970 lines
33 KiB
Python
970 lines
33 KiB
Python
import os,sys
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from itertools import izip
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import pygtk
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import gobject
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import gtk
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import fluents
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from system import logger
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import matplotlib
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from matplotlib.backends.backend_gtkagg import FigureCanvasGTKAgg as FigureCanvas
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from matplotlib.backend_bases import NavigationToolbar2,cursors
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from matplotlib.backends.backend_gtk import FileChooserDialog,cursord
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from matplotlib.widgets import SubplotTool,RectangleSelector
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from matplotlib.axes import Subplot
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from matplotlib.figure import Figure
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from matplotlib import cm,cbook
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from pylab import Polygon
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from matplotlib.collections import LineCollection
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from matplotlib.mlab import prctile
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import networkx
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import scipy
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# global active mode. Used by toolbars to communicate correct mode
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active_mode = 'DEFAULT'
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class ObjectTable:
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"""A 2D table of elements."""
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def __init__(self, xsize=0, ysize=0, creator=None):
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self._elements = []
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self._creator = creator or (lambda : None)
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self.xsize = xsize
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self.ysize = ysize
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self.resize(xsize, ysize)
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def resize(self, xsize, ysize):
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"""Resizes the table by removing and creating elements as required."""
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# Delete or append new rows
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del self._elements[ysize:]
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new_rows = ysize - len(self._elements)
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self._elements.extend([list() for i in range(new_rows)])
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# Delete or append new columns
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for row in self._elements:
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del row[xsize:]
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new_elems = xsize - len(row)
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row.extend([self._creator() for i in range(new_elems)])
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def __getitem__(self, index):
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x, y = index
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return self._elements[y][x]
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def __setitem__(self, index, value):
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x, y = index
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self._elements[y][x] = value
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class ViewFrame (gtk.Frame):
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"""
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A ViewFrame is a gtk bin that contains a view.
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The ViewFrame is either active or inactive, and belongs to a group of
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VeiwFrames of which only one can be active at any time.
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"""
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def __init__(self, view_frames):
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gtk.Frame.__init__(self)
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self.focused = False
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self.view_frames = view_frames
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self.empty_view = EmptyView()
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self._button_event = None
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view_frames.append(self)
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if len(view_frames) == 1:
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self.focus()
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else:
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self.focused = True
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self.unfocus()
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# Get dropped views
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self.drag_dest_set(gtk.DEST_DEFAULT_ALL,
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[("GTK_TREE_MODEL_ROW", gtk.TARGET_SAME_APP, 7)],
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gtk.gdk.ACTION_LINK)
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self.connect("drag-data-received", self.on_drag_data_received)
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# Set view
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self._view = self.empty_view
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self._view.connect("button-press-event", self.on_button_press_event)
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self.add(self._view)
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self._view.show()
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self.show()
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def focus(self):
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"""Gets focus and ensures that no other window is in focus."""
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if self.focused:
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self.emit('focus-changed', self, True)
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return self
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for frame in self.view_frames:
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frame.unfocus()
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self.set_shadow_type(gtk.SHADOW_IN)
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self.focused = True
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self.emit('focus-changed', self, True)
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return self
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def unfocus(self):
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"""Removes focus from the ViewFrame. Does nothing if unfocused."""
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if not self.focused:
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return
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self.set_shadow_type(gtk.SHADOW_OUT)
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self.focused = False
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self.emit('focus-changed', self, False)
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def set_view(self, view):
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"""Set view to view or to empty view if parameter is None"""
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# if None is passed, use empty view
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if view == None:
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view = self.empty_view
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# do nothing if the view is already there
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if view == self._view:
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return
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# detach view from current parent
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view_parent = view.get_parent()
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if view_parent:
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view_parent.set_view(None)
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# switch which widget we are listening to
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if self._button_event:
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self._view.disconnect(self._button_event)
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self._button_event = view.connect("button-press-event",
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self.on_button_press_event)
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# remove old view, set new view
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self._view.hide()
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self.remove(self._view)
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self.add(view)
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view.show()
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self._view = view
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def get_view(self):
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"""Returns current view, or None if the empty view is set."""
