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eog-image.h

/* Eye Of Gnome - Image 
 *
 * Copyright (C) 2007 The Free Software Foundation
 *
 * Author: Lucas Rocha <lucasr@gnome.org>
 *
 * 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 of the License, 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

#ifndef __EOG_IMAGE_H__
#define __EOG_IMAGE_H__

#include "eog-jobs.h"
#include "eog-window.h"
#include "eog-transform.h"
#include "eog-image-save-info.h"

#include <glib.h>
#include <glib-object.h>
#include <libgnomevfs/gnome-vfs.h>
#include <gdk-pixbuf/gdk-pixbuf.h>

#ifdef HAVE_EXIF
#include <libexif/exif-data.h>
#endif

#ifdef HAVE_LCMS
#include <lcms.h>
#endif

#ifdef HAVE_EXEMPI
#include <exempi/xmp.h>
#endif

G_BEGIN_DECLS

#ifndef __EOG_IMAGE_DECLR__
#define __EOG_IMAGE_DECLR__
typedef struct _EogImage EogImage;
#endif
typedef struct _EogImageClass EogImageClass;
typedef struct _EogImagePrivate EogImagePrivate;

#define EOG_TYPE_IMAGE            (eog_image_get_type ())
#define EOG_IMAGE(obj)            (G_TYPE_CHECK_INSTANCE_CAST((obj), EOG_TYPE_IMAGE, EogImage))
#define EOG_IMAGE_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST((klass),  EOG_TYPE_IMAGE, EogImageClass))
#define EOG_IS_IMAGE(obj)         (G_TYPE_CHECK_INSTANCE_TYPE((obj), EOG_TYPE_IMAGE))
#define EOG_IS_IMAGE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),  EOG_TYPE_IMAGE))
#define EOG_IMAGE_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS((obj),  EOG_TYPE_IMAGE, EogImageClass))

typedef enum {
      EOG_IMAGE_DATA_IMAGE     = 1 << 0,
      EOG_IMAGE_DATA_DIMENSION = 1 << 1,
      EOG_IMAGE_DATA_EXIF      = 1 << 2,
      EOG_IMAGE_DATA_XMP       = 1 << 3
} EogImageData;

#define EOG_IMAGE_DATA_ALL  (EOG_IMAGE_DATA_IMAGE |     \
                       EOG_IMAGE_DATA_DIMENSION | \
                       EOG_IMAGE_DATA_EXIF |      \
                       EOG_IMAGE_DATA_XMP)

typedef enum {
      EOG_IMAGE_ERROR_SAVE_NOT_LOCAL,
      EOG_IMAGE_ERROR_NOT_LOADED,
      EOG_IMAGE_ERROR_VFS,
      EOG_IMAGE_ERROR_FILE_EXISTS,
      EOG_IMAGE_ERROR_TMP_FILE_FAILED,
      EOG_IMAGE_ERROR_GENERIC,
      EOG_IMAGE_ERROR_UNKNOWN
} EogImageError;

#define EOG_IMAGE_ERROR eog_image_error_quark ()

typedef enum {
      EOG_IMAGE_STATUS_UNKNOWN,
      EOG_IMAGE_STATUS_LOADING,
      EOG_IMAGE_STATUS_LOADED,
      EOG_IMAGE_STATUS_FAILED
} EogImageStatus;

struct _EogImage {
      GObject parent;

      EogImagePrivate *priv;
};

struct _EogImageClass {
      GObjectClass parent_class;

      void (* changed)     (EogImage *img);

      void (* size_prepared)     (EogImage *img, 
                            int       width, 
                            int       height);

      void (* thumbnail_changed) (EogImage *img);

      void (* save_progress)     (EogImage *img, 
                            gfloat    progress);
};

GType           eog_image_get_type               (void) G_GNUC_CONST;

GQuark            eog_image_error_quark              (void);

EogImage         *eog_image_new                      (const char *txt_uri);

EogImage         *eog_image_new_uri                  (GnomeVFSURI *uri);

gboolean          eog_image_load                     (EogImage   *img, 
                                            guint       data2read,
                                            EogJob     *job, 
                                            GError    **error);

void              eog_image_cancel_load              (EogImage   *img);

gboolean          eog_image_has_data                 (EogImage   *img, 
                                            guint       data);

void              eog_image_data_ref                 (EogImage   *img);

void              eog_image_data_unref               (EogImage   *img);

void              eog_image_set_thumbnail            (EogImage   *img, 
                                            GdkPixbuf  *pixbuf);

gboolean          eog_image_save_as_by_info          (EogImage   *img, 
                                                  EogImageSaveInfo *source, 
                                                  EogImageSaveInfo *target, 
                                                  GError    **error);

gboolean          eog_image_save_by_info             (EogImage   *img, 
                                            EogImageSaveInfo *source, 
                                            GError    **error);

GdkPixbuf*        eog_image_get_pixbuf               (EogImage   *img);

GdkPixbuf*        eog_image_get_thumbnail            (EogImage   *img);

void              eog_image_get_size                 (EogImage   *img, 
                                            gint       *width, 
                                            gint       *height);

GnomeVFSFileSize  eog_image_get_bytes                (EogImage   *img);

gboolean          eog_image_is_modified              (EogImage   *img);

void              eog_image_modified                 (EogImage   *img);

const gchar*      eog_image_get_caption              (EogImage   *img);

const gchar      *eog_image_get_collate_key          (EogImage   *img);

gpointer          eog_image_get_exif_info            (EogImage   *img);

gpointer          eog_image_get_xmp_info             (EogImage   *img);

GnomeVFSURI*      eog_image_get_uri                  (EogImage   *img);

gchar*            eog_image_get_uri_for_display      (EogImage   *img);

void              eog_image_transform                (EogImage   *img, 
                                          EogTransform *trans,
                                          EogJob     *job);

#ifdef HAVE_EXIF
void              eog_image_autorotate               (EogImage   *img);
#endif

#ifdef HAVE_LCMS
cmsHPROFILE       eog_image_get_profile              (EogImage    *img);

void              eog_image_apply_display_profile    (EogImage    *img,
                                          cmsHPROFILE  display_profile);
#endif

void              eog_image_undo                     (EogImage   *img);

GList        *eog_image_get_supported_mime_types (void);

gboolean          eog_image_is_supported_mime_type   (const char *mime_type);

G_END_DECLS

#endif /* __EOG_IMAGE_H__ */

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