plottable_interactor.py @ a3b7542

ESS_GUIESS_GUI_bumps_abstractionESS_GUI_iss1116ESS_GUI_openclESS_GUI_sync_sascalc

Last change on this file since a3b7542 was fa81e94, checked in by Piotr Rozyczko <rozyczko@…>, 7 years ago
Initial commit of the P(r) inversion perspective. Code merged from Jeff Krzywon's ESS_GUI_Pr branch. Also, minor 2to3 mods to sascalc/sasgui to enble error free setup.
Property mode set to `100755`
File size: 8.7 KB

Rev	Line
[959eb01]	1	"""
	2	This module allows more interaction with the plot
	3	"""
[a1b8fee]	4
[fa81e94]	5
	6	from .BaseInteractor import _BaseInteractor
[959eb01]	7
[a1b8fee]	8
[959eb01]	9	class PointInteractor(_BaseInteractor):
	10	"""
	11	"""
	12	def __init__(self, base, axes, color='black', zorder=3, id=''):
	13	"""
	14	"""
	15	_BaseInteractor.__init__(self, base, axes, color=color)
	16	self.zorder = zorder
	17	self.id = id
	18	self.color = color
	19	self.colorlist = ['b', 'g', 'r', 'c', 'm', 'y', 'k']
	20	self.symbollist = ['o', 'x', '^', 'v', '<', '>',
	21	'+', 's', 'd', 'D', 'h', 'H', 'p', '-', '--',
	22	'vline', 'step']
	23	self.markersize = None
	24	self.marker = None
	25	self.marker2 = None
	26	self._button_down = False
	27	self._context_menu = False
	28	self._dragged = False
	29	self.connect_markers([self.axes])
	30
	31	def _color(self, c):
	32	"""Return a particular colour"""
	33	return self.colorlist[c % len(self.colorlist)]
	34
	35	def _symbol(self, s):
	36	"""Return a particular symbol"""
	37	return self.symbollist[s % len(self.symbollist)]
	38
	39	def points(self, x, y, dx=None, dy=None, color=0, symbol=0, zorder=1,
	40	markersize=5, label=None, hide_error=False):
	41	"""
	42	"""
	43	# Draw curve
	44	if self._symbol(symbol) == '-' or self._symbol(symbol) == '--':
	45	l_width = markersize * 0.4
	46	return self.curve(x=x, y=y, color=color, symbol=symbol,
	47	label=label, width=l_width)
	48	# return
	49	if self._symbol(symbol) == 'vline':
	50	l_width = markersize * 0.4
	51	return self.vline(x=x, y=y, color=color, label=label, width=l_width)
	52	if self._symbol(symbol) == 'step':
	53	l_width = markersize * 0.4
	54	return self.step(x=x, y=y, color=color, label=label, width=l_width)
[ac07a3a]	55	if self.marker is not None:
[959eb01]	56	self.base.connect.clear([self.marker])
	57	self.color = self._color(color)
[ac07a3a]	58	if self.markersize is not None:
[959eb01]	59	markersize = self.markersize
	60	# Convert tuple (lo,hi) to array [(x-lo),(hi-x)]
[7432acb]	61	if dx is not None and type(dx) == type(()):
[959eb01]	62	dx = nx.vstack((x - dx[0], dx[1] - x)).transpose()
[7432acb]	63	if dy is not None and type(dy) == type(()):
[959eb01]	64	dy = nx.vstack((y - dy[0], dy[1] - y)).transpose()
	65
[235f514]	66	if dx is None and dy is None:
[959eb01]	67	# zorder = 1
	68	self.marker = self.axes.plot(x, y, color=self.color,
	69	marker=self._symbol(symbol),
	70	markersize=markersize,
	71	linestyle='', label=label,
	72	zorder=zorder)[0]
	73	else:
	74
	75	if hide_error:
	76	# zorder = 1
	77	self.marker = self.axes.plot(x, y, color=self.color,
	78	marker=self._symbol(symbol),
	79	markersize=markersize,
	80	linestyle='', label=label,
	81	zorder=1)[0]
	82	else:
	83	# zorder = 2
	84	self.marker = self.axes.errorbar(x, y, yerr=dy,
	85	xerr=None,
	86	ecolor=self.color,
	87	color=self.color,
	88	capsize=2,
	89	linestyle='',
	90	barsabove=False,
	91	marker=self._symbol(symbol),
	92	markersize=markersize,
	93	lolims=False, uplims=False,
	94	xlolims=False, xuplims=False,
	95	label=label,
	96	zorder=1)[0]
	97
	98	self.connect_markers([self.marker])
	99	self.update()
	100
	101	def curve(self, x, y, dy=None, color=0, symbol=0, zorder=10,
	102	label=None, width=2.0):
	103	"""
	104	"""
[45dffa69]	105	if self.marker is not None:
[959eb01]	106	self.base.connect.clear([self.marker])
	107	self.color = self._color(color)