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if self._view == self.empty_view:
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return None
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return self._view
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def on_button_press_event(self, widget, event):
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if not self.focused:
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self.focus()
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def on_drag_data_received(self, widget, drag_context, x, y,
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selection, info, timestamp):
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treestore, path = selection.tree_get_row_drag_data()
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iter = treestore.get_iter(path)
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obj = treestore.get_value(iter, 2)
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if isinstance(obj, Plot):
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self.set_view(obj)
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self.focus()
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class MainView (gtk.Notebook):
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def __init__(self):
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gtk.Notebook.__init__(self)
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self.set_show_tabs(False)
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self.set_show_border(False)
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self._view_frames = []
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self._views = ObjectTable(2, 2, lambda : ViewFrame(self._view_frames))
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self._small_views = gtk.Table(2, 2, True)
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self._small_views.set_col_spacings(4)
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self._small_views.set_row_spacings(4)
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self._large_view = ViewFrame(list())
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self.update_small_views()
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for vf in self._view_frames:
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vf.connect('focus-changed', self.on_view_focus_changed)
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self.append_page(self._small_views)
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self.append_page(self._large_view)
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self.show()
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self.set_current_page(0)
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def __getitem__(self, x, y):
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return self._views[x, y]
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def update_small_views(self):
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for x in range(self._views.xsize):
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for y in range(self._views.ysize):
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child = self._views[x,y]
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self._small_views.attach(child, x, x+1, y, y+1)
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def get_active_small_view(self):
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for vf in self._view_frames:
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if vf.focused:
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return vf
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return None
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def goto_large(self):
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if self.get_current_page() == 1:
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return
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vf = self.get_active_small_view()
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view = vf.get_view()
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vf.set_view(None)
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self._large_view.set_view(view)
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self.set_current_page(1)
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def goto_small(self):
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if self.get_current_page() == 0:
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return
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vf = self.get_active_small_view()
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view = self._large_view.get_view()
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self._large_view.set_view(None)
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vf.set_view(view)
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self.set_current_page(0)
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def insert_view(self, view):
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if self.get_current_page() == 0:
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vf = self.get_active_small_view()
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else:
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vf = self._large_view
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vf.set_view(view)
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def set_all_plots(self, plots):
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for vf in self._view_frames:
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if plots:
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vf.set_view(plots.pop())
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else:
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vf.set_view(None)
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def show(self):
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for vf in self._view_frames:
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vf.show()
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self._small_views.show()
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gtk.Notebook.show(self)
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def on_view_focus_changed(self, widget, vf, focused):
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if focused:
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self.emit('view-changed', vf)
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class Plot (gtk.Frame):
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def __init__(self, title):
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gtk.Frame.__init__(self)
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self.title = title
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self.sel_obj = None
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self.selection_listener = None
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self.fig = Figure()
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self.canvas = FigureCanvas(self.fig)
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self.set_shadow_type(gtk.SHADOW_NONE)
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self._background = None
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self._sel_sensitive = True
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self.canvas.add_events(gtk.gdk.ENTER_NOTIFY_MASK)
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def set_selection_sensitive(self,event):
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if event:
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if event.get_active():
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logger.log('debug','Selection freezed')
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self._sel_sensitive = False
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else:
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logger.log('debug','Selections active')
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self._sel_sensitive = True
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def get_title(self):
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return self.title
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def selection_changed(self, selection):
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if not self._sel_sensitive or not self.get_property('visible'):
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return
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self.set_current_selection(selection)
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def set_selection_listener(self, listener):
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"""Allow project to listen to selections.
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The selection will propagate back to all plots through the
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selection_changed() method. The listener will be called as
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listener(dimension_name, ids).
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"""
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self.selection_listener = listener
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def get_toolbar(self):
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return None
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class EmptyView (Plot):
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def __init__(self):
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Plot.__init__(self, 'Empty view')
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label = gtk.Label('No view')
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ebox = gtk.EventBox()
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ebox.add(label)
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self.add(ebox)
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label.show()
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ebox.show()
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self.show()
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class LineViewPlot(Plot):
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"""Line view of current selection, no interaction
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Only works on 2d-arrays
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input:
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-- major_axis : dim_number for line dim (see scipy.ndarray for axis def.)
