142 lines
5.5 KiB
C
142 lines
5.5 KiB
C
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/* LIBPIKA - The PIKA Library
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* Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
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*
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* Thumbnail handling according to the Thumbnail Managing Standard.
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* https://specifications.freedesktop.org/thumbnail-spec/
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*
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* Copyright (C) 2001-2004 Sven Neumann <sven@gimp.org>
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* Michael Natterer <mitch@gimp.org>
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*
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* This library is free software: you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <https://www.gnu.org/licenses/>.
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*/
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#if !defined (__PIKA_THUMB_H_INSIDE__) && !defined (PIKA_THUMB_COMPILATION)
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#error "Only <libpikathumb/pikathumb.h> can be included directly."
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#endif
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#ifndef __PIKA_THUMBNAIL_H__
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#define __PIKA_THUMBNAIL_H__
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G_BEGIN_DECLS
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#define PIKA_TYPE_THUMBNAIL (pika_thumbnail_get_type ())
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#define PIKA_THUMBNAIL(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), PIKA_TYPE_THUMBNAIL, PikaThumbnail))
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#define PIKA_THUMBNAIL_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), PIKA_TYPE_THUMBNAIL, PikaThumbnailClass))
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#define PIKA_IS_THUMBNAIL(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), PIKA_TYPE_THUMBNAIL))
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#define PIKA_IS_THUMBNAIL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PIKA_TYPE_THUMBNAIL))
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#define PIKA_THUMBNAIL_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), PIKA_TYPE_THUMBNAIL, PikaThumbnailClass))
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typedef struct _PikaThumbnailPrivate PikaThumbnailPrivate;
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typedef struct _PikaThumbnailClass PikaThumbnailClass;
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/**
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* PikaThumbnail:
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*
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* All members of #PikaThumbnail are private and should only be accessed
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* using object properties.
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**/
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struct _PikaThumbnail
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{
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GObject parent_instance;
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PikaThumbnailPrivate *priv;
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/* FIXME MOVE TO PRIVATE */
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/*< private >*/
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PikaThumbState image_state;
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gchar *image_uri;
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gchar *image_filename;
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gint64 image_filesize;
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gint64 image_mtime;
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gint image_not_found_errno;
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gint image_width;
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gint image_height;
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gchar *image_type;
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gint image_num_layers;
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PikaThumbState thumb_state;
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PikaThumbSize thumb_size;
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gchar *thumb_filename;
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gint64 thumb_filesize;
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gint64 thumb_mtime;
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gchar *image_mimetype;
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};
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struct _PikaThumbnailClass
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{
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GObjectClass parent_class;
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/* Padding for future expansion */
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void (* _pika_reserved1) (void);
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void (* _pika_reserved2) (void);
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void (* _pika_reserved3) (void);
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void (* _pika_reserved4) (void);
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void (* _pika_reserved5) (void);
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void (* _pika_reserved6) (void);
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void (* _pika_reserved7) (void);
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void (* _pika_reserved8) (void);
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};
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GType pika_thumbnail_get_type (void) G_GNUC_CONST;
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PikaThumbnail * pika_thumbnail_new (void);
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void pika_thumbnail_set_uri (PikaThumbnail *thumbnail,
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const gchar *uri);
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gboolean pika_thumbnail_set_filename (PikaThumbnail *thumbnail,
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const gchar *filename,
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GError **error);
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gboolean pika_thumbnail_set_from_thumb (PikaThumbnail *thumbnail,
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const gchar *filename,
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GError **error);
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PikaThumbState pika_thumbnail_peek_image (PikaThumbnail *thumbnail);
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PikaThumbState pika_thumbnail_peek_thumb (PikaThumbnail *thumbnail,
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PikaThumbSize size);
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PikaThumbState pika_thumbnail_check_thumb (PikaThumbnail *thumbnail,
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PikaThumbSize size);
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GdkPixbuf * pika_thumbnail_load_thumb (PikaThumbnail *thumbnail,
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PikaThumbSize size,
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GError **error);
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gboolean pika_thumbnail_save_thumb (PikaThumbnail *thumbnail,
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GdkPixbuf *pixbuf,
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const gchar *software,
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GError **error);
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gboolean pika_thumbnail_save_thumb_local (PikaThumbnail *thumbnail,
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GdkPixbuf *pixbuf,
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const gchar *software,
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GError **error);
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gboolean pika_thumbnail_save_failure (PikaThumbnail *thumbnail,
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const gchar *software,
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GError **error);
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void pika_thumbnail_delete_failure (PikaThumbnail *thumbnail);
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void pika_thumbnail_delete_others (PikaThumbnail *thumbnail,
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PikaThumbSize size);
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gboolean pika_thumbnail_has_failed (PikaThumbnail *thumbnail);
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G_END_DECLS
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#endif /* __PIKA_THUMBNAIL_H__ */
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