annotate bin/curvecalc @ 698:2aac2ef23495

time cursor, control-p over curveviews Ignore-this: 4b3becacd1ea8ee86cf53a178ea851c4
author Drew Perttula <drewp@bigasterisk.com>
date Sun, 10 Jun 2012 04:03:00 +0000
parents 6e9b5ed1e863
children d12bc8919d6e
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1 #!bin/python
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2
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3 """
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4 now launches like this:
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5 % bin/curvecalc http://light9.bigasterisk.com/show/dance2007/song1
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8
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9 todo: curveview should preserve more objects, for speed maybe
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10
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11 """
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12 from __future__ import division
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13
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14 from twisted.internet import gtk2reactor
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15 gtk2reactor.install()
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16 from twisted.internet import reactor
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17
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18 import time, textwrap, os, optparse, urllib2, gtk, gobject, linecache
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19 import louie as dispatcher
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20 from twisted.python.util import sibpath
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21 from rdflib import URIRef
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22 from rdflib import Graph
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23 import rdflib
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24 import logging
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25 log = logging.getLogger()
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26
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27 import run_local
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28 from light9 import showconfig, prof
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29 from light9.curvecalc.zoomcontrol import Zoomcontrol
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30 from light9.curvecalc.curve import Curveset
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31 from light9.curvecalc import curveview
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32 from light9.curvecalc.musicaccess import Music, currentlyPlayingSong
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33 from light9.wavelength import wavelength
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34 from light9.uihelpers import toplevelat
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35 from light9.namespaces import L9
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36 from light9.curvecalc.subterm import read_all_subs, savekey, graphPathForSubterms
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37 from light9.curvecalc.subtermview import add_one_subterm
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38 from light9.curvecalc.output import Output
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39
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40 def makeGraph():
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41 graphOrig = showconfig.getGraph()
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42 graph = Graph() # a copy, since we're going to add subs into it
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43 for s in graphOrig:
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44 graph.add(s)
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45 read_all_subs(graph)
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46 return graph
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47
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48 class Main(object):
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49 def __init__(self, graph, opts, song, curveset, subterms, music):
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50 self.graph = graph
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51 self.music = music
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52 wtree = gtk.Builder()
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53 wtree.add_from_file(sibpath(__file__, "../light9/curvecalc/curvecalc.glade"))
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54 mainwin = wtree.get_object("MainWindow")
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55 mainwin.connect("destroy", gtk.main_quit)
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56 wtree.connect_signals(self)
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57 mainwin.show_all()
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58
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59 mainwin.connect("delete-event", lambda *args: reactor.crash())
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60 mainwin.set_title("curvecalc - %s" % graph.label(song))
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61
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62 self.add_subterms_for_song(song, curveset, subterms,
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63 wtree.get_object("subterms")
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64 )
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65
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66 def refreshCurveView():
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67 m = os.path.getmtime(curveview.__file__.replace('.pyc', '.py'))
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68
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69 if not hasattr(self, 'curvesetView') or self.curvesetView._mtime != m:
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70 print "reload curveview.py"
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71 curvesVBox = wtree.get_object("curves")
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72 [curvesVBox.remove(c) for c in curvesVBox.get_children()]
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73 try:
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74 linecache.clearcache()
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75 reload(curveview)
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76 # mem problem somewhere; need to hold a ref to this
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77 self.curvesetView = curveview.Curvesetview(
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78 curvesVBox, curveset)
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79 self.curvesetView._mtime = m
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80
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81 # curvesetview must already exist, since this
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82 # makes 'add_curve' signals for all the initial
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83 # curves
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84 curveset.load(basename=os.path.join(
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85 showconfig.curvesDir(),
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86 showconfig.songFilenameFromURI(song)),
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87 skipMusic=opts.skip_music)
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88 # this is scheduled after some tk shuffling, to
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89 # try to minimize the number of times we redraw
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90 # the curve at startup. If tk is very slow, it's
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91 # ok. You'll just get some wasted redraws.