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-- minor_axis : needs definition only for higher order arrays
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ps: slow (cant get linecollection and blit to work)
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"""
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def __init__(self, dataset, major_axis=1, minor_axis=None, name="Line view"):
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self.use_blit = False
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self._last_index = []
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self._data = dataset.asarray()
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self.dataset = dataset
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Plot.__init__(self, name)
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self.ax = self.fig.add_subplot(111)
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self.ax.set_title(self.get_title())
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self.current_dim = self.dataset.get_dim_name(major_axis)
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if len(self._data.shape)==2 and not minor_axis:
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minor_axis = major_axis-1
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#initial draw
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x_axis = scipy.arange(self._data.shape[minor_axis])
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self.line_segs=[]
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for xi in range(self._data.shape[major_axis]):
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yi = self._data.take([xi], major_axis)
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self.line_segs.append([(xx,yy) for xx,yy in izip(x_axis,yi)])
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#background
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xax = scipy.arange(self._data.shape[0])
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verts_0 = [] #100,0
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verts_1 = [] # 90,10
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verts_2 = [] # 75,25
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med = []
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for i in xax:
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pp = prctile(self._data[i,:], [0.,5.,25,50.,75.,95.,100])
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verts_0.append((i,pp[0]))
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verts_1.append((i,pp[1]))
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verts_2.append((i,pp[2]))
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for i in xax[::-1]:
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pp = prctile(self._data[i,:], [0.,5.,25,50.,75.,95.,100])
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verts_0.append((i, pp[-1]))
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verts_1.append((i, pp[-2]))
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verts_2.append((i, pp[-3]))
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med.append(pp[3])
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bck0 = Polygon(verts_0, alpha=.15, lw=0)
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bck1 = Polygon(verts_1, alpha=.15, lw=0)
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bck2 = Polygon(verts_2, alpha=.15, lw=0)
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self.ax.add_patch(bck0)
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self.ax.add_patch(bck1)
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self.ax.add_patch(bck2)
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self.ax.plot(xax,med, 'b')
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self.ax.autoscale_view()
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self.add(self.canvas)
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self.canvas.show()
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#FIXME: Lineview plot cannot do selections -> disable in toolbar
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self._toolbar = PlotToolbar(self.canvas,self)
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self._toolbar.chk.connect ('toggled' , self.set_selection_sensitive)
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self.canvas.mpl_connect('resize_event', self.clear_background)
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def get_toolbar(self):
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return self._toolbar
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def clear_background(self, event):
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self._background = None
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def set_current_selection(self, selection):
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ids = selection[self.current_dim] # current identifiers
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index = self.dataset.get_indices(self.current_dim, ids)
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if self.use_blit:
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if self._background is None:
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self._bbox = self.ax.bbox.deepcopy()
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self._background = self.canvas.copy_from_bbox(self.ax.bbox)
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self.canvas.restore_region(self._background)
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if len(index)>0: # do we have a selection
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if len(self.ax.collections)>0:
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self.ax.collections = []
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segs = [self.line_segs[i] for i in index]
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line_coll = LineCollection(segs, colors=(1,0,0,1))
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line_coll.set_clip_box(self.ax.bbox)
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self.ax.update_datalim(line_coll.get_verts(self.ax.transData))
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self._toolbar.forward()
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if self.use_blit:
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self.ax.draw_artist(line_coll)
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#print "\nLine collection clip box:"
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line_coll.get_clip_box().get_bounds()
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#print "\nLine collection bbox:"
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#print self.ax.bbox.get_bounds()
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#print "Background bbox:"
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#print self._bbox.get_bounds()
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#self.canvas.blit(self._bbox)
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self.canvas.blit()
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#self.ax.draw_artist(line_coll)
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else:
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self.ax.add_collection(line_coll)
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self.canvas.draw()
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class ScatterMarkerPlot(Plot):
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"""The ScatterMarkerPlot is faster than regular scatterplot, but
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has no color and size options."""