	108	self.marker = self.axes.plot(x, y, color=self.color, lw=width,
	109	marker='', linestyle=self._symbol(symbol),
	110	label=label, zorder=zorder)[0]
	111
	112	self.connect_markers([self.marker])
	113	self.update()
	114
	115
	116	def vline(self, x, y, dy=None, color=0, symbol=0, zorder=1,
	117	label=None, width=2.0):
	118	"""
	119	"""
[45dffa69]	120	if self.marker is not None:
[959eb01]	121	self.base.connect.clear([self.marker])
	122	self.color = self._color(color)
	123	if min(y) < 0:
	124	y_min = 0.0
	125	else:
	126	y_min = min(y) * 9 / 10
	127	self.marker = self.axes.vlines(x=x, ymin=y_min, ymax=y,
	128	color=self.color,
	129	linestyle='-', label=label,
	130	lw=width, zorder=zorder)
	131	self.connect_markers([self.marker])
	132	self.update()
	133
	134	def step(self, x, y, dy=None, color=0, symbol=0, zorder=1,
	135	label=None, width=2.0):
	136	"""
	137	"""
[45dffa69]	138	if self.marker is not None:
[959eb01]	139	self.base.connect.clear([self.marker])
	140	self.color = self._color(color)
	141	self.marker = self.axes.step(x, y, color=self.color,
	142	marker='',
	143	linestyle='-', label=label,
	144	lw=width, zorder=zorder)[0]
	145	self.connect_markers([self.marker])
	146	self.update()
	147
	148	def connect_markers(self, markers):
	149	"""
	150	Connect markers to callbacks
	151	"""
	152	for h in markers:
	153	connect = self.base.connect
	154	connect('enter', h, self._on_enter)
	155	connect('leave', h, self._on_leave)
	156	connect('click', h, self._on_click)
	157	connect('release', h, self._on_release)
	158	connect('key', h, self.onKey)
	159
	160	def clear(self):
[9c3d784]	161	print("plottable_interactor.clear()")
[959eb01]	162
	163	def _on_click(self, evt):
	164	"""
	165	Called when a mouse button is clicked
	166	from within the boundaries of an artist.
	167	"""
	168	if self._context_menu == True:
	169	self._context_menu = False
	170	evt.artist = self.marker
	171	self._on_leave(evt)
	172
	173	def _on_release(self, evt):
	174	"""
	175	Called when a mouse button is released
	176	within the boundaries of an artist
	177	"""
	178	# Check to see whether we are about to pop
	179	# the context menu up
	180	if evt.button == 3:
	181	self._context_menu = True
	182
	183	def _on_enter(self, evt):
	184	"""
	185	Called when we are entering the boundaries
	186	of an artist.
	187	"""
	188	if not evt.artist.__class__.__name__ == "AxesSubplot":
	189	self.base.plottable_selected(self.id)
	190
	191	if evt.artist.get_color() == 'y':
	192	try:
	193	evt.artist.set_color('b')
	194	except:
	195	evt.artist.set_color_cycle('b')
	196	if hasattr(evt.artist, "set_facecolor"):
	197	evt.artist.set_facecolor('b')
	198	if hasattr(evt.artist, "set_edgecolor"):
	199	evt.artist.set_edgecolor('b')
	200	else:
	201	try:
	202	evt.artist.set_color('y')
	203	except:
	204	evt.artist.set_color_cycle('y')
	205	if hasattr(evt.artist, "set_facecolor"):
	206	evt.artist.set_facecolor('y')
	207	if hasattr(evt.artist, "set_edgecolor"):
	208	evt.artist.set_edgecolor('y')
	209
	210	self.axes.figure.canvas.draw_idle()
	211
	212	def _on_leave(self, evt):
	213	"""
	214	Called when we are leaving the boundaries
	215	of an artist.
	216	"""
	217	if not evt.artist.__class__.__name__ == "AxesSubplot":
	218	if self._context_menu == False:
	219	self.base.plottable_selected(None)
	220	try:
	221	evt.artist.set_color(self.color)
	222	except:
	223	evt.artist.set_color_cycle(self.color)
	224	if hasattr(evt.artist, "set_facecolor"):
	225	evt.artist.set_facecolor(self.color)
	226	if hasattr(evt.artist, "set_edgecolor"):
	227	evt.artist.set_edgecolor(self.color)
	228	self.axes.figure.canvas.draw_idle()
	229
	230	def update(self):
	231	"""
	232	Update
	233	"""
	234	pass

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SasView

source: sasview/src/sas/sasgui/plottools/plottable_interactor.py @ a3b7542

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