shell/rb-play-order-random-equal-weights.c

   1 /*
   2  *  arch-tag: Implementation of random navigation method with equal weights for each song
   3  *
   4  *  Copyright (C) 2003 Jeffrey Yasskin <jyasskin@mail.utexas.edu>
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation; either version 2 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA.
  19  *
  20  */
  21
  22 #include "rb-play-order-random-equal-weights.h"
  23
  24 static void rb_random_play_order_equal_weights_class_init (RBRandomPlayOrderEqualWeightsClass *klass);
  25
  26 static double rb_random_equal_weights_get_entry_weight (RBRandomPlayOrder *rorder,
  27                                                         RhythmDB *db, RhythmDBEntry *entry);
  28
  29 G_DEFINE_TYPE (RBRandomPlayOrderEqualWeights,
  30                rb_random_play_order_equal_weights,
  31                RB_TYPE_RANDOM_PLAY_ORDER)
  32
  33 static void
  34 rb_random_play_order_equal_weights_class_init (RBRandomPlayOrderEqualWeightsClass *klass)
  35 {
  36         RBRandomPlayOrderClass *rorder;
  37
  38         rorder = RB_RANDOM_PLAY_ORDER_CLASS (klass);
  39         rorder->get_entry_weight = rb_random_equal_weights_get_entry_weight;
  40 }
  41
  42 RBPlayOrder *
  43 rb_random_play_order_equal_weights_new (RBShellPlayer *player)
  44 {
  45         RBRandomPlayOrderEqualWeights *rorder;
  46
  47         rorder = g_object_new (RB_TYPE_RANDOM_PLAY_ORDER_EQUAL_WEIGHTS,
  48                         "player", player,
  49                         NULL);
  50
  51         return RB_PLAY_ORDER (rorder);
  52 }
  53
  54 static void
  55 rb_random_play_order_equal_weights_init (RBRandomPlayOrderEqualWeights *porder)
  56 {
  57 }
  58
  59 static double
  60 rb_random_equal_weights_get_entry_weight (RBRandomPlayOrder *rorder, RhythmDB *db, RhythmDBEntry *entry)
  61 {
  62         return 1.0;
  63 }