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def __init__(self, dataset_1, dataset_2, id_dim, sel_dim, id_1, id_2,s=6, name="Scatter plot"):
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Plot.__init__(self, name)
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self.use_blit = False
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self._background = None
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self.ax = self.fig.add_subplot(111)
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self.ax.axhline(0, color='k', lw=1., zorder=1)
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self.ax.axvline(0, color='k', lw=1., zorder=1)
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self.current_dim = id_dim
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self.dataset_1 = dataset_1
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self.ms = s
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self._selection_line = None
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x_index = dataset_1[sel_dim][id_1]
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y_index = dataset_2[sel_dim][id_2]
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self.xaxis_data = dataset_1._array[:, x_index]
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self.yaxis_data = dataset_2._array[:, y_index]
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self.ax.plot(self.xaxis_data, self.yaxis_data, 'o', markeredgewidth=0, markersize=s)
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self.ax.set_title(self.get_title())
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self.add(self.canvas)
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self.canvas.show()
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# add toolbar
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self._toolbar = PlotToolbar(self.canvas, self)
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self._toolbar.chk.connect ('toggled', self.set_selection_sensitive)
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self._toolbar.set_property('show-arrow', False)
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self._toolbar.set_select_callback(self.rectangle_select_callback)
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def get_toolbar(self):
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return self._toolbar
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def rectangle_select_callback(self, x1, y1, x2, y2):
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ydata = self.yaxis_data
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xdata = self.xaxis_data
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# find indices of selected area
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if x1>x2:
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x1, x2 = x2, x1
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if y1>y2:
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y1, y2 = y2, y1
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assert x1<=x2
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assert y1<=y2
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index = scipy.nonzero((xdata>x1) & (xdata<x2) & (ydata>y1) & (ydata<y2))[0]
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ids = self.dataset_1.get_identifiers(self.current_dim, index)
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self.selection_listener(self.current_dim, ids)
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def set_current_selection(self, selection):
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ids = selection[self.current_dim] # current identifiers
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index = self.dataset_1.get_indices(self.current_dim, ids)
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if self.use_blit:
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if self._background is None:
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self._background = self.canvas.copy_from_bbox(self.ax.bbox)
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self.canvas.restore_region(self._background)
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if not len(index)>0:
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return
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xdata_new = self.xaxis_data.take(index) #take data
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ydata_new = self.yaxis_data.take(index)
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#remove old selection
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if self._selection_line:
