2007-11-14 08:30:19 +00:00
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import logging
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2007-11-16 13:06:59 +00:00
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from GstDebugViewer import Data, GUI
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2007-11-14 08:30:19 +00:00
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from GstDebugViewer.Plugins import *
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import cairo
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import gtk
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def iter_model_reversed (model):
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count = model.iter_n_children (None)
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for i in xrange (count - 1, 0, -1):
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yield model[i]
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class LineFrequencySentinel (object):
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def __init__ (self, model):
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self.model = model
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2007-11-16 15:25:08 +00:00
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self.data = None
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self.partitions = None
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self.step = None
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2007-11-14 08:30:19 +00:00
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def _search_ts (self, target_ts, first_index, last_index):
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model_get = self.model.get
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model_iter_nth_child = self.model.iter_nth_child
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col_id = self.model.COL_TIME
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while True:
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middle = (last_index - first_index) // 2 + first_index
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if middle == first_index:
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return last_index
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ts = model_get (model_iter_nth_child (None, middle), col_id)[0]
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if ts < target_ts:
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first_index = middle + 1
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elif ts > target_ts:
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last_index = middle - 1
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else:
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return middle
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def run_for (self, n):
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if n == 0:
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raise ValueError ("illegal value for n")
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model = self.model
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result = []
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2007-11-16 15:25:08 +00:00
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partitions = []
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2007-11-14 08:30:19 +00:00
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last_ts = None
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for row in iter_model_reversed (self.model):
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last_ts = row[model.COL_TIME]
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if last_ts:
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last_index = row.path[0]
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break
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if last_ts is None:
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2007-11-16 15:25:08 +00:00
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return
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2007-11-14 08:30:19 +00:00
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step = int (float (last_ts) / float (n))
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first_index = 0
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target_ts = step
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old_found = 0
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while target_ts < last_ts:
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found = self._search_ts (target_ts, first_index, last_index)
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result.append (found - old_found)
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2007-11-16 15:25:08 +00:00
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partitions.append (found)
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2007-11-14 08:30:19 +00:00
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old_found = found
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first_index = found
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target_ts += step
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## count = 0
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## limit = step
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## for row in self.model:
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## ts = row[model.COL_TIME]
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## if ts is None:
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## continue
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## if ts > limit:
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## limit += step
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## result.append (count)
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## count = 0
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## count += 1
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2007-11-16 15:25:08 +00:00
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self.step = step
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self.data = result
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self.partitions = partitions
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2007-11-14 08:30:19 +00:00
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2007-11-16 13:06:59 +00:00
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class LevelDistributionSentinel (object):
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def __init__ (self, model):
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self.model = model
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2007-11-16 15:25:08 +00:00
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self.data = []
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2007-11-16 13:06:59 +00:00
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2007-11-16 15:25:08 +00:00
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def run_for (self, freq_sentinel):
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2007-11-16 13:06:59 +00:00
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model_get = self.model.get
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model_next = self.model.iter_next
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id_time = self.model.COL_TIME
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id_level = self.model.COL_LEVEL
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2007-11-16 15:25:08 +00:00
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result = []
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2007-11-16 13:06:59 +00:00
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i = 0
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2007-11-16 15:25:08 +00:00
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partitions_i = 0
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partitions = freq_sentinel.partitions
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2007-11-16 13:06:59 +00:00
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counts = [0] * 6
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tree_iter = self.model.get_iter_first ()
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while tree_iter:
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2007-11-16 15:25:08 +00:00
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level = model_get (tree_iter, id_level)[0]
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if i > partitions[partitions_i]:
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result.append (tuple (counts))
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2007-11-16 13:06:59 +00:00
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counts = [0] * 6
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2007-11-16 15:25:08 +00:00
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partitions_i += 1
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if partitions_i == len (partitions):
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# FIXME?
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break
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i += 1
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2007-11-16 13:06:59 +00:00
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counts[level] += 1
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tree_iter = model_next (tree_iter)
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# FIXME: We lose the last partition here!
