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comparison light8/Fader.py @ 53:032b2b67bc10

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result of July 7th on-site editing
author dmcc
date Mon, 08 Jul 2002 14:31:20 +0000
parents 065896b0913c
children 3011c1028eb7
comparison
equal deleted inserted replaced
52:065896b0913c 53:032b2b67bc10
1 from Tix import * 1 from Tix import *
2 from time import time # time is on my side 2 from time import time # time is on my side
3 from util import subsetdict 3 from util import subsetdict
4 from FlyingFader import FlyingFader
4 5
5 # statuses are: 6 # statuses are:
6 # stopped - no cue is loaded 7 # stopped - no cue is loaded or cue is stopped
7 # running - cue is running, not complete 8 # running - cue is running, not complete
8 # halted - cue stops wherever it was, can't continue
9 # finished - cue is finished, next is loaded 9 # finished - cue is finished, next is loaded
10 10
11 stdfont = ('Arial', 10) 11 stdfont = ('Arial', 10)
12 12
13 class Fader(Frame): 13 class Fader(Frame):
14 'User interface for cue fader' 14 'User interface for cue fader'
15 def __init__(self, master, cues, scalelevels): 15 def __init__(self, master, cues, scalelevels):
16 self.master = master 16 self.master = master
17 self.cues = cues 17 self.cues = cues
18 self.scalelevels = scalelevels 18 self.scalelevels = scalelevels
19 self.time_start = 0
19 self.init_layout() 20 self.init_layout()
21 self.stop()
20 def init_layout(self): 22 def init_layout(self):
21 Frame.__init__(self, self.master) 23 Frame.__init__(self, self.master)
22 24
23 # info variables 25 # info variables
24 self.cuename = StringVar() 26 self.cuename = StringVar()
29 self.cuestatus = StringVar() # text description 31 self.cuestatus = StringVar() # text description
30 self.cuestatus.set("stopped") 32 self.cuestatus.set("stopped")
31 33
32 self.cuepercent = DoubleVar() # percent complete 34 self.cuepercent = DoubleVar() # percent complete
33 self.cuepercent.set(0) 35 self.cuepercent.set(0)
34 self.cuetime = StringVar() # time left 36 self.cuepercent.trace('w', self.update_percent)
35 self.cuetime.set('0 / 0') 37 self.cuetimeelapse = StringVar() # time elapsed
38 self.cuetimeelapse.set('0s')
39 self.cuetimeleft = StringVar() # time left
40 self.cuetimeleft.set('0s')
36 41
37 buttonframe = Frame(self) 42 buttonframe = Frame(self)
38 43
39 self.listbox = ScrolledListBox(buttonframe) 44 self.listbox = ScrolledListBox(buttonframe,
40 self.listbox.listbox.configure({'exportselection' : 0}) 45 command=self.update_selection)
46 self.listbox.listbox.configure({'exportselection' : 0,
47 'selectmode' : EXTENDED})
41 for c in self.cues: 48 for c in self.cues:
42 self.listbox.listbox.insert(END, c.name) 49 self.listbox.listbox.insert(END, c.name)
43 self.listbox.pack(side=TOP) 50 self.listbox.pack(side=TOP)
44 Button(buttonframe, text="Go", command=self.go).pack(side=LEFT) 51 self.listbox.listbox.bind("<<ListboxSelect>>", self.update_selection,
45 Button(buttonframe, text="Halt").pack(side=LEFT) 52 add=1)
46 Button(buttonframe, text="Clear").pack(side=LEFT) 53 Button(buttonframe, text="Go", command=self.go, font=stdfont,
54 bg='green').pack(side=LEFT)
55 Button(buttonframe, text="Stop", command=self.stop, font=stdfont,
56 bg='red').pack(side=LEFT)
