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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