def add_period(self, value, row=0, color=None):
"""Adds an annotated interval."""
begin, end, title = value
period = TimelineDelta(begin,
end,
title=title,
parent=self,
top=Track.whichTop(row))
self._tracks[period.track].periods.append(period)
return period
def import_csv(self, csvfileobject):
"""
Extracts info from a file object and stores it in memory in
order to display it on the timeline.
Refer to the `export` method to learn about input file format
and structure.
"""
# Clear previously stored info
self._tracks = []
self._selected = None
for row in csvfileobject:
if row[0] == "T":
track = Track(parent=self)
track.properties = row
self._tracks.append(track)
elif row[0] == "P":
period = TimelineDelta(0, parent=self)
period.properties = row
def mouseDoubleClickEvent(self, event):
if self._selected is not None and self._selected != self._pointer and self._selected.collide(event.x(), event.y()):
self._selected.showEditWindow()
elif event.y() > 20:
top = (event.y() - 20) // 34
y = top * 34 + 20
x = event.x() / self._scale
# time = TimelineDelta(x, x + 50 / self._scale, title='', top=y, parent=self)
time = TimelineDelta(x, x + 10, title='', top=y, parent=self)
self._tracks[time.track].periods.append(time)
self._selected = time
self._selected_track = self._selected.track
self.repaint()