source: trunk/python/casatoolbar.py@ 1982

Last change on this file since 1982 was 1982, checked in by Kana Sugimoto, 14 years ago

New Development: No

JIRA Issue: Yes (CAS-1822/ASAP-204)

Ready for Test: Yes

Interface Changes: No

What Interface Changed:

Test Programs: plot spectra and move among pages

Put in Release Notes: No

Module(s): asapplotter and sdplot

Description: a little bit of fix of page counter


File size: 14.2 KB
Line 
1import os
2import matplotlib, numpy
3from asap.logging import asaplog, asaplog_post_dec
4
5######################################
6## Add CASA custom toolbar ##
7######################################
8class CustomToolbarCommon:
9 def __init__(self,parent):
10 self.plotter=parent
11 #self.figmgr=self.plotter._plotter.figmgr
12
13 ### select the nearest spectrum in pick radius
14 ### and display spectral value on the toolbar.
15 def _select_spectrum(self,event):
16 # Do not fire event when in zooming/panning mode
17 mode = self.figmgr.toolbar.mode
18 if not mode == '':
19 return
20 # When selected point is out of panels
21 if event.inaxes == None:
22 return
23 # If not left button
24 if event.button != 1:
25 return
26
27 xclick=event.xdata
28 yclick=event.ydata
29 dist2=1000.
30 pickline=None
31 # If the pannel has picable objects
32 pflag=False
33 for lin in event.inaxes.lines:
34 if not lin.pickable():
35 continue
36 pflag=True
37 flag,pind = lin.contains(event)
38 if not flag:
39 continue
40 # Get nearest point
41 inds = pind['ind']
42 xlin = lin.get_xdata()
43 ylin = lin.get_ydata()
44 for i in inds:
45 d2=(xlin[i]-xclick)**2+(ylin[i]-yclick)**2
46 if dist2 >= d2:
47 dist2 = d2
48 pickline = lin
49 # No pickcable line in the pannel
50 if not pflag:
51 return
52 # Pickable but too far from mouse position
53 elif pickline is None:
54 picked='No line selected.'
55 self.figmgr.toolbar.set_message(picked)
56 return
57 del pind, inds, xlin, ylin
58 # Spectra are Picked
59 theplot = self.plotter._plotter
60 thetoolbar = self.figmgr.toolbar
61 thecanvas = self.figmgr.canvas
62 # Disconnect the default motion notify event
63 # Notice! the other buttons are also diabled!!!
64 thecanvas.mpl_disconnect(thetoolbar._idDrag)
65 # Get picked spectrum
66 xdata = pickline.get_xdata()
67 ydata = pickline.get_ydata()
68 titl=pickline.get_label()
69 titp=event.inaxes.title.get_text()
70 panel0=event.inaxes
71 picked="Selected: '"+titl+"' in panel '"+titp+"'."
72 thetoolbar.set_message(picked)
73 # Generate a navigation window
74 #naviwin=Navigationwindow(titp,titl)
75 #------------------------------------------------------#
76 # Show spectrum data at mouse position
77 def spec_data(event):
78 # Getting spectrum data of neiboring point
79 xclick=event.xdata
80 if event.inaxes != panel0:
81 return
82 ipoint=len(xdata)-1
83 for i in range(len(xdata)-1):
84 xl=xclick-xdata[i]
85 xr=xclick-xdata[i+1]
86 if xl*xr <= 0.:
87 ipoint = i
88 break
89 # Output spectral value on the navigation window
90 posi='[ %s, %s ]: x = %.2f value = %.2f'\
91 %(titl,titp,xdata[ipoint],ydata[ipoint])
92 #naviwin.posi.set(posi)
93 thetoolbar.set_message(posi)
94 #------------------------------------------------------#
95 # Disconnect from mouse events
96 def discon(event):
97 #naviwin.window.destroy()
98 theplot.register('motion_notify',None)
99 # Re-activate the default motion_notify_event
100 thetoolbar._idDrag=thecanvas.mpl_connect('motion_notify_event',
101 thetoolbar.mouse_move)
102 theplot.register('button_release',None)
103 return
104 #------------------------------------------------------#
105 # Show data value along with mouse movement
106 theplot.register('motion_notify',spec_data)
107 # Finish events when mouse button is released
108 theplot.register('button_release',discon)
109
110
111 ### Calculate statistics of the selected area.
112 def _single_mask(self,event):
113 # Do not fire event when in zooming/panning mode
114 if not self.figmgr.toolbar.mode == '':
115 return
116 # When selected point is out of panels
117 if event.inaxes == None:
118 return
119 if event.button ==1:
120 baseinv=True
121 elif event.button == 3:
122 baseinv=False
123 else:
124 return
125
126 def _calc_stats():
127 msk=mymask.get_mask()
128 mymask.scan.stats(stat='max',mask=msk)
129 mymask.scan.stats(stat='min',mask=msk)