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92 self.curvesetView.goLive()
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93 except Exception, e:
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94 print "reload failed:", e
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95 reactor.callLater(1, refreshCurveView)
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96 refreshCurveView()
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97
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98 self.makeStatusLines(wtree.get_object("status"))
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99
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100 #zc = Zoomcontrol(root)
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101
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102 def onPlayPause(self, item):
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103 # since the X coord in a curveview affects the handling, one
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104 # of them may be able to pick this up
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105 results = dispatcher.send("onPlayPause")
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106 times = [t for listener, t in results if t is not None]
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107 self.music.playOrPause(t=times[0] if times else None)
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108
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109 def onSave(self, *args):
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110 savekey(song, subterms, curveset)
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111
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112 def add_subterms_for_song(self, song, curveset, subterms, master):
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113 for st in self.graph.objects(song, L9['subterm']):
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114 log.info("song %s has subterm %s", song, st)
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115 add_one_subterm(self.graph,
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116 self.graph.value(st, L9['sub']),
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117 curveset,
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118 subterms,
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119 master,
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120 self.graph.value(st, L9['expression']))
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121 master.show_all()
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122
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123 def makeStatusLines(self, master):
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124 """various labels that listen for dispatcher signals"""
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125 for row, (signame, textfilter) in enumerate([
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126 ('input time', lambda t: "%.2fs"%t),
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127 ('output levels',
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128 lambda levels: textwrap.fill("; ".join(["%s:%.2f"%(n,v)
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129 for n,v in
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130 levels.items()[:5]
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131 if v>0]),70)),
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132 ('update period', lambda t: "%.1fms"%(t*1000)),
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133 ('update status', lambda x: str(x)),
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134 ]):
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135 key = gtk.Label("%s:" % signame)
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136 value = gtk.Label("")
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137 master.resize(row + 1, 2)
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138 master.attach(key, 0, 1, row, row + 1)
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139 master.attach(value, 1, 2, row, row + 1)
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140 key.set_alignment(1, 0)
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141 value.set_alignment(0, 0)
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142
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143 dispatcher.connect(lambda val, value=value, tf=textfilter:
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144 value.set_text(tf(val)),
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145 signame, weak=False)
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146 master.show_all()
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147
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148
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149 def onReloadSubs(self): # wants to be ctrl-r too
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150 dispatcher.send('reload all subs')
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151
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152 def onAddSubterm(self):
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153 uri = L9['sub/%s' % newname.get()]
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154 graph.add((uri, RDF.type, L9.Subterm))
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155 graph.add((uri, RDFS.label, Literal(newname.get())))
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156 add_one_subterm(graph, uri,
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157 curveset, subterms, ssv, None)
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158 if evt.state & 4: # control key modifier
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159 curveset.new_curve(newname.get())
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160 newname.set('')
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161
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162
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163 def main():
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164 startTime = time.time()
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165 parser = optparse.OptionParser()
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166 parser.set_usage("%prog [opts] [songURI]")
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167 parser.add_option("--sliders", action='store_true',
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168 help='use hardware sliders')
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169 parser.add_option("--skip-music", action='store_true',
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170 help="ignore music and smooth_music curve files")
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171 parser.add_option("--debug", action="store_true",
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172 help="log at DEBUG")
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173 parser.add_option("--startup-only", action='store_true',
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174 help="quit after loading everything (for timing tests)")
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175 opts, args = parser.parse_args()
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176
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177 logging.basicConfig(format="%(asctime)s %(levelname)-5s %(name)s %(filename)s:%(lineno)d: %(message)s")
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178 log.setLevel(logging.DEBUG if opts.debug else logging.INFO)
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179
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180 log.debug("startup: music %s", time.time() - startTime)
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181 try:
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182 song = URIRef(args[0])
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183 except IndexError:
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184 song = currentlyPlayingSong()
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185
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186 music=Music()
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187 graph = makeGraph()
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188
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189 curveset = Curveset(sliders=opts.sliders)
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190 subterms = []
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191
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192 subtermPath = graphPathForSubterms(song)
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193 try:
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194 graph.parse(subtermPath, format='n3')
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195 except urllib2.URLError, e:
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196 if e.reason.errno != 2:
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197 raise
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198 log.info("%s not found, starting with empty graph" % subtermPath)
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199
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200 log.debug("startup: output %s", time.time() - startTime)
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201 out = Output(subterms, music)
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202
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203 musicfilename = showconfig.songOnDisk(song)
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204 maxtime = wavelength(musicfilename)
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205 dispatcher.connect(lambda: maxtime, "get max time", weak=False)
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206
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207 start = Main(graph, opts, song, curveset, subterms, music)
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208
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209 dispatcher.send("max time", maxtime=maxtime)
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210 dispatcher.send("show all")
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211
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212 if opts.startup_only:
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213 log.debug("quitting now because of --startup-only")
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214 return
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215
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216 reactor.run()
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217
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218 main()