57 Button(buttonframe, text="Prev", command=self.prev,
58 font=stdfont).pack(side=LEFT)
59 Button(buttonframe, text="Next", command=self.next,
60 font=stdfont).pack(side=LEFT)
47 61
48 infoframe = Frame(self) 62 infoframe = Frame(self)
49 Label(infoframe, textvariable=self.cuename, 63 Label(infoframe, textvariable=self.cuename,
50 font=('Arial', 12), bg='lightBlue').grid(columnspan=2, sticky=NE+SW) 64 font=('Arial', 12), bg='lightBlue').grid(columnspan=4, sticky=NE+SW)
51 65
52 Label(infoframe, text="Length", font=stdfont, 66 Label(infoframe, text="Length", font=stdfont,
53 bg='lightPink').grid(row=1, sticky=NE+SW) 67 bg='lightPink').grid(row=1, sticky=NE+SW)
54 Label(infoframe, textvariable=self.cuelength, 68 Label(infoframe, textvariable=self.cuelength,
55 font=stdfont).grid(row=1, column=1, sticky=NE+SW) 69 font=stdfont).grid(row=1, column=1, columnspan=3, sticky=NE+SW)
56 70
57 Label(infoframe, text="Target", font=stdfont, 71 Label(infoframe, text="Target", font=stdfont,
58 bg='lightPink', wraplength=50).grid(row=2, sticky=NE+SW) 72 bg='lightPink', wraplength=50).grid(row=2, sticky=NE+SW)
59 Label(infoframe, textvariable=self.cuetarget, 73 Label(infoframe, textvariable=self.cuetarget,
60 font=stdfont).grid(row=2, column=1, sticky=NE+SW) 74 font=stdfont).grid(row=2, column=1, columnspan=3, sticky=NE+SW)
61 75
62 Label(infoframe, text="Status", font=stdfont, 76 Label(infoframe, text="Status", font=stdfont,
63 bg='lightPink').grid(row=3, sticky=NE+SW) 77 bg='lightPink').grid(row=3, sticky=NE+SW)
64 Label(infoframe, textvariable=self.cuestatus, 78 Label(infoframe, textvariable=self.cuestatus,
65 font=stdfont).grid(row=3, column=1, sticky=NE+SW) 79 font=stdfont).grid(row=3, column=1, columnspan=3, sticky=NE+SW)
66 80
67 Label(infoframe, text="Time", font=stdfont, 81 Label(infoframe, text="Time Elapsed", font=stdfont,
68 bg='lightPink').grid(row=4, sticky=NE+SW) 82 bg='lightPink').grid(row=4, sticky=NE+SW)
69 Label(infoframe, textvariable=self.cuetime, 83 Label(infoframe, textvariable=self.cuetimeelapse,
70 font=stdfont).grid(row=4, column=1, sticky=NE+SW) 84 font=stdfont).grid(row=4, column=1, sticky=NE+SW)
71 85
86 Label(infoframe, text="Time Remain", font=stdfont,
87 bg='lightPink').grid(row=4, column=2, sticky=NE+SW)
88 Label(infoframe, textvariable=self.cuetimeleft,
89 font=stdfont).grid(row=4, column=3, sticky=NE+SW)
90
72 Label(infoframe, text="Percent Complete", font=stdfont, 91 Label(infoframe, text="Percent Complete", font=stdfont,
73 bg='lightPink').grid(row=5, sticky=NE+SW) 92 bg='lightPink').grid(row=5, column=0, sticky=NE+SW)
74 Label(infoframe, textvariable=self.cuepercent, 93 self.percentlabel = Label(infoframe,
75 font=stdfont).grid(row=5, column=1, sticky=NE+SW) 94 font=stdfont)
95 self.percentlabel.grid(row=5, column=1, columnspan=3, sticky=NE+SW)
96
97 s = Scale(infoframe, variable=self.cuepercent,
98 showvalue=0, length=220,
99 width=18, sliderlength=30,
100 to=100,res=.1,from_=0,bd=1, font=stdfont,
101 orient='horiz')
102 s.grid(row=6, columnspan=4, sticky='ew')
76 103
77 infoframe.pack(side=RIGHT, fill=BOTH, expand=1) 104 infoframe.pack(side=RIGHT, fill=BOTH, expand=1)
78 buttonframe.pack(side=BOTTOM) 105 buttonframe.pack(side=BOTTOM)
79 106
80 self.listbox.listbox.select_set(0) 107 self.listbox.listbox.select_set(0)