130 mymask.scan.stats(stat='sum',mask=msk)
131 mymask.scan.stats(stat='mean',mask=msk)
132 mymask.scan.stats(stat='median',mask=msk)
133 mymask.scan.stats(stat='rms',mask=msk)
134 mymask.scan.stats(stat='stddev',mask=msk)
135
136 # Interactive mask definition
137 from asap.interactivemask import interactivemask
138 mymask=interactivemask(plotter=self.plotter,scan=self.plotter._data)
139 # Create initial mask
140 mymask.set_basemask(invert=baseinv)
141 # Inherit event
142 mymask.set_startevent(event)
143 # Set callback func
144 mymask.set_callback(_calc_stats)
145 # Selected mask
146 mymask.select_mask(once=True,showmask=False)
147
148 def _mod_note(self,event):
149 # Do not fire event when in zooming/panning mode
150 if not self.figmgr.toolbar.mode == '':
151 return
152 if event.button ==1:
153 self.notewin.load_textwindow(event)
154 elif event.button == 3 and self._note_picked(event):
155 self.notewin.load_modmenu(event)
156 return
157
158 def _note_picked(self,event):
159 # just briefly check if any texts are picked
160 for textobj in self.canvas.figure.texts:
161 if textobj.contains(event)[0]:
162 return True
163 for ax in self.canvas.figure.axes:
164 for textobj in ax.texts:
165 if textobj.contains(event)[0]:
166 return True
167 #print "No text picked"
168 return False
169
170 def _new_page(self,next=True):
171 if self.plotter._startrow <= 0:
172 msg = "The page counter is reset due to chages of plot settings. "
173 msg += "Plotting from the first page."
174 asaplog.push(msg)
175 asaplog.post('WARN')
176 next = True
177
178 self.plotter._plotter.hold()
179 if not next:
180 self._set_prevpage_counter()
181 #self.plotter._plotter.clear()
182 self.plotter._plot(self.plotter._data)
183 self.set_pagenum(self._get_pagenum())
184 self.plotter._plotter.release()
185 self.plotter._plotter.tidy()
186 self.plotter._plotter.show(hardrefresh=False)
187
188 def _set_prevpage_counter(self):
189 # set row and panel counters to those of the 1st panel of previous page
190 maxpanel = 16
191 # the ID of the last panel in current plot
192 lastpanel = self.plotter._ipanel
193 # the number of current subplots
194 currpnum = len(self.plotter._plotter.subplots)
195 # the nuber of previous subplots
196 prevpnum = None
197 if self.plotter._rows and self.plotter._cols:
198 # when user set layout
199 prevpnum = self.plotter._rows*self.plotter._cols
200 else:
201 # no user specification
202 prevpnum = maxpanel
203
204 start_ipanel = max(lastpanel-currpnum-prevpnum+1, 0)
205 # set the pannel ID of the last panel of prev-prev page
206 self.plotter._ipanel = start_ipanel-1
207 if self.plotter._panelling == 'r':
208 self.plotter._startrow = start_ipanel
209 else:
210 # the start row number of the next panel
211 self.plotter._startrow = self.plotter._panelrows[start_ipanel]
212 del lastpanel,currpnum,prevpnum,start_ipanel
213
214 def _get_pagenum(self):
215 maxpanel = 16
216 # get the ID of last panel in the current page
217 idlastpanel = self.plotter._ipanel
218 if self.plotter._rows and self.plotter._cols:
219 ppp = self.plotter._rows*self.plotter._cols
220 else:
221 ppp = maxpanel
222 return int(idlastpanel/ppp)+1
223
224#####################################
225## Backend dependent Classes ##
226#####################################
227### TkAgg
228if matplotlib.get_backend() == 'TkAgg':
229 import Tkinter as Tk
230 from notationwindow import NotationWindowTkAgg
231
232class CustomToolbarTkAgg(CustomToolbarCommon, Tk.Frame):
233 def __init__(self,parent):
234 from asap.asapplotter import asapplotter
235 if not isinstance(parent,asapplotter):
236 return False
237 if not parent._plotter:
238 return False
239 self._p = parent._plotter
240 self.figmgr = self._p.figmgr
241 self.canvas = self.figmgr.canvas
242 self.mode = ''
243 self.button = True
244 self.pagenum = None
245 self._add_custom_toolbar()
246 self.notewin=NotationWindowTkAgg(master=self.canvas)
247 CustomToolbarCommon.__init__(self,parent)
248
249 def _add_custom_toolbar(self):
250 Tk.Frame.__init__(self,master=self.figmgr.window)
251 #self.bSpec=self._NewButton(master=self,
252 # text='spec value',
253 # command=self.spec_show)
254 self.bNote=self._NewButton(master=self,
255 text='notation',
256 command=self.modify_note)
257
258 self.bStat=self._NewButton(master=self,