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self.ax.lines.remove(self._selection_line)
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self._selection_line, = self.ax.plot(xdata_new, ydata_new,marker='o', markersize=self.ms, linestyle=None, markerfacecolor='r')
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self._toolbar.forward() #update data lims before draw
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if self.use_blit:
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self.ax.draw_artist(self._selection_line)
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self.canvas.blit()
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else:
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self.canvas.draw()
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class ScatterPlot(Plot):
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"""The ScatterPlot is slower than scattermarker, but has size option."""
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def __init__(self, dataset_1, dataset_2, id_dim, sel_dim, id_1, id_2,c='b',s=30,sel_dim_2=None, name="Scatter plot"):
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Plot.__init__(self, name)
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self.use_blit = False
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self.ax = self.fig.add_subplot(111)
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self.current_dim = id_dim
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self.dataset_1 = dataset_1
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x_index = dataset_1[sel_dim][id_1]
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if sel_dim_2:
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y_index = dataset_2[sel_dim_2][id_2]
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else:
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y_index = dataset_2[sel_dim][id_2]
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self.xaxis_data = dataset_1._array[:, x_index]
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self.yaxis_data = dataset_2._array[:, y_index]
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lw = scipy.zeros(self.xaxis_data.shape)
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sc = self.ax.scatter(self.xaxis_data, self.yaxis_data, s=s, c=c, linewidth=lw, edgecolor='k', alpha=.6, cmap = cm.jet)
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if len(c)>1:
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|
self.fig.colorbar(sc,ticks=[], fraction=.05)
|
|
self.ax.axhline(0, color='k', lw=1., zorder=1)
|
|
self.ax.axvline(0, color='k', lw=1., zorder=1)
|
|
self.ax.set_title(self.get_title())
|
|
# collection
|
|
self.coll = self.ax.collections[0]
|
|
|
|
# add canvas to widget
|
|
self.add(self.canvas)
|
|
self.canvas.show()
|
|
|
|
# create toolbar
|
|
self._toolbar = PlotToolbar(self.canvas, self)
|
|
self._toolbar.chk.connect ('toggled' , self.set_selection_sensitive)
|
|
self._toolbar.set_property('show-arrow', False)
|
|
self._toolbar.set_select_callback(self.rectangle_select_callback)
|
|
|
|
def get_toolbar(self):
|
|
return self._toolbar
|
|
|
|
def rectangle_select_callback(self, x1, y1, x2, y2):
|
|
ydata = self.yaxis_data
|
|
xdata = self.xaxis_data
|
|
|
|
# find indices of selected area
|
|
if x1>x2:
|
|
x1, x2 = x2, x1
|
|
if y1>y2:
|
|
y1, y2 = y2, y1
|
|
assert x1<=x2
|
|
assert y1<=y2
|
|
|
|
index = scipy.nonzero((xdata>x1) & (xdata<x2) & (ydata>y1) & (ydata<y2))[0]
|
|
ids = self.dataset_1.get_identifiers(self.current_dim, index)
|
|
self.selection_listener(self.current_dim, ids)
|
|
|
|
def set_current_selection(self, selection):
|
|
ids = selection[self.current_dim] # current identifiers
|
|
if len(ids)==0:
|
|
return
|
|
index = self.dataset_1.get_indices(self.current_dim, ids)
|
|
if self.use_blit:
|
|
if self._background is None:
|
|
self._background = self.canvas.copy_from_bbox(self.ax.bbox)
|
|
self.canvas.restore_region(self._background)
|
|
lw = scipy.zeros(self.xaxis_data.shape)
|
|
if len(index)>0:
|
|
lw.put(2.,index)
|
|
self.coll.set_linewidth(lw)
|
|
self._toolbar.forward() #update data lims before draw
|
|
|
|
if self.use_blit:
|
|
self.canvas.blit()
|
|
self.ax.draw_artist(self.coll)
|
|
else:
|
|
self.canvas.draw()
|
|
|
|
|
|
class NetworkPlot(Plot):
|
|
def __init__(self, dataset, **kw):
|
|
# Set member variables and call superclass' constructor
|
|
self.graph = dataset.asnetworkx()
|
|
self.dataset = dataset
|
|
self.keywords = kw
|
|
self.dim_name = self.dataset.get_dim_name(0)
|
|
if not kw.has_key('name'):
|
|
kw['name'] = self.dataset.get_name()
|
|
if not kw.has_key('prog'):
|
|
kw['prog'] = 'neato'
|
|
if not kw.has_key('pos') or kw['pos']:
