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/*
* Copyright (C) 2009 Carlos Garcia Campos
* Copyright (C) 2000-2003 Marco Pesenti Gritti
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#pragma once
#if !defined (__EV_EVINCE_DOCUMENT_H_INSIDE__) && !defined (EVINCE_COMPILATION)
#error "Only <evince-document.h> can be included directly."
#endif
#include <glib-object.h>
#include <glib.h>
#include <gio/gio.h>
#include <gdk-pixbuf/gdk-pixbuf.h>
#include <cairo.h>
#include "ev-macros.h"
#include "ev-document-info.h"
#include "ev-page.h"
#include "ev-render-context.h"
G_BEGIN_DECLS
#define EV_TYPE_DOCUMENT (ev_document_get_type ())
EV_PUBLIC
G_DECLARE_DERIVABLE_TYPE (EvDocument, ev_document, EV, DOCUMENT, GObject)
#define EV_DOCUMENT_ERROR ev_document_error_quark ()
#define EV_DOC_MUTEX_LOCK (ev_document_doc_mutex_lock ())
#define EV_DOC_MUTEX_UNLOCK (ev_document_doc_mutex_unlock ())
typedef enum /*< flags >*/ {
EV_DOCUMENT_LOAD_FLAG_NONE = 0,
EV_DOCUMENT_LOAD_FLAG_NO_CACHE
} EvDocumentLoadFlags;
typedef enum
{
EV_DOCUMENT_ERROR_INVALID,
EV_DOCUMENT_ERROR_UNSUPPORTED_CONTENT,
EV_DOCUMENT_ERROR_ENCRYPTED
} EvDocumentError;
typedef struct _EvPoint EvPoint;
typedef struct _EvRectangle EvRectangle;
typedef struct _EvMapping EvMapping;
typedef struct _EvSourceLink EvSourceLink;
typedef struct _EvDocumentBackendInfo EvDocumentBackendInfo;
struct _EvPoint {
double x;
double y;
};
struct _EvDocumentBackendInfo
{
const gchar *name;
const gchar *version;
};
struct _EvDocumentClass
{
GObjectClass base_class;
/* Virtual Methods */
gboolean (* load) (EvDocument *document,
const char *uri,
GError **error);
gboolean (* save) (EvDocument *document,
const char *uri,
GError **error);
gint (* get_n_pages) (EvDocument *document);
EvPage * (* get_page) (EvDocument *document,
gint index);
void (* get_page_size) (EvDocument *document,
EvPage *page_index,
double *width,
double *height);
gchar * (* get_page_label) (EvDocument *document,
EvPage *page);
cairo_surface_t * (* render) (EvDocument *document,
EvRenderContext *rc);
GdkPixbuf * (* get_thumbnail) (EvDocument *document,
EvRenderContext *rc);
EvDocumentInfo * (* get_info) (EvDocument *document);
gboolean (* get_backend_info) (EvDocument *document,
EvDocumentBackendInfo *info);
gboolean (* support_synctex) (EvDocument *document);
/* GIO streams */
gboolean (* load_stream) (EvDocument *document,
GInputStream *stream,
EvDocumentLoadFlags flags,
GCancellable *cancellable,
GError **error);
gboolean (* load_gfile) (EvDocument *document,
GFile *file,
EvDocumentLoadFlags flags,
GCancellable *cancellable,
GError **error);
cairo_surface_t * (* get_thumbnail_surface) (EvDocument *document,
EvRenderContext *rc);
gboolean (* load_fd) (EvDocument *document,
int fd,
EvDocumentLoadFlags flags,
GCancellable *cancellable,
GError **error);
};
EV_PUBLIC
GQuark ev_document_error_quark (void);
/* Document mutex */
EV_PUBLIC
void ev_document_doc_mutex_lock (void);
EV_PUBLIC
void ev_document_doc_mutex_unlock (void);
EV_PUBLIC
gboolean ev_document_doc_mutex_trylock (void);
/* FontConfig mutex */
EV_PUBLIC
void ev_document_fc_mutex_lock (void);
EV_PUBLIC
void ev_document_fc_mutex_unlock (void);
EV_PUBLIC
gboolean ev_document_fc_mutex_trylock (void);
EV_PUBLIC
EvDocumentInfo *ev_document_get_info (EvDocument *document);
EV_PUBLIC
gboolean ev_document_get_backend_info (EvDocument *document,
EvDocumentBackendInfo *info);
EV_PUBLIC
gboolean ev_document_get_modified (EvDocument *document);
EV_PUBLIC
void ev_document_set_modified (EvDocument *document,
gboolean modified);
