Demo/sgi/audio_stdwin/vumeter.py

   1 #! /usr/bin/env python
   2
   3 import audio
   4 import stdwin
   5
   6 from VUMeter import VUMeter
   7 from WindowParent import WindowParent
   8 import MainLoop
   9
  10 NBUFS=20
  11 BUFSIZE = NBUFS*48
  12 SCALE=128
  13
  14 class MyVUMeter(VUMeter):
  15         def init_reactivity(self):
  16                 self.parent.need_mouse(self)
  17         def mouse_down(self, detail):
  18                 if self.enabled:
  19                         self.stop()
  20                 else:
  21                         self.start()
  22         def mouse_move(self, detail): pass
  23         def mouse_up(self, detail): pass
  24
  25 def main():
  26         audio.setrate(3)
  27         audio.setoutgain(0)
  28         w = WindowParent().create('VU Meter', (200, 100))
  29         v = MyVUMeter().define(w)
  30         v.start()
  31         w.realize()
  32         while 1:
  33                 w.dispatch(stdwin.getevent())
  34
  35 main()