|
|
kw['pos'] = networkx.pygraphviz_layout(self.graph, kw['prog'])
|
|
Plot.__init__(self, kw['name'])
|
|
|
|
# Keep node size and color as dicts for fast lookup
|
|
self.node_size = {}
|
|
if kw.has_key('node_size') and cb.iterable(kw['node_size']):
|
|
kw.remove('node_size')
|
|
for id, size in zip(self.dataset[self.dim_name], kw['node_size']):
|
|
self.node_size[id] = size
|
|
else:
|
|
for id in dataset[self.dim_name]:
|
|
self.node_size[id] = 40
|
|
|
|
self.node_color = {}
|
|
if kw.has_key('node_color') and cb.iterable(kw['node_color']):
|
|
kw.remove('node_color')
|
|
for id, color in zip(self.dataset[self.dim_name], kw['node_color']):
|
|
self.node_color[id] = color
|
|
else:
|
|
self.node_color = None
|
|
# for id in self.dataset[self.dim_name]:
|
|
# self.node_color[id] = 'red'
|
|
|
|
if kw.has_key('node_color'):
|
|
kw.pop('node_color')
|
|
|
|
self.ax = self.fig.add_subplot(111)
|
|
self.ax.set_position([0.01,0.01,.99,.99])
|
|
self.ax.set_xticks([])
|
|
self.ax.set_yticks([])
|
|
# FIXME: ax shouldn't be in kw at all
|
|
if kw.has_key('ax'):
|
|
kw.pop('ax')
|
|
|
|
# Add canvas and show
|
|
self.add(self.canvas)
|
|
self.canvas.show()
|
|
|
|
# Initial draw
|
|
networkx.draw_networkx(self.graph, ax=self.ax, **kw)
|
|
|
|
# Setup toolbar
|
|
self._toolbar = PlotToolbar(self.canvas, self)
|
|
self._toolbar.chk.connect ('toggled' , self.set_selection_sensitive)
|
|
self._toolbar.set_property('show-arrow', False)
|
|
self._toolbar.set_select_callback(self.rectangle_select_callback)
|
|
|
|
def get_toolbar(self):
|
|
return self._toolbar
|
|
|
|
def rectangle_select_callback(self, x1, y1, x2, y2):
|
|
'event1 and event2 are the press and release events'
|
|
pos = self.keywords['pos']
|
|
ydata = scipy.zeros((len(pos),), 'l')
|
|
xdata = scipy.zeros((len(pos),), 'l')
|
|
node_ids = []
|
|
c = 0
|
|
for name,(x,y) in pos.items():
|
|
node_ids.append(name)
|
|
xdata[c] = x
|
|
ydata[c] = y
|
|
c+=1
|
|
|
|
# find indices of selected area
|
|
if x1 > x2:
|
|
x1, x2 = x2, x1
|
|
if y1 > y2:
|
|
y1, y2 = y2, y1
|
|
index = scipy.nonzero((xdata>x1) & (xdata<x2) & (ydata>y1) & (ydata<y2))[0]
|
|
|
|
|
|
ids = [node_ids[i] for i in index]
|
|
self.selection_listener(self.dataset.get_dim_name(0), ids)
|
|
|
|
def set_current_selection(self, selection):
|
|
ids = selection[self.dataset.get_dim_name(0)] # current identifiers
|
|
node_set = set(self.graph.nodes())
|
|
|
|
selected_nodes = list(ids.intersection(node_set))
|
|
unselected_nodes = list(node_set.difference(ids))
|
|
|
|
if self.node_color:
|
|
unselected_colors = [self.node_color[x] for x in unselected_nodes]
|
|
else:
|
|
unselected_colors = 'red'
|
|
|
|
if self.node_size:
|
|
unselected_sizes = [self.node_size[x] for x in unselected_nodes]
|
|
selected_sizes = [self.node_size[x] for x in selected_nodes]
|
|
|
|
self.ax.clear()
|
|
networkx.draw_networkx_edges(self.graph, edge_list=self.graph.edges(), \
|
|
ax=self.ax, **self.keywords)
|
|
networkx.draw_networkx_labels(self.graph,**self.keywords)
|
|
if unselected_nodes:
|
|
networkx.draw_networkx_nodes(self.graph, nodelist=unselected_nodes, \
|
|
node_color='r', node_size=unselected_sizes, ax=self.ax, **self.keywords)
|
|
|
|
if selected_nodes:
|
|
networkx.draw_networkx_nodes(self.graph, nodelist=selected_nodes, \
|
|
node_color='k', node_size=selected_sizes, ax=self.ax, **self.keywords)
|
|
|
|
self.canvas.draw()
|
|
|
|
|
|
class PlotToolbar(NavigationToolbar2,gtk.Toolbar):
|
|
# list of toolitems to add to the toolbar, format is:
|
|
# text, tooltip_text, image_file, callback(str)
|
|
toolitems = (
|
|
('Home', 'Reset original view', 'home.png', 'home'),
|
|
#('Back', 'Back to previous view','back.png', 'back'),
|
|
#('Forward', 'Forward to next view','forward.png', 'forward'),
|
|
#('Subplots', 'Configure subplots','subplots.png', 'configure_subplots'),
|
|
('Save', 'Save the figure','filesave.png', 'save_figure'),
|
|
)
|
|
|
|
radiobuttons = (
|
|
('DEFAULT', 'Default mode', 'cursor.png', 'default'),
|
|
('PAN', 'Pan axes with left mouse, zoom with right', 'move.png', 'pan'),
|
|
('ZOOM', 'Zoom to rectangle','zoom_to_rect.png', 'zoom'),
|
|
('SELECT', 'Select within rectangle', 'select.png', 'select'),
|
|
)
|
|
|
|
def __init__(self, canvas, plot):
|
|
self.win = None
|
|
gtk.Toolbar.__init__(self)
|
|
NavigationToolbar2.__init__(self, canvas)
|
|
self._idleId = 0
|
|
self._select_callback = None
|
|
canvas.connect('enter-notify-event', self.on_enter_notify)
|
|
|
|
def _init_toolbar(self):
|
|
self.set_style(gtk.TOOLBAR_ICONS)
|
|
self.tooltips = gtk.Tooltips()
|
|
self._states = {}
|
|
self._selector = None
|
|
self.set_property('show-arrow', False)
|
|
