src/pan-timeline.c

   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 #include "main.h"
  14 #include "pan-types.h"
  15
  16
  17 void pan_timeline_compute(PanWindow *pw, const gchar *path, gint *width, gint *height)
  18 {
  19         GList *list;
  20         GList *work;
  21         gint x, y;
  22         time_t tc;
  23         gint total;
  24         gint count;
  25         PanItem *pi_month = NULL;
  26         PanItem *pi_day = NULL;
  27         gint month_start;
  28         gint day_start;
  29         gint x_width;
  30         gint y_height;
  31
  32         list = pan_list_tree(path, SORT_NONE, TRUE, pw->ignore_symlinks);
  33
  34         if (pw->cache_list && pw->exif_date_enable)
  35                 {
  36                 pw->cache_list = pan_cache_sort(pw->cache_list, SORT_NAME, TRUE);
  37                 list = filelist_sort(list, SORT_NAME, TRUE);
  38                 pan_cache_sync_date(pw, list);
  39                 }
  40
  41         pw->cache_list = pan_cache_sort(pw->cache_list, SORT_TIME, TRUE);
  42         list = filelist_sort(list, SORT_TIME, TRUE);
  43
  44         *width = PAN_BOX_BORDER * 2;
  45         *height = PAN_BOX_BORDER * 2;
  46
  47         x = 0;
  48         y = 0;
  49         month_start = y;
  50         day_start = month_start;
  51         x_width = 0;
  52         y_height = 0;
  53         tc = 0;
  54         total = 0;
  55         count = 0;
  56         work = list;
  57         while (work)
  58                 {
  59                 FileData *fd;
  60                 PanItem *pi;
  61
  62                 fd = work->data;
  63                 work = work->next;
  64
  65                 if (!pan_date_compare(fd->date, tc, PAN_DATE_LENGTH_DAY))
  66                         {
  67                         GList *needle;
  68                         gchar *buf;
  69
  70                         if (!pan_date_compare(fd->date, tc, PAN_DATE_LENGTH_MONTH))
  71                                 {
  72                                 pi_day = NULL;
  73
  74                                 if (pi_month)
  75                                         {
  76                                         x = pi_month->x + pi_month->width + PAN_BOX_BORDER;
  77                                         }
  78                                 else
  79                                         {
  80                                         x = PAN_BOX_BORDER;
  81                                         }
  82
  83                                 y = PAN_BOX_BORDER;
  84
  85                                 buf = pan_date_value_string(fd->date, PAN_DATE_LENGTH_MONTH);
  86                                 pi = pan_item_text_new(pw, x, y, buf,
  87                                                        PAN_TEXT_ATTR_BOLD | PAN_TEXT_ATTR_HEADING,
  88                                                        PAN_TEXT_BORDER_SIZE,
  89                                                        PAN_TEXT_COLOR, 255);
  90                                 g_free(buf);
  91                                 y += pi->height;
  92
  93                                 pi_month = pan_item_box_new(pw, file_data_new_simple(fd->path),
  94                                                             x, y, 0, 0,
  95                                                             PAN_BOX_OUTLINE_THICKNESS,
  96                                                             PAN_BOX_COLOR, PAN_BOX_ALPHA,
  97                                                             PAN_BOX_OUTLINE_COLOR, PAN_BOX_OUTLINE_ALPHA);
  98
  99                                 x += PAN_BOX_BORDER;
 100                                 y += PAN_BOX_BORDER;
 101                                 month_start = y;
 102                                 }
 103
 104                         if (pi_day) x = pi_day->x + pi_day->width + PAN_BOX_BORDER;
 105
 106                         tc = fd->date;
 107                         total = 1;
 108                         count = 0;
 109
 110                         needle = work;
 111                         while (needle)
 112                                 {
 113                                 FileData *nfd;
 114
 115                                 nfd = needle->data;
 116                                 if (pan_date_compare(nfd->date, tc, PAN_DATE_LENGTH_DAY))
 117                                         {
 118                                         needle = needle->next;
 119                                         total++;
 120                                         }
 121                                 else
 122                                         {
 123                                         needle = NULL;
 124                                         }
 125                                 }
 126
 127                         buf = pan_date_value_string(fd->date, PAN_DATE_LENGTH_WEEK);
 128                         pi = pan_item_text_new(pw, x, y, buf, PAN_TEXT_ATTR_NONE,
 129                                                PAN_TEXT_BORDER_SIZE,
 130                                                PAN_TEXT_COLOR, 255);
 131                         g_free(buf);
 132
 133                         y += pi->height;
 134
 135                         pi_day = pan_item_box_new(pw, file_data_new_simple(fd->path), x, y, 0, 0,
 136                                                   PAN_BOX_OUTLINE_THICKNESS,
 137                                                   PAN_BOX_COLOR, PAN_BOX_ALPHA,
 138                                                   PAN_BOX_OUTLINE_COLOR, PAN_BOX_OUTLINE_ALPHA);
 139
 140                         x += PAN_BOX_BORDER;
 141                         y += PAN_BOX_BORDER;
 142                         day_start = y;
 143                         }
 144
 145                 if (pw->size > PAN_IMAGE_SIZE_THUMB_LARGE)
 146                         {
 147                         pi = pan_item_image_new(pw, fd, x, y, 10, 10);
 148                         if (pi->width > x_width) x_width = pi->width;
 149                         y_height = pi->height;
 150                         }
 151                 else
 152                         {
 153                         pi = pan_item_thumb_new(pw, fd, x, y);
 154                         x_width = PAN_THUMB_SIZE;
 155                         y_height = PAN_THUMB_SIZE;
 156                         }
 157
 158                 pan_item_size_by_item(pi_day, pi, PAN_BOX_BORDER);
 159                 pan_item_size_by_item(pi_month, pi_day, PAN_BOX_BORDER);
 160
 161                 total--;
 162                 count++;
 163
 164                 if (total > 0 && count < PAN_GROUP_MAX)
 165                         {
 166                         y += y_height + PAN_THUMB_GAP;
 167                         }
 168                 else
 169                         {
 170                         x += x_width + PAN_THUMB_GAP;
 171                         x_width = 0;
 172                         count = 0;
 173
 174                         if (total > 0)
 175                                 y = day_start;
 176                         else
 177                                 y = month_start;
 178                         }
 179
 180                 pan_item_size_coordinates(pi_month, PAN_BOX_BORDER, width, height);
 181                 }
 182
 183         g_list_free(list);
 184 }