81 self.update_selection() 108 self.update_selection()
82 def update_selection(self): 109 def update_percent(self, *args):
110 if self.cuestatus.get() != 'running':
111 self.cuestatus.set("running")
112 self.time_start = time()
113 startlevels = dict([(k, v.get())
114 for k, v in self.scalelevels.items()])
115 self.current.start(startlevels, self.time_start)
116
117 percent = self.cuepercent.get()
118 self.percentlabel.config(text='%.1f%%' % percent)
119 percent /= 100
120
121 elapsed = percent * self.current.dur
122 self.cuetimeelapse.set('%.1fs' % elapsed)
123 self.cuetimeleft.set('%.1fs' % (self.current.dur - elapsed))
124 newlevels = self.current.get_levels(self.time_start + elapsed)
125 for ch, lev in newlevels.items():
126 try:
127 self.scalelevels[ch].set(lev / 100.0)
128 except KeyError:
129 pass
130
131 def update_selection(self, *args):
83 selection = int(self.listbox.listbox.curselection()[0]) # blech 132 selection = int(self.listbox.listbox.curselection()[0]) # blech
84 self.current = self.cues[selection] 133 self.current = self.cues[selection]
85 self.cuename.set(self.current.name) 134 self.cuename.set(self.current.name)
86 self.cuelength.set(self.current.dur) 135 self.cuelength.set(self.current.dur)
87 self.cuetarget.set(str(self.current.get_end_levels())) 136 target = ', '.join(['%s -> %.1f' % (n, lev)
137 for n, lev in self.current.get_end_levels().items()])
138 self.cuetarget.set(target)
139 self.cuetimeelapse.set('0s')
140 self.cuetimeleft.set('%.1fs' % self.current.dur)
141 self.cuepercent.set(0)
88 def go(self): 142 def go(self):
89 print 'Fade to', self.current.name 143 self.update_selection()
90 self.cuestatus.set("running") 144 self.cuestatus.set("running")
91 self.time_start = time() 145 self.time_start = time()
92 startlevels = dict([(k, v.get()) for k, v in self.scalelevels.items()]) 146 startlevels = dict([(k, v.get()) for k, v in self.scalelevels.items()])
93 self.current.start(startlevels, self.time_start) 147 self.current.start(startlevels, self.time_start)
94 self.running_loop() 148 self.running_loop()
149 def stop(self):
150 self.cuestatus.set('stopped')
151 def prev(self):
152 self.cuestatus.set('stopped')
153 selection = int(self.listbox.listbox.curselection()[0]) # blech
154 if selection != 0:
155 self.listbox.listbox.select_clear(selection)
156 self.listbox.listbox.select_set(selection - 1)
157 self.update_selection()
158 def next(self):
159 self.cuestatus.set('stopped')
160 selection = int(self.listbox.listbox.curselection()[0]) # blech
161 if selection != self.listbox.listbox.size() - 1:
162 self.listbox.listbox.select_clear(selection)
163 self.listbox.listbox.select_set(selection + 1)
164 self.update_selection()
95 def running_loop(self): 165 def running_loop(self):
166 if self.cuestatus.get() == 'stopped':
167 return
96 curtime = time() 168 curtime = time()
97 if (curtime - self.time_start) > self.current.dur: 169 elapsed = (curtime - self.time_start)
170 if elapsed > self.current.dur:
171 self.cuestatus.set('finished')
172 self.cuepercent.set(100)
173
174 # advance cues if okay
175 self.next()
98 return 176 return
99 newlevels = self.current.get_levels(time()) 177
100 print newlevels 178 self.cuepercent.set(100 * elapsed / self.current.dur)
101 self.after(30, self.running_loop) 179 self.after(30, self.running_loop)