src/thumb_standard.h

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