| 1 | import os |
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| 2 | import matplotlib |
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| 3 | ###################################### |
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| 4 | ## Add CASA custom toolbar ## |
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| 5 | ###################################### |
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| 6 | class CustomToolbarCommon: |
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| 7 | def __init__(self,parent): |
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| 8 | self.plotter=parent |
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| 9 | #self.figmgr=self.plotter._plotter.figmgr |
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| 10 | |
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| 11 | ### select the nearest spectrum in pick radius |
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| 12 | ### and display spectral value on the toolbar. |
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| 13 | def _select_spectrum(self,event): |
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| 14 | # Do not fire event when in zooming/panning mode |
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| 15 | mode = self.figmgr.toolbar.mode |
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| 16 | if not mode =='': |
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| 17 | return |
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| 18 | # When selected point is out of panels |
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| 19 | if event.inaxes == None: |
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| 20 | return |
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| 21 | # If not left button |
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| 22 | if event.button != 1: |
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| 23 | return |
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| 24 | |
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| 25 | xclick=event.xdata |
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| 26 | yclick=event.ydata |
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| 27 | dist2=1000. |
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| 28 | pickline=None |
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| 29 | # If the pannel has picable objects |
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| 30 | pflag=False |
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| 31 | for lin in event.inaxes.lines: |
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| 32 | if not lin.pickable(): continue |
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| 33 | pflag=True |
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| 34 | flag,pind = lin.contains(event) |
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| 35 | if not flag: continue |
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| 36 | # Get nearest point |
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| 37 | inds = pind['ind'] |
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| 38 | xlin = lin.get_xdata() |
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| 39 | ylin = lin.get_ydata() |
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| 40 | for i in inds: |
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| 41 | d2=(xlin[i]-xclick)**2+(ylin[i]-yclick)**2 |
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| 42 | if dist2 >= d2: |
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| 43 | dist2 = d2 |
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| 44 | pickline = lin |
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| 45 | # No pickcable line in the pannel |
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| 46 | if not pflag: return |
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| 47 | # Pickable but too far from mouse position |
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| 48 | elif pickline is None: |
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| 49 | picked='No line selected.' |
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| 50 | self.figmgr.toolbar.set_message(picked) |
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| 51 | return |
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| 52 | del pind, inds, xlin, ylin |
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| 53 | # Spectra are Picked |
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| 54 | theplot = self.plotter._plotter |
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| 55 | thetoolbar = self.figmgr.toolbar |
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| 56 | thecanvas = self.figmgr.canvas |
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| 57 | # Disconnect the default motion notify event |
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| 58 | # Notice! the other buttons are also diabled!!! |
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| 59 | thecanvas.mpl_disconnect(thetoolbar._idDrag) |
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| 60 | # Get picked spectrum |
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| 61 | xdata = pickline.get_xdata() |
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| 62 | ydata = pickline.get_ydata() |
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| 63 | titl=pickline.get_label() |
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| 64 | titp=event.inaxes.title.get_text() |
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| 65 | panel0=event.inaxes |
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| 66 | picked="Selected: '"+titl+"' in panel '"+titp+"'." |
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| 67 | thetoolbar.set_message(picked) |
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| 68 | # Generate a navigation window |
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| 69 | #naviwin=Navigationwindow(titp,titl) |
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| 70 | #------------------------------------------------------# |
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| 71 | # Show spectrum data at mouse position |
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| 72 | def spec_data(event): |
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| 73 | # Getting spectrum data of neiboring point |
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| 74 | xclick=event.xdata |
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| 75 | if event.inaxes != panel0: |
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| 76 | return |
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| 77 | ipoint=len(xdata)-1 |
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| 78 | for i in range(len(xdata)-1): |
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| 79 | xl=xclick-xdata[i] |
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| 80 | xr=xclick-xdata[i+1] |
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| 81 | if xl*xr <= 0.: |
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| 82 | ipoint = i |
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| 83 | break |