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2007-11-16 15:25:08 +00:00
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self.data = result
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2007-11-16 13:06:59 +00:00
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2007-11-17 08:06:09 +00:00
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class TimelineWidget (gtk.DrawingArea):
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2007-11-14 08:30:19 +00:00
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2007-11-17 08:06:09 +00:00
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__gtype_name__ = "GstDebugViewerTimelineWidget"
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2007-11-14 08:30:19 +00:00
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def __init__ (self, sentinel = None):
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gtk.DrawingArea.__init__ (self)
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2007-11-17 08:06:09 +00:00
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self.logger = logging.getLogger ("ui.timeline")
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2007-11-14 08:30:19 +00:00
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self.sentinel = sentinel
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2007-11-16 13:06:59 +00:00
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self.level_dist_sentinel = None
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2007-11-14 08:30:19 +00:00
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self.connect ("expose-event", self.__handle_expose_event)
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self.connect ("configure-event", self.__handle_configure_event)
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self.connect ("size-request", self.__handle_size_request)
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def set_sentinel (self, sentinel):
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self.sentinel = sentinel
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2007-11-16 13:06:59 +00:00
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self.level_dist_sentinel = LevelDistributionSentinel (sentinel.model)
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2007-11-14 08:30:19 +00:00
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self.__redraw ()
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def __redraw (self):
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if not self.props.visible:
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return
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x, y, w, h = self.get_allocation ()
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self.offscreen = gtk.gdk.Pixmap (self.window, w, h, -1)
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self.__draw (self.offscreen)
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self.__update ()
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def __update (self):
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if not self.props.visible:
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return
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gc = gtk.gdk.GC (self.window)
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self.window.draw_drawable (gc, self.offscreen, 0, 0, 0, 0, -1, -1)
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def update_position (self, start_ts, end_ts):
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self.__update ()
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2007-11-16 15:25:08 +00:00
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position1 = int (float (start_ts) / self.sentinel.step)
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position2 = int (float (end_ts) / self.sentinel.step)
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2007-11-14 08:30:19 +00:00
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ctx = self.window.cairo_create ()
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x, y, w, h = self.get_allocation ()
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line_width = position2 - position1
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if line_width <= 1:
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2007-11-14 08:44:08 +00:00
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ctx.set_source_rgb (1., 0., 0.)
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2007-11-14 08:30:19 +00:00
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ctx.set_line_width (1.)
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ctx.move_to (position1 + .5, 0)
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ctx.line_to (position1 + .5, h)
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ctx.stroke ()
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else:
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2007-11-14 08:44:08 +00:00
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ctx.set_source_rgba (1., 0., 0., .5)
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2007-11-14 08:30:19 +00:00
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ctx.rectangle (position1, 0, line_width, h)
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ctx.fill ()
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2007-11-14 18:35:18 +00:00
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def find_indicative_time_step (self):
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MINIMUM_PIXEL_STEP = 32
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2007-11-16 15:25:08 +00:00
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time_per_pixel = self.sentinel.step
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return 32 # FIXME use self.sentinel.step and len (self.sentinel.data)
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2007-11-14 18:35:18 +00:00
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2007-11-14 08:30:19 +00:00
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def __draw (self, drawable):
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ctx = drawable.cairo_create ()
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x, y, w, h = self.get_allocation ()
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ctx.set_line_width (0.)
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ctx.rectangle (0, 0, w, h)
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ctx.set_source_rgb (1., 1., 1.)
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ctx.fill ()
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ctx.new_path ()
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2007-11-14 13:49:03 +00:00
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ctx.set_line_width (1.)
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2007-11-14 18:35:18 +00:00
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ctx.set_source_rgb (.95, .95, .95)
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2007-11-14 13:49:03 +00:00
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for i in range (h // 16):
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y = i * 16 - .5
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ctx.move_to (0, y)
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ctx.line_to (w, y)
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ctx.stroke ()
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2007-11-14 18:35:18 +00:00
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pixel_step = self.find_indicative_time_step ()
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ctx.set_source_rgb (.9, .9, .9)
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for i in range (w // pixel_step):
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x = i * pixel_step - .5
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ctx.move_to (x, 0)
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ctx.line_to (x, h)
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ctx.stroke ()
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2007-11-16 15:25:08 +00:00
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if self.sentinel and not self.sentinel.data:
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2007-11-14 08:30:19 +00:00
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if w > 15:
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self.logger.debug ("running sentinel for width %i", w)
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2007-11-16 13:06:59 +00:00
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self.__update_sentinel_data (w)
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2007-11-14 08:30:19 +00:00
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else:
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2007-11-16 15:25:08 +00:00
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self.logger.debug ("not running sentinel: widget width too small (%i)", w)
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2007-11-14 08:30:19 +00:00
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return
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2007-11-16 15:25:08 +00:00
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if self.sentinel is None:
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2007-11-14 08:30:19 +00:00
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self.logger.debug ("not redrawing: no sentinel set")
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return
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2007-11-16 15:25:08 +00:00
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maximum = max (self.sentinel.data)
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2007-11-16 13:06:59 +00:00
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2007-11-14 08:30:19 +00:00
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ctx.set_source_rgb (0., 0., 0.)
