source/xinestream.h

   1 #ifndef XINESTREAM_H_
   2 #define XINESTREAM_H_
   3
   4 #include <string>
   5 #include <xine.h>
   6 #include <msp/core/mutex.h>
   7 #include <msp/strings/lexicalcast.h>
   8 #include <msp/time/timedelta.h>
   9
  10 class XineEngine;
  11
  12 class XineStream
  13 {
  14 public:
  15         enum State
  16         {
  17                 STOPPED,
  18                 PAUSED,
  19                 PLAYING
  20         };
  21
  22         sigc::signal<void, State> signal_state_changed;
  23         sigc::signal<void, const std::string &> signal_title_changed;
  24         sigc::signal<void, const Msp::Time::TimeDelta &> signal_duration_changed;
  25         sigc::signal<void, const Msp::Time::TimeDelta &> signal_position_changed;
  26
  27 private:
  28         XineEngine &engine;
  29         xine_stream_t *stream;
  30         xine_event_queue_t *queue;
  31         Msp::Mutex mutex;
  32         State state;
  33         std::string title;
  34         Msp::Time::TimeDelta duration;
  35         Msp::Time::TimeDelta position;
  36
  37 public:
  38         XineStream(XineEngine &, const std::string &);
  39         ~XineStream();
  40
  41         Msp::Mutex &get_mutex() { return mutex; }
  42         State get_state() const { return state; }
  43         const Msp::Time::TimeDelta &get_duration() const { return duration; }
  44         const Msp::Time::TimeDelta &get_position() const { return position; }
  45         const std::string &get_title() const { return title; }
  46
  47         void play();
  48         void seek(const Msp::Time::TimeDelta &);
  49         void pause();
  50         void stop();
  51 private:
  52         void set_state(State);
  53
  54 public:
  55         void tick();
  56 private:
  57         void update_info();
  58         void handle_event(const xine_event_t &);
  59 };
  60
  61 void operator<<(Msp::LexicalConverter &, XineStream::State);
  62 void operator>>(const Msp::LexicalConverter &, XineStream::State &);
  63
  64 #endif