plottable_interactor.py @ 3b8efec

ESS_GUIESS_GUI_DocsESS_GUI_batch_fittingESS_GUI_bumps_abstractionESS_GUI_iss1116ESS_GUI_iss879ESS_GUI_iss959ESS_GUI_openclESS_GUI_orderingESS_GUI_sync_sascalccostrafo411magnetic_scattrelease-4.1.1release-4.1.2release-4.2.2ticket-1009ticket-1094-headlessticket-1242-2d-resolutionticket-1243ticket-1249ticket885unittest-saveload

Last change on this file since 3b8efec was d7bb526, checked in by Piotr Rozyczko <piotr.rozyczko@…>, 9 years ago
Refactored plottools into sasgui
Property mode set to `100644`
File size: 8.9 KB

Line
1	"""
2	This module allows more interaction with the plot
3	"""
4	from BaseInteractor import _BaseInteractor
5
6	class PointInteractor(_BaseInteractor):
7	"""
8	"""
9	def __init__(self, base, axes, color='black', zorder=3, id=''):
10	"""
11	"""
12	_BaseInteractor.__init__(self, base, axes, color=color)
13	self.zorder = zorder
14	self.id = id
15	self.color = color
16	self.colorlist = ['b', 'g', 'r', 'c', 'm', 'y', 'k']
17	self.symbollist = ['o', 'x', '^', 'v', '<', '>',
18	'+', 's', 'd', 'D', 'h', 'H', 'p', '-', '--',
19	'vline', 'step']
20	self.markersize = None
21	self.marker = None
22	self.marker2 = None
23	self._button_down = False
24	self._context_menu = False
25	self._dragged = False
26	self.connect_markers([self.axes])
27
28	def _color(self, c):
29	"""Return a particular colour"""
30	return self.colorlist[c % len(self.colorlist)]
31
32	def _symbol(self, s):
33	"""Return a particular symbol"""
34	return self.symbollist[s % len(self.symbollist)]
35
36	def points(self, x, y, dx=None, dy=None, color=0, symbol=0, zorder=1,
37	markersize=5, label=None, hide_error=False):
38	"""
39	"""
40	# Draw curve
41	if self._symbol(symbol) == '-' or self._symbol(symbol) == '--':
42	l_width = markersize * 0.4
43	return self.curve(x=x, y=y, color=color, symbol=symbol,
44	label=label, width=l_width)
45	# return
46	if self._symbol(symbol) == 'vline':
47	l_width = markersize * 0.4
48	return self.vline(x=x, y=y, color=color, label=label, width=l_width)
49	if self._symbol(symbol) == 'step':
50	l_width = markersize * 0.4
51	return self.step(x=x, y=y, color=color, label=label, width=l_width)
52	if not self.marker == None:
53	self.base.connect.clear([self.marker])
54	self.color = self._color(color)
55	if self.markersize != None:
56	markersize = self.markersize
57	# Convert tuple (lo,hi) to array [(x-lo),(hi-x)]
58	if dx != None and type(dx) == type(()):
59	dx = nx.vstack((x - dx[0], dx[1] - x)).transpose()
60	if dy != None and type(dy) == type(()):
61	dy = nx.vstack((y - dy[0], dy[1] - y)).transpose()
62
63	if dx == None and dy == None:
64	# zorder = 1
65	self.marker = self.axes.plot(x, y, color=self.color,
66	marker=self._symbol(symbol),
67	markersize=markersize,
68	linestyle='', label=label,
69	zorder=zorder)[0]
70	else:
71
72	if hide_error:
73	# zorder = 1
74	self.marker = self.axes.plot(x, y, color=self.color,
75	marker=self._symbol(symbol),
76	markersize=markersize,
77	linestyle='', label=label,
78	zorder=1)[0]
79	else:
80	# zorder = 2
81	self.marker = self.axes.errorbar(x, y, yerr=dy,
82	xerr=None,
83	ecolor=self.color,
84	color=self.color,
85	capsize=2,
86	linestyle='',
87	barsabove=False,
88	marker=self._symbol(symbol),
89	markersize=markersize,
90	lolims=False, uplims=False,
91	xlolims=False, xuplims=False,
92	label=label,
93	zorder=1)[0]
94
95	self.connect_markers([self.marker])
96	self.update()
97
98	def curve(self, x, y, dy=None, color=0, symbol=0, zorder=10,
99	label=None, width=2.0):
100	"""
101	"""
102	if not self.marker == None:
103	self.base.connect.clear([self.marker])
104	self.color = self._color(color)