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2007-11-16 15:25:08 +00:00
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self.__draw_graph (ctx, w, h, maximum, self.sentinel.data)
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2007-11-16 13:06:59 +00:00
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theme = GUI.LevelColorThemeTango ()
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2007-11-16 15:25:08 +00:00
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dist_data = self.level_dist_sentinel.data
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2007-11-16 13:06:59 +00:00
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2007-11-19 08:59:52 +00:00
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def cumulative_level_counts (*levels):
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for level_counts in dist_data:
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yield sum ((level_counts[level] for level in levels))
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level = Data.debug_level_info
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levels_prev = (Data.debug_level_log, Data.debug_level_debug,)
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ctx.set_source_rgb (*(theme.colors_float (level)[1]))
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self.__draw_graph (ctx, w, h, maximum,
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list (cumulative_level_counts (level, *levels_prev)))
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2007-11-16 13:06:59 +00:00
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level = Data.debug_level_debug
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2007-11-19 08:59:52 +00:00
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levels_prev = (Data.debug_level_log,)
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2007-11-16 13:06:59 +00:00
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ctx.set_source_rgb (*(theme.colors_float (level)[1]))
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2007-11-19 08:59:52 +00:00
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self.__draw_graph (ctx, w, h, maximum,
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list (cumulative_level_counts (level, *levels_prev)))
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2007-11-16 13:06:59 +00:00
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level = Data.debug_level_log
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ctx.set_source_rgb (*(theme.colors_float (level)[1]))
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self.__draw_graph (ctx, w, h, maximum, [counts[level] for counts in dist_data])
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2007-11-19 08:59:52 +00:00
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# Draw error and warning triangle indicators:
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2007-11-16 13:56:57 +00:00
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for level in (Data.debug_level_warning, Data.debug_level_error,):
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ctx.set_source_rgb (*(theme.colors_float (level)[1]))
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for i, counts in enumerate (dist_data):
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if counts[level] == 0:
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continue
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SIZE = 8
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ctx.move_to (i - SIZE // 2, 0)
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ctx.line_to (i + SIZE // 2, 0)
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ctx.line_to (i, SIZE / 1.41)
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ctx.close_path ()
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ctx.fill ()
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2007-11-16 13:06:59 +00:00
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def __draw_graph (self, ctx, w, h, maximum, data):
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2007-11-16 15:25:08 +00:00
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if not data:
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return
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2007-11-16 13:06:59 +00:00
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from operator import add
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heights = [h * float (d) / maximum for d in data]
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ctx.move_to (0, h)
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2007-11-14 08:30:19 +00:00
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for i in range (len (heights)):
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ctx.line_to (i - .5, h - heights[i] + .5)
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#ctx.rectangle (i - .5, h - heights[i] + .5, i + 1, h)
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ctx.line_to (i, h)
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ctx.close_path ()
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ctx.fill ()
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def __handle_expose_event (self, self_, event):
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self.__redraw ()
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return True
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2007-11-16 13:06:59 +00:00
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def __update_sentinel_data (self, width):
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2007-11-16 15:25:08 +00:00
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self.logger.debug ("updating sentinel data for width %i", width)
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self.sentinel.run_for (width)
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self.logger.debug ("updating level distribution data")
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self.level_dist_sentinel.run_for (self.sentinel)
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if not self.level_dist_sentinel.data:
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self.logger.warning ("no level distribution data sensed")
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self.logger.debug ("sentinel update complete")
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2007-11-16 13:06:59 +00:00
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2007-11-14 08:30:19 +00:00
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def __handle_configure_event (self, self_, event):
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2007-11-16 15:25:08 +00:00
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self.logger.debug ("widget size configured to %ix%i",
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event.width, event.height)
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2007-11-14 08:30:19 +00:00
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if event.width < 16:
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2007-11-16 15:25:08 +00:00
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return False
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2007-11-14 08:30:19 +00:00
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if self.sentinel:
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2007-11-16 13:06:59 +00:00
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self.__update_sentinel_data (event.width)
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2007-11-14 08:30:19 +00:00
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# FIXME: Is this done automatically?