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| 84 | # Output spectral value on the navigation window |
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| 85 | posi='[ %s, %s ]: x = %.2f value = %.2f'\ |
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| 86 | %(titl,titp,xdata[ipoint],ydata[ipoint]) |
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| 87 | #naviwin.posi.set(posi) |
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| 88 | thetoolbar.set_message(posi) |
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| 89 | #------------------------------------------------------# |
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| 90 | # Disconnect from mouse events |
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| 91 | def discon(event): |
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| 92 | #naviwin.window.destroy() |
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| 93 | theplot.register('motion_notify',None) |
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| 94 | # Re-activate the default motion_notify_event |
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| 95 | thetoolbar._idDrag=thecanvas.mpl_connect('motion_notify_event', thetoolbar.mouse_move) |
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| 96 | theplot.register('button_release',None) |
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| 97 | return |
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| 98 | #------------------------------------------------------# |
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| 99 | # Show data value along with mouse movement |
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| 100 | theplot.register('motion_notify',spec_data) |
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| 101 | # Finish events when mouse button is released |
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| 102 | theplot.register('button_release',discon) |
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| 103 | |
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| 104 | |
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| 105 | ### Calculate statistics of the selected area. |
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| 106 | def _single_mask(self,event): |
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| 107 | # Do not fire event when in zooming/panning mode |
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| 108 | if not self.figmgr.toolbar.mode == '': return |
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| 109 | # When selected point is out of panels |
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| 110 | if event.inaxes == None: |
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| 111 | return |
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| 112 | if event.button ==1: baseinv=True |
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| 113 | elif event.button == 3: baseinv=False |
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| 114 | else: return |
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| 115 | |
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| 116 | def _calc_stats(): |
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| 117 | msk=mymask.get_mask() |
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| 118 | mymask.scan.stats(stat='max',mask=msk) |
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| 119 | mymask.scan.stats(stat='min',mask=msk) |
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| 120 | mymask.scan.stats(stat='sum',mask=msk) |
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| 121 | mymask.scan.stats(stat='mean',mask=msk) |
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| 122 | mymask.scan.stats(stat='median',mask=msk) |
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| 123 | mymask.scan.stats(stat='rms',mask=msk) |
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| 124 | mymask.scan.stats(stat='stddev',mask=msk) |
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| 125 | |
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| 126 | # Interactive mask definition |
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| 127 | from asap.interactivemask import interactivemask |
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| 128 | mymask=interactivemask(plotter=self.plotter,scan=self.plotter._data) |
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| 129 | # Create initial mask |
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| 130 | mymask.set_basemask(invert=baseinv) |
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| 131 | # Inherit event |
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| 132 | mymask.set_startevent(event) |
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| 133 | # Set callback func |
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| 134 | mymask.set_callback(_calc_stats) |
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| 135 | # Selected mask |
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| 136 | mymask.select_mask(once=True,showmask=False) |
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| 137 | |
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| 138 | ##################################### |
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| 139 | ## Backend dependent Classes ## |
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| 140 | ##################################### |
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| 141 | ### TkAgg |
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| 142 | if matplotlib.get_backend() == 'TkAgg': import Tkinter as Tk |
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| 143 | class CustomToolbarTkAgg(CustomToolbarCommon, Tk.Frame): |
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| 144 | def __init__(self,parent): |
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| 145 | from asap.asapplotter import asapplotter |
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| 146 | if not isinstance(parent,asapplotter): return False |
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| 147 | if not parent._plotter: return False |
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| 148 | self._p=parent._plotter |
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| 149 | self.figmgr=self._p.figmgr |
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| 150 | self.canvas=self.figmgr.canvas |
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| 151 | self.mode='' |
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| 152 | self.button=True |
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| 153 | self._add_custom_toolbar() |
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| 154 | CustomToolbarCommon.__init__(self,parent) |
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| 155 | |
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| 156 | def _add_custom_toolbar(self): |
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| 157 | Tk.Frame.__init__(self,master=self.figmgr.window) |
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| 158 | self.bSpec=self._NewButton(master=self, |
