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libsaria: Implement pause after N tracks 

I keep a counter that is decremented after every call to next().  When
it reaches zero, pause after loading the next song.

Signed-off-by: Bryan Schumaker <bjschuma@gmail.com>
This commit is contained in:
Bryan Schumaker 2012-04-02 08:28:20 -04:00
parent cb29bcba48
commit 2cdfbde9be
2 changed files with 37 additions and 0 deletions
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7
include/libsaria/deck.h
View File

@ -6,6 +6,11 @@
#include <list>
using namespace std;
enum AutoPauseType {
PS_NONE,
PS_AFTER_N,
};
namespace libsaria
{
@ -20,6 +25,8 @@ namespace libsaria
PlaylistRenderer *get_nth_renderer(unsigned int);
void add_to_nth_plist(unsigned int, list<Track *> &);
void tracks_removed(list<Track> &);
void set_pause_type(AutoPauseType, unsigned int);
AutoPauseType get_pause_type();
};

30
libsaria/playlist/deck.cpp
View File

@ -1,5 +1,6 @@
// Copyright (c) 2012 Bryan Schumaker.
#include <libsaria/playlist.h>
#include <libsaria/audio.h>
#include <libsaria/track.h>
#include <libsaria/print.h>
#include <libsaria/deck.h>
@ -12,6 +13,9 @@ static unsigned int max_playlists = 10;
static unsigned int num_static = 0;
static void (*on_new_playlist)(libsaria::Playlist *) = NULL;
static AutoPauseType pause_type;
static unsigned int pause_count = 0;
static list<libsaria::Playlist *> playlist_deck;
static libsaria::List recent_plist("Recent", PL_STATIC | PL_NO_DRAIN);
@ -45,6 +49,20 @@ libsaria::Playlist *find_nth_plist(unsigned int n)
return NULL;
}
static void check_pause()
{
switch(pause_type) {
case PS_AFTER_N:
if (pause_count == 0) {
libsaria::audio::pause();
pause_type = PS_NONE;
}
pause_count--;
default:
break;
}
}
namespace libsaria
{
@ -69,6 +87,7 @@ namespace libsaria
if (track) {
track->play_now();
list_recent_track(track);
check_pause();
}
if ((plist->get_size() == 0) && (plist->is_static() == false)) {
@ -156,4 +175,15 @@ namespace libsaria
(*it)->force_remove_tracks(track_ptrs);
}
void deck::set_pause_type(AutoPauseType type, unsigned int count)
{
pause_type = type;
pause_count = count;
}
AutoPauseType deck::get_pause_type()
{
return pause_type;
}
}; /* Namespace: libsaria */