EV_PUBLIC
gboolean ev_document_load (EvDocument *document,
const char *uri,
GError **error);
EV_PUBLIC
gboolean ev_document_load_full (EvDocument *document,
const char *uri,
EvDocumentLoadFlags flags,
GError **error);
EV_PUBLIC
gboolean ev_document_load_stream (EvDocument *document,
GInputStream *stream,
EvDocumentLoadFlags flags,
GCancellable *cancellable,
GError **error);
EV_PUBLIC
gboolean ev_document_load_gfile (EvDocument *document,
GFile *file,
EvDocumentLoadFlags flags,
GCancellable *cancellable,
GError **error);
EV_PUBLIC
gboolean ev_document_load_fd (EvDocument *document,
int fd,
EvDocumentLoadFlags flags,
GCancellable *cancellable,
GError **error);
EV_PUBLIC
gboolean ev_document_save (EvDocument *document,
const char *uri,
GError **error);
EV_PUBLIC
gint ev_document_get_n_pages (EvDocument *document);
EV_PUBLIC
EvPage *ev_document_get_page (EvDocument *document,
gint index);
EV_PUBLIC
void ev_document_get_page_size (EvDocument *document,
gint page_index,
double *width,
double *height);
EV_PUBLIC
gchar *ev_document_get_page_label (EvDocument *document,
gint page_index);
EV_PUBLIC
cairo_surface_t *ev_document_render (EvDocument *document,
EvRenderContext *rc);
EV_PUBLIC
GdkPixbuf *ev_document_get_thumbnail (EvDocument *document,
EvRenderContext *rc);
EV_PUBLIC
cairo_surface_t *ev_document_get_thumbnail_surface (EvDocument *document,
EvRenderContext *rc);
EV_PUBLIC
guint64 ev_document_get_size (EvDocument *document);
EV_PUBLIC
const gchar *ev_document_get_uri (EvDocument *document);
EV_PUBLIC
const gchar *ev_document_get_title (EvDocument *document);
EV_PUBLIC
gboolean ev_document_is_page_size_uniform (EvDocument *document);
EV_PUBLIC
void ev_document_get_max_page_size (EvDocument *document,
gdouble *width,
gdouble *height);
EV_PUBLIC
void ev_document_get_min_page_size (EvDocument *document,
gdouble *width,
gdouble *height);
EV_PUBLIC
gboolean ev_document_check_dimensions (EvDocument *document);
EV_PUBLIC
gint ev_document_get_max_label_len (EvDocument *document);
EV_PUBLIC
gboolean ev_document_has_text_page_labels (EvDocument *document);
EV_PUBLIC
gboolean ev_document_find_page_by_label (EvDocument *document,
const gchar *page_label,
gint *page_index);
EV_PUBLIC
gboolean ev_document_has_synctex (EvDocument *document);
EV_PUBLIC
EvSourceLink *ev_document_synctex_backward_search
(EvDocument *document,
gint page_index,
gfloat x,
gfloat y);
EV_PUBLIC
EvMapping *ev_document_synctex_forward_search
(EvDocument *document,
EvSourceLink *source_link);
EV_PUBLIC
gint ev_rect_cmp (EvRectangle *a,
EvRectangle *b);
#define EV_TYPE_RECTANGLE (ev_rectangle_get_type ())
struct _EvRectangle
{
gdouble x1;
gdouble y1;
gdouble x2;
gdouble y2;
};
EV_PUBLIC
GType ev_rectangle_get_type (void) G_GNUC_CONST;
EV_PUBLIC
EvRectangle *ev_rectangle_new (void);
EV_PUBLIC
EvRectangle *ev_rectangle_copy (EvRectangle *ev_rect);
EV_PUBLIC
void ev_rectangle_free (EvRectangle *ev_rect);
struct _EvMapping {
EvRectangle area;
gpointer data;
};
#define EV_TYPE_SOURCE_LINK (ev_source_link_get_type ())
struct _EvSourceLink
{
gchar *filename;
gint line;
gint col;
};
EV_PUBLIC
GType ev_source_link_get_type (void) G_GNUC_CONST;
EV_PUBLIC
EvSourceLink *ev_source_link_new (const gchar *filename,
gint line,
gint col);
EV_PUBLIC
EvSourceLink *ev_source_link_copy (EvSourceLink *link);
EV_PUBLIC
void ev_source_link_free (EvSourceLink *link);
/* backends shall implement this function to be able to be opened by Evince
*/
EV_PUBLIC
GType ev_backend_query_type (void);
G_END_DECLS
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