basedir = fluents.ICONDIR
|
|
|
|
# setup base buttons
|
|
for text, tooltip_text, image_file, callback in self.toolitems:
|
|
if text is None:
|
|
self.insert(gtk.SeparatorToolItem(), -1 )
|
|
continue
|
|
fname = os.path.join(basedir, image_file)
|
|
image = gtk.Image()
|
|
image.set_from_file(fname)
|
|
tbutton = gtk.ToolButton(image, text)
|
|
self.insert(tbutton, -1)
|
|
tbutton.connect('clicked', getattr(self, callback))
|
|
tbutton.set_tooltip(self.tooltips, tooltip_text, 'Private')
|
|
|
|
self.insert(gtk.SeparatorToolItem(), -1)
|
|
|
|
# mode/state buttons
|
|
rbutton = None
|
|
for text,tooltip_text,image_file,callback in self.radiobuttons:
|
|
if text is None:
|
|
self.insert(gtk.SeparatorToolItem(), -1 )
|
|
continue
|
|
fname = os.path.join(basedir, image_file)
|
|
image = gtk.Image()
|
|
image.set_from_file(fname)
|
|
rbutton = gtk.RadioToolButton(rbutton)
|
|
rbutton.set_icon_widget(image)
|
|
rbutton.connect('toggled', getattr(self, callback))
|
|
rbutton.set_tooltip(self.tooltips, tooltip_text, 'Private')
|
|
self._states[text] = rbutton
|
|
self.insert(rbutton, -1)
|
|
|
|
self.insert(gtk.SeparatorToolItem(), -1)
|
|
|
|
toolitem = gtk.ToolItem()
|
|
self.insert(toolitem, -1)
|
|
self.message = gtk.Label()
|
|
toolitem.add(self.message)
|
|
|
|
self.tb_freeze = gtk.ToolItem()
|
|
self.chk = gtk.CheckButton ()
|
|
self.chk.set_label ('Freeze')
|
|
self.tb_freeze.add (self.chk)
|
|
self.tb_freeze.set_tooltip(self.tooltips, 'Freeze current selection')
|
|
self.insert(self.tb_freeze,-1)
|
|
|
|
toolitem = gtk.SeparatorToolItem()
|
|
self.insert(toolitem, -1)
|
|
|
|
self.show_all()
|
|
|
|
self.fileselect = FileChooserDialog(title='Save the figure', parent=self.win,)
|
|
|
|
|
|
def on_enter_notify(self, widget, event):
|
|
if self._active != active_mode:
|
|
self.set_mode(active_mode)
|
|
|
|
def set_mode(self, active):
|
|
# if state is unkown or not set, set to default
|
|
if active == None or active not in self._states.keys():
|
|
active = 'DEFAULT'
|
|
|
|
# remove current Selector:
|
|
if self._selector:
|
|
print "Removing selector"
|
|
self._selector = None
|
|
# remove current button bindings
|
|
if self._idPress != None:
|
|
self._idPress = self.canvas.mpl_disconnect(self._idPress)
|
|
self.mode = ''
|
|
|
|
if self._idRelease != None:
|
|
self._idRelease = self.canvas.mpl_disconnect(self._idRelease)
|
|
self.mode = ''
|
|
|
|
for state, button in self._states.items():
|
|
if state != active:
|
|
continue
|
|
|
|
if state == 'SELECT':
|
|
ax, = self.canvas.figure.get_axes()
|
|
props = dict(facecolor='blue', edgecolor = 'black',
|
|
alpha=0.3, fill=True)
|
|
self._selector = RectangleSelector(ax, self.onselect,
|
|
drawtype='box', useblit=True,
|
|
rectprops=props)
|
|
self.mode = 'Select rectangle mode'
|
|
print self.mode
|
|
|
|
elif state == 'PAN':
|
|
self._idPress = self.canvas.mpl_connect(
|
|
'button_press_event', self.press_pan)
|
|
self._idRelease = self.canvas.mpl_connect(
|
|
'button_release_event', self.release_pan)
|
|
self.mode = 'pan/zoom mode'
|
|
|
|
elif state == 'ZOOM':
|
|
self._idPress = self.canvas.mpl_connect('button_press_event', self.press_zoom)
|
|
self._idRelease = self.canvas.mpl_connect('button_release_event', self.release_zoom)
|
|
self.mode = 'Zoom to rect mode'
|
|
|
|
elif state == 'DEFAULT':
|
|
pass
|
|
else:
|
|
pass
|
|
|
|
if not button.get_active():
|
|
button.set_active(True)
|
|
|
|
for a in self.canvas.figure.get_axes():
|
|
a.set_navigate_mode(self._active)
|
|
|
|
self.set_message(self.mode)
|
|
|
|
self._active = active
|
|
# update global active_mode (for all toolbar)
|
|
globals()['active_mode'] = active
|
|
|
|
def get_mode(self):
|
|
if self._active == None:
|
|
return 'DEFAULT'
|
|
return self._active
|
|
|
|
def default(self, button):
|
|
"""Activates default mode"""
|
|
if not button.get_active():
|
|
return
|
|
self.set_mode('DEFAULT')
|
|
|
|
def select(self, button):
|
|
"""Activate select mode"""
|
|
if not button.get_active():
|
|
return
|
|
self.set_mode('SELECT')
|
|
|
|
def onselect(self,eclick, erelease):
|
|
'eclick and erelease are matplotlib events at press and release'
|
|
if self._select_callback:
|
|
self._select_callback(eclick.xdata, eclick.ydata, erelease.xdata, erelease.ydata)
|
|
|
|
def pan(self, button):
|
|
"""Activate the pan/zoom tool. pan with left button, zoom with right"""
|
|
if not button.get_active():
|
|
return
|
|
self.set_mode('PAN')
|
|
|
|
def zoom(self, button):
|
|
"""Activate zoom to rect mode"""
|
|
if not button.get_active():
|
|
return
|
|
self.set_mode('ZOOM')
|
|
|
|
def mouse_move(self, event):
|
|
"""Extend NavigationToolbar2.mouse_move to provide selection support."""