105	self.marker = self.axes.plot(x, y, color=self.color, lw=width,
106	marker='', linestyle=self._symbol(symbol),
107	label=label, zorder=zorder)[0]
108
109	self.connect_markers([self.marker])
110	self.update()
111
112
113	def vline(self, x, y, dy=None, color=0, symbol=0, zorder=1,
114	label=None, width=2.0):
115	"""
116	"""
117	if not self.marker == None:
118	self.base.connect.clear([self.marker])
119	self.color = self._color(color)
120	if min(y) < 0:
121	y_min = 0.0
122	else:
123	y_min = min(y) * 9 / 10
124	self.marker = self.axes.vlines(x=x, ymin=y_min, ymax=y,
125	color=self.color,
126	linestyle='-', label=label,
127	lw=width, zorder=zorder)
128	self.connect_markers([self.marker])
129	self.update()
130
131	def step(self, x, y, dy=None, color=0, symbol=0, zorder=1,
132	label=None, width=2.0):
133	"""
134	"""
135	if not self.marker == None:
136	self.base.connect.clear([self.marker])
137	self.color = self._color(color)
138	self.marker = self.axes.step(x, y, color=self.color,
139	marker='',
140	linestyle='-', label=label,
141	lw=width, zorder=zorder)[0]
142	self.connect_markers([self.marker])
143	self.update()
144
145	def connect_markers(self, markers):
146	"""
147	Connect markers to callbacks
148	"""
149	for h in markers:
150	connect = self.base.connect
151	connect('enter', h, self._on_enter)
152	connect('leave', h, self._on_leave)
153	connect('click', h, self._on_click)
154	connect('release', h, self._on_release)
155	connect('key', h, self.onKey)
156
157	def clear(self):
158	print "plottable_interactor.clear()"
159
160	def _on_click(self, evt):
161	"""
162	Called when a mouse button is clicked
163	from within the boundaries of an artist.
164	"""
165	if self._context_menu == True:
166	self._context_menu = False
167	evt.artist = self.marker
168	self._on_leave(evt)
169
170	def _on_release(self, evt):
171	"""
172	Called when a mouse button is released
173	within the boundaries of an artist
174	"""
175	# Check to see whether we are about to pop
176	# the context menu up
177	if evt.button == 3:
178	self._context_menu = True
179
180	def _on_enter(self, evt):
181	"""
182	Called when we are entering the boundaries
183	of an artist.
184	"""
185	if not evt.artist.__class__.__name__ == "AxesSubplot":
186	self.base.plottable_selected(self.id)
187
188	if evt.artist.get_color() == 'y':
189	try:
190	evt.artist.set_color('b')
191	except:
192	evt.artist.set_color_cycle('b')
193	if hasattr(evt.artist, "set_facecolor"):
194	evt.artist.set_facecolor('b')
195	if hasattr(evt.artist, "set_edgecolor"):
196	evt.artist.set_edgecolor('b')
197	else:
198	try:
199	evt.artist.set_color('y')
200	except:
201	evt.artist.set_color_cycle('y')
202	if hasattr(evt.artist, "set_facecolor"):
203	evt.artist.set_facecolor('y')
204	if hasattr(evt.artist, "set_edgecolor"):
205	evt.artist.set_edgecolor('y')
206
207	self.axes.figure.canvas.draw_idle()
208
209	def _on_leave(self, evt):
210	"""
211	Called when we are leaving the boundaries
212	of an artist.
213	"""
214	if not evt.artist.__class__.__name__ == "AxesSubplot":
215	if self._context_menu == False:
216	self.base.plottable_selected(None)
217	try:
218	evt.artist.set_color(self.color)
219	except:
220	evt.artist.set_color_cycle(self.color)
221	if hasattr(evt.artist, "set_facecolor"):
222	evt.artist.set_facecolor(self.color)
223	if hasattr(evt.artist, "set_edgecolor"):
224	evt.artist.set_edgecolor(self.color)
225	self.axes.figure.canvas.draw_idle()
226
227	def update(self):
228	"""
229	Update
230	"""
231	pass

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SasView

source: sasview/src/sas/sasgui/plottools/plottable_interactor.py @ 3b8efec

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