src/thumb_standard.h

   1 /*
   2  * Geeqie
   3  * (C) 2006 John Ellis
   4  * Copyright (C) 2008 The Geeqie Team
   5  *
   6  * Author: John Ellis
   7  *
   8  * This software is released under the GNU General Public License (GNU GPL).
   9  * Please read the included file COPYING for more information.
  10  * This software comes with no warranty of any kind, use at your own risk!
  11  */
  12
  13
  14 #ifndef THUMB_STANDARD_H
  15 #define THUMB_STANDARD_H
  16
  17
  18 #define THUMB_FOLDER_GLOBAL ".thumbnails"
  19 #define THUMB_FOLDER_LOCAL  ".thumblocal"
  20 #define THUMB_FOLDER_NORMAL "normal"
  21 #define THUMB_FOLDER_LARGE  "large"
  22 #define THUMB_FOLDER_FAIL   "fail/" GQ_APPNAME_LC "-" VERSION
  23 #define THUMB_NAME_EXTENSION ".png"
  24
  25
  26 typedef struct _ThumbLoaderStd ThumbLoaderStd;
  27 typedef void (* ThumbLoaderStdFunc)(ThumbLoaderStd *tl, gpointer data);
  28
  29 struct _ThumbLoaderStd
  30 {
  31         gint standard_loader;
  32
  33         GdkPixbuf *pixbuf;
  34         ImageLoader *il;
  35
  36         gchar *source_path;
  37
  38         time_t source_mtime;
  39         off_t source_size;
  40         mode_t source_mode;
  41
  42         gchar *thumb_path;
  43         gchar *thumb_uri;
  44         const gchar *local_uri;
  45
  46         gint thumb_path_local;
  47
  48         gint requested_width;
  49         gint requested_height;
  50
  51         gint cache_enable;
  52         gint cache_local;
  53         gint cache_hit;
  54         gint cache_retry;
  55
  56         gdouble progress;
  57
  58         ThumbLoaderStdFunc func_done;
  59         ThumbLoaderStdFunc func_error;
  60         ThumbLoaderStdFunc func_progress;
  61
  62         gpointer data;
  63 };
  64
  65
  66 ThumbLoaderStd *thumb_loader_std_new(gint width, gint height);
  67 void thumb_loader_std_set_callbacks(ThumbLoaderStd *tl,
  68                                     ThumbLoaderStdFunc func_done,
  69                                     ThumbLoaderStdFunc func_error,
  70                                     ThumbLoaderStdFunc func_progress,
  71                                     gpointer data);
  72 void thumb_loader_std_set_cache(ThumbLoaderStd *tl, gint enable_cache, gint local, gint retry_failed);
  73 gint thumb_loader_std_start(ThumbLoaderStd *tl, const gchar *path);
  74 void thumb_loader_std_free(ThumbLoaderStd *tl);
  75
  76 GdkPixbuf *thumb_loader_std_get_pixbuf(ThumbLoaderStd *tl, gint with_fallback);
  77
  78
  79 /* validates a non local thumbnail file,
  80  * calling func_valid with the information when app is idle
  81  * for thumbnail's without a file: uri, validates against allowed_age in days
  82  */
  83 ThumbLoaderStd *thumb_loader_std_thumb_file_validate(const gchar *thumb_path, gint allowed_age,
  84                                                      void (*func_valid)(const gchar *path, gint valid, gpointer data),
  85                                                      gpointer data);
  86 void thumb_loader_std_thumb_file_validate_cancel(ThumbLoaderStd *tl);
  87
  88
  89 void thumb_std_maint_removed(const gchar *source);
  90 void thumb_std_maint_moved(const gchar *source, const gchar *dest);
  91
  92
  93 #endif