|
|
# Only update the rubberband for selection mode when mouse is
|
|
# within the plotting area.
|
|
|
|
#if event.inaxes and self._active=='SELECT':
|
|
# if self._lastCursor != cursors.SELECT_REGION:
|
|
# self.set_cursor(cursors.SELECT_REGION)
|
|
# self._lastCursor = cursors.SELECT_REGION
|
|
# if self._xypress is not None:
|
|
# x, y = event.x, event.y
|
|
# lastx, lasty, a, ind, lim, trans= self._xypress
|
|
# self.draw_rubberband(event, x, y, lastx, lasty)
|
|
|
|
NavigationToolbar2.mouse_move(self, event)
|
|
|
|
def set_select_callback(self, listener):
|
|
"""Allow plots to register a callback for selection events.
|
|
|
|
The callback will be called as listener(x1, y1, x2, y2). All
|
|
coordinates are in the plot coordinate system, not pixels or
|
|
widget coordinates.
|
|
"""
|
|
self._select_callback = listener
|
|
|
|
def set_cursor(self, cursor):
|
|
self.canvas.window.set_cursor(cursord[cursor])
|
|
|
|
def dynamic_update(self):
|
|
# legacy method; new method is canvas.draw_idle
|
|
self.canvas.draw_idle()
|
|
|
|
def mpl_draw_rubberband(self,event):
|
|
"""Use RectangleSelector for rubberband drawing"""
|
|
|
|
def draw_rubberband(self, event, x0, y0, x1, y1):
|
|
'adapted from http://aspn.activestate.com/ASPN/Cookbook/Python/Recipe/189744'
|
|
drawable = self.canvas.window
|
|
if drawable is None:
|
|
return
|
|
|
|
gc = drawable.new_gc()
|
|
|
|
height = self.canvas.figure.bbox.height()
|
|
y1 = height - y1
|
|
y0 = height - y0
|
|
|
|
w = abs(x1 - x0)
|
|
h = abs(y1 - y0)
|
|
rect = [int(val)for val in min(x0,x1), min(y0, y1), w, h]
|
|
try: lastrect, imageBack = self._imageBack
|
|
except AttributeError:
|
|
#snap image back
|
|
if event.inaxes is None:
|
|
return
|
|
|
|
ax = event.inaxes
|
|
l,b,w,h = [int(val) for val in ax.bbox.get_bounds()]
|
|
b = int(height)-(b+h)
|
|
axrect = l,b,w,h
|
|
self._imageBack = axrect, drawable.get_image(*axrect)
|
|
drawable.draw_rectangle(gc, False, *rect)
|
|
self._idleId = 0
|
|
else:
|
|
def idle_draw(*args):
|
|
drawable.draw_image(gc, imageBack, 0, 0, *lastrect)
|
|
drawable.draw_rectangle(gc, False, *rect)
|
|
self._idleId = 0
|
|
return False
|
|
if self._idleId == 0:
|
|
self._idleId = gobject.idle_add(idle_draw)
|
|
|
|
def save_figure(self, button):
|
|
fname = self.fileselect.get_filename_from_user()
|
|
if fname:
|
|
self.canvas.print_figure(fname)
|
|
|
|
def configure_subplots(self, button):
|
|
toolfig = Figure(figsize=(6,3))
|
|
canvas = self._get_canvas(toolfig)
|
|
toolfig.subplots_adjust(top=0.9)
|
|
tool = SubplotTool(self.canvas.figure, toolfig)
|
|
|
|
w = int (toolfig.bbox.width())
|
|
h = int (toolfig.bbox.height())
|
|
|
|
|
|
window = gtk.Window()
|
|
window.set_title("Subplot Configuration Tool")
|
|
window.set_default_size(w, h)
|
|
vbox = gtk.VBox()
|
|
window.add(vbox)
|
|
vbox.show()
|
|
|
|
canvas.show()
|
|
vbox.pack_start(canvas, True, True)
|
|
window.show()
|
|
|
|
def _get_canvas(self, fig):
|
|
return FigureCanvas(fig)
|
|
|
|
|
|
# Create a view-changed signal that should be emitted every time
|
|
# the active view changes.
|
|
gobject.signal_new('view-changed', MainView, gobject.SIGNAL_RUN_LAST,
|
|
gobject.TYPE_NONE,
|
|
(gobject.TYPE_PYOBJECT,))
|
|
|
|
# Create focus-changed signal
|
|
gobject.signal_new('focus-changed', ViewFrame, gobject.SIGNAL_RUN_LAST,
|
|
gobject.TYPE_NONE,
|
|
(gobject.TYPE_PYOBJECT, gobject.TYPE_BOOLEAN,))
|
|
|