259 text='statistics',
260 command=self.stat_cal)
261 # page change oparations
262 self.lPagetitle = Tk.Label(master=self,text=' Page:',padx=5)
263 self.lPagetitle.pack(side=Tk.LEFT)
264 self.pagenum = Tk.StringVar(master=self)
265 self.lPage = Tk.Label(master=self,textvariable=self.pagenum,
266 padx=5,bg='white')
267 self.lPage.pack(side=Tk.LEFT,padx=3)
268
269 self.bNext=self._NewButton(master=self,
270 text=' + ',
271 command=self.next_page)
272 self.bPrev=self._NewButton(master=self,
273 text=' - ',
274 command=self.prev_page)
275
276 if os.uname()[0] != 'Darwin':
277 self.bPrev.config(padx=5)
278 self.bNext.config(padx=5)
279 self.bQuit=self._NewButton(master=self,
280 text='Quit',
281 command=self.quit,
282 side=Tk.RIGHT)
283 self.pack(side=Tk.BOTTOM,fill=Tk.BOTH)
284 self.pagenum.set(' ')
285
286 self.disable_button()
287 return #self
288
289 def _NewButton(self, master, text, command, side=Tk.LEFT):
290 if os.uname()[0] == 'Darwin':
291 b = Tk.Button(master=master, text=text, command=command)
292 else:
293 b = Tk.Button(master=master, text=text, padx=2, pady=2,
294 command=command)
295 b.pack(side=side)
296 return b
297
298 def spec_show(self):
299 if not self.figmgr.toolbar.mode == '' or not self.button: return
300 self.figmgr.toolbar.set_message('spec value: drag on a spec')
301 if self.mode == 'spec': return
302 #self.bStat.config(relief='raised')
303 #self.bSpec.config(relief='sunken')
304 #self.bNote.config(relief='raised')
305 self.mode='spec'
306 self.notewin.close_widgets()
307 self.__disconnect_event()
308 self._p.register('button_press',self._select_spectrum)
309
310 def stat_cal(self):
311 if not self.figmgr.toolbar.mode == '' or not self.button: return
312 self.figmgr.toolbar.set_message('statistics: select a region')
313 if self.mode == 'stat':
314 # go back to spec mode
315 self.bStat.config(relief='raised')
316 self.spec_show()
317 return
318 #self.bSpec.config(relief='raised')
319 self.bStat.config(relief='sunken')
320 self.bNote.config(relief='raised')
321 self.mode='stat'
322 self.notewin.close_widgets()
323 self.__disconnect_event()
324 self._p.register('button_press',self._single_mask)
325
326 def modify_note(self):
327 if not self.figmgr.toolbar.mode == '': return
328 self.figmgr.toolbar.set_message('text: select a position/text')
329 if self.mode == 'note':
330 self.bNote.config(relief='raised')
331 self.mode='none'
332 self.spec_show()
333 return
334 #self.bSpec.config(relief='raised')
335 self.bStat.config(relief='raised')
336 self.bNote.config(relief='sunken')
337 self.mode='note'
338 self.__disconnect_event()
339 self._p.register('button_press',self._mod_note)
340
341 def prev_page(self):
342 self.figmgr.toolbar.set_message('plotting the previous page')
343 self._new_page(next=False)
344
345 def next_page(self):
346 self.figmgr.toolbar.set_message('plotting the next page')
347 self._new_page(next=True)
348
349 def set_pagenum(self,page):
350 nwidth = int(numpy.ceil(numpy.log10(max(page,1))))+1
351 nwidth = max(nwidth,4)
352 formatstr = '%'+str(nwidth)+'d'
353 self.pagenum.set(formatstr % (page))
354
355 def quit(self):
356 self.__disconnect_event()
357 #self.delete_bar()
358 self.disable_button()
359 self.figmgr.window.wm_withdraw()
360
361 def enable_button(self):
362 if self.button: return
363 #self.bSpec.config(state=Tk.NORMAL)
364 self.bStat.config(state=Tk.NORMAL)
365 self.button=True
366 self.spec_show()
367
368 def disable_button(self):
369 if not self.button: return
370 #self.bSpec.config(relief='raised', state=Tk.DISABLED)
371 self.bStat.config(relief='raised', state=Tk.DISABLED)
372 #self.bNext.config(state=Tk.DISABLED)
373 #self.bPrev.config(state=Tk.DISABLED)
374 self.button=False
375 self.mode=''
376 self.__disconnect_event()
377
378 def enable_next(self):
379 self.bNext.config(state=Tk.NORMAL)
380
381 def disable_next(self):
382 self.bNext.config(state=Tk.DISABLED)
383
384 def enable_prev(self):
385 self.bPrev.config(state=Tk.NORMAL)
386
387 def disable_prev(self):
388 self.bPrev.config(state=Tk.DISABLED)
389
390 def delete_bar(self):
391 self.__disconnect_event()
392 self.destroy()
393
394 def __disconnect_event(self):
395 self._p.register('button_press',None)
396 self._p.register('button_release',None)
Note: See TracBrowser for help on using the repository browser.