lib/service/servicemp3.cpp

   1 #include <lib/base/eerror.h>
   2 #include <lib/base/object.h>
   3 #include <lib/base/ebase.h>
   4 #include <string>
   5 #include <lib/service/servicemp3.h>
   6 #include <lib/service/service.h>
   7 #include <lib/base/init_num.h>
   8 #include <lib/base/init.h>
   9
  10 // eServiceFactoryMP3
  11
  12 eServiceFactoryMP3::eServiceFactoryMP3(): ref(0)
  13 {
  14         ePtr<eServiceCenter> sc;
  15
  16         eServiceCenter::getInstance(sc);
  17         if (sc)
  18                 sc->addServiceFactory(eServiceFactoryMP3::id, this);
  19 }
  20
  21 eServiceFactoryMP3::~eServiceFactoryMP3()
  22 {
  23         ePtr<eServiceCenter> sc;
  24
  25         eServiceCenter::getInstance(sc);
  26         if (sc)
  27                 sc->removeServiceFactory(eServiceFactoryMP3::id);
  28 }
  29
  30 DEFINE_REF(eServiceFactoryMP3)
  31
  32         // iServiceHandler
  33 RESULT eServiceFactoryMP3::play(const eServiceReference &ref, ePtr<iPlayableService> &ptr)
  34 {
  35                 // check resources...
  36         ptr = new eServiceMP3(ref.path.c_str());
  37         return 0;
  38 }
  39
  40 RESULT eServiceFactoryMP3::record(const eServiceReference &ref, ePtr<iRecordableService> &ptr)
  41 {
  42         ptr=0;
  43         return -1;
  44 }
  45
  46 RESULT eServiceFactoryMP3::list(const eServiceReference &, ePtr<iListableService> &ptr)
  47 {
  48         ptr=0;
  49         return -1;
  50 }
  51
  52 // eServiceMP3
  53
  54
  55 void eServiceMP3::test_end()
  56 {
  57         eDebug("end of mp3!");
  58         stop();
  59 }
  60
  61 eServiceMP3::eServiceMP3(const char *filename): ref(0), filename(filename), test(eApp)
  62 {
  63         m_state = stIdle;
  64         eDebug("SERVICEMP3 construct!");
  65 }
  66
  67 eServiceMP3::~eServiceMP3()
  68 {
  69         eDebug("SERVICEMP3 destruct!");
  70         if (m_state == stRunning)
  71                 stop();
  72 }
  73
  74 DEFINE_REF(eServiceMP3);
  75
  76 RESULT eServiceMP3::connectEvent(const Slot2<void,iPlayableService*,int> &event, ePtr<eConnection> &connection)
  77 {
  78         connection = new eConnection(this, m_event.connect(event));
  79         return 0;
  80 }
  81
  82 RESULT eServiceMP3::start()
  83 {
  84         assert(m_state == stIdle);
  85
  86         m_state = stRunning;
  87
  88         printf("mp3 starts\n");
  89         printf("MP3: %s start\n", filename.c_str());
  90         test.start(1000, 1);
  91         CONNECT(test.timeout, eServiceMP3::test_end);
  92         m_event(this, evStart);
  93         return 0;
  94 }
  95
  96 RESULT eServiceMP3::stop()
  97 {
  98         assert(m_state != stIdle);
  99         if (m_state == stStopped)
 100                 return -1;
 101         test.stop();
 102         printf("MP3: %s stop\n", filename.c_str());
 103         m_state = stStopped;
 104         m_event(this, evEnd);
 105         return 0;
 106 }
 107
 108 RESULT eServiceMP3::getIPausableService(ePtr<iPauseableService> &ptr) { ptr=this; return 0; }
 109
 110                 // iPausableService
 111 RESULT eServiceMP3::pause() { printf("mp3 pauses!\n"); return 0; }
 112 RESULT eServiceMP3::unpause() { printf("mp3 unpauses!\n"); return 0; }
 113
 114 RESULT eServiceMP3::getIServiceInformation(ePtr<iServiceInformation>&i) { i = this; return 0; }
 115
 116 RESULT eServiceMP3::getName(eString &name)
 117 {
 118         name = "MP3 File: " + filename;
 119         return 0;
 120 }
 121
 122 eAutoInitPtr<eServiceFactoryMP3> init_eServiceFactoryMP3(eAutoInitNumbers::service+1, "eServiceFactoryMP3");