20   def opsIsChannel(self, dir, chn):  argument
23   def opsGetRange(self, dir):  argument
24     return (0, self.min[dir], self.max[dir])
26   def opsSetRange(self, dir, min, max):  argument
27     self.min[dir] = min
28     self.max[dir] = max
30   def volumeToUser(self, info, dir, value):  argument
34       return self.min[dir]
35     n = (value - min) * (self.max[dir] - self.min[dir])
36     return self.min[dir] + (n + (max - min) / 2) / (max - min)
38   def volumeFromUser(self, info, dir, value):  argument
41     if self.max[dir] == self.min[dir]:
43     n = (value - self.min[dir]) * (max - min)
44     return min + (n + (self.max[dir] - self.min[dir]) / 2) / (self.max[dir] - self.min[dir])
71   def attachVolume(self, helem, dir):  argument
72     self.volume[dir] = helem
73     self.volumeinfo[dir] = HInfo(helem)
74     self.min[dir] = self.volumeinfo[dir].min
75     self.max[dir] = self.volumeinfo[dir].max
76 …self.volumearray[dir] = HValue(helem).getArray(self.volumeinfo[dir].type, self.volumeinfo[dir].cou…
78   def attachSwitch(self, helem, dir):  argument
79     self.switch[dir] = helem
80     self.switchinfo[dir] = HInfo(helem)
81 …self.switcharray[dir] = HValue(helem).getArray(self.switchinfo[dir].type, self.switchinfo[dir].cou…
100   def opsGetVolume(self, dir, chn):  argument
101     return (0, self.volumeToUser(self.volumeinfo[dir], dir, self.volumearray[dir][chn]))
103   def opsSetVolume(self, dir, chn, value):  argument
104     val = self.volumeFromUser(self.volumeinfo[dir], dir, value)
105     if self.volumearray[dir][chn] == val:
107     self.volumearray[dir][chn] = val
108     hv = HValue(self.volume[dir])
109     hv.setArray(self.volumeinfo[dir].type, self.volumearray[dir])
112   def opsGetSwitch(self, dir, chn):  argument
113     return (0, self.switcharray[dir][chn])
115   def opsSetSwitch(self, dir, chn, value):  argument
116     if self.switcharray[dir][chn] and value:
118     if not self.switcharray[dir][chn] and not value:
120     self.switcharray[dir] = int(value)
121     hv = HValue(self.switch[dir])
122     hv.setArray(self.switchinfo[dir].type, self.switcharray[dir])
148   def opsIsEnumerated(self, dir=-1):  argument
149     if dir < 0:
151     if dir == 0 and self.mycaps & self.CAP_PENUM:
153     if dir == 1 and self.mycaps & self.CAP_CENUM:
156   def opsIsEnumCnt(self, dir):  argument