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self.queue_draw ()
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return False
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def __handle_size_request (self, self_, req):
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# FIXME:
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req.height = 64
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2007-11-17 08:06:09 +00:00
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class TimelineFeature (FeatureBase):
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2007-11-14 08:30:19 +00:00
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2007-11-17 08:06:09 +00:00
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state_section_name = "timeline"
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2007-11-14 08:30:19 +00:00
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def __init__ (self):
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2007-11-17 08:06:09 +00:00
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self.action_group = gtk.ActionGroup ("TimelineActions")
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self.action_group.add_toggle_actions ([("show-timeline",
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None, _("_Timeline"))])
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2007-11-14 08:30:19 +00:00
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def attach (self, window):
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self.log_model = window.log_model
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2007-11-16 08:28:23 +00:00
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self.log_filter = window.log_filter
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2007-11-14 08:30:19 +00:00
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self.log_view = window.log_view
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ui = window.ui_manager
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ui.insert_action_group (self.action_group, 0)
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self.merge_id = ui.new_merge_id ()
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ui.add_ui (self.merge_id, "/menubar/ViewMenu/ViewMenuAdditions",
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2007-11-17 08:06:09 +00:00
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"ViewTimeline", "show-timeline",
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2007-11-14 08:30:19 +00:00
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gtk.UI_MANAGER_MENUITEM, False)
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box = window.get_top_attach_point ()
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2007-11-17 08:06:09 +00:00
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self.timeline = TimelineWidget ()
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self.timeline.add_events (gtk.gdk.ALL_EVENTS_MASK) # FIXME
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self.timeline.connect ("button-press-event", self.handle_density_button_press_event)
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self.timeline.connect ("motion-notify-event", self.handle_density_motion_notify_event)
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box.pack_start (self.timeline, False, False, 0)
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self.timeline.hide ()
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2007-11-14 08:30:19 +00:00
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window.widgets.log_view_scrolled_window.props.vadjustment.connect ("value-changed",
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self.handle_log_view_adjustment_value_changed)
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handler = self.handle_show_action_toggled
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2007-11-17 08:06:09 +00:00
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self.action_group.get_action ("show-timeline").connect ("toggled", handler)
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2007-11-14 08:30:19 +00:00
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window.sentinels.append (self.sentinel_process)
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def detach (self, window):
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window.sentinels.remove (self.sentinel_process)
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window.ui_manager.remove_ui (self.merge_id)
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self.merge_id = None
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# FIXME: Remove action group from ui manager!
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2007-11-17 08:06:09 +00:00
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self.timeline.destroy ()
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self.timeline = None
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2007-11-14 08:30:19 +00:00
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def sentinel_process (self):
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2007-11-17 08:06:09 +00:00
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if self.action_group.get_action ("show-timeline").props.active:
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2007-11-14 08:30:19 +00:00
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sentinel = LineDensitySentinel (self.log_model)
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2007-11-17 08:06:09 +00:00
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self.timeline.set_sentinel (sentinel)
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2007-11-14 08:30:19 +00:00
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def handle_log_view_adjustment_value_changed (self, adj):
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# FIXME: If not visible, disconnect this handler!
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2007-11-17 08:06:09 +00:00
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if not self.timeline.props.visible:
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2007-11-14 08:30:19 +00:00
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return
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start_path, end_path = self.log_view.get_visible_range ()
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ts1 = self.log_model.get (self.log_model.get_iter (start_path),
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self.log_model.COL_TIME)[0]
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ts2 = self.log_model.get (self.log_model.get_iter (end_path),
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self.log_model.COL_TIME)[0]
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2007-11-17 08:06:09 +00:00
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self.timeline.update_position (ts1, ts2)
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2007-11-14 08:30:19 +00:00
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def handle_show_action_toggled (self, action):
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show = action.props.active
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if show:
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2007-11-17 08:06:09 +00:00
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self.timeline.show ()
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if self.timeline.sentinel is None:
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2007-11-14 08:30:19 +00:00
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sentinel = LineFrequencySentinel (self.log_model)
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2007-11-17 08:06:09 +00:00
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self.timeline.set_sentinel (sentinel)
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2007-11-14 08:30:19 +00:00
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else:
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2007-11-17 08:06:09 +00:00
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self.timeline.hide ()
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2007-11-14 08:30:19 +00:00
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def handle_density_button_press_event (self, widget, event):
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if event.button != 1:
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return True
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pos = int (event.x)
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self.goto_density (pos)
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return False
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def handle_density_motion_notify_event (self, widget, event):
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if not event.state & gtk.gdk.BUTTON1_MASK:
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return True
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pos = int (event.x)
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self.goto_density (pos)
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return False
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def goto_density (self, pos):
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2007-11-17 08:06:09 +00:00
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data = self.timeline.sentinel.data
|
2007-11-14 08:30:19 +00:00
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if not data:
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return True
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count = 0
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for i in range (pos):
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count += data[i]
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row = self.log_model[count]
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self.log_view.scroll_to_cell ((count,), use_align = True, row_align = .5)
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return False
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class Plugin (PluginBase):
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2007-11-17 08:06:09 +00:00
|
|
|
features = [TimelineFeature]
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