(fz_document *doc, fz_page *page, float *duration)
{
float dummy;
if (duration)
*duration = 0;
else
duration = &dummy;
if (doc && doc->page_presentation && page)
return doc->page_presentation(doc, page, duration);
return NULL;
}
fz_interactive *fz_interact(fz_document *doc)
{
if (doc && doc->interact)
return doc->interact(doc);
return NULL;
}
int fz_javascript_supported()
{
return pdf_js_supported();
}
void
fz_write_document(fz_document *doc, char *filename, fz_write_options *opts)
{
if (doc && doc->write)
doc->write(doc, filename, opts);
}
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