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| 159 | text='spec value', |
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| 160 | command=self.spec_show) |
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| 161 | self.bStat=self._NewButton(master=self, |
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| 162 | text='statistics', |
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| 163 | command=self.stat_cal) |
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| 164 | self.bQuit=self._NewButton(master=self, |
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| 165 | text='Quit', |
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| 166 | command=self.quit, |
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| 167 | side=Tk.RIGHT) |
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| 168 | self.pack(side=Tk.BOTTOM,fill=Tk.BOTH) |
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| 169 | |
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| 170 | self.disable_button() |
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| 171 | return #self |
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| 172 | |
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| 173 | def _NewButton(self, master, text, command, side=Tk.LEFT): |
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| 174 | if(os.uname()[0] == 'Darwin'): |
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| 175 | b = Tk.Button(master=master, text=text, command=command) |
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| 176 | else: |
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| 177 | b = Tk.Button(master=master, text=text, padx=2, pady=2, command=command) |
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| 178 | b.pack(side=side) |
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| 179 | return b |
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| 180 | |
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| 181 | def spec_show(self): |
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| 182 | if not self.figmgr.toolbar.mode == '' or not self.button: return |
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| 183 | self.figmgr.toolbar.set_message('spec value: drag on a spec') |
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| 184 | if self.mode == 'spec': return |
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| 185 | self.bStat.config(relief='raised') |
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| 186 | self.bSpec.config(relief='sunken') |
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| 187 | self.mode='spec' |
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| 188 | self.__disconnect_event() |
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| 189 | #self.canvas.mpl_connect('button_press_event',self._select_spectrum) |
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| 190 | self._p.register('button_press',self._select_spectrum) |
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| 191 | |
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| 192 | def stat_cal(self): |
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| 193 | if not self.figmgr.toolbar.mode == '' or not self.button: return |
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| 194 | self.figmgr.toolbar.set_message('statistics: select a region') |
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| 195 | if self.mode == 'stat': return |
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| 196 | self.bSpec.config(relief='raised') |
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| 197 | self.bStat.config(relief='sunken') |
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| 198 | self.mode='stat' |
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| 199 | self.__disconnect_event() |
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| 200 | self._p.register('button_press',self._single_mask) |
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| 201 | |
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| 202 | def quit(self): |
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| 203 | self.__disconnect_event() |
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| 204 | #self.delete_bar() |
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| 205 | self.disable_button() |
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| 206 | self.figmgr.window.wm_withdraw() |
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| 207 | |
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| 208 | def enable_button(self): |
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| 209 | if self.button: return |
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| 210 | self.bSpec.config(state=Tk.NORMAL) |
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| 211 | self.bStat.config(state=Tk.NORMAL) |
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| 212 | self.button=True |
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| 213 | self.spec_show() |
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| 214 | |
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| 215 | def disable_button(self): |
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| 216 | if not self.button: return |
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| 217 | self.bStat.config(relief='raised',state=Tk.DISABLED) |
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| 218 | self.bSpec.config(relief='raised',state=Tk.DISABLED) |
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| 219 | self.button=False |
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| 220 | self.mode='' |
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| 221 | self.__disconnect_event() |
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| 222 | |
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| 223 | def delete_bar(self): |
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| 224 | self.__disconnect_event() |
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| 225 | self.destroy() |
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| 226 | |
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| 227 | def __disconnect_event(self): |
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| 228 | #idP=self.figmgr.toolbar._idPress |
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| 229 | #idR=self.figmgr.toolbar._idRelease |
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| 230 | #if idP is not None: |
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| 231 | # self.canvas.mpl_disconnect(idP) |
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| 232 | # self.figmgr.toolbar._idPress=None |
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| 233 | #if idR is not None: |
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| 234 | # self.canvas.mpl_disconnect(idR) |
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| 235 | # self.figmgr.toolbar._idRelease=None |
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| 236 | self._p.register('button_press',None) |
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| 237 | self._p.register